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authorPaul Mackerras <paulus@samba.org>2008-05-23 16:53:23 +1000
committerPaul Mackerras <paulus@samba.org>2008-05-23 16:53:23 +1000
commitacf464817d5e7be9fb67aec4027dbee0ac9be17a (patch)
tree39fd061c0a91a11d3ae4ff19b7fe179325e39bbf /drivers
parent80d267f9aee6f1b5df602b5a19fb7b4923f17db2 (diff)
parent8962cadbe7cbc4ed0fff94f56ebab505a10afd2e (diff)
Merge branch 'merge' into powerpc-next
Diffstat (limited to 'drivers')
-rw-r--r--drivers/ata/libata-acpi.c75
-rw-r--r--drivers/ata/libata-core.c40
-rw-r--r--drivers/ata/libata-eh.c207
-rw-r--r--drivers/ata/libata-pmp.c44
-rw-r--r--drivers/ata/libata-scsi.c6
-rw-r--r--drivers/ata/pata_ali.c10
-rw-r--r--drivers/ata/pata_amd.c14
-rw-r--r--drivers/ata/pata_at32.c2
-rw-r--r--drivers/ata/pata_bf54x.c5
-rw-r--r--drivers/ata/pata_cypress.c8
-rw-r--r--drivers/ata/pata_legacy.c50
-rw-r--r--drivers/ata/pata_ns87410.c6
-rw-r--r--drivers/ata/pata_ns87415.c4
-rw-r--r--drivers/ata/pata_qdi.c16
-rw-r--r--drivers/ata/pata_sl82c105.c2
-rw-r--r--drivers/ata/pata_via.c14
-rw-r--r--drivers/ata/pata_winbond.c6
-rw-r--r--drivers/ata/sata_mv.c163
-rw-r--r--drivers/ata/sata_promise.c148
-rw-r--r--drivers/ata/sata_sil24.c11
-rw-r--r--drivers/atm/fore200e.h1
-rw-r--r--drivers/atm/fore200e_mkfirm.c2
-rw-r--r--drivers/atm/he.h2
-rw-r--r--drivers/atm/idt77252.c7
-rw-r--r--drivers/atm/idt77252.h4
-rw-r--r--drivers/atm/iphase.h3
-rw-r--r--drivers/atm/nicstarmac.copyright2
-rw-r--r--drivers/base/core.c93
-rw-r--r--drivers/block/amiflop.c6
-rw-r--r--drivers/block/viodasd.c2
-rw-r--r--drivers/block/z2ram.c2
-rw-r--r--drivers/cdrom/viocd.c2
-rw-r--r--drivers/char/drm/drm.h17
-rw-r--r--drivers/char/drm/drmP.h91
-rw-r--r--drivers/char/drm/drm_fops.c7
-rw-r--r--drivers/char/drm/drm_irq.c381
-rw-r--r--drivers/char/drm/drm_lock.c35
-rw-r--r--drivers/char/drm/i915_dma.c160
-rw-r--r--drivers/char/drm/i915_drm.h45
-rw-r--r--drivers/char/drm/i915_drv.c23
-rw-r--r--drivers/char/drm/i915_drv.h115
-rw-r--r--drivers/char/drm/i915_irq.c597
-rw-r--r--drivers/char/drm/mga_drv.c7
-rw-r--r--drivers/char/drm/mga_drv.h6
-rw-r--r--drivers/char/drm/mga_irq.c69
-rw-r--r--drivers/char/drm/r128_drv.c7
-rw-r--r--drivers/char/drm/r128_drv.h9
-rw-r--r--drivers/char/drm/r128_irq.c55
-rw-r--r--drivers/char/drm/radeon_drv.c8
-rw-r--r--drivers/char/drm/radeon_drv.h19
-rw-r--r--drivers/char/drm/radeon_irq.c171
-rw-r--r--drivers/char/drm/via_drv.c6
-rw-r--r--drivers/char/drm/via_drv.h7
-rw-r--r--drivers/char/drm/via_irq.c81
-rw-r--r--drivers/char/snsc_event.c2
-rw-r--r--drivers/char/sysrq.c1
-rw-r--r--drivers/char/viocons.c2
-rw-r--r--drivers/char/viotape.c2
-rw-r--r--drivers/char/vme_scc.c4
-rw-r--r--drivers/dma/iop-adma.c6
-rw-r--r--drivers/firewire/fw-cdev.c14
-rw-r--r--drivers/hid/hid-debug.c2
-rw-r--r--drivers/hid/hid-input.c7
-rw-r--r--drivers/hid/usbhid/hid-quirks.c49
-rw-r--r--drivers/hid/usbhid/usbkbd.c2
-rw-r--r--drivers/hid/usbhid/usbmouse.c2
-rw-r--r--drivers/i2c/busses/i2c-amd756.c2
-rw-r--r--drivers/i2c/busses/i2c-nforce2.c28
-rw-r--r--drivers/i2c/chips/max6875.c3
-rw-r--r--drivers/i2c/i2c-core.c22
-rw-r--r--drivers/ide/ide-probe.c5
-rw-r--r--drivers/ide/legacy/macide.c3
-rw-r--r--drivers/ieee1394/sbp2.c20
-rw-r--r--drivers/infiniband/core/user_mad.c14
-rw-r--r--drivers/infiniband/core/uverbs_main.c11
-rw-r--r--drivers/input/keyboard/aaed2000_kbd.c2
-rw-r--r--drivers/input/keyboard/corgikbd.c2
-rw-r--r--drivers/input/keyboard/hilkbd.c4
-rw-r--r--drivers/input/keyboard/jornada680_kbd.c2
-rw-r--r--drivers/input/keyboard/jornada720_kbd.c2
-rw-r--r--drivers/input/keyboard/spitzkbd.c2
-rw-r--r--drivers/input/misc/hp_sdc_rtc.c5
-rw-r--r--drivers/input/serio/hp_sdc_mlc.c5
-rw-r--r--drivers/input/serio/q40kbd.c2
-rw-r--r--drivers/input/touchscreen/jornada720_ts.c2
-rw-r--r--drivers/isdn/capi/capiutil.c6
-rw-r--r--drivers/isdn/hysdn/Kconfig2
-rw-r--r--drivers/isdn/hysdn/boardergo.c14
-rw-r--r--drivers/leds/led-class.c6
-rw-r--r--drivers/media/video/Kconfig2
-rw-r--r--drivers/media/video/bt8xx/bttv-driver.c2
-rw-r--r--drivers/media/video/cs5345.c7
-rw-r--r--drivers/media/video/cs53l32a.c10
-rw-r--r--drivers/media/video/cx18/cx18-i2c.c9
-rw-r--r--drivers/media/video/cx25840/cx25840-core.c7
-rw-r--r--drivers/media/video/et61x251/et61x251_core.c2
-rw-r--r--drivers/media/video/ivtv/ivtv-i2c.c13
-rw-r--r--drivers/media/video/m52790.c9
-rw-r--r--drivers/media/video/msp3400-driver.c17
-rw-r--r--drivers/media/video/saa7115.c40
-rw-r--r--drivers/media/video/saa7127.c9
-rw-r--r--drivers/media/video/saa717x.c9
-rw-r--r--drivers/media/video/sn9c102/sn9c102_core.c2
-rw-r--r--drivers/media/video/tuner-core.c17
-rw-r--r--drivers/media/video/upd64031a.c6
-rw-r--r--drivers/media/video/upd64083.c6
-rw-r--r--drivers/media/video/videobuf-core.c3
-rw-r--r--drivers/media/video/vp27smpx.c9
-rw-r--r--drivers/media/video/wm8739.c7
-rw-r--r--drivers/media/video/wm8775.c7
-rw-r--r--drivers/media/video/zc0301/zc0301_core.c2
-rw-r--r--drivers/media/video/zoran_device.c2
-rw-r--r--drivers/media/video/zoran_driver.c2
-rw-r--r--drivers/mfd/Kconfig2
-rw-r--r--drivers/mmc/card/Kconfig12
-rw-r--r--drivers/mmc/card/Makefile1
-rw-r--r--drivers/mmc/card/mmc_test.c892
-rw-r--r--drivers/mmc/host/Kconfig2
-rw-r--r--drivers/mmc/host/at91_mci.c5
-rw-r--r--drivers/mmc/host/omap.c12
-rw-r--r--drivers/net/3c509.c15
-rw-r--r--drivers/net/82596.c7
-rw-r--r--drivers/net/Kconfig2
-rw-r--r--drivers/net/apne.c3
-rw-r--r--drivers/net/atlx/atl1.c2
-rw-r--r--drivers/net/bonding/bond_sysfs.c12
-rw-r--r--drivers/net/cassini.c11
-rw-r--r--drivers/net/irda/irda-usb.c2
-rw-r--r--drivers/net/irda/irda-usb.h4
-rw-r--r--drivers/net/mac89x0.c3
-rw-r--r--drivers/net/macmace.c3
-rw-r--r--drivers/net/pppol2tp.c13
-rw-r--r--drivers/net/sun3lance.c3
-rw-r--r--drivers/net/usb/catc.c5
-rw-r--r--drivers/net/usb/cdc_subset.c2
-rw-r--r--drivers/net/usb/rndis_host.c4
-rw-r--r--drivers/net/wireless/airo.c3
-rw-r--r--drivers/net/wireless/ath5k/base.c2
-rw-r--r--drivers/net/wireless/ath5k/hw.c6
-rw-r--r--drivers/net/wireless/atmel.c2
-rw-r--r--drivers/net/wireless/b43/Kconfig2
-rw-r--r--drivers/net/wireless/b43legacy/Kconfig2
-rw-r--r--drivers/net/wireless/hostap/hostap_cs.c1
-rw-r--r--drivers/net/wireless/hostap/hostap_hw.c9
-rw-r--r--drivers/net/wireless/ipw2200.c1
-rw-r--r--drivers/net/wireless/libertas/ethtool.c27
-rw-r--r--drivers/net/wireless/libertas/main.c2
-rw-r--r--drivers/net/wireless/orinoco_cs.c1
-rw-r--r--drivers/net/wireless/rtl8187_dev.c14
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c2
-rw-r--r--drivers/net/wireless/zd1211rw/zd_usb.c2
-rw-r--r--drivers/power/power_supply_core.c6
-rw-r--r--drivers/s390/char/vmlogrdr.c9
-rw-r--r--drivers/s390/kvm/kvm_virtio.c40
-rw-r--r--drivers/sbus/char/bpp.c6
-rw-r--r--drivers/scsi/ch.c7
-rw-r--r--drivers/scsi/mac_esp.c2
-rw-r--r--drivers/scsi/osst.c3
-rw-r--r--drivers/scsi/sg.c11
-rw-r--r--drivers/scsi/st.c12
-rw-r--r--drivers/serial/8250.c5
-rw-r--r--drivers/serial/8250.h5
-rw-r--r--drivers/serial/Kconfig2
-rw-r--r--drivers/serial/sh-sci.c8
-rw-r--r--drivers/serial/sunhv.c1
-rw-r--r--drivers/uio/uio.c7
-rw-r--r--drivers/usb/class/Kconfig11
-rw-r--r--drivers/usb/class/Makefile1
-rw-r--r--drivers/usb/class/cdc-wdm.c740
-rw-r--r--drivers/usb/core/hcd.c6
-rw-r--r--drivers/usb/gadget/pxa27x_udc.c3
-rw-r--r--drivers/usb/host/ehci-orion.c2
-rw-r--r--drivers/usb/misc/phidgetkit.c6
-rw-r--r--drivers/usb/misc/phidgetmotorcontrol.c7
-rw-r--r--drivers/usb/misc/phidgetservo.c6
-rw-r--r--drivers/usb/serial/ch341.c1
-rw-r--r--drivers/usb/serial/ftdi_sio.c1
-rw-r--r--drivers/usb/serial/ftdi_sio.h6
-rw-r--r--drivers/usb/serial/option.c7
-rw-r--r--drivers/usb/serial/pl2303.c1
-rw-r--r--drivers/usb/serial/pl2303.h1
-rw-r--r--drivers/video/Kconfig4
-rw-r--r--drivers/video/amifb.c4
-rw-r--r--drivers/video/display/display-sysfs.c10
-rw-r--r--drivers/video/dnfb.c3
-rw-r--r--drivers/video/hpfb.c2
-rw-r--r--drivers/video/pxafb.c5
187 files changed, 3239 insertions, 2134 deletions
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index 70b77e0899a..dbf6ca781f6 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -118,8 +118,8 @@ static void ata_acpi_associate_ide_port(struct ata_port *ap)
ap->pflags |= ATA_PFLAG_INIT_GTM_VALID;
}
-static void ata_acpi_handle_hotplug(struct ata_port *ap, struct ata_device *dev,
- u32 event)
+static void ata_acpi_handle_hotplug(struct ata_port *ap, struct ata_device
+ *dev, u32 event)
{
char event_string[12];
char *envp[] = { event_string, NULL };
@@ -127,6 +127,9 @@ static void ata_acpi_handle_hotplug(struct ata_port *ap, struct ata_device *dev,
struct kobject *kobj = NULL;
int wait = 0;
unsigned long flags;
+ acpi_handle handle, tmphandle;
+ unsigned long sta;
+ acpi_status status;
if (!ap)
ap = dev->link->ap;
@@ -134,32 +137,57 @@ static void ata_acpi_handle_hotplug(struct ata_port *ap, struct ata_device *dev,
spin_lock_irqsave(ap->lock, flags);
+ if (dev)
+ handle = dev->acpi_handle;
+ else
+ handle = ap->acpi_handle;
+
+ status = acpi_get_handle(handle, "_EJ0", &tmphandle);
+ if (ACPI_FAILURE(status)) {
+ /* This device is not ejectable */
+ spin_unlock_irqrestore(ap->lock, flags);
+ return;
+ }
+
+ status = acpi_evaluate_integer(handle, "_STA", NULL, &sta);
+ if (ACPI_FAILURE(status)) {
+ printk ("Unable to determine bay status\n");
+ spin_unlock_irqrestore(ap->lock, flags);
+ return;
+ }
+
switch (event) {
case ACPI_NOTIFY_BUS_CHECK:
case ACPI_NOTIFY_DEVICE_CHECK:
ata_ehi_push_desc(ehi, "ACPI event");
- ata_ehi_hotplugged(ehi);
- ata_port_freeze(ap);
- break;
-
- case ACPI_NOTIFY_EJECT_REQUEST:
- ata_ehi_push_desc(ehi, "ACPI event");
- if (dev)
- dev->flags |= ATA_DFLAG_DETACH;
- else {
- struct ata_link *tlink;
- struct ata_device *tdev;
-
- ata_port_for_each_link(tlink, ap)
- ata_link_for_each_dev(tdev, tlink)
- tdev->flags |= ATA_DFLAG_DETACH;
+ if (!sta) {
+ /* Device has been unplugged */
+ if (dev)
+ dev->flags |= ATA_DFLAG_DETACH;
+ else {
+ struct ata_link *tlink;
+ struct ata_device *tdev;
+
+ ata_port_for_each_link(tlink, ap) {
+ ata_link_for_each_dev(tdev, tlink) {
+ tdev->flags |=
+ ATA_DFLAG_DETACH;
+ }
+ }
+ }
+ ata_port_schedule_eh(ap);
+ wait = 1;
+ } else {
+ ata_ehi_hotplugged(ehi);
+ ata_port_freeze(ap);
}
-
- ata_port_schedule_eh(ap);
- wait = 1;
- break;
}
+ spin_unlock_irqrestore(ap->lock, flags);
+
+ if (wait)
+ ata_port_wait_eh(ap);
+
if (dev) {
if (dev->sdev)
kobj = &dev->sdev->sdev_gendev.kobj;
@@ -170,11 +198,6 @@ static void ata_acpi_handle_hotplug(struct ata_port *ap, struct ata_device *dev,
sprintf(event_string, "BAY_EVENT=%d", event);
kobject_uevent_env(kobj, KOBJ_CHANGE, envp);
}
-
- spin_unlock_irqrestore(ap->lock, flags);
-
- if (wait)
- ata_port_wait_eh(ap);
}
static void ata_acpi_dev_notify(acpi_handle handle, u32 event, void *data)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 927b692d723..3c89f205c83 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2126,6 +2126,13 @@ int ata_dev_configure(struct ata_device *dev)
dev->horkage |= ata_dev_blacklisted(dev);
ata_force_horkage(dev);
+ if (dev->horkage & ATA_HORKAGE_DISABLE) {
+ ata_dev_printk(dev, KERN_INFO,
+ "unsupported device, disabling\n");
+ ata_dev_disable(dev);
+ return 0;
+ }
+
/* let ACPI work its magic */
rc = ata_acpi_on_devcfg(dev);
if (rc)
@@ -3490,22 +3497,11 @@ int sata_link_resume(struct ata_link *link, const unsigned long *params,
if ((rc = sata_link_debounce(link, params, deadline)))
return rc;
- /* Clear SError. PMP and some host PHYs require this to
- * operate and clearing should be done before checking PHY
- * online status to avoid race condition (hotplugging between
- * link resume and status check).
- */
+ /* clear SError, some PHYs require this even for SRST to work */
if (!(rc = sata_scr_read(link, SCR_ERROR, &serror)))
rc = sata_scr_write(link, SCR_ERROR, serror);
- if (rc == 0 || rc == -EINVAL) {
- unsigned long flags;
- spin_lock_irqsave(link->ap->lock, flags);
- link->eh_info.serror = 0;
- spin_unlock_irqrestore(link->ap->lock, flags);
- rc = 0;
- }
- return rc;
+ return rc != -EINVAL ? rc : 0;
}
/**
@@ -3653,9 +3649,13 @@ int sata_link_hardreset(struct ata_link *link, const unsigned long *timing,
if (check_ready)
rc = ata_wait_ready(link, deadline, check_ready);
out:
- if (rc && rc != -EAGAIN)
+ if (rc && rc != -EAGAIN) {
+ /* online is set iff link is online && reset succeeded */
+ if (online)
+ *online = false;
ata_link_printk(link, KERN_ERR,
"COMRESET failed (errno=%d)\n", rc);
+ }
DPRINTK("EXIT, rc=%d\n", rc);
return rc;
}
@@ -3700,8 +3700,14 @@ int sata_std_hardreset(struct ata_link *link, unsigned int *class,
*/
void ata_std_postreset(struct ata_link *link, unsigned int *classes)
{
+ u32 serror;
+
DPRINTK("ENTER\n");
+ /* reset complete, clear SError */
+ if (!sata_scr_read(link, SCR_ERROR, &serror))
+ sata_scr_write(link, SCR_ERROR, serror);
+
/* print link status */
sata_print_link_status(link);
@@ -3894,8 +3900,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "SAMSUNG CD-ROM SN-124", "N001", ATA_HORKAGE_NODMA },
{ "Seagate STT20000A", NULL, ATA_HORKAGE_NODMA },
/* Odd clown on sil3726/4726 PMPs */
- { "Config Disk", NULL, ATA_HORKAGE_NODMA |
- ATA_HORKAGE_SKIP_PM },
+ { "Config Disk", NULL, ATA_HORKAGE_DISABLE },
/* Weird ATAPI devices */
{ "TORiSAN DVD-ROM DRD-N216", NULL, ATA_HORKAGE_MAX_SEC_128 },
@@ -5616,7 +5621,7 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht)
spin_lock_irqsave(ap->lock, flags);
ehi->probe_mask |= ATA_ALL_DEVICES;
- ehi->action |= ATA_EH_RESET;
+ ehi->action |= ATA_EH_RESET | ATA_EH_LPM;
ehi->flags |= ATA_EHI_NO_AUTOPSY | ATA_EHI_QUIET;
ap->pflags &= ~ATA_PFLAG_INITIALIZING;
@@ -5649,7 +5654,6 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht)
struct ata_port *ap = host->ports[i];
ata_scsi_scan_host(ap, 1);
- ata_lpm_schedule(ap, ap->pm_policy);
}
return 0;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 62e033146be..7894d83ea1e 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1308,12 +1308,7 @@ static void ata_eh_analyze_serror(struct ata_link *link)
unsigned int err_mask = 0, action = 0;
u32 hotplug_mask;
- if (serror & SERR_PERSISTENT) {
- err_mask |= AC_ERR_ATA_BUS;
- action |= ATA_EH_RESET;
- }
- if (serror &
- (SERR_DATA_RECOVERED | SERR_COMM_RECOVERED | SERR_DATA)) {
+ if (serror & (SERR_PERSISTENT | SERR_DATA)) {
err_mask |= AC_ERR_ATA_BUS;
action |= ATA_EH_RESET;
}
@@ -2047,19 +2042,11 @@ static int ata_do_reset(struct ata_link *link, ata_reset_fn_t reset,
unsigned int *classes, unsigned long deadline)
{
struct ata_device *dev;
- int rc;
ata_link_for_each_dev(dev, link)
classes[dev->devno] = ATA_DEV_UNKNOWN;
- rc = reset(link, classes, deadline);
-
- /* convert all ATA_DEV_UNKNOWN to ATA_DEV_NONE */
- ata_link_for_each_dev(dev, link)
- if (classes[dev->devno] == ATA_DEV_UNKNOWN)
- classes[dev->devno] = ATA_DEV_NONE;
-
- return rc;
+ return reset(link, classes, deadline);
}
static int ata_eh_followup_srst_needed(struct ata_link *link,
@@ -2096,9 +2083,11 @@ int ata_eh_reset(struct ata_link *link, int classify,
ata_reset_fn_t reset;
unsigned long flags;
u32 sstatus;
- int rc;
+ int nr_known, rc;
- /* about to reset */
+ /*
+ * Prepare to reset
+ */
spin_lock_irqsave(ap->lock, flags);
ap->pflags |= ATA_PFLAG_RESETTING;
spin_unlock_irqrestore(ap->lock, flags);
@@ -2124,16 +2113,8 @@ int ata_eh_reset(struct ata_link *link, int classify,
ap->ops->set_piomode(ap, dev);
}
- if (!softreset && !hardreset) {
- if (verbose)
- ata_link_printk(link, KERN_INFO, "no reset method "
- "available, skipping reset\n");
- if (!(lflags & ATA_LFLAG_ASSUME_CLASS))
- lflags |= ATA_LFLAG_ASSUME_ATA;
- goto done;
- }
-
/* prefer hardreset */
+ reset = NULL;
ehc->i.action &= ~ATA_EH_RESET;
if (hardreset) {
reset = hardreset;
@@ -2141,11 +2122,6 @@ int ata_eh_reset(struct ata_link *link, int classify,
} else if (softreset) {
reset = softreset;
ehc->i.action = ATA_EH_SOFTRESET;
- } else {
- ata_link_printk(link, KERN_ERR, "BUG: no reset method, "
- "please report to linux-ide@vger.kernel.org\n");
- dump_stack();
- return -EINVAL;
}
if (prereset) {
@@ -2165,55 +2141,71 @@ int ata_eh_reset(struct ata_link *link, int classify,
"prereset failed (errno=%d)\n", rc);
goto out;
}
- }
- /* prereset() might have cleared ATA_EH_RESET */
- if (!(ehc->i.action & ATA_EH_RESET)) {
- /* prereset told us not to reset, bang classes and return */
- ata_link_for_each_dev(dev, link)
- classes[dev->devno] = ATA_DEV_NONE;
- rc = 0;
- goto out;
+ /* prereset() might have cleared ATA_EH_RESET. If so,
+ * bang classes and return.
+ */
+ if (reset && !(ehc->i.action & ATA_EH_RESET)) {
+ ata_link_for_each_dev(dev, link)
+ classes[dev->devno] = ATA_DEV_NONE;
+ rc = 0;
+ goto out;
+ }
}
retry:
+ /*
+ * Perform reset
+ */
+ if (ata_is_host_link(link))
+ ata_eh_freeze_port(ap);
+
deadline = jiffies + ata_eh_reset_timeouts[try++];
- /* shut up during boot probing */
- if (verbose)
- ata_link_printk(link, KERN_INFO, "%s resetting link\n",
- reset == softreset ? "soft" : "hard");
+ if (reset) {
+ if (verbose)
+ ata_link_printk(link, KERN_INFO, "%s resetting link\n",
+ reset == softreset ? "soft" : "hard");
- /* mark that this EH session started with reset */
- if (reset == hardreset)
- ehc->i.flags |= ATA_EHI_DID_HARDRESET;
- else
- ehc->i.flags |= ATA_EHI_DID_SOFTRESET;
+ /* mark that this EH session started with reset */
+ if (reset == hardreset)
+ ehc->i.flags |= ATA_EHI_DID_HARDRESET;
+ else
+ ehc->i.flags |= ATA_EHI_DID_SOFTRESET;
- rc = ata_do_reset(link, reset, classes, deadline);
+ rc = ata_do_reset(link, reset, classes, deadline);
- if (reset == hardreset &&
- ata_eh_followup_srst_needed(link, rc, classify, classes)) {
- /* okay, let's do follow-up softreset */
- reset = softreset;
+ if (reset == hardreset &&
+ ata_eh_followup_srst_needed(link, rc, classify, classes)) {
+ /* okay, let's do follow-up softreset */
+ reset = softreset;
- if (!reset) {
- ata_link_printk(link, KERN_ERR,
- "follow-up softreset required "
- "but no softreset avaliable\n");
- rc = -EINVAL;
- goto fail;
+ if (!reset) {
+ ata_link_printk(link, KERN_ERR,
+ "follow-up softreset required "
+ "but no softreset avaliable\n");
+ rc = -EINVAL;
+ goto fail;
+ }
+
+ ata_eh_about_to_do(link, NULL, ATA_EH_RESET);
+ rc = ata_do_reset(link, reset, classes, deadline);
}
- ata_eh_about_to_do(link, NULL, ATA_EH_RESET);
- rc = ata_do_reset(link, reset, classes, deadline);
+ /* -EAGAIN can happen if we skipped followup SRST */
+ if (rc && rc != -EAGAIN)
+ goto fail;
+ } else {
+ if (verbose)
+ ata_link_printk(link, KERN_INFO, "no reset method "
+ "available, skipping reset\n");
+ if (!(lflags & ATA_LFLAG_ASSUME_CLASS))
+ lflags |= ATA_LFLAG_ASSUME_ATA;
}
- /* -EAGAIN can happen if we skipped followup SRST */
- if (rc && rc != -EAGAIN)
- goto fail;
-
- done:
+ /*
+ * Post-reset processing
+ */
ata_link_for_each_dev(dev, link) {
/* After the reset, the device state is PIO 0 and the
* controller state is undefined. Reset also wakes up
@@ -2236,9 +2228,53 @@ int ata_eh_reset(struct ata_link *link, int classify,
if (sata_scr_read(link, SCR_STATUS, &sstatus) == 0)
link->sata_spd = (sstatus >> 4) & 0xf;
+ /* thaw the port */
+ if (ata_is_host_link(link))
+ ata_eh_thaw_port(ap);
+
+ /* postreset() should clear hardware SError. Although SError
+ * is cleared during link resume, clearing SError here is
+ * necessary as some PHYs raise hotplug events after SRST.
+ * This introduces race condition where hotplug occurs between
+ * reset and here. This race is mediated by cross checking
+ * link onlineness and classification result later.
+ */
if (postreset)
postreset(link, classes);
+ /* clear cached SError */
+ spin_lock_irqsave(link->ap->lock, flags);
+ link->eh_info.serror = 0;
+ spin_unlock_irqrestore(link->ap->lock, flags);
+
+ /* Make sure onlineness and classification result correspond.
+ * Hotplug could have happened during reset and some
+ * controllers fail to wait while a drive is spinning up after
+ * being hotplugged causing misdetection. By cross checking
+ * link onlineness and classification result, those conditions
+ * can be reliably detected and retried.
+ */
+ nr_known = 0;
+ ata_link_for_each_dev(dev, link) {
+ /* convert all ATA_DEV_UNKNOWN to ATA_DEV_NONE */
+ if (classes[dev->devno] == ATA_DEV_UNKNOWN)
+ classes[dev->devno] = ATA_DEV_NONE;
+ else
+ nr_known++;
+ }
+
+ if (classify && !nr_known && ata_link_online(link)) {
+ if (try < max_tries) {
+ ata_link_printk(link, KERN_WARNING, "link online but "
+ "device misclassified, retrying\n");
+ rc = -EAGAIN;
+ goto fail;
+ }
+ ata_link_printk(link, KERN_WARNING,
+ "link online but device misclassified, "
+ "device detection might fail\n");
+ }
+
/* reset successful, schedule revalidation */
ata_eh_done(link, NULL, ATA_EH_RESET);
ehc->i.action |= ATA_EH_REVALIDATE;
@@ -2587,7 +2623,7 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
struct ata_link *link;
struct ata_device *dev;
int nr_failed_devs, nr_disabled_devs;
- int reset, rc;
+ int rc;
unsigned long flags;
DPRINTK("ENTER\n");
@@ -2630,7 +2666,6 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
rc = 0;
nr_failed_devs = 0;
nr_disabled_devs = 0;
- reset = 0;
/* if UNLOADING, finish immediately */
if (ap->pflags & ATA_PFLAG_UNLOADING)
@@ -2644,40 +2679,24 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
if (ata_eh_skip_recovery(link))
ehc->i.action = 0;
- /* do we need to reset? */
- if (ehc->i.action & ATA_EH_RESET)
- reset = 1;
-
ata_link_for_each_dev(dev, link)
ehc->classes[dev->devno] = ATA_DEV_UNKNOWN;
}
/* reset */
- if (reset) {
- /* if PMP is attached, this function only deals with
- * downstream links, port should stay thawed.
- */
- if (!sata_pmp_attached(ap))
- ata_eh_freeze_port(ap);
-
- ata_port_for_each_link(link, ap) {
- struct ata_eh_context *ehc = &link->eh_context;
+ ata_port_for_each_link(link, ap) {
+ struct ata_eh_context *ehc = &link->eh_context;
- if (!(ehc->i.action & ATA_EH_RESET))
- continue;
+ if (!(ehc->i.action & ATA_EH_RESET))
+ continue;
- rc = ata_eh_reset(link, ata_link_nr_vacant(link),
- prereset, softreset, hardreset,
- postreset);
- if (rc) {
- ata_link_printk(link, KERN_ERR,
- "reset failed, giving up\n");
- goto out;
- }
+ rc = ata_eh_reset(link, ata_link_nr_vacant(link),
+ prereset, softreset, hardreset, postreset);
+ if (rc) {
+ ata_link_printk(link, KERN_ERR,
+ "reset failed, giving up\n");
+ goto out;
}
-
- if (!sata_pmp_attached(ap))
- ata_eh_thaw_port(ap);
}
/* the rest */
diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c
index ff1822a7da3..0f9386d4a5a 100644
--- a/drivers/ata/libata-pmp.c
+++ b/drivers/ata/libata-pmp.c
@@ -48,7 +48,7 @@ static unsigned int sata_pmp_read(struct ata_link *link, int reg, u32 *r_val)
tf.device = link->pmp;
err_mask = ata_exec_internal(pmp_dev, &tf, NULL, DMA_NONE, NULL, 0,
- SATA_PMP_SCR_TIMEOUT);
+ SATA_PMP_RW_TIMEOUT);
if (err_mask)
return err_mask;
@@ -88,7 +88,7 @@ static unsigned int sata_pmp_write(struct ata_link *link, int reg, u32 val)
tf.lbah = (val >> 24) & 0xff;
return ata_exec_internal(pmp_dev, &tf, NULL, DMA_NONE, NULL, 0,
- SATA_PMP_SCR_TIMEOUT);
+ SATA_PMP_RW_TIMEOUT);
}
/**
@@ -257,19 +257,6 @@ static int sata_pmp_configure(struct ata_device *dev, int print_info)
goto fail;
}
- /* turn off notification till fan-out ports are reset and configured */
- if (gscr[SATA_PMP_GSCR_FEAT_EN] & SATA_PMP_FEAT_NOTIFY) {
- gscr[SATA_PMP_GSCR_FEAT_EN] &= ~SATA_PMP_FEAT_NOTIFY;
-
- err_mask = sata_pmp_write(dev->link, SATA_PMP_GSCR_FEAT_EN,
- gscr[SATA_PMP_GSCR_FEAT_EN]);
- if (err_mask) {
- rc = -EIO;
- reason = "failed to write GSCR_FEAT_EN";
- goto fail;
- }
- }
-
if (print_info) {
ata_dev_printk(dev, KERN_INFO, "Port Multiplier %s, "
"0x%04x:0x%04x r%d, %d ports, feat 0x%x/0x%x\n",
@@ -700,8 +687,6 @@ static int sata_pmp_eh_recover_pmp(struct ata_port *ap,
if (ehc->i.action & ATA_EH_RESET) {
struct ata_link *tlink;
- ata_eh_freeze_port(ap);
-
/* reset */
rc = ata_eh_reset(link, 0, prereset, softreset, hardreset,
postreset);
@@ -711,8 +696,6 @@ static int sata_pmp_eh_recover_pmp(struct ata_port *ap,
goto fail;
}
- ata_eh_thaw_port(ap);
-
/* PMP is reset, SErrors cannot be trusted, scan all */
ata_port_for_each_link(tlink, ap) {
struct ata_eh_context *ehc = &tlink->eh_context;
@@ -864,6 +847,7 @@ static int sata_pmp_eh_recover(struct ata_port *ap)
struct ata_link *pmp_link = &ap->link;
struct ata_device *pmp_dev = pmp_link->device;
struct ata_eh_context *pmp_ehc = &pmp_link->eh_context;
+ u32 *gscr = pmp_dev->gscr;
struct ata_link *link;
struct ata_device *dev;
unsigned int err_mask;
@@ -901,6 +885,22 @@ static int sata_pmp_eh_recover(struct ata_port *ap)
if (rc)
goto pmp_fail;
+ /* PHY event notification can disturb reset and other recovery
+ * operations. Turn it off.
+ */
+ if (gscr[SATA_PMP_GSCR_FEAT_EN] & SATA_PMP_FEAT_NOTIFY) {
+ gscr[SATA_PMP_GSCR_FEAT_EN] &= ~SATA_PMP_FEAT_NOTIFY;
+
+ err_mask = sata_pmp_write(pmp_link, SATA_PMP_GSCR_FEAT_EN,
+ gscr[SATA_PMP_GSCR_FEAT_EN]);
+ if (err_mask) {
+ ata_link_printk(pmp_link, KERN_WARNING,
+ "failed to disable NOTIFY (err_mask=0x%x)\n",
+ err_mask);
+ goto pmp_fail;
+ }
+ }
+
/* handle disabled links */
rc = sata_pmp_eh_handle_disabled_links(ap);
if (rc)
@@ -923,10 +923,10 @@ static int sata_pmp_eh_recover(struct ata_port *ap)
/* enable notification */
if (pmp_dev->flags & ATA_DFLAG_AN) {
- pmp_dev->gscr[SATA_PMP_GSCR_FEAT_EN] |= SATA_PMP_FEAT_NOTIFY;
+ gscr[SATA_PMP_GSCR_FEAT_EN] |= SATA_PMP_FEAT_NOTIFY;
- err_mask = sata_pmp_write(pmp_dev->link, SATA_PMP_GSCR_FEAT_EN,
- pmp_dev->gscr[SATA_PMP_GSCR_FEAT_EN]);
+ err_mask = sata_pmp_write(pmp_link, SATA_PMP_GSCR_FEAT_EN,
+ gscr[SATA_PMP_GSCR_FEAT_EN]);
if (err_mask) {
ata_dev_printk(pmp_dev, KERN_ERR, "failed to write "
"PMP_FEAT_EN (Emask=0x%x)\n", err_mask);
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 3ce43920e45..aeb6e01d82c 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -1082,12 +1082,6 @@ static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc)
if (((cdb[4] >> 4) & 0xf) != 0)
goto invalid_fld; /* power conditions not supported */
- if (qc->dev->horkage & ATA_HORKAGE_SKIP_PM) {
- /* the device lacks PM support, finish without doing anything */
- scmd->result = SAM_STAT_GOOD;
- return 1;
- }
-
if (cdb[4] & 0x1) {
tf->nsect = 1; /* 1 sector, lba=0 */
diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c
index fcabe46f262..0f3e659db99 100644
--- a/drivers/ata/pata_ali.c
+++ b/drivers/ata/pata_ali.c
@@ -177,11 +177,11 @@ static void ali_program_modes(struct ata_port *ap, struct ata_device *adev, stru
u8 udma;
if (t != NULL) {
- t->setup = FIT(t->setup, 1, 8) & 7;
- t->act8b = FIT(t->act8b, 1, 8) & 7;
- t->rec8b = FIT(t->rec8b, 1, 16) & 15;
- t->active = FIT(t->active, 1, 8) & 7;
- t->recover = FIT(t->recover, 1, 16) & 15;
+ t->setup = clamp_val(t->setup, 1, 8) & 7;
+ t->act8b = clamp_val(t->act8b, 1, 8) & 7;
+ t->rec8b = clamp_val(t->rec8b, 1, 16) & 15;
+ t->active = clamp_val(t->active, 1, 8) & 7;
+ t->recover = clamp_val(t->recover, 1, 16) & 15;
pci_write_config_byte(pdev, cas, t->setup);
pci_write_config_byte(pdev, cbt, (t->act8b << 4) | t->rec8b);
diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index 26665c39648..57dd00f463d 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -84,32 +84,32 @@ static void timing_setup(struct ata_port *ap, struct ata_device *adev, int offse
/* Configure the address set up timing */
pci_read_config_byte(pdev, offset + 0x0C, &t);
- t = (t & ~(3 << ((3 - dn) << 1))) | ((FIT(at.setup, 1, 4) - 1) << ((3 - dn) << 1));
+ t = (t & ~(3 << ((3 - dn) << 1))) | ((clamp_val(at.setup, 1, 4) - 1) << ((3 - dn) << 1));
pci_write_config_byte(pdev, offset + 0x0C , t);
/* Configure the 8bit I/O timing */
pci_write_config_byte(pdev, offset + 0x0E + (1 - (dn >> 1)),
- ((FIT(at.act8b, 1, 16) - 1) << 4) | (FIT(at.rec8b, 1, 16) - 1));
+ ((clamp_val(at.act8b, 1, 16) - 1) << 4) | (clamp_val(at.rec8b, 1, 16) - 1));
/* Drive timing */
pci_write_config_byte(pdev, offset + 0x08 + (3 - dn),
- ((FIT(at.active, 1, 16) - 1) << 4) | (FIT(at.recover, 1, 16) - 1));
+ ((clamp_val(at.active, 1, 16) - 1) << 4) | (clamp_val(at.recover, 1, 16) - 1));
switch (clock) {
case 1:
- t = at.udma ? (0xc0 | (FIT(at.udma, 2, 5) - 2)) : 0x03;
+ t = at.udma ? (0xc0 | (clamp_val(at.udma, 2, 5) - 2)) : 0x03;
break;
case 2:
- t = at.udma ? (0xc0 | amd_cyc2udma[FIT(at.udma, 2, 10)]) : 0x03;
+ t = at.udma ? (0xc0 | amd_cyc2udma[clamp_val(at.udma, 2, 10)]) : 0x03;
break;
case 3:
- t = at.udma ? (0xc0 | amd_cyc2udma[FIT(at.udma, 1, 10)]) : 0x03;
+ t = at.udma ? (0xc0 | amd_cyc2udma[clamp_val(at.udma, 1, 10)]) : 0x03;
break;
case 4:
- t = at.udma ? (0xc0 | amd_cyc2udma[FIT(at.udma, 1, 15)]) : 0x03;
+ t = at.udma ? (0xc0 | amd_cyc2udma[clamp_val(at.udma, 1, 15)]) : 0x03;
break;
default:
diff --git a/drivers/ata/pata_at32.c b/drivers/ata/pata_at32.c
index 5e104385d6a..82fb6e27316 100644
--- a/drivers/ata/pata_at32.c
+++ b/drivers/ata/pata_at32.c
@@ -291,8 +291,6 @@ static int __init pata_at32_probe(struct platform_device *pdev)
if (!info)
return -ENOMEM;
- memset(info, 0, sizeof(struct at32_ide_info));
-
info->irq = irq;
info->cs = board->cs;
diff --git a/drivers/ata/pata_bf54x.c b/drivers/ata/pata_bf54x.c
index 9ab89732cf9..55516103626 100644
--- a/drivers/ata/pata_bf54x.c
+++ b/drivers/ata/pata_bf54x.c
@@ -911,7 +911,10 @@ static void bfin_bmdma_start(struct ata_queued_cmd *qc)
/* Reset all transfer count */
ATAPI_SET_CONTROL(base, ATAPI_GET_CONTROL(base) | TFRCNT_RST);
- /* Set transfer length to buffer len */
+ /* Set ATAPI state machine contorl in terminate sequence */
+ ATAPI_SET_CONTROL(base, ATAPI_GET_CONTROL(base) | END_ON_TERM);
+
+ /* Set transfer length to buffer len */
for_each_sg(qc->sg, sg, qc->n_elem, si) {
ATAPI_SET_XFER_LEN(base, (sg_dma_len(sg) >> 1));
}
diff --git a/drivers/ata/pata_cypress.c b/drivers/ata/pata_cypress.c
index a9c3218e22f..2ff62608ae3 100644
--- a/drivers/ata/pata_cypress.c
+++ b/drivers/ata/pata_cypress.c
@@ -62,14 +62,14 @@ static void cy82c693_set_piomode(struct ata_port *ap, struct ata_device *adev)
return;
}
- time_16 = FIT(t.recover, 0, 15) | (FIT(t.active, 0, 15) << 4);
- time_8 = FIT(t.act8b, 0, 15) | (FIT(t.rec8b, 0, 15) << 4);
+ time_16 = clamp_val(t.recover, 0, 15) | (clamp_val(t.active, 0, 15) << 4);
+ time_8 = clamp_val(t.act8b, 0, 15) | (clamp_val(t.rec8b, 0, 15) << 4);
if (adev->devno == 0) {
pci_read_config_dword(pdev, CY82_IDE_ADDRSETUP, &addr);
addr &= ~0x0F; /* Mask bits */
- addr |= FIT(t.setup, 0, 15);
+ addr |= clamp_val(t.setup, 0, 15);
pci_write_config_dword(pdev, CY82_IDE_ADDRSETUP, addr);
pci_write_config_byte(pdev, CY82_IDE_MASTER_IOR, time_16);
@@ -79,7 +79,7 @@ static void cy82c693_set_piomode(struct ata_port *ap, struct ata_device *adev)
pci_read_config_dword(pdev, CY82_IDE_ADDRSETUP, &addr);
addr &= ~0xF0; /* Mask bits */
- addr |= (FIT(t.setup, 0, 15) << 4);
+ addr |= (clamp_val(t.setup, 0, 15) << 4);
pci_write_config_dword(pdev, CY82_IDE_ADDRSETUP, addr);
pci_write_config_byte(pdev, CY82_IDE_SLAVE_IOR, time_16);
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index 7af4b29cc42..fe7cc8ed4ea 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -343,8 +343,8 @@ static void ht6560a_set_piomode(struct ata_port *ap, struct ata_device *adev)
/* Get the timing data in cycles. For now play safe at 50Mhz */
ata_timing_compute(adev, adev->pio_mode, &t, 20000, 1000);
- active = FIT(t.active, 2, 15);
- recover = FIT(t.recover, 4, 15);
+ active = clamp_val(t.active, 2, 15);
+ recover = clamp_val(t.recover, 4, 15);
inb(0x3E6);
inb(0x3E6);
@@ -377,8 +377,8 @@ static void ht6560b_set_piomode(struct ata_port *ap, struct ata_device *adev)
/* Get the timing data in cycles. For now play safe at 50Mhz */
ata_timing_compute(adev, adev->pio_mode, &t, 20000, 1000);
- active = FIT(t.active, 2, 15);
- recover = FIT(t.recover, 2, 16);
+ active = clamp_val(t.active, 2, 15);
+ recover = clamp_val(t.recover, 2, 16);
recover &= 0x15;
inb(0x3E6);
@@ -462,9 +462,9 @@ static void opti82c611a_set_piomode(struct ata_port *ap,
ata_timing_merge(&t, &tp, &t, ATA_TIMING_SETUP);
}
- active = FIT(t.active, 2, 17) - 2;
- recover = FIT(t.recover, 1, 16) - 1;
- setup = FIT(t.setup, 1, 4) - 1;
+ active = clamp_val(t.active, 2, 17) - 2;
+ recover = clamp_val(t.recover, 1, 16) - 1;
+ setup = clamp_val(t.setup, 1, 4) - 1;
/* Select the right timing bank for write timing */
rc = ioread8(ap->ioaddr.lbal_addr);
@@ -541,9 +541,9 @@ static void opti82c46x_set_piomode(struct ata_port *ap, struct ata_device *adev)
ata_timing_merge(&t, &tp, &t, ATA_TIMING_SETUP);
}
- active = FIT(t.active, 2, 17) - 2;
- recover = FIT(t.recover, 1, 16) - 1;
- setup = FIT(t.setup, 1, 4) - 1;
+ active = clamp_val(t.active, 2, 17) - 2;
+ recover = clamp_val(t.recover, 1, 16) - 1;
+ setup = clamp_val(t.setup, 1, 4) - 1;
/* Select the right timing bank for write timing */
rc = ioread8(ap->ioaddr.lbal_addr);
@@ -624,11 +624,11 @@ static void qdi6500_set_piomode(struct ata_port *ap, struct ata_device *adev)
ata_timing_compute(adev, adev->pio_mode, &t, 30303, 1000);
if (ld_qdi->fast) {
- active = 8 - FIT(t.active, 1, 8);
- recovery = 18 - FIT(t.recover, 3, 18);
+ active = 8 - clamp_val(t.active, 1, 8);
+ recovery = 18 - clamp_val(t.recover, 3, 18);
} else {
- active = 9 - FIT(t.active, 2, 9);
- recovery = 15 - FIT(t.recover, 0, 15);
+ active = 9 - clamp_val(t.active, 2, 9);
+ recovery = 15 - clamp_val(t.recover, 0, 15);
}
timing = (recovery << 4) | active | 0x08;
@@ -658,11 +658,11 @@ static void qdi6580dp_set_piomode(struct ata_port *ap, struct ata_device *adev)
ata_timing_compute(adev, adev->pio_mode, &t, 30303, 1000);
if (ld_qdi->fast) {
- active = 8 - FIT(t.active, 1, 8);
- recovery = 18 - FIT(t.recover, 3, 18);
+ active = 8 - clamp_val(t.active, 1, 8);
+ recovery = 18 - clamp_val(t.recover, 3, 18);
} else {
- active = 9 - FIT(t.active, 2, 9);
- recovery = 15 - FIT(t.recover, 0, 15);
+ active = 9 - clamp_val(t.active, 2, 9);
+ recovery = 15 - clamp_val(t.recover, 0, 15);
}
timing = (recovery << 4) | active | 0x08;
@@ -695,11 +695,11 @@ static void qdi6580_set_piomode(struct ata_port *ap, struct ata_device *adev)
ata_timing_compute(adev, adev->pio_mode, &t, 30303, 1000);
if (ld_qdi->fast) {
- active = 8 - FIT(t.active, 1, 8);
- recovery = 18 - FIT(t.recover, 3, 18);
+ active = 8 - clamp_val(t.active, 1, 8);
+ recovery = 18 - clamp_val(t.recover, 3, 18);
} else {
- active = 9 - FIT(t.active, 2, 9);
- recovery = 15 - FIT(t.recover, 0, 15);
+ active = 9 - clamp_val(t.active, 2, 9);
+ recovery = 15 - clamp_val(t.recover, 0, 15);
}
timing = (recovery << 4) | active | 0x08;
ld_qdi->clock[adev->devno] = timing;
@@ -830,8 +830,8 @@ static void winbond_set_piomode(struct ata_port *ap, struct ata_device *adev)
else
ata_timing_compute(adev, adev->pio_mode, &t, 30303, 1000);
- active = (FIT(t.active, 3, 17) - 1) & 0x0F;
- recovery = (FIT(t.recover, 1, 15) + 1) & 0x0F;
+ active = (clamp_val(t.active, 3, 17) - 1) & 0x0F;
+ recovery = (clamp_val(t.recover, 1, 15) + 1) & 0x0F;
timing = (active << 4) | recovery;
winbond_writecfg(ld_winbond->timing, timing, reg);
@@ -842,7 +842,7 @@ static void winbond_set_piomode(struct ata_port *ap, struct ata_device *adev)
reg |= 0x08; /* FIFO off */
if (!ata_pio_need_iordy(adev))
reg |= 0x02; /* IORDY off */
- reg |= (FIT(t.setup, 0, 3) << 6);
+ reg |= (clamp_val(t.setup, 0, 3) << 6);
winbond_writecfg(ld_winbond->timing, timing + 1, reg);
}
diff --git a/drivers/ata/pata_ns87410.c b/drivers/ata/pata_ns87410.c
index 76d2455bc45..be756b7ef07 100644
--- a/drivers/ata/pata_ns87410.c
+++ b/drivers/ata/pata_ns87410.c
@@ -91,9 +91,9 @@ static void ns87410_set_piomode(struct ata_port *ap, struct ata_device *adev)
return;
}
- at.active = FIT(at.active, 2, 16) - 2;
- at.setup = FIT(at.setup, 1, 4) - 1;
- at.recover = FIT(at.recover, 1, 12) - 1;
+ at.active = clamp_val(at.active, 2, 16) - 2;
+ at.setup = clamp_val(at.setup, 1, 4) - 1;
+ at.recover = clamp_val(at.recover, 1, 12) - 1;
idetcr = (at.setup << 6) | (recoverbits[at.recover] << 3) | activebits[at.active];
diff --git a/drivers/ata/pata_ns87415.c b/drivers/ata/pata_ns87415.c
index ae92b0049bd..e0aa7eaaee0 100644
--- a/drivers/ata/pata_ns87415.c
+++ b/drivers/ata/pata_ns87415.c
@@ -66,8 +66,8 @@ static void ns87415_set_mode(struct ata_port *ap, struct ata_device *adev, u8 mo
ata_timing_compute(adev, adev->pio_mode, &t, T, 0);
- clocking = 17 - FIT(t.active, 2, 17);
- clocking |= (16 - FIT(t.recover, 1, 16)) << 4;
+ clocking = 17 - clamp_val(t.active, 2, 17);
+ clocking |= (16 - clamp_val(t.recover, 1, 16)) << 4;
/* Use the same timing for read and write bytes */
clocking |= (clocking << 8);
pci_write_config_word(dev, timing, clocking);
diff --git a/drivers/ata/pata_qdi.c b/drivers/ata/pata_qdi.c
index bf45cf01775..97e5b090d7c 100644
--- a/drivers/ata/pata_qdi.c
+++ b/drivers/ata/pata_qdi.c
@@ -60,11 +60,11 @@ static void qdi6500_set_piomode(struct ata_port *ap, struct ata_device *adev)
ata_timing_compute(adev, adev->pio_mode, &t, 30303, 1000);
if (qdi->fast) {
- active = 8 - FIT(t.active, 1, 8);
- recovery = 18 - FIT(t.recover, 3, 18);
+ active = 8 - clamp_val(t.active, 1, 8);
+ recovery = 18 - clamp_val(t.recover, 3, 18);
} else {
- active = 9 - FIT(t.active, 2, 9);
- recovery = 15 - FIT(t.recover, 0, 15);
+ active = 9 - clamp_val(t.active, 2, 9);
+ recovery = 15 - clamp_val(t.recover, 0, 15);
}
timing = (recovery << 4) | active | 0x08;
@@ -84,11 +84,11 @@ static void qdi6580_set_piomode(struct ata_port *ap, struct ata_device *adev)
ata_timing_compute(adev, adev->pio_mode, &t, 30303, 1000);
if (qdi->fast) {
- active = 8 - FIT(t.active, 1, 8);
- recovery = 18 - FIT(t.recover, 3, 18);
+ active = 8 - clamp_val(t.active, 1, 8);
+ recovery = 18 - clamp_val(t.recover, 3, 18);
} else {
- active = 9 - FIT(t.active, 2, 9);
- recovery = 15 - FIT(t.recover, 0, 15);
+ active = 9 - clamp_val(t.active, 2, 9);
+ recovery = 15 - clamp_val(t.recover, 0, 15);
}
timing = (recovery << 4) | active | 0x08;
diff --git a/drivers/ata/pata_sl82c105.c b/drivers/ata/pata_sl82c105.c
index 70d94fb28a5..69877bd8181 100644
--- a/drivers/ata/pata_sl82c105.c
+++ b/drivers/ata/pata_sl82c105.c
@@ -216,7 +216,7 @@ static int sl82c105_qc_defer(struct ata_queued_cmd *qc)
struct ata_port *alt = host->ports[1 ^ qc->ap->port_no];
int rc;
- /* First apply the usual rules */
+ /* First apply the usual rules */
rc = ata_std_qc_defer(qc);
if (rc != 0)
return rc;
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 2fea6cbe775..708ed144ede 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -259,15 +259,15 @@ static void via_do_set_mode(struct ata_port *ap, struct ata_device *adev, int mo
pci_read_config_byte(pdev, 0x4C, &setup);
setup &= ~(3 << shift);
- setup |= FIT(t.setup, 1, 4) << shift; /* 1,4 or 1,4 - 1 FIXME */
+ setup |= clamp_val(t.setup, 1, 4) << shift; /* 1,4 or 1,4 - 1 FIXME */
pci_write_config_byte(pdev, 0x4C, setup);
}
/* Load the PIO mode bits */
pci_write_config_byte(pdev, 0x4F - ap->port_no,
- ((FIT(t.act8b, 1, 16) - 1) << 4) | (FIT(t.rec8b, 1, 16) - 1));
+ ((clamp_val(t.act8b, 1, 16) - 1) << 4) | (clamp_val(t.rec8b, 1, 16) - 1));
pci_write_config_byte(pdev, 0x48 + offset,
- ((FIT(t.active, 1, 16) - 1) << 4) | (FIT(t.recover, 1, 16) - 1));
+ ((clamp_val(t.active, 1, 16) - 1) << 4) | (clamp_val(t.recover, 1, 16) - 1));
/* Load the UDMA bits according to type */
switch(udma_type) {
@@ -275,16 +275,16 @@ static void via_do_set_mode(struct ata_port *ap, struct ata_device *adev, int mo
/* BUG() ? */
/* fall through */
case 33:
- ut = t.udma ? (0xe0 | (FIT(t.udma, 2, 5) - 2)) : 0x03;
+ ut = t.udma ? (0xe0 | (clamp_val(t.udma, 2, 5) - 2)) : 0x03;
break;
case 66:
- ut = t.udma ? (0xe8 | (FIT(t.udma, 2, 9) - 2)) : 0x0f;
+ ut = t.udma ? (0xe8 | (clamp_val(t.udma, 2, 9) - 2)) : 0x0f;
break;
case 100:
- ut = t.udma ? (0xe0 | (FIT(t.udma, 2, 9) - 2)) : 0x07;
+ ut = t.udma ? (0xe0 | (clamp_val(t.udma, 2, 9) - 2)) : 0x07;
break;
case 133:
- ut = t.udma ? (0xe0 | (FIT(t.udma, 2, 9) - 2)) : 0x07;
+ ut = t.udma ? (0xe0 | (clamp_val(t.udma, 2, 9) - 2)) : 0x07;
break;
}
diff --git a/drivers/ata/pata_winbond.c b/drivers/ata/pata_winbond.c
index 6e52a3573fb..474528f8fe3 100644
--- a/drivers/ata/pata_winbond.c
+++ b/drivers/ata/pata_winbond.c
@@ -75,8 +75,8 @@ static void winbond_set_piomode(struct ata_port *ap, struct ata_device *adev)
else
ata_timing_compute(adev, adev->pio_mode, &t, 30303, 1000);
- active = (FIT(t.active, 3, 17) - 1) & 0x0F;
- recovery = (FIT(t.recover, 1, 15) + 1) & 0x0F;
+ active = (clamp_val(t.active, 3, 17) - 1) & 0x0F;
+ recovery = (clamp_val(t.recover, 1, 15) + 1) & 0x0F;
timing = (active << 4) | recovery;
winbond_writecfg(winbond->config, timing, reg);
@@ -87,7 +87,7 @@ static void winbond_set_piomode(struct ata_port *ap, struct ata_device *adev)
reg |= 0x08; /* FIFO off */
if (!ata_pio_need_iordy(adev))
reg |= 0x02; /* IORDY off */
- reg |= (FIT(t.setup, 0, 3) << 6);
+ reg |= (clamp_val(t.setup, 0, 3) << 6);
winbond_writecfg(winbond->config, timing + 1, reg);
}
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index bb73b222262..fb81f0c7a8c 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -72,7 +72,7 @@
#include <linux/libata.h>
#define DRV_NAME "sata_mv"
-#define DRV_VERSION "1.20"
+#define DRV_VERSION "1.21"
enum {
/* BAR's are enumerated in terms of pci_resource_start() terms */
@@ -128,8 +128,13 @@ enum {
MV_COMMON_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_NO_ATAPI |
ATA_FLAG_PIO_POLLING,
+
MV_6XXX_FLAGS = MV_FLAG_IRQ_COALESCE,
+ MV_GENIIE_FLAGS = MV_COMMON_FLAGS | MV_6XXX_FLAGS |
+ ATA_FLAG_PMP | ATA_FLAG_ACPI_SATA |
+ ATA_FLAG_NCQ | ATA_FLAG_AN,
+
CRQB_FLAG_READ = (1 << 0),
CRQB_TAG_SHIFT = 1,
CRQB_IOID_SHIFT = 6, /* CRQB Gen-II/IIE IO Id shift */
@@ -197,13 +202,6 @@ enum {
HC_MAIN_RSVD = (0x7f << 25), /* bits 31-25 */
HC_MAIN_RSVD_5 = (0x1fff << 19), /* bits 31-19 */
HC_MAIN_RSVD_SOC = (0x3fffffb << 6), /* bits 31-9, 7-6 */
- HC_MAIN_MASKED_IRQS = (TRAN_LO_DONE | TRAN_HI_DONE |
- PORTS_0_3_COAL_DONE | PORTS_4_7_COAL_DONE |
- PORTS_0_7_COAL_DONE | GPIO_INT | TWSI_INT |
- HC_MAIN_RSVD),
- HC_MAIN_MASKED_IRQS_5 = (PORTS_0_3_COAL_DONE | PORTS_4_7_COAL_DONE |
- HC_MAIN_RSVD_5),
- HC_MAIN_MASKED_IRQS_SOC = (PORTS_0_3_COAL_DONE | HC_MAIN_RSVD_SOC),
/* SATAHC registers */
HC_CFG_OFS = 0,
@@ -221,6 +219,7 @@ enum {
SATA_STATUS_OFS = 0x300, /* ctrl, err regs follow status */
SATA_ACTIVE_OFS = 0x350,
SATA_FIS_IRQ_CAUSE_OFS = 0x364,
+ SATA_FIS_IRQ_AN = (1 << 9), /* async notification */
LTMODE_OFS = 0x30c,
LTMODE_BIT8 = (1 << 8), /* unknown, but necessary */
@@ -459,6 +458,7 @@ struct mv_port_signal {
struct mv_host_priv {
u32 hp_flags;
+ u32 main_irq_mask;
struct mv_port_signal signal[8];
const struct mv_hw_ops *ops;
int n_ports;
@@ -640,25 +640,19 @@ static const struct ata_port_info mv_port_info[] = {
.port_ops = &mv6_ops,
},
{ /* chip_6042 */
- .flags = MV_COMMON_FLAGS | MV_6XXX_FLAGS |
- ATA_FLAG_PMP | ATA_FLAG_ACPI_SATA |
- ATA_FLAG_NCQ,
+ .flags = MV_GENIIE_FLAGS,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
.port_ops = &mv_iie_ops,
},
{ /* chip_7042 */
- .flags = MV_COMMON_FLAGS | MV_6XXX_FLAGS |
- ATA_FLAG_PMP | ATA_FLAG_ACPI_SATA |
- ATA_FLAG_NCQ,
+ .flags = MV_GENIIE_FLAGS,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
.port_ops = &mv_iie_ops,
},
{ /* chip_soc */
- .flags = MV_COMMON_FLAGS | MV_6XXX_FLAGS |
- ATA_FLAG_PMP | ATA_FLAG_ACPI_SATA |
- ATA_FLAG_NCQ | MV_FLAG_SOC,
+ .flags = MV_GENIIE_FLAGS | MV_FLAG_SOC,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
.port_ops = &mv_iie_ops,
@@ -844,6 +838,33 @@ static void mv_set_edma_ptrs(void __iomem *port_mmio,
port_mmio + EDMA_RSP_Q_OUT_PTR_OFS);
}
+static void mv_set_main_irq_mask(struct ata_host *host,
+ u32 disable_bits, u32 enable_bits)
+{
+ struct mv_host_priv *hpriv = host->private_data;
+ u32 old_mask, new_mask;
+
+ old_mask = hpriv->main_irq_mask;
+ new_mask = (old_mask & ~disable_bits) | enable_bits;
+ if (new_mask != old_mask) {
+ hpriv->main_irq_mask = new_mask;
+ writelfl(new_mask, hpriv->main_irq_mask_addr);
+ }
+}
+
+static void mv_enable_port_irqs(struct ata_port *ap,
+ unsigned int port_bits)
+{
+ unsigned int shift, hardport, port = ap->port_no;
+ u32 disable_bits, enable_bits;
+
+ MV_PORT_TO_SHIFT_AND_HARDPORT(port, shift, hardport);
+
+ disable_bits = (DONE_IRQ | ERR_IRQ) << shift;
+ enable_bits = port_bits << shift;
+ mv_set_main_irq_mask(ap->host, disable_bits, enable_bits);
+}
+
/**
* mv_start_dma - Enable eDMA engine
* @base: port base address
@@ -886,9 +907,11 @@ static void mv_start_dma(struct ata_port *ap, void __iomem *port_mmio,
mv_edma_cfg(ap, want_ncq);
/* clear FIS IRQ Cause */
- writelfl(0, port_mmio + SATA_FIS_IRQ_CAUSE_OFS);
+ if (IS_GEN_IIE(hpriv))
+ writelfl(0, port_mmio + SATA_FIS_IRQ_CAUSE_OFS);
mv_set_edma_ptrs(port_mmio, hpriv, pp);
+ mv_enable_port_irqs(ap, DONE_IRQ|ERR_IRQ);
writelfl(EDMA_EN, port_mmio + EDMA_CMD_OFS);
pp->pp_flags |= MV_PP_FLAG_EDMA_EN;
@@ -1341,6 +1364,7 @@ out_port_free_dma_mem:
static void mv_port_stop(struct ata_port *ap)
{
mv_stop_edma(ap);
+ mv_enable_port_irqs(ap, 0);
mv_port_free_dma_mem(ap);
}
@@ -1582,6 +1606,7 @@ static unsigned int mv_qc_issue(struct ata_queued_cmd *qc)
* shadow block, etc registers.
*/
mv_stop_edma(ap);
+ mv_enable_port_irqs(ap, ERR_IRQ);
mv_pmp_select(ap, qc->dev->link->pmp);
return ata_sff_qc_issue(qc);
}
@@ -1670,6 +1695,18 @@ static void mv_pmp_eh_prep(struct ata_port *ap, unsigned int pmp_map)
}
}
+static int mv_req_q_empty(struct ata_port *ap)
+{
+ void __iomem *port_mmio = mv_ap_base(ap);
+ u32 in_ptr, out_ptr;
+
+ in_ptr = (readl(port_mmio + EDMA_REQ_Q_IN_PTR_OFS)
+ >> EDMA_REQ_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK;
+ out_ptr = (readl(port_mmio + EDMA_REQ_Q_OUT_PTR_OFS)
+ >> EDMA_REQ_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK;
+ return (in_ptr == out_ptr); /* 1 == queue_is_empty */
+}
+
static int mv_handle_fbs_ncq_dev_err(struct ata_port *ap)
{
struct mv_port_priv *pp = ap->private_data;
@@ -1703,7 +1740,7 @@ static int mv_handle_fbs_ncq_dev_err(struct ata_port *ap)
ap->qc_active, failed_links,
ap->nr_active_links);
- if (ap->nr_active_links <= failed_links) {
+ if (ap->nr_active_links <= failed_links && mv_req_q_empty(ap)) {
mv_process_crpb_entries(ap, pp);
mv_stop_edma(ap);
mv_eh_freeze(ap);
@@ -1812,6 +1849,7 @@ static void mv_err_intr(struct ata_port *ap)
{
void __iomem *port_mmio = mv_ap_base(ap);
u32 edma_err_cause, eh_freeze_mask, serr = 0;
+ u32 fis_cause = 0;
struct mv_port_priv *pp = ap->private_data;
struct mv_host_priv *hpriv = ap->host->private_data;
unsigned int action = 0, err_mask = 0;
@@ -1821,16 +1859,19 @@ static void mv_err_intr(struct ata_port *ap)
/*
* Read and clear the SError and err_cause bits.
+ * For GenIIe, if EDMA_ERR_TRANS_IRQ_7 is set, we also must read/clear
+ * the FIS_IRQ_CAUSE register before clearing edma_err_cause.
*/
sata_scr_read(&ap->link, SCR_ERROR, &serr);
sata_scr_write_flush(&ap->link, SCR_ERROR, serr);
edma_err_cause = readl(port_mmio + EDMA_ERR_IRQ_CAUSE_OFS);
+ if (IS_GEN_IIE(hpriv) && (edma_err_cause & EDMA_ERR_TRANS_IRQ_7)) {
+ fis_cause = readl(port_mmio + SATA_FIS_IRQ_CAUSE_OFS);
+ writelfl(~fis_cause, port_mmio + SATA_FIS_IRQ_CAUSE_OFS);
+ }
writelfl(~edma_err_cause, port_mmio + EDMA_ERR_IRQ_CAUSE_OFS);
- ata_port_printk(ap, KERN_INFO, "%s: err_cause=%08x pp_flags=0x%x\n",
- __func__, edma_err_cause, pp->pp_flags);
-
if (edma_err_cause & EDMA_ERR_DEV) {
/*
* Device errors during FIS-based switching operation
@@ -1844,6 +1885,18 @@ static void mv_err_intr(struct ata_port *ap)
ata_ehi_clear_desc(ehi);
ata_ehi_push_desc(ehi, "edma_err_cause=%08x pp_flags=%08x",
edma_err_cause, pp->pp_flags);
+
+ if (IS_GEN_IIE(hpriv) && (edma_err_cause & EDMA_ERR_TRANS_IRQ_7)) {
+ ata_ehi_push_desc(ehi, "fis_cause=%08x", fis_cause);
+ if (fis_cause & SATA_FIS_IRQ_AN) {
+ u32 ec = edma_err_cause &
+ ~(EDMA_ERR_TRANS_IRQ_7 | EDMA_ERR_IRQ_TRANSIENT);
+ sata_async_notification(ap);
+ if (!ec)
+ return; /* Just an AN; no need for the nukes */
+ ata_ehi_push_desc(ehi, "SDB notify");
+ }
+ }
/*
* All generations share these EDMA error cause bits:
*/
@@ -2162,20 +2215,20 @@ static irqreturn_t mv_interrupt(int irq, void *dev_instance)
struct ata_host *host = dev_instance;
struct mv_host_priv *hpriv = host->private_data;
unsigned int handled = 0;
- u32 main_irq_cause, main_irq_mask;
+ u32 main_irq_cause, pending_irqs;
spin_lock(&host->lock);
main_irq_cause = readl(hpriv->main_irq_cause_addr);
- main_irq_mask = readl(hpriv->main_irq_mask_addr);
+ pending_irqs = main_irq_cause & hpriv->main_irq_mask;
/*
* Deal with cases where we either have nothing pending, or have read
* a bogus register value which can indicate HW removal or PCI fault.
*/
- if ((main_irq_cause & main_irq_mask) && (main_irq_cause != 0xffffffffU)) {
- if (unlikely((main_irq_cause & PCI_ERR) && HAS_PCI(host)))
+ if (pending_irqs && main_irq_cause != 0xffffffffU) {
+ if (unlikely((pending_irqs & PCI_ERR) && HAS_PCI(host)))
handled = mv_pci_error(host, hpriv->base);
else
- handled = mv_host_intr(host, main_irq_cause);
+ handled = mv_host_intr(host, pending_irqs);
}
spin_unlock(&host->lock);
return IRQ_RETVAL(handled);
@@ -2373,7 +2426,6 @@ static void mv_reset_pci_bus(struct ata_host *host, void __iomem *mmio)
ZERO(MV_PCI_DISC_TIMER);
ZERO(MV_PCI_MSI_TRIGGER);
writel(0x000100ff, mmio + MV_PCI_XBAR_TMOUT_OFS);
- ZERO(PCI_HC_MAIN_IRQ_MASK_OFS);
ZERO(MV_PCI_SERR_MASK);
ZERO(hpriv->irq_cause_ofs);
ZERO(hpriv->irq_mask_ofs);
@@ -2728,6 +2780,7 @@ static int mv_hardreset(struct ata_link *link, unsigned int *class,
rc = sata_link_hardreset(link, timing, deadline + extra,
&online, NULL);
+ rc = online ? -EAGAIN : rc;
if (rc)
return rc;
sata_scr_read(link, SCR_STATUS, &sstatus);
@@ -2744,32 +2797,18 @@ static int mv_hardreset(struct ata_link *link, unsigned int *class,
static void mv_eh_freeze(struct ata_port *ap)
{
- struct mv_host_priv *hpriv = ap->host->private_data;
- unsigned int shift, hardport, port = ap->port_no;
- u32 main_irq_mask;
-
- /* FIXME: handle coalescing completion events properly */
-
mv_stop_edma(ap);
- MV_PORT_TO_SHIFT_AND_HARDPORT(port, shift, hardport);
-
- /* disable assertion of portN err, done events */
- main_irq_mask = readl(hpriv->main_irq_mask_addr);
- main_irq_mask &= ~((DONE_IRQ | ERR_IRQ) << shift);
- writelfl(main_irq_mask, hpriv->main_irq_mask_addr);
+ mv_enable_port_irqs(ap, 0);
}
static void mv_eh_thaw(struct ata_port *ap)
{
struct mv_host_priv *hpriv = ap->host->private_data;
- unsigned int shift, hardport, port = ap->port_no;
+ unsigned int port = ap->port_no;
+ unsigned int hardport = mv_hardport_from_port(port);
void __iomem *hc_mmio = mv_hc_base_from_port(hpriv->base, port);
void __iomem *port_mmio = mv_ap_base(ap);
- u32 main_irq_mask, hc_irq_cause;
-
- /* FIXME: handle coalescing completion events properly */
-
- MV_PORT_TO_SHIFT_AND_HARDPORT(port, shift, hardport);
+ u32 hc_irq_cause;
/* clear EDMA errors on this port */
writel(0, port_mmio + EDMA_ERR_IRQ_CAUSE_OFS);
@@ -2779,10 +2818,7 @@ static void mv_eh_thaw(struct ata_port *ap)
hc_irq_cause &= ~((DEV_IRQ | DMA_IRQ) << hardport);
writelfl(hc_irq_cause, hc_mmio + HC_IRQ_CAUSE_OFS);
- /* enable assertion of portN err, done events */
- main_irq_mask = readl(hpriv->main_irq_mask_addr);
- main_irq_mask |= ((DONE_IRQ | ERR_IRQ) << shift);
- writelfl(main_irq_mask, hpriv->main_irq_mask_addr);
+ mv_enable_port_irqs(ap, ERR_IRQ);
}
/**
@@ -3035,7 +3071,7 @@ static int mv_init_host(struct ata_host *host, unsigned int board_idx)
}
/* global interrupt mask: 0 == mask everything */
- writel(0, hpriv->main_irq_mask_addr);
+ mv_set_main_irq_mask(host, ~0, 0);
n_hc = mv_get_hc_count(host->ports[0]->flags);
@@ -3083,25 +3119,12 @@ static int mv_init_host(struct ata_host *host, unsigned int board_idx)
/* and unmask interrupt generation for host regs */
writelfl(hpriv->unmask_all_irqs, mmio + hpriv->irq_mask_ofs);
- if (IS_GEN_I(hpriv))
- writelfl(~HC_MAIN_MASKED_IRQS_5,
- hpriv->main_irq_mask_addr);
- else
- writelfl(~HC_MAIN_MASKED_IRQS,
- hpriv->main_irq_mask_addr);
-
- VPRINTK("HC MAIN IRQ cause/mask=0x%08x/0x%08x "
- "PCI int cause/mask=0x%08x/0x%08x\n",
- readl(hpriv->main_irq_cause_addr),
- readl(hpriv->main_irq_mask_addr),
- readl(mmio + hpriv->irq_cause_ofs),
- readl(mmio + hpriv->irq_mask_ofs));
- } else {
- writelfl(~HC_MAIN_MASKED_IRQS_SOC,
- hpriv->main_irq_mask_addr);
- VPRINTK("HC MAIN IRQ cause/mask=0x%08x/0x%08x\n",
- readl(hpriv->main_irq_cause_addr),
- readl(hpriv->main_irq_mask_addr));
+
+ /*
+ * enable only global host interrupts for now.
+ * The per-port interrupts get done later as ports are set up.
+ */
+ mv_set_main_irq_mask(host, 0, PCI_ERR);
}
done:
return rc;
diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c
index 5a10dc5048a..030665ba76b 100644
--- a/drivers/ata/sata_promise.c
+++ b/drivers/ata/sata_promise.c
@@ -53,7 +53,15 @@ enum {
PDC_MMIO_BAR = 3,
PDC_MAX_PRD = LIBATA_MAX_PRD - 1, /* -1 for ASIC PRD bug workaround */
- /* register offsets */
+ /* host register offsets (from host->iomap[PDC_MMIO_BAR]) */
+ PDC_INT_SEQMASK = 0x40, /* Mask of asserted SEQ INTs */
+ PDC_FLASH_CTL = 0x44, /* Flash control register */
+ PDC_SATA_PLUG_CSR = 0x6C, /* SATA Plug control/status reg */
+ PDC2_SATA_PLUG_CSR = 0x60, /* SATAII Plug control/status reg */
+ PDC_TBG_MODE = 0x41C, /* TBG mode (not SATAII) */
+ PDC_SLEW_CTL = 0x470, /* slew rate control reg (not SATAII) */
+
+ /* per-port ATA register offsets (from ap->ioaddr.cmd_addr) */
PDC_FEATURE = 0x04, /* Feature/Error reg (per port) */
PDC_SECTOR_COUNT = 0x08, /* Sector count reg (per port) */
PDC_SECTOR_NUMBER = 0x0C, /* Sector number reg (per port) */
@@ -63,14 +71,11 @@ enum {
PDC_COMMAND = 0x1C, /* Command/status reg (per port) */
PDC_ALTSTATUS = 0x38, /* Alternate-status/device-control reg (per port) */
PDC_PKT_SUBMIT = 0x40, /* Command packet pointer addr */
- PDC_INT_SEQMASK = 0x40, /* Mask of asserted SEQ INTs */
- PDC_FLASH_CTL = 0x44, /* Flash control register */
PDC_GLOBAL_CTL = 0x48, /* Global control/status (per port) */
PDC_CTLSTAT = 0x60, /* IDE control and status (per port) */
- PDC_SATA_PLUG_CSR = 0x6C, /* SATA Plug control/status reg */
- PDC2_SATA_PLUG_CSR = 0x60, /* SATAII Plug control/status reg */
- PDC_TBG_MODE = 0x41C, /* TBG mode (not SATAII) */
- PDC_SLEW_CTL = 0x470, /* slew rate control reg (not SATAII) */
+
+ /* per-port SATA register offsets (from ap->ioaddr.scr_addr) */
+ PDC_PHYMODE4 = 0x14,
/* PDC_GLOBAL_CTL bit definitions */
PDC_PH_ERR = (1 << 8), /* PCI error while loading packet */
@@ -134,7 +139,7 @@ struct pdc_port_priv {
static int pdc_sata_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val);
static int pdc_sata_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val);
-static int pdc_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
+static int pdc_ata_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
static int pdc_common_port_start(struct ata_port *ap);
static int pdc_sata_port_start(struct ata_port *ap);
static void pdc_qc_prep(struct ata_queued_cmd *qc);
@@ -332,12 +337,12 @@ static int pdc_sata_port_start(struct ata_port *ap)
/* fix up PHYMODE4 align timing */
if (ap->flags & PDC_FLAG_GEN_II) {
- void __iomem *mmio = ap->ioaddr.scr_addr;
+ void __iomem *sata_mmio = ap->ioaddr.scr_addr;
unsigned int tmp;
- tmp = readl(mmio + 0x014);
+ tmp = readl(sata_mmio + PDC_PHYMODE4);
tmp = (tmp & ~3) | 1; /* set bits 1:0 = 0:1 */
- writel(tmp, mmio + 0x014);
+ writel(tmp, sata_mmio + PDC_PHYMODE4);
}
return 0;
@@ -345,32 +350,32 @@ static int pdc_sata_port_start(struct ata_port *ap)
static void pdc_reset_port(struct ata_port *ap)
{
- void __iomem *mmio = ap->ioaddr.cmd_addr + PDC_CTLSTAT;
+ void __iomem *ata_ctlstat_mmio = ap->ioaddr.cmd_addr + PDC_CTLSTAT;
unsigned int i;
u32 tmp;
for (i = 11; i > 0; i--) {
- tmp = readl(mmio);
+ tmp = readl(ata_ctlstat_mmio);
if (tmp & PDC_RESET)
break;
udelay(100);
tmp |= PDC_RESET;
- writel(tmp, mmio);
+ writel(tmp, ata_ctlstat_mmio);
}
tmp &= ~PDC_RESET;
- writel(tmp, mmio);
- readl(mmio); /* flush */
+ writel(tmp, ata_ctlstat_mmio);
+ readl(ata_ctlstat_mmio); /* flush */
}
static int pdc_pata_cable_detect(struct ata_port *ap)
{
u8 tmp;
- void __iomem *mmio = ap->ioaddr.cmd_addr + PDC_CTLSTAT + 0x03;
+ void __iomem *ata_mmio = ap->ioaddr.cmd_addr;
- tmp = readb(mmio);
+ tmp = readb(ata_mmio + PDC_CTLSTAT + 3);
if (tmp & 0x01)
return ATA_CBL_PATA40;
return ATA_CBL_PATA80;
@@ -557,31 +562,25 @@ static void pdc_qc_prep(struct ata_queued_cmd *qc)
switch (qc->tf.protocol) {
case ATA_PROT_DMA:
pdc_fill_sg(qc);
- /* fall through */
-
+ /*FALLTHROUGH*/
case ATA_PROT_NODATA:
i = pdc_pkt_header(&qc->tf, qc->ap->prd_dma,
qc->dev->devno, pp->pkt);
-
if (qc->tf.flags & ATA_TFLAG_LBA48)
i = pdc_prep_lba48(&qc->tf, pp->pkt, i);
else
i = pdc_prep_lba28(&qc->tf, pp->pkt, i);
-
pdc_pkt_footer(&qc->tf, pp->pkt, i);
break;
-
case ATAPI_PROT_PIO:
pdc_fill_sg(qc);
break;
-
case ATAPI_PROT_DMA:
pdc_fill_sg(qc);
/*FALLTHROUGH*/
case ATAPI_PROT_NODATA:
pdc_atapi_pkt(qc);
break;
-
default:
break;
}
@@ -611,7 +610,7 @@ static unsigned int pdc_sata_ata_port_to_ata_no(const struct ata_port *ap)
unsigned int nr_ports = pdc_sata_nr_ports(ap);
unsigned int i;
- for(i = 0; i < nr_ports && host->ports[i] != ap; ++i)
+ for (i = 0; i < nr_ports && host->ports[i] != ap; ++i)
;
BUG_ON(i >= nr_ports);
return pdc_port_no_to_ata_no(i, pdc_is_sataii_tx4(ap->flags));
@@ -624,14 +623,14 @@ static unsigned int pdc_sata_hotplug_offset(const struct ata_port *ap)
static void pdc_freeze(struct ata_port *ap)
{
- void __iomem *mmio = ap->ioaddr.cmd_addr;
+ void __iomem *ata_mmio = ap->ioaddr.cmd_addr;
u32 tmp;
- tmp = readl(mmio + PDC_CTLSTAT);
+ tmp = readl(ata_mmio + PDC_CTLSTAT);
tmp |= PDC_IRQ_DISABLE;
tmp &= ~PDC_DMA_ENABLE;
- writel(tmp, mmio + PDC_CTLSTAT);
- readl(mmio + PDC_CTLSTAT); /* flush */
+ writel(tmp, ata_mmio + PDC_CTLSTAT);
+ readl(ata_mmio + PDC_CTLSTAT); /* flush */
}
static void pdc_sata_freeze(struct ata_port *ap)
@@ -659,17 +658,17 @@ static void pdc_sata_freeze(struct ata_port *ap)
static void pdc_thaw(struct ata_port *ap)
{
- void __iomem *mmio = ap->ioaddr.cmd_addr;
+ void __iomem *ata_mmio = ap->ioaddr.cmd_addr;
u32 tmp;
/* clear IRQ */
- readl(mmio + PDC_INT_SEQMASK);
+ readl(ata_mmio + PDC_COMMAND);
/* turn IRQ back on */
- tmp = readl(mmio + PDC_CTLSTAT);
+ tmp = readl(ata_mmio + PDC_CTLSTAT);
tmp &= ~PDC_IRQ_DISABLE;
- writel(tmp, mmio + PDC_CTLSTAT);
- readl(mmio + PDC_CTLSTAT); /* flush */
+ writel(tmp, ata_mmio + PDC_CTLSTAT);
+ readl(ata_mmio + PDC_CTLSTAT); /* flush */
}
static void pdc_sata_thaw(struct ata_port *ap)
@@ -743,11 +742,11 @@ static void pdc_error_intr(struct ata_port *ap, struct ata_queued_cmd *qc,
ata_port_abort(ap);
}
-static inline unsigned int pdc_host_intr(struct ata_port *ap,
- struct ata_queued_cmd *qc)
+static unsigned int pdc_host_intr(struct ata_port *ap,
+ struct ata_queued_cmd *qc)
{
unsigned int handled = 0;
- void __iomem *port_mmio = ap->ioaddr.cmd_addr;
+ void __iomem *ata_mmio = ap->ioaddr.cmd_addr;
u32 port_status, err_mask;
err_mask = PDC_ERR_MASK;
@@ -755,7 +754,7 @@ static inline unsigned int pdc_host_intr(struct ata_port *ap,
err_mask &= ~PDC1_ERR_MASK;
else
err_mask &= ~PDC2_ERR_MASK;
- port_status = readl(port_mmio + PDC_GLOBAL_CTL);
+ port_status = readl(ata_mmio + PDC_GLOBAL_CTL);
if (unlikely(port_status & err_mask)) {
pdc_error_intr(ap, qc, port_status, err_mask);
return 1;
@@ -770,7 +769,6 @@ static inline unsigned int pdc_host_intr(struct ata_port *ap,
ata_qc_complete(qc);
handled = 1;
break;
-
default:
ap->stats.idle_irq++;
break;
@@ -781,10 +779,9 @@ static inline unsigned int pdc_host_intr(struct ata_port *ap,
static void pdc_irq_clear(struct ata_port *ap)
{
- struct ata_host *host = ap->host;
- void __iomem *mmio = host->iomap[PDC_MMIO_BAR];
+ void __iomem *ata_mmio = ap->ioaddr.cmd_addr;
- readl(mmio + PDC_INT_SEQMASK);
+ readl(ata_mmio + PDC_COMMAND);
}
static irqreturn_t pdc_interrupt(int irq, void *dev_instance)
@@ -794,7 +791,7 @@ static irqreturn_t pdc_interrupt(int irq, void *dev_instance)
u32 mask = 0;
unsigned int i, tmp;
unsigned int handled = 0;
- void __iomem *mmio_base;
+ void __iomem *host_mmio;
unsigned int hotplug_offset, ata_no;
u32 hotplug_status;
int is_sataii_tx4;
@@ -806,7 +803,7 @@ static irqreturn_t pdc_interrupt(int irq, void *dev_instance)
return IRQ_NONE;
}
- mmio_base = host->iomap[PDC_MMIO_BAR];
+ host_mmio = host->iomap[PDC_MMIO_BAR];
spin_lock(&host->lock);
@@ -815,26 +812,26 @@ static irqreturn_t pdc_interrupt(int irq, void *dev_instance)
hotplug_offset = PDC2_SATA_PLUG_CSR;
else
hotplug_offset = PDC_SATA_PLUG_CSR;
- hotplug_status = readl(mmio_base + hotplug_offset);
+ hotplug_status = readl(host_mmio + hotplug_offset);
if (hotplug_status & 0xff)
- writel(hotplug_status | 0xff, mmio_base + hotplug_offset);
+ writel(hotplug_status | 0xff, host_mmio + hotplug_offset);
hotplug_status &= 0xff; /* clear uninteresting bits */
/* reading should also clear interrupts */
- mask = readl(mmio_base + PDC_INT_SEQMASK);
+ mask = readl(host_mmio + PDC_INT_SEQMASK);
if (mask == 0xffffffff && hotplug_status == 0) {
VPRINTK("QUICK EXIT 2\n");
goto done_irq;
}
- mask &= 0xffff; /* only 16 tags possible */
+ mask &= 0xffff; /* only 16 SEQIDs possible */
if (mask == 0 && hotplug_status == 0) {
VPRINTK("QUICK EXIT 3\n");
goto done_irq;
}
- writel(mask, mmio_base + PDC_INT_SEQMASK);
+ writel(mask, host_mmio + PDC_INT_SEQMASK);
is_sataii_tx4 = pdc_is_sataii_tx4(host->ports[0]->flags);
@@ -875,23 +872,24 @@ done_irq:
return IRQ_RETVAL(handled);
}
-static inline void pdc_packet_start(struct ata_queued_cmd *qc)
+static void pdc_packet_start(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
struct pdc_port_priv *pp = ap->private_data;
- void __iomem *mmio = ap->host->iomap[PDC_MMIO_BAR];
+ void __iomem *host_mmio = ap->host->iomap[PDC_MMIO_BAR];
+ void __iomem *ata_mmio = ap->ioaddr.cmd_addr;
unsigned int port_no = ap->port_no;
u8 seq = (u8) (port_no + 1);
VPRINTK("ENTER, ap %p\n", ap);
- writel(0x00000001, mmio + (seq * 4));
- readl(mmio + (seq * 4)); /* flush */
+ writel(0x00000001, host_mmio + (seq * 4));
+ readl(host_mmio + (seq * 4)); /* flush */
pp->pkt[2] = seq;
wmb(); /* flush PRD, pkt writes */
- writel(pp->pkt_dma, ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT);
- readl(ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT); /* flush */
+ writel(pp->pkt_dma, ata_mmio + PDC_PKT_SUBMIT);
+ readl(ata_mmio + PDC_PKT_SUBMIT); /* flush */
}
static unsigned int pdc_qc_issue(struct ata_queued_cmd *qc)
@@ -909,11 +907,9 @@ static unsigned int pdc_qc_issue(struct ata_queued_cmd *qc)
case ATA_PROT_DMA:
pdc_packet_start(qc);
return 0;
-
default:
break;
}
-
return ata_sff_qc_issue(qc);
}
@@ -987,7 +983,7 @@ static void pdc_ata_setup_port(struct ata_port *ap,
static void pdc_host_init(struct ata_host *host)
{
- void __iomem *mmio = host->iomap[PDC_MMIO_BAR];
+ void __iomem *host_mmio = host->iomap[PDC_MMIO_BAR];
int is_gen2 = host->ports[0]->flags & PDC_FLAG_GEN_II;
int hotplug_offset;
u32 tmp;
@@ -1004,38 +1000,38 @@ static void pdc_host_init(struct ata_host *host)
*/
/* enable BMR_BURST, maybe change FIFO_SHD to 8 dwords */
- tmp = readl(mmio + PDC_FLASH_CTL);
+ tmp = readl(host_mmio + PDC_FLASH_CTL);
tmp |= 0x02000; /* bit 13 (enable bmr burst) */
if (!is_gen2)
tmp |= 0x10000; /* bit 16 (fifo threshold at 8 dw) */
- writel(tmp, mmio + PDC_FLASH_CTL);
+ writel(tmp, host_mmio + PDC_FLASH_CTL);
/* clear plug/unplug flags for all ports */
- tmp = readl(mmio + hotplug_offset);
- writel(tmp | 0xff, mmio + hotplug_offset);
+ tmp = readl(host_mmio + hotplug_offset);
+ writel(tmp | 0xff, host_mmio + hotplug_offset);
/* unmask plug/unplug ints */
- tmp = readl(mmio + hotplug_offset);
- writel(tmp & ~0xff0000, mmio + hotplug_offset);
+ tmp = readl(host_mmio + hotplug_offset);
+ writel(tmp & ~0xff0000, host_mmio + hotplug_offset);
/* don't initialise TBG or SLEW on 2nd generation chips */
if (is_gen2)
return;
/* reduce TBG clock to 133 Mhz. */
- tmp = readl(mmio + PDC_TBG_MODE);
+ tmp = readl(host_mmio + PDC_TBG_MODE);
tmp &= ~0x30000; /* clear bit 17, 16*/
tmp |= 0x10000; /* set bit 17:16 = 0:1 */
- writel(tmp, mmio + PDC_TBG_MODE);
+ writel(tmp, host_mmio + PDC_TBG_MODE);
- readl(mmio + PDC_TBG_MODE); /* flush */
+ readl(host_mmio + PDC_TBG_MODE); /* flush */
msleep(10);
/* adjust slew rate control register. */
- tmp = readl(mmio + PDC_SLEW_CTL);
+ tmp = readl(host_mmio + PDC_SLEW_CTL);
tmp &= 0xFFFFF03F; /* clear bit 11 ~ 6 */
tmp |= 0x00000900; /* set bit 11-9 = 100b , bit 8-6 = 100 */
- writel(tmp, mmio + PDC_SLEW_CTL);
+ writel(tmp, host_mmio + PDC_SLEW_CTL);
}
static int pdc_ata_init_one(struct pci_dev *pdev,
@@ -1045,7 +1041,7 @@ static int pdc_ata_init_one(struct pci_dev *pdev,
const struct ata_port_info *pi = &pdc_port_info[ent->driver_data];
const struct ata_port_info *ppi[PDC_MAX_PORTS];
struct ata_host *host;
- void __iomem *base;
+ void __iomem *host_mmio;
int n_ports, i, rc;
int is_sataii_tx4;
@@ -1062,7 +1058,7 @@ static int pdc_ata_init_one(struct pci_dev *pdev,
pcim_pin_device(pdev);
if (rc)
return rc;
- base = pcim_iomap_table(pdev)[PDC_MMIO_BAR];
+ host_mmio = pcim_iomap_table(pdev)[PDC_MMIO_BAR];
/* determine port configuration and setup host */
n_ports = 2;
@@ -1072,7 +1068,7 @@ static int pdc_ata_init_one(struct pci_dev *pdev,
ppi[i] = pi;
if (pi->flags & PDC_FLAG_SATA_PATA) {
- u8 tmp = readb(base + PDC_FLASH_CTL+1);
+ u8 tmp = readb(host_mmio + PDC_FLASH_CTL + 1);
if (!(tmp & 0x80))
ppi[n_ports++] = pi + 1;
}
@@ -1088,13 +1084,13 @@ static int pdc_ata_init_one(struct pci_dev *pdev,
for (i = 0; i < host->n_ports; i++) {
struct ata_port *ap = host->ports[i];
unsigned int ata_no = pdc_port_no_to_ata_no(i, is_sataii_tx4);
- unsigned int port_offset = 0x200 + ata_no * 0x80;
+ unsigned int ata_offset = 0x200 + ata_no * 0x80;
unsigned int scr_offset = 0x400 + ata_no * 0x100;
- pdc_ata_setup_port(ap, base + port_offset, base + scr_offset);
+ pdc_ata_setup_port(ap, host_mmio + ata_offset, host_mmio + scr_offset);
ata_port_pbar_desc(ap, PDC_MMIO_BAR, -1, "mmio");
- ata_port_pbar_desc(ap, PDC_MMIO_BAR, port_offset, "port");
+ ata_port_pbar_desc(ap, PDC_MMIO_BAR, ata_offset, "ata");
}
/* initialize adapter */
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 27a11011007..8ee6b5b4ede 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -899,14 +899,25 @@ static bool sil24_qc_fill_rtf(struct ata_queued_cmd *qc)
static void sil24_pmp_attach(struct ata_port *ap)
{
+ u32 *gscr = ap->link.device->gscr;
+
sil24_config_pmp(ap, 1);
sil24_init_port(ap);
+
+ if (sata_pmp_gscr_vendor(gscr) == 0x11ab &&
+ sata_pmp_gscr_devid(gscr) == 0x4140) {
+ ata_port_printk(ap, KERN_INFO,
+ "disabling NCQ support due to sil24-mv4140 quirk\n");
+ ap->flags &= ~ATA_FLAG_NCQ;
+ }
}
static void sil24_pmp_detach(struct ata_port *ap)
{
sil24_init_port(ap);
sil24_config_pmp(ap, 0);
+
+ ap->flags |= ATA_FLAG_NCQ;
}
static int sil24_pmp_hardreset(struct ata_link *link, unsigned int *class,
diff --git a/drivers/atm/fore200e.h b/drivers/atm/fore200e.h
index 183841cc8fd..8dd4aa76c3b 100644
--- a/drivers/atm/fore200e.h
+++ b/drivers/atm/fore200e.h
@@ -1,4 +1,3 @@
-/* $Id: fore200e.h,v 1.4 2000/04/14 10:10:34 davem Exp $ */
#ifndef _FORE200E_H
#define _FORE200E_H
diff --git a/drivers/atm/fore200e_mkfirm.c b/drivers/atm/fore200e_mkfirm.c
index 2ebe1a1e6f8..520e14b488f 100644
--- a/drivers/atm/fore200e_mkfirm.c
+++ b/drivers/atm/fore200e_mkfirm.c
@@ -1,6 +1,4 @@
/*
- $Id: fore200e_mkfirm.c,v 1.1 2000/02/21 16:04:32 davem Exp $
-
mkfirm.c: generates a C readable file from a binary firmware image
Christophe Lizzi (lizzi@{csti.fr, cnam.fr}), June 1999.
diff --git a/drivers/atm/he.h b/drivers/atm/he.h
index 1dc277547a7..fe6cd15a78a 100644
--- a/drivers/atm/he.h
+++ b/drivers/atm/he.h
@@ -1,5 +1,3 @@
-/* $Id: he.h,v 1.4 2003/05/06 22:48:00 chas Exp $ */
-
/*
he.h
diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index 28d77b5195d..3a504e94a4d 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -1,8 +1,4 @@
/*******************************************************************
- * ident "$Id: idt77252.c,v 1.2 2001/11/11 08:13:54 ecd Exp $"
- *
- * $Author: ecd $
- * $Date: 2001/11/11 08:13:54 $
*
* Copyright (c) 2000 ATecoM GmbH
*
@@ -29,9 +25,6 @@
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*******************************************************************/
-static char const rcsid[] =
-"$Id: idt77252.c,v 1.2 2001/11/11 08:13:54 ecd Exp $";
-
#include <linux/module.h>
#include <linux/pci.h>
diff --git a/drivers/atm/idt77252.h b/drivers/atm/idt77252.h
index 6f2b4a5875f..e83eaf120da 100644
--- a/drivers/atm/idt77252.h
+++ b/drivers/atm/idt77252.h
@@ -1,8 +1,4 @@
/*******************************************************************
- * ident "$Id: idt77252.h,v 1.2 2001/11/11 08:13:54 ecd Exp $"
- *
- * $Author: ecd $
- * $Date: 2001/11/11 08:13:54 $
*
* Copyright (c) 2000 ATecoM GmbH
*
diff --git a/drivers/atm/iphase.h b/drivers/atm/iphase.h
index 133eefcc047..b2cd20f549c 100644
--- a/drivers/atm/iphase.h
+++ b/drivers/atm/iphase.h
@@ -1025,7 +1025,8 @@ typedef struct iadev_t {
spinlock_t rx_lock, misc_lock;
struct atm_vcc **rx_open; /* list of all open VCs */
u16 num_rx_desc, rx_buf_sz, rxing;
- u32 rx_pkt_ram, rx_tmp_cnt, rx_tmp_jif;
+ u32 rx_pkt_ram, rx_tmp_cnt;
+ unsigned long rx_tmp_jif;
void __iomem *RX_DESC_BASE_ADDR;
u32 drop_rxpkt, drop_rxcell, rx_cell_cnt, rx_pkt_cnt;
struct atm_dev *next_board; /* other iphase devices */
diff --git a/drivers/atm/nicstarmac.copyright b/drivers/atm/nicstarmac.copyright
index 2e15b39fac4..180531a83c6 100644
--- a/drivers/atm/nicstarmac.copyright
+++ b/drivers/atm/nicstarmac.copyright
@@ -13,7 +13,7 @@
*
* Modified to work with the IDT7721 nicstar -- AAL5 (tested) only.
*
- * R. D. Rechenmacher <ron@fnal.gov>, Aug. 6, 1997 $Revision: 1.1 $ $Date: 1999/08/20 11:00:11 $
+ * R. D. Rechenmacher <ron@fnal.gov>, Aug. 6, 1997
*
* Linux driver for the IDT77201 NICStAR PCI ATM controller.
* PHY component is expected to be 155 Mbps S/UNI-Lite or IDT 77155;
diff --git a/drivers/base/core.c b/drivers/base/core.c
index be288b5e418..72eccae4904 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1084,11 +1084,13 @@ static void device_create_release(struct device *dev)
}
/**
- * device_create - creates a device and registers it with sysfs
+ * device_create_vargs - creates a device and registers it with sysfs
* @class: pointer to the struct class that this device should be registered to
* @parent: pointer to the parent struct device of this new device, if any
* @devt: the dev_t for the char device to be added
+ * @drvdata: the data to be added to the device for callbacks
* @fmt: string for the device's name
+ * @args: va_list for the device's name
*
* This function can be used by char device classes. A struct device
* will be created in sysfs, registered to the specified class.
@@ -1104,10 +1106,10 @@ static void device_create_release(struct device *dev)
* Note: the struct class passed to this function must have previously
* been created with a call to class_create().
*/
-struct device *device_create(struct class *class, struct device *parent,
- dev_t devt, const char *fmt, ...)
+struct device *device_create_vargs(struct class *class, struct device *parent,
+ dev_t devt, void *drvdata, const char *fmt,
+ va_list args)
{
- va_list args;
struct device *dev = NULL;
int retval = -ENODEV;
@@ -1124,10 +1126,9 @@ struct device *device_create(struct class *class, struct device *parent,
dev->class = class;
dev->parent = parent;
dev->release = device_create_release;
+ dev_set_drvdata(dev, drvdata);
- va_start(args, fmt);
vsnprintf(dev->bus_id, BUS_ID_SIZE, fmt, args);
- va_end(args);
retval = device_register(dev);
if (retval)
goto error;
@@ -1138,6 +1139,78 @@ error:
kfree(dev);
return ERR_PTR(retval);
}
+EXPORT_SYMBOL_GPL(device_create_vargs);
+
+/**
+ * device_create_drvdata - creates a device and registers it with sysfs
+ * @class: pointer to the struct class that this device should be registered to
+ * @parent: pointer to the parent struct device of this new device, if any
+ * @devt: the dev_t for the char device to be added
+ * @drvdata: the data to be added to the device for callbacks
+ * @fmt: string for the device's name
+ *
+ * This function can be used by char device classes. A struct device
+ * will be created in sysfs, registered to the specified class.
+ *
+ * A "dev" file will be created, showing the dev_t for the device, if
+ * the dev_t is not 0,0.
+ * If a pointer to a parent struct device is passed in, the newly created
+ * struct device will be a child of that device in sysfs.
+ * The pointer to the struct device will be returned from the call.
+ * Any further sysfs files that might be required can be created using this
+ * pointer.
+ *
+ * Note: the struct class passed to this function must have previously
+ * been created with a call to class_create().
+ */
+struct device *device_create_drvdata(struct class *class,
+ struct device *parent,
+ dev_t devt,
+ void *drvdata,
+ const char *fmt, ...)
+{
+ va_list vargs;
+ struct device *dev;
+
+ va_start(vargs, fmt);
+ dev = device_create_vargs(class, parent, devt, drvdata, fmt, vargs);
+ va_end(vargs);
+ return dev;
+}
+EXPORT_SYMBOL_GPL(device_create_drvdata);
+
+/**
+ * device_create - creates a device and registers it with sysfs
+ * @class: pointer to the struct class that this device should be registered to
+ * @parent: pointer to the parent struct device of this new device, if any
+ * @devt: the dev_t for the char device to be added
+ * @fmt: string for the device's name
+ *
+ * This function can be used by char device classes. A struct device
+ * will be created in sysfs, registered to the specified class.
+ *
+ * A "dev" file will be created, showing the dev_t for the device, if
+ * the dev_t is not 0,0.
+ * If a pointer to a parent struct device is passed in, the newly created
+ * struct device will be a child of that device in sysfs.
+ * The pointer to the struct device will be returned from the call.
+ * Any further sysfs files that might be required can be created using this
+ * pointer.
+ *
+ * Note: the struct class passed to this function must have previously
+ * been created with a call to class_create().
+ */
+struct device *device_create(struct class *class, struct device *parent,
+ dev_t devt, const char *fmt, ...)
+{
+ va_list vargs;
+ struct device *dev;
+
+ va_start(vargs, fmt);
+ dev = device_create_vargs(class, parent, devt, NULL, fmt, vargs);
+ va_end(vargs);
+ return dev;
+}
EXPORT_SYMBOL_GPL(device_create);
static int __match_devt(struct device *dev, void *data)
@@ -1218,13 +1291,11 @@ int device_rename(struct device *dev, char *new_name)
}
#else
if (dev->class) {
- sysfs_remove_link(&dev->class->subsys.kobj, old_device_name);
error = sysfs_create_link(&dev->class->subsys.kobj, &dev->kobj,
dev->bus_id);
- if (error) {
- dev_err(dev, "%s: sysfs_create_symlink failed (%d)\n",
- __func__, error);
- }
+ if (error)
+ goto out;
+ sysfs_remove_link(&dev->class->subsys.kobj, old_device_name);
}
#endif
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index c9751b2b57e..7516baff3bb 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -1714,10 +1714,10 @@ static int __init amiga_floppy_init(void)
int i, ret;
if (!MACH_IS_AMIGA)
- return -ENXIO;
+ return -ENODEV;
if (!AMIGAHW_PRESENT(AMI_FLOPPY))
- return -ENXIO;
+ return -ENODEV;
if (register_blkdev(FLOPPY_MAJOR,"fd"))
return -EBUSY;
@@ -1755,7 +1755,7 @@ static int __init amiga_floppy_init(void)
if (!floppy_queue)
goto out_queue;
- ret = -ENXIO;
+ ret = -ENODEV;
if (fd_probe_drives() < 1) /* No usable drives */
goto out_probe;
diff --git a/drivers/block/viodasd.c b/drivers/block/viodasd.c
index ebfe038d859..f1c8feb5510 100644
--- a/drivers/block/viodasd.c
+++ b/drivers/block/viodasd.c
@@ -3,7 +3,7 @@
* Authors: Dave Boutcher <boutcher@us.ibm.com>
* Ryan Arnold <ryanarn@us.ibm.com>
* Colin Devilbiss <devilbis@us.ibm.com>
- * Stephen Rothwell <sfr@au1.ibm.com>
+ * Stephen Rothwell
*
* (C) Copyright 2000-2004 IBM Corporation
*
diff --git a/drivers/block/z2ram.c b/drivers/block/z2ram.c
index 2d5853cbd4b..be20a67f1fa 100644
--- a/drivers/block/z2ram.c
+++ b/drivers/block/z2ram.c
@@ -332,7 +332,7 @@ z2_init(void)
int ret;
if (!MACH_IS_AMIGA)
- return -ENXIO;
+ return -ENODEV;
ret = -EBUSY;
if (register_blkdev(Z2RAM_MAJOR, DEVICE_NAME))
diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index 5245a4a0ba7..9d0dfe6e0d6 100644
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -6,7 +6,7 @@
* Authors: Dave Boutcher <boutcher@us.ibm.com>
* Ryan Arnold <ryanarn@us.ibm.com>
* Colin Devilbiss <devilbis@us.ibm.com>
- * Stephen Rothwell <sfr@au1.ibm.com>
+ * Stephen Rothwell
*
* (C) Copyright 2000-2004 IBM Corporation
*
diff --git a/drivers/char/drm/drm.h b/drivers/char/drm/drm.h
index 6874f31ca8c..3a05c6d5ebe 100644
--- a/drivers/char/drm/drm.h
+++ b/drivers/char/drm/drm.h
@@ -471,7 +471,6 @@ struct drm_irq_busid {
enum drm_vblank_seq_type {
_DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */
_DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */
- _DRM_VBLANK_FLIP = 0x8000000, /**< Scheduled buffer swap should flip */
_DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */
_DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */
_DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking */
@@ -504,21 +503,6 @@ union drm_wait_vblank {
struct drm_wait_vblank_reply reply;
};
-enum drm_modeset_ctl_cmd {
- _DRM_PRE_MODESET = 1,
- _DRM_POST_MODESET = 2,
-};
-
-/**
- * DRM_IOCTL_MODESET_CTL ioctl argument type
- *
- * \sa drmModesetCtl().
- */
-struct drm_modeset_ctl {
- unsigned long arg;
- enum drm_modeset_ctl_cmd cmd;
-};
-
/**
* DRM_IOCTL_AGP_ENABLE ioctl argument type.
*
@@ -603,7 +587,6 @@ struct drm_set_version {
#define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, struct drm_client)
#define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, struct drm_stats)
#define DRM_IOCTL_SET_VERSION DRM_IOWR(0x07, struct drm_set_version)
-#define DRM_IOCTL_MODESET_CTL DRM_IOW(0x08, struct drm_modeset_ctl)
#define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, struct drm_unique)
#define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, struct drm_auth)
diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index 213b3ca3468..0764b662b33 100644
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -100,8 +100,10 @@ struct drm_device;
#define DRIVER_HAVE_DMA 0x20
#define DRIVER_HAVE_IRQ 0x40
#define DRIVER_IRQ_SHARED 0x80
+#define DRIVER_IRQ_VBL 0x100
#define DRIVER_DMA_QUEUE 0x200
#define DRIVER_FB_DMA 0x400
+#define DRIVER_IRQ_VBL2 0x800
/***********************************************************************/
/** \name Begin the DRM... */
@@ -577,52 +579,10 @@ struct drm_driver {
int (*context_dtor) (struct drm_device *dev, int context);
int (*kernel_context_switch) (struct drm_device *dev, int old,
int new);
- void (*kernel_context_switch_unlock) (struct drm_device * dev);
- /**
- * get_vblank_counter - get raw hardware vblank counter
- * @dev: DRM device
- * @crtc: counter to fetch
- *
- * Driver callback for fetching a raw hardware vblank counter
- * for @crtc. If a device doesn't have a hardware counter, the
- * driver can simply return the value of drm_vblank_count and
- * make the enable_vblank() and disable_vblank() hooks into no-ops,
- * leaving interrupts enabled at all times.
- *
- * Wraparound handling and loss of events due to modesetting is dealt
- * with in the DRM core code.
- *
- * RETURNS
- * Raw vblank counter value.
- */
- u32 (*get_vblank_counter) (struct drm_device *dev, int crtc);
-
- /**
- * enable_vblank - enable vblank interrupt events
- * @dev: DRM device
- * @crtc: which irq to enable
- *
- * Enable vblank interrupts for @crtc. If the device doesn't have
- * a hardware vblank counter, this routine should be a no-op, since
- * interrupts will have to stay on to keep the count accurate.
- *
- * RETURNS
- * Zero on success, appropriate errno if the given @crtc's vblank
- * interrupt cannot be enabled.
- */
- int (*enable_vblank) (struct drm_device *dev, int crtc);
-
- /**
- * disable_vblank - disable vblank interrupt events
- * @dev: DRM device
- * @crtc: which irq to enable
- *
- * Disable vblank interrupts for @crtc. If the device doesn't have
- * a hardware vblank counter, this routine should be a no-op, since
- * interrupts will have to stay on to keep the count accurate.
- */
- void (*disable_vblank) (struct drm_device *dev, int crtc);
- int (*dri_library_name) (struct drm_device *dev, char * buf);
+ void (*kernel_context_switch_unlock) (struct drm_device *dev);
+ int (*vblank_wait) (struct drm_device *dev, unsigned int *sequence);
+ int (*vblank_wait2) (struct drm_device *dev, unsigned int *sequence);
+ int (*dri_library_name) (struct drm_device *dev, char *buf);
/**
* Called by \c drm_device_is_agp. Typically used to determine if a
@@ -641,7 +601,7 @@ struct drm_driver {
irqreturn_t(*irq_handler) (DRM_IRQ_ARGS);
void (*irq_preinstall) (struct drm_device *dev);
- int (*irq_postinstall) (struct drm_device *dev);
+ void (*irq_postinstall) (struct drm_device *dev);
void (*irq_uninstall) (struct drm_device *dev);
void (*reclaim_buffers) (struct drm_device *dev,
struct drm_file * file_priv);
@@ -770,21 +730,13 @@ struct drm_device {
/** \name VBLANK IRQ support */
/*@{ */
- wait_queue_head_t *vbl_queue; /**< VBLANK wait queue */
- atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */
+ wait_queue_head_t vbl_queue; /**< VBLANK wait queue */
+ atomic_t vbl_received;
+ atomic_t vbl_received2; /**< number of secondary VBLANK interrupts */
spinlock_t vbl_lock;
- struct list_head *vbl_sigs; /**< signal list to send on VBLANK */
- atomic_t vbl_signal_pending; /* number of signals pending on all crtcs*/
- atomic_t *vblank_refcount; /* number of users of vblank interrupts per crtc */
- u32 *last_vblank; /* protected by dev->vbl_lock, used */
- /* for wraparound handling */
- u32 *vblank_offset; /* used to track how many vblanks */
- int *vblank_enabled; /* so we don't call enable more than
- once per disable */
- u32 *vblank_premodeset; /* were lost during modeset */
- struct timer_list vblank_disable_timer;
-
- unsigned long max_vblank_count; /**< size of vblank counter register */
+ struct list_head vbl_sigs; /**< signal list to send on VBLANK */
+ struct list_head vbl_sigs2; /**< signals to send on secondary VBLANK */
+ unsigned int vbl_pending;
spinlock_t tasklet_lock; /**< For drm_locked_tasklet */
void (*locked_tasklet_func)(struct drm_device *dev);
@@ -804,7 +756,6 @@ struct drm_device {
#ifdef __alpha__
struct pci_controller *hose;
#endif
- int num_crtcs; /**< Number of CRTCs on this device */
struct drm_sg_mem *sg; /**< Scatter gather memory */
void *dev_private; /**< device private data */
struct drm_sigdata sigdata; /**< For block_all_signals */
@@ -1039,19 +990,11 @@ extern void drm_driver_irq_preinstall(struct drm_device *dev);
extern void drm_driver_irq_postinstall(struct drm_device *dev);
extern void drm_driver_irq_uninstall(struct drm_device *dev);
-extern int drm_vblank_init(struct drm_device *dev, int num_crtcs);
-extern int drm_wait_vblank(struct drm_device *dev, void *data, struct drm_file *filp);
-extern int drm_vblank_wait(struct drm_device * dev, unsigned int *vbl_seq);
-extern void drm_locked_tasklet(struct drm_device *dev, void(*func)(struct drm_device*));
-extern u32 drm_vblank_count(struct drm_device *dev, int crtc);
-extern void drm_update_vblank_count(struct drm_device *dev, int crtc);
-extern void drm_handle_vblank(struct drm_device *dev, int crtc);
-extern int drm_vblank_get(struct drm_device *dev, int crtc);
-extern void drm_vblank_put(struct drm_device *dev, int crtc);
-
- /* Modesetting support */
-extern int drm_modeset_ctl(struct drm_device *dev, void *data,
+extern int drm_wait_vblank(struct drm_device *dev, void *data,
struct drm_file *file_priv);
+extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq);
+extern void drm_vbl_send_signals(struct drm_device *dev);
+extern void drm_locked_tasklet(struct drm_device *dev, void(*func)(struct drm_device*));
/* AGP/GART support (drm_agpsupport.h) */
extern struct drm_agp_head *drm_agp_init(struct drm_device *dev);
diff --git a/drivers/char/drm/drm_fops.c b/drivers/char/drm/drm_fops.c
index 68f0da801ed..d2e6da85f58 100644
--- a/drivers/char/drm/drm_fops.c
+++ b/drivers/char/drm/drm_fops.c
@@ -323,7 +323,6 @@ int drm_release(struct inode *inode, struct file *filp)
struct drm_file *file_priv = filp->private_data;
struct drm_device *dev = file_priv->minor->dev;
int retcode = 0;
- unsigned long irqflags;
lock_kernel();
@@ -355,11 +354,9 @@ int drm_release(struct inode *inode, struct file *filp)
*/
do{
- spin_lock_irqsave(&dev->lock.spinlock,
- irqflags);
+ spin_lock_bh(&dev->lock.spinlock);
locked = dev->lock.idle_has_lock;
- spin_unlock_irqrestore(&dev->lock.spinlock,
- irqflags);
+ spin_unlock_bh(&dev->lock.spinlock);
if (locked)
break;
schedule();
diff --git a/drivers/char/drm/drm_irq.c b/drivers/char/drm/drm_irq.c
index 286f9d61e7d..089c015c01d 100644
--- a/drivers/char/drm/drm_irq.c
+++ b/drivers/char/drm/drm_irq.c
@@ -71,117 +71,6 @@ int drm_irq_by_busid(struct drm_device *dev, void *data,
return 0;
}
-static void vblank_disable_fn(unsigned long arg)
-{
- struct drm_device *dev = (struct drm_device *)arg;
- unsigned long irqflags;
- int i;
-
- for (i = 0; i < dev->num_crtcs; i++) {
- spin_lock_irqsave(&dev->vbl_lock, irqflags);
- if (atomic_read(&dev->vblank_refcount[i]) == 0 &&
- dev->vblank_enabled[i]) {
- dev->driver->disable_vblank(dev, i);
- dev->vblank_enabled[i] = 0;
- }
- spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
- }
-}
-
-static void drm_vblank_cleanup(struct drm_device *dev)
-{
- /* Bail if the driver didn't call drm_vblank_init() */
- if (dev->num_crtcs == 0)
- return;
-
- del_timer(&dev->vblank_disable_timer);
-
- vblank_disable_fn((unsigned long)dev);
-
- drm_free(dev->vbl_queue, sizeof(*dev->vbl_queue) * dev->num_crtcs,
- DRM_MEM_DRIVER);
- drm_free(dev->vbl_sigs, sizeof(*dev->vbl_sigs) * dev->num_crtcs,
- DRM_MEM_DRIVER);
- drm_free(dev->_vblank_count, sizeof(*dev->_vblank_count) *
- dev->num_crtcs, DRM_MEM_DRIVER);
- drm_free(dev->vblank_refcount, sizeof(*dev->vblank_refcount) *
- dev->num_crtcs, DRM_MEM_DRIVER);
- drm_free(dev->vblank_enabled, sizeof(*dev->vblank_enabled) *
- dev->num_crtcs, DRM_MEM_DRIVER);
- drm_free(dev->last_vblank, sizeof(*dev->last_vblank) * dev->num_crtcs,
- DRM_MEM_DRIVER);
- drm_free(dev->vblank_premodeset, sizeof(*dev->vblank_premodeset) *
- dev->num_crtcs, DRM_MEM_DRIVER);
- drm_free(dev->vblank_offset, sizeof(*dev->vblank_offset) * dev->num_crtcs,
- DRM_MEM_DRIVER);
-
- dev->num_crtcs = 0;
-}
-
-int drm_vblank_init(struct drm_device *dev, int num_crtcs)
-{
- int i, ret = -ENOMEM;
-
- setup_timer(&dev->vblank_disable_timer, vblank_disable_fn,
- (unsigned long)dev);
- spin_lock_init(&dev->vbl_lock);
- atomic_set(&dev->vbl_signal_pending, 0);
- dev->num_crtcs = num_crtcs;
-
- dev->vbl_queue = drm_alloc(sizeof(wait_queue_head_t) * num_crtcs,
- DRM_MEM_DRIVER);
- if (!dev->vbl_queue)
- goto err;
-
- dev->vbl_sigs = drm_alloc(sizeof(struct list_head) * num_crtcs,
- DRM_MEM_DRIVER);
- if (!dev->vbl_sigs)
- goto err;
-
- dev->_vblank_count = drm_alloc(sizeof(atomic_t) * num_crtcs,
- DRM_MEM_DRIVER);
- if (!dev->_vblank_count)
- goto err;
-
- dev->vblank_refcount = drm_alloc(sizeof(atomic_t) * num_crtcs,
- DRM_MEM_DRIVER);
- if (!dev->vblank_refcount)
- goto err;
-
- dev->vblank_enabled = drm_calloc(num_crtcs, sizeof(int),
- DRM_MEM_DRIVER);
- if (!dev->vblank_enabled)
- goto err;
-
- dev->last_vblank = drm_calloc(num_crtcs, sizeof(u32), DRM_MEM_DRIVER);
- if (!dev->last_vblank)
- goto err;
-
- dev->vblank_premodeset = drm_calloc(num_crtcs, sizeof(u32),
- DRM_MEM_DRIVER);
- if (!dev->vblank_premodeset)
- goto err;
-
- dev->vblank_offset = drm_calloc(num_crtcs, sizeof(u32), DRM_MEM_DRIVER);
- if (!dev->vblank_offset)
- goto err;
-
- /* Zero per-crtc vblank stuff */
- for (i = 0; i < num_crtcs; i++) {
- init_waitqueue_head(&dev->vbl_queue[i]);
- INIT_LIST_HEAD(&dev->vbl_sigs[i]);
- atomic_set(&dev->_vblank_count[i], 0);
- atomic_set(&dev->vblank_refcount[i], 0);
- }
-
- return 0;
-
-err:
- drm_vblank_cleanup(dev);
- return ret;
-}
-EXPORT_SYMBOL(drm_vblank_init);
-
/**
* Install IRQ handler.
*
@@ -220,6 +109,17 @@ static int drm_irq_install(struct drm_device * dev)
DRM_DEBUG("irq=%d\n", dev->irq);
+ if (drm_core_check_feature(dev, DRIVER_IRQ_VBL)) {
+ init_waitqueue_head(&dev->vbl_queue);
+
+ spin_lock_init(&dev->vbl_lock);
+
+ INIT_LIST_HEAD(&dev->vbl_sigs);
+ INIT_LIST_HEAD(&dev->vbl_sigs2);
+
+ dev->vbl_pending = 0;
+ }
+
/* Before installing handler */
dev->driver->irq_preinstall(dev);
@@ -237,14 +137,9 @@ static int drm_irq_install(struct drm_device * dev)
}
/* After installing handler */
- ret = dev->driver->irq_postinstall(dev);
- if (ret < 0) {
- mutex_lock(&dev->struct_mutex);
- dev->irq_enabled = 0;
- mutex_unlock(&dev->struct_mutex);
- }
+ dev->driver->irq_postinstall(dev);
- return ret;
+ return 0;
}
/**
@@ -275,8 +170,6 @@ int drm_irq_uninstall(struct drm_device * dev)
free_irq(dev->irq, dev);
- drm_vblank_cleanup(dev);
-
dev->locked_tasklet_func = NULL;
return 0;
@@ -321,148 +214,6 @@ int drm_control(struct drm_device *dev, void *data,
}
/**
- * drm_vblank_count - retrieve "cooked" vblank counter value
- * @dev: DRM device
- * @crtc: which counter to retrieve
- *
- * Fetches the "cooked" vblank count value that represents the number of
- * vblank events since the system was booted, including lost events due to
- * modesetting activity.
- */
-u32 drm_vblank_count(struct drm_device *dev, int crtc)
-{
- return atomic_read(&dev->_vblank_count[crtc]) +
- dev->vblank_offset[crtc];
-}
-EXPORT_SYMBOL(drm_vblank_count);
-
-/**
- * drm_update_vblank_count - update the master vblank counter
- * @dev: DRM device
- * @crtc: counter to update
- *
- * Call back into the driver to update the appropriate vblank counter
- * (specified by @crtc). Deal with wraparound, if it occurred, and
- * update the last read value so we can deal with wraparound on the next
- * call if necessary.
- */
-void drm_update_vblank_count(struct drm_device *dev, int crtc)
-{
- unsigned long irqflags;
- u32 cur_vblank, diff;
-
- /*
- * Interrupts were disabled prior to this call, so deal with counter
- * wrap if needed.
- * NOTE! It's possible we lost a full dev->max_vblank_count events
- * here if the register is small or we had vblank interrupts off for
- * a long time.
- */
- cur_vblank = dev->driver->get_vblank_counter(dev, crtc);
- spin_lock_irqsave(&dev->vbl_lock, irqflags);
- if (cur_vblank < dev->last_vblank[crtc]) {
- diff = dev->max_vblank_count -
- dev->last_vblank[crtc];
- diff += cur_vblank;
- } else {
- diff = cur_vblank - dev->last_vblank[crtc];
- }
- dev->last_vblank[crtc] = cur_vblank;
- spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
-
- atomic_add(diff, &dev->_vblank_count[crtc]);
-}
-EXPORT_SYMBOL(drm_update_vblank_count);
-
-/**
- * drm_vblank_get - get a reference count on vblank events
- * @dev: DRM device
- * @crtc: which CRTC to own
- *
- * Acquire a reference count on vblank events to avoid having them disabled
- * while in use. Note callers will probably want to update the master counter
- * using drm_update_vblank_count() above before calling this routine so that
- * wakeups occur on the right vblank event.
- *
- * RETURNS
- * Zero on success, nonzero on failure.
- */
-int drm_vblank_get(struct drm_device *dev, int crtc)
-{
- unsigned long irqflags;
- int ret = 0;
-
- spin_lock_irqsave(&dev->vbl_lock, irqflags);
- /* Going from 0->1 means we have to enable interrupts again */
- if (atomic_add_return(1, &dev->vblank_refcount[crtc]) == 1 &&
- !dev->vblank_enabled[crtc]) {
- ret = dev->driver->enable_vblank(dev, crtc);
- if (ret)
- atomic_dec(&dev->vblank_refcount[crtc]);
- else
- dev->vblank_enabled[crtc] = 1;
- }
- spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
-
- return ret;
-}
-EXPORT_SYMBOL(drm_vblank_get);
-
-/**
- * drm_vblank_put - give up ownership of vblank events
- * @dev: DRM device
- * @crtc: which counter to give up
- *
- * Release ownership of a given vblank counter, turning off interrupts
- * if possible.
- */
-void drm_vblank_put(struct drm_device *dev, int crtc)
-{
- /* Last user schedules interrupt disable */
- if (atomic_dec_and_test(&dev->vblank_refcount[crtc]))
- mod_timer(&dev->vblank_disable_timer, jiffies + 5*DRM_HZ);
-}
-EXPORT_SYMBOL(drm_vblank_put);
-
-/**
- * drm_modeset_ctl - handle vblank event counter changes across mode switch
- * @DRM_IOCTL_ARGS: standard ioctl arguments
- *
- * Applications should call the %_DRM_PRE_MODESET and %_DRM_POST_MODESET
- * ioctls around modesetting so that any lost vblank events are accounted for.
- */
-int drm_modeset_ctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
-{
- struct drm_modeset_ctl *modeset = data;
- int crtc, ret = 0;
- u32 new;
-
- crtc = modeset->arg;
- if (crtc >= dev->num_crtcs) {
- ret = -EINVAL;
- goto out;
- }
-
- switch (modeset->cmd) {
- case _DRM_PRE_MODESET:
- dev->vblank_premodeset[crtc] =
- dev->driver->get_vblank_counter(dev, crtc);
- break;
- case _DRM_POST_MODESET:
- new = dev->driver->get_vblank_counter(dev, crtc);
- dev->vblank_offset[crtc] = dev->vblank_premodeset[crtc] - new;
- break;
- default:
- ret = -EINVAL;
- break;
- }
-
-out:
- return ret;
-}
-
-/**
* Wait for VBLANK.
*
* \param inode device inode.
@@ -481,13 +232,12 @@ out:
*
* If a signal is not requested, then calls vblank_wait().
*/
-int drm_wait_vblank(struct drm_device *dev, void *data,
- struct drm_file *file_priv)
+int drm_wait_vblank(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
union drm_wait_vblank *vblwait = data;
struct timeval now;
int ret = 0;
- unsigned int flags, seq, crtc;
+ unsigned int flags, seq;
if ((!dev->irq) || (!dev->irq_enabled))
return -EINVAL;
@@ -501,13 +251,13 @@ int drm_wait_vblank(struct drm_device *dev, void *data,
}
flags = vblwait->request.type & _DRM_VBLANK_FLAGS_MASK;
- crtc = flags & _DRM_VBLANK_SECONDARY ? 1 : 0;
- if (crtc >= dev->num_crtcs)
+ if (!drm_core_check_feature(dev, (flags & _DRM_VBLANK_SECONDARY) ?
+ DRIVER_IRQ_VBL2 : DRIVER_IRQ_VBL))
return -EINVAL;
- drm_update_vblank_count(dev, crtc);
- seq = drm_vblank_count(dev, crtc);
+ seq = atomic_read((flags & _DRM_VBLANK_SECONDARY) ? &dev->vbl_received2
+ : &dev->vbl_received);
switch (vblwait->request.type & _DRM_VBLANK_TYPES_MASK) {
case _DRM_VBLANK_RELATIVE:
@@ -526,7 +276,8 @@ int drm_wait_vblank(struct drm_device *dev, void *data,
if (flags & _DRM_VBLANK_SIGNAL) {
unsigned long irqflags;
- struct list_head *vbl_sigs = &dev->vbl_sigs[crtc];
+ struct list_head *vbl_sigs = (flags & _DRM_VBLANK_SECONDARY)
+ ? &dev->vbl_sigs2 : &dev->vbl_sigs;
struct drm_vbl_sig *vbl_sig;
spin_lock_irqsave(&dev->vbl_lock, irqflags);
@@ -547,26 +298,22 @@ int drm_wait_vblank(struct drm_device *dev, void *data,
}
}
- if (atomic_read(&dev->vbl_signal_pending) >= 100) {
+ if (dev->vbl_pending >= 100) {
spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
return -EBUSY;
}
+ dev->vbl_pending++;
+
spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
- vbl_sig = drm_calloc(1, sizeof(struct drm_vbl_sig),
- DRM_MEM_DRIVER);
- if (!vbl_sig)
+ if (!
+ (vbl_sig =
+ drm_alloc(sizeof(struct drm_vbl_sig), DRM_MEM_DRIVER))) {
return -ENOMEM;
-
- ret = drm_vblank_get(dev, crtc);
- if (ret) {
- drm_free(vbl_sig, sizeof(struct drm_vbl_sig),
- DRM_MEM_DRIVER);
- return ret;
}
- atomic_inc(&dev->vbl_signal_pending);
+ memset((void *)vbl_sig, 0, sizeof(*vbl_sig));
vbl_sig->sequence = vblwait->request.sequence;
vbl_sig->info.si_signo = vblwait->request.signal;
@@ -580,20 +327,17 @@ int drm_wait_vblank(struct drm_device *dev, void *data,
vblwait->reply.sequence = seq;
} else {
- unsigned long cur_vblank;
-
- ret = drm_vblank_get(dev, crtc);
- if (ret)
- return ret;
- DRM_WAIT_ON(ret, dev->vbl_queue[crtc], 3 * DRM_HZ,
- (((cur_vblank = drm_vblank_count(dev, crtc))
- - vblwait->request.sequence) <= (1 << 23)));
- drm_vblank_put(dev, crtc);
- do_gettimeofday(&now);
+ if (flags & _DRM_VBLANK_SECONDARY) {
+ if (dev->driver->vblank_wait2)
+ ret = dev->driver->vblank_wait2(dev, &vblwait->request.sequence);
+ } else if (dev->driver->vblank_wait)
+ ret =
+ dev->driver->vblank_wait(dev,
+ &vblwait->request.sequence);
+ do_gettimeofday(&now);
vblwait->reply.tval_sec = now.tv_sec;
vblwait->reply.tval_usec = now.tv_usec;
- vblwait->reply.sequence = cur_vblank;
}
done:
@@ -604,57 +348,44 @@ int drm_wait_vblank(struct drm_device *dev, void *data,
* Send the VBLANK signals.
*
* \param dev DRM device.
- * \param crtc CRTC where the vblank event occurred
*
* Sends a signal for each task in drm_device::vbl_sigs and empties the list.
*
* If a signal is not requested, then calls vblank_wait().
*/
-static void drm_vbl_send_signals(struct drm_device * dev, int crtc)
+void drm_vbl_send_signals(struct drm_device * dev)
{
- struct drm_vbl_sig *vbl_sig, *tmp;
- struct list_head *vbl_sigs;
- unsigned int vbl_seq;
unsigned long flags;
+ int i;
spin_lock_irqsave(&dev->vbl_lock, flags);
- vbl_sigs = &dev->vbl_sigs[crtc];
- vbl_seq = drm_vblank_count(dev, crtc);
+ for (i = 0; i < 2; i++) {
+ struct drm_vbl_sig *vbl_sig, *tmp;
+ struct list_head *vbl_sigs = i ? &dev->vbl_sigs2 : &dev->vbl_sigs;
+ unsigned int vbl_seq = atomic_read(i ? &dev->vbl_received2 :
+ &dev->vbl_received);
- list_for_each_entry_safe(vbl_sig, tmp, vbl_sigs, head) {
- if ((vbl_seq - vbl_sig->sequence) <= (1 << 23)) {
- vbl_sig->info.si_code = vbl_seq;
- send_sig_info(vbl_sig->info.si_signo,
- &vbl_sig->info, vbl_sig->task);
+ list_for_each_entry_safe(vbl_sig, tmp, vbl_sigs, head) {
+ if ((vbl_seq - vbl_sig->sequence) <= (1 << 23)) {
+ vbl_sig->info.si_code = vbl_seq;
+ send_sig_info(vbl_sig->info.si_signo,
+ &vbl_sig->info, vbl_sig->task);
- list_del(&vbl_sig->head);
+ list_del(&vbl_sig->head);
- drm_free(vbl_sig, sizeof(*vbl_sig),
- DRM_MEM_DRIVER);
- atomic_dec(&dev->vbl_signal_pending);
- drm_vblank_put(dev, crtc);
- }
+ drm_free(vbl_sig, sizeof(*vbl_sig),
+ DRM_MEM_DRIVER);
+
+ dev->vbl_pending--;
+ }
+ }
}
spin_unlock_irqrestore(&dev->vbl_lock, flags);
}
-/**
- * drm_handle_vblank - handle a vblank event
- * @dev: DRM device
- * @crtc: where this event occurred
- *
- * Drivers should call this routine in their vblank interrupt handlers to
- * update the vblank counter and send any signals that may be pending.
- */
-void drm_handle_vblank(struct drm_device *dev, int crtc)
-{
- drm_update_vblank_count(dev, crtc);
- DRM_WAKEUP(&dev->vbl_queue[crtc]);
- drm_vbl_send_signals(dev, crtc);
-}
-EXPORT_SYMBOL(drm_handle_vblank);
+EXPORT_SYMBOL(drm_vbl_send_signals);
/**
* Tasklet wrapper function.
diff --git a/drivers/char/drm/drm_lock.c b/drivers/char/drm/drm_lock.c
index 12dcdd1832f..0998723cde7 100644
--- a/drivers/char/drm/drm_lock.c
+++ b/drivers/char/drm/drm_lock.c
@@ -53,7 +53,6 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
DECLARE_WAITQUEUE(entry, current);
struct drm_lock *lock = data;
int ret = 0;
- unsigned long irqflags;
++file_priv->lock_count;
@@ -72,9 +71,9 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
return -EINVAL;
add_wait_queue(&dev->lock.lock_queue, &entry);
- spin_lock_irqsave(&dev->lock.spinlock, irqflags);
+ spin_lock_bh(&dev->lock.spinlock);
dev->lock.user_waiters++;
- spin_unlock_irqrestore(&dev->lock.spinlock, irqflags);
+ spin_unlock_bh(&dev->lock.spinlock);
for (;;) {
__set_current_state(TASK_INTERRUPTIBLE);
if (!dev->lock.hw_lock) {
@@ -96,9 +95,9 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
break;
}
}
- spin_lock_irqsave(&dev->lock.spinlock, irqflags);
+ spin_lock_bh(&dev->lock.spinlock);
dev->lock.user_waiters--;
- spin_unlock_irqrestore(&dev->lock.spinlock, irqflags);
+ spin_unlock_bh(&dev->lock.spinlock);
__set_current_state(TASK_RUNNING);
remove_wait_queue(&dev->lock.lock_queue, &entry);
@@ -199,9 +198,8 @@ int drm_lock_take(struct drm_lock_data *lock_data,
{
unsigned int old, new, prev;
volatile unsigned int *lock = &lock_data->hw_lock->lock;
- unsigned long irqflags;
- spin_lock_irqsave(&lock_data->spinlock, irqflags);
+ spin_lock_bh(&lock_data->spinlock);
do {
old = *lock;
if (old & _DRM_LOCK_HELD)
@@ -213,7 +211,7 @@ int drm_lock_take(struct drm_lock_data *lock_data,
}
prev = cmpxchg(lock, old, new);
} while (prev != old);
- spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
+ spin_unlock_bh(&lock_data->spinlock);
if (_DRM_LOCKING_CONTEXT(old) == context) {
if (old & _DRM_LOCK_HELD) {
@@ -274,16 +272,15 @@ int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context)
{
unsigned int old, new, prev;
volatile unsigned int *lock = &lock_data->hw_lock->lock;
- unsigned long irqflags;
- spin_lock_irqsave(&lock_data->spinlock, irqflags);
+ spin_lock_bh(&lock_data->spinlock);
if (lock_data->kernel_waiters != 0) {
drm_lock_transfer(lock_data, 0);
lock_data->idle_has_lock = 1;
- spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
+ spin_unlock_bh(&lock_data->spinlock);
return 1;
}
- spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
+ spin_unlock_bh(&lock_data->spinlock);
do {
old = *lock;
@@ -347,20 +344,19 @@ static int drm_notifier(void *priv)
void drm_idlelock_take(struct drm_lock_data *lock_data)
{
int ret = 0;
- unsigned long irqflags;
- spin_lock_irqsave(&lock_data->spinlock, irqflags);
+ spin_lock_bh(&lock_data->spinlock);
lock_data->kernel_waiters++;
if (!lock_data->idle_has_lock) {
- spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
+ spin_unlock_bh(&lock_data->spinlock);
ret = drm_lock_take(lock_data, DRM_KERNEL_CONTEXT);
- spin_lock_irqsave(&lock_data->spinlock, irqflags);
+ spin_lock_bh(&lock_data->spinlock);
if (ret == 1)
lock_data->idle_has_lock = 1;
}
- spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
+ spin_unlock_bh(&lock_data->spinlock);
}
EXPORT_SYMBOL(drm_idlelock_take);
@@ -368,9 +364,8 @@ void drm_idlelock_release(struct drm_lock_data *lock_data)
{
unsigned int old, prev;
volatile unsigned int *lock = &lock_data->hw_lock->lock;
- unsigned long irqflags;
- spin_lock_irqsave(&lock_data->spinlock, irqflags);
+ spin_lock_bh(&lock_data->spinlock);
if (--lock_data->kernel_waiters == 0) {
if (lock_data->idle_has_lock) {
do {
@@ -381,7 +376,7 @@ void drm_idlelock_release(struct drm_lock_data *lock_data)
lock_data->idle_has_lock = 0;
}
}
- spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
+ spin_unlock_bh(&lock_data->spinlock);
}
EXPORT_SYMBOL(drm_idlelock_release);
diff --git a/drivers/char/drm/i915_dma.c b/drivers/char/drm/i915_dma.c
index f47e46e3529..88974342933 100644
--- a/drivers/char/drm/i915_dma.c
+++ b/drivers/char/drm/i915_dma.c
@@ -415,13 +415,10 @@ static void i915_emit_breadcrumb(struct drm_device *dev)
drm_i915_private_t *dev_priv = dev->dev_private;
RING_LOCALS;
- if (++dev_priv->counter > BREADCRUMB_MASK) {
- dev_priv->counter = 1;
- DRM_DEBUG("Breadcrumb counter wrapped around\n");
- }
+ dev_priv->sarea_priv->last_enqueue = ++dev_priv->counter;
- if (dev_priv->sarea_priv)
- dev_priv->sarea_priv->last_enqueue = dev_priv->counter;
+ if (dev_priv->counter > 0x7FFFFFFFUL)
+ dev_priv->sarea_priv->last_enqueue = dev_priv->counter = 1;
BEGIN_LP_RING(4);
OUT_RING(CMD_STORE_DWORD_IDX);
@@ -431,26 +428,6 @@ static void i915_emit_breadcrumb(struct drm_device *dev)
ADVANCE_LP_RING();
}
-int i915_emit_mi_flush(struct drm_device *dev, uint32_t flush)
-{
- drm_i915_private_t *dev_priv = dev->dev_private;
- uint32_t flush_cmd = CMD_MI_FLUSH;
- RING_LOCALS;
-
- flush_cmd |= flush;
-
- i915_kernel_lost_context(dev);
-
- BEGIN_LP_RING(4);
- OUT_RING(flush_cmd);
- OUT_RING(0);
- OUT_RING(0);
- OUT_RING(0);
- ADVANCE_LP_RING();
-
- return 0;
-}
-
static int i915_dispatch_cmdbuffer(struct drm_device * dev,
drm_i915_cmdbuffer_t * cmd)
{
@@ -534,74 +511,52 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev,
return 0;
}
-static void i915_do_dispatch_flip(struct drm_device * dev, int plane, int sync)
+static int i915_dispatch_flip(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
- u32 num_pages, current_page, next_page, dspbase;
- int shift = 2 * plane, x, y;
RING_LOCALS;
- /* Calculate display base offset */
- num_pages = dev_priv->sarea_priv->third_handle ? 3 : 2;
- current_page = (dev_priv->sarea_priv->pf_current_page >> shift) & 0x3;
- next_page = (current_page + 1) % num_pages;
+ DRM_DEBUG("%s: page=%d pfCurrentPage=%d\n",
+ __FUNCTION__,
+ dev_priv->current_page,
+ dev_priv->sarea_priv->pf_current_page);
- switch (next_page) {
- default:
- case 0:
- dspbase = dev_priv->sarea_priv->front_offset;
- break;
- case 1:
- dspbase = dev_priv->sarea_priv->back_offset;
- break;
- case 2:
- dspbase = dev_priv->sarea_priv->third_offset;
- break;
- }
+ i915_kernel_lost_context(dev);
+
+ BEGIN_LP_RING(2);
+ OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
- if (plane == 0) {
- x = dev_priv->sarea_priv->planeA_x;
- y = dev_priv->sarea_priv->planeA_y;
+ BEGIN_LP_RING(6);
+ OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | ASYNC_FLIP);
+ OUT_RING(0);
+ if (dev_priv->current_page == 0) {
+ OUT_RING(dev_priv->back_offset);
+ dev_priv->current_page = 1;
} else {
- x = dev_priv->sarea_priv->planeB_x;
- y = dev_priv->sarea_priv->planeB_y;
+ OUT_RING(dev_priv->front_offset);
+ dev_priv->current_page = 0;
}
+ OUT_RING(0);
+ ADVANCE_LP_RING();
- dspbase += (y * dev_priv->sarea_priv->pitch + x) * dev_priv->cpp;
+ BEGIN_LP_RING(2);
+ OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_PLANE_A_FLIP);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
- DRM_DEBUG("plane=%d current_page=%d dspbase=0x%x\n", plane, current_page,
- dspbase);
+ dev_priv->sarea_priv->last_enqueue = dev_priv->counter++;
BEGIN_LP_RING(4);
- OUT_RING(sync ? 0 :
- (MI_WAIT_FOR_EVENT | (plane ? MI_WAIT_FOR_PLANE_B_FLIP :
- MI_WAIT_FOR_PLANE_A_FLIP)));
- OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | (sync ? 0 : ASYNC_FLIP) |
- (plane ? DISPLAY_PLANE_B : DISPLAY_PLANE_A));
- OUT_RING(dev_priv->sarea_priv->pitch * dev_priv->cpp);
- OUT_RING(dspbase);
+ OUT_RING(CMD_STORE_DWORD_IDX);
+ OUT_RING(20);
+ OUT_RING(dev_priv->counter);
+ OUT_RING(0);
ADVANCE_LP_RING();
- dev_priv->sarea_priv->pf_current_page &= ~(0x3 << shift);
- dev_priv->sarea_priv->pf_current_page |= next_page << shift;
-}
-
-void i915_dispatch_flip(struct drm_device * dev, int planes, int sync)
-{
- drm_i915_private_t *dev_priv = dev->dev_private;
- int i;
-
- DRM_DEBUG("planes=0x%x pfCurrentPage=%d\n",
- planes, dev_priv->sarea_priv->pf_current_page);
-
- i915_emit_mi_flush(dev, MI_READ_FLUSH | MI_EXE_FLUSH);
-
- for (i = 0; i < 2; i++)
- if (planes & (1 << i))
- i915_do_dispatch_flip(dev, i, sync);
-
- i915_emit_breadcrumb(dev);
-
+ dev_priv->sarea_priv->pf_current_page = dev_priv->current_page;
+ return 0;
}
static int i915_quiescent(struct drm_device * dev)
@@ -624,6 +579,7 @@ static int i915_batchbuffer(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ u32 *hw_status = dev_priv->hw_status_page;
drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
dev_priv->sarea_priv;
drm_i915_batchbuffer_t *batch = data;
@@ -646,7 +602,7 @@ static int i915_batchbuffer(struct drm_device *dev, void *data,
ret = i915_dispatch_batchbuffer(dev, batch);
- sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+ sarea_priv->last_dispatch = (int)hw_status[5];
return ret;
}
@@ -654,6 +610,7 @@ static int i915_cmdbuffer(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ u32 *hw_status = dev_priv->hw_status_page;
drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
dev_priv->sarea_priv;
drm_i915_cmdbuffer_t *cmdbuf = data;
@@ -678,51 +635,18 @@ static int i915_cmdbuffer(struct drm_device *dev, void *data,
return ret;
}
- sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
- return 0;
-}
-
-static int i915_do_cleanup_pageflip(struct drm_device * dev)
-{
- drm_i915_private_t *dev_priv = dev->dev_private;
- int i, planes, num_pages = dev_priv->sarea_priv->third_handle ? 3 : 2;
-
- DRM_DEBUG("\n");
-
- for (i = 0, planes = 0; i < 2; i++)
- if (dev_priv->sarea_priv->pf_current_page & (0x3 << (2 * i))) {
- dev_priv->sarea_priv->pf_current_page =
- (dev_priv->sarea_priv->pf_current_page &
- ~(0x3 << (2 * i))) | ((num_pages - 1) << (2 * i));
-
- planes |= 1 << i;
- }
-
- if (planes)
- i915_dispatch_flip(dev, planes, 0);
-
+ sarea_priv->last_dispatch = (int)hw_status[5];
return 0;
}
static int i915_flip_bufs(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
- drm_i915_flip_t *param = data;
-
- DRM_DEBUG("\n");
+ DRM_DEBUG("%s\n", __FUNCTION__);
LOCK_TEST_WITH_RETURN(dev, file_priv);
- /* This is really planes */
- if (param->pipes & ~0x3) {
- DRM_ERROR("Invalid planes 0x%x, only <= 0x3 is valid\n",
- param->pipes);
- return -EINVAL;
- }
-
- i915_dispatch_flip(dev, param->pipes, 0);
-
- return 0;
+ return i915_dispatch_flip(dev);
}
static int i915_getparam(struct drm_device *dev, void *data,
@@ -883,8 +807,6 @@ void i915_driver_lastclose(struct drm_device * dev)
if (!dev_priv)
return;
- if (drm_getsarea(dev) && dev_priv->sarea_priv)
- i915_do_cleanup_pageflip(dev);
if (dev_priv->agp_heap)
i915_mem_takedown(&(dev_priv->agp_heap));
diff --git a/drivers/char/drm/i915_drm.h b/drivers/char/drm/i915_drm.h
index 0431c00e228..05c66cf03a9 100644
--- a/drivers/char/drm/i915_drm.h
+++ b/drivers/char/drm/i915_drm.h
@@ -105,29 +105,14 @@ typedef struct _drm_i915_sarea {
unsigned int rotated_tiled;
unsigned int rotated2_tiled;
- int planeA_x;
- int planeA_y;
- int planeA_w;
- int planeA_h;
- int planeB_x;
- int planeB_y;
- int planeB_w;
- int planeB_h;
-
- /* Triple buffering */
- drm_handle_t third_handle;
- int third_offset;
- int third_size;
- unsigned int third_tiled;
-
- /* buffer object handles for the static buffers. May change
- * over the lifetime of the client, though it doesn't in our current
- * implementation.
- */
- unsigned int front_bo_handle;
- unsigned int back_bo_handle;
- unsigned int third_bo_handle;
- unsigned int depth_bo_handle;
+ int pipeA_x;
+ int pipeA_y;
+ int pipeA_w;
+ int pipeA_h;
+ int pipeB_x;
+ int pipeB_y;
+ int pipeB_w;
+ int pipeB_h;
} drm_i915_sarea_t;
/* Flags for perf_boxes
@@ -161,7 +146,7 @@ typedef struct _drm_i915_sarea {
#define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
#define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
-#define DRM_IOCTL_I915_FLIP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FLIP, drm_i915_flip_t)
+#define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP)
#define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t)
#define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t)
#define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t)
@@ -176,18 +161,6 @@ typedef struct _drm_i915_sarea {
#define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
#define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t)
-/* Asynchronous page flipping:
- */
-typedef struct drm_i915_flip {
- /*
- * This is really talking about planes, and we could rename it
- * except for the fact that some of the duplicated i915_drm.h files
- * out there check for HAVE_I915_FLIP and so might pick up this
- * version.
- */
- int pipes;
-} drm_i915_flip_t;
-
/* Allow drivers to submit batchbuffers directly to hardware, relying
* on the security mechanisms provided by hardware.
*/
diff --git a/drivers/char/drm/i915_drv.c b/drivers/char/drm/i915_drv.c
index bb8f1b2fb38..e8f3d682e3b 100644
--- a/drivers/char/drm/i915_drv.c
+++ b/drivers/char/drm/i915_drv.c
@@ -147,7 +147,7 @@ static void i915_save_vga(struct drm_device *dev)
i915_write_indexed(cr_index, cr_data, 0x11,
i915_read_indexed(cr_index, cr_data, 0x11) &
(~0x80));
- for (i = 0; i < 0x24; i++)
+ for (i = 0; i <= 0x24; i++)
dev_priv->saveCR[i] =
i915_read_indexed(cr_index, cr_data, i);
/* Make sure we don't turn off CR group 0 writes */
@@ -156,7 +156,7 @@ static void i915_save_vga(struct drm_device *dev)
/* Attribute controller registers */
inb(st01);
dev_priv->saveAR_INDEX = inb(VGA_AR_INDEX);
- for (i = 0; i < 20; i++)
+ for (i = 0; i <= 0x14; i++)
dev_priv->saveAR[i] = i915_read_ar(st01, i, 0);
inb(st01);
outb(dev_priv->saveAR_INDEX, VGA_AR_INDEX);
@@ -206,7 +206,7 @@ static void i915_restore_vga(struct drm_device *dev)
/* CRT controller regs */
/* Enable CR group 0 writes */
i915_write_indexed(cr_index, cr_data, 0x11, dev_priv->saveCR[0x11]);
- for (i = 0; i < 0x24; i++)
+ for (i = 0; i <= 0x24; i++)
i915_write_indexed(cr_index, cr_data, i, dev_priv->saveCR[i]);
/* Graphics controller regs */
@@ -223,7 +223,7 @@ static void i915_restore_vga(struct drm_device *dev)
/* Attribute controller registers */
inb(st01);
- for (i = 0; i < 20; i++)
+ for (i = 0; i <= 0x14; i++)
i915_write_ar(st01, i, dev_priv->saveAR[i], 0);
inb(st01); /* switch back to index mode */
outb(dev_priv->saveAR_INDEX | 0x20, VGA_AR_INDEX);
@@ -256,6 +256,9 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
pci_save_state(dev->pdev);
pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
+ /* Display arbitration control */
+ dev_priv->saveDSPARB = I915_READ(DSPARB);
+
/* Pipe & plane A info */
dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
dev_priv->savePIPEASRC = I915_READ(PIPEASRC);
@@ -349,6 +352,7 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
/* Clock gating state */
+ dev_priv->saveD_STATE = I915_READ(D_STATE);
dev_priv->saveDSPCLK_GATE_D = I915_READ(DSPCLK_GATE_D);
/* Cache mode state */
@@ -388,6 +392,8 @@ static int i915_resume(struct drm_device *dev)
pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB);
+ I915_WRITE(DSPARB, dev_priv->saveDSPARB);
+
/* Pipe & plane A info */
/* Prime the clock */
if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) {
@@ -507,6 +513,7 @@ static int i915_resume(struct drm_device *dev)
udelay(150);
/* Clock gating state */
+ I915_WRITE (D_STATE, dev_priv->saveD_STATE);
I915_WRITE (DSPCLK_GATE_D, dev_priv->saveDSPCLK_GATE_D);
/* Cache mode state */
@@ -533,7 +540,8 @@ static struct drm_driver driver = {
*/
.driver_features =
DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | /* DRIVER_USE_MTRR |*/
- DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
+ DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL |
+ DRIVER_IRQ_VBL2,
.load = i915_driver_load,
.unload = i915_driver_unload,
.lastclose = i915_driver_lastclose,
@@ -541,9 +549,8 @@ static struct drm_driver driver = {
.suspend = i915_suspend,
.resume = i915_resume,
.device_is_agp = i915_driver_device_is_agp,
- .get_vblank_counter = i915_get_vblank_counter,
- .enable_vblank = i915_enable_vblank,
- .disable_vblank = i915_disable_vblank,
+ .vblank_wait = i915_driver_vblank_wait,
+ .vblank_wait2 = i915_driver_vblank_wait2,
.irq_preinstall = i915_driver_irq_preinstall,
.irq_postinstall = i915_driver_irq_postinstall,
.irq_uninstall = i915_driver_irq_uninstall,
diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h
index db7001f2256..1b20f7c0639 100644
--- a/drivers/char/drm/i915_drv.h
+++ b/drivers/char/drm/i915_drv.h
@@ -76,9 +76,8 @@ struct mem_block {
typedef struct _drm_i915_vbl_swap {
struct list_head head;
drm_drawable_t drw_id;
- unsigned int plane;
+ unsigned int pipe;
unsigned int sequence;
- int flip;
} drm_i915_vbl_swap_t;
typedef struct drm_i915_private {
@@ -91,7 +90,7 @@ typedef struct drm_i915_private {
drm_dma_handle_t *status_page_dmah;
void *hw_status_page;
dma_addr_t dma_status_page;
- uint32_t counter;
+ unsigned long counter;
unsigned int status_gfx_addr;
drm_local_map_t hws_map;
@@ -104,18 +103,13 @@ typedef struct drm_i915_private {
wait_queue_head_t irq_queue;
atomic_t irq_received;
- atomic_t irq_emited;
+ atomic_t irq_emitted;
int tex_lru_log_granularity;
int allow_batchbuffer;
struct mem_block *agp_heap;
unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
int vblank_pipe;
- spinlock_t user_irq_lock;
- int user_irq_refcount;
- int fence_irq_on;
- uint32_t irq_enable_reg;
- int irq_enabled;
spinlock_t swaps_lock;
drm_i915_vbl_swap_t vbl_swaps;
@@ -125,6 +119,7 @@ typedef struct drm_i915_private {
u8 saveLBB;
u32 saveDSPACNTR;
u32 saveDSPBCNTR;
+ u32 saveDSPARB;
u32 savePIPEACONF;
u32 savePIPEBCONF;
u32 savePIPEASRC;
@@ -194,6 +189,7 @@ typedef struct drm_i915_private {
u32 saveIIR;
u32 saveIMR;
u32 saveCACHE_MODE_0;
+ u32 saveD_STATE;
u32 saveDSPCLK_GATE_D;
u32 saveMI_ARB_STATE;
u32 saveSWF0[16];
@@ -203,10 +199,10 @@ typedef struct drm_i915_private {
u8 saveSR[8];
u8 saveGR[25];
u8 saveAR_INDEX;
- u8 saveAR[20];
+ u8 saveAR[21];
u8 saveDACMASK;
u8 saveDACDATA[256*3]; /* 256 3-byte colors */
- u8 saveCR[36];
+ u8 saveCR[37];
} drm_i915_private_t;
extern struct drm_ioctl_desc i915_ioctls[];
@@ -222,7 +218,7 @@ extern void i915_driver_preclose(struct drm_device *dev,
extern int i915_driver_device_is_agp(struct drm_device * dev);
extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg);
-extern void i915_dispatch_flip(struct drm_device * dev, int pipes, int sync);
+
/* i915_irq.c */
extern int i915_irq_emit(struct drm_device *dev, void *data,
struct drm_file *file_priv);
@@ -233,7 +229,7 @@ extern int i915_driver_vblank_wait(struct drm_device *dev, unsigned int *sequenc
extern int i915_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
extern void i915_driver_irq_preinstall(struct drm_device * dev);
-extern int i915_driver_irq_postinstall(struct drm_device * dev);
+extern void i915_driver_irq_postinstall(struct drm_device * dev);
extern void i915_driver_irq_uninstall(struct drm_device * dev);
extern int i915_vblank_pipe_set(struct drm_device *dev, void *data,
struct drm_file *file_priv);
@@ -241,9 +237,6 @@ extern int i915_vblank_pipe_get(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_vblank_swap(struct drm_device *dev, void *data,
struct drm_file *file_priv);
-extern int i915_enable_vblank(struct drm_device *dev, int crtc);
-extern void i915_disable_vblank(struct drm_device *dev, int crtc);
-extern u32 i915_get_vblank_counter(struct drm_device *dev, int crtc);
/* i915_mem.c */
extern int i915_mem_alloc(struct drm_device *dev, void *data,
@@ -388,91 +381,21 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
/* Interrupt bits:
*/
-#define I915_PIPE_CONTROL_NOTIFY_INTERRUPT (1<<18)
-#define I915_DISPLAY_PORT_INTERRUPT (1<<17)
-#define I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT (1<<15)
-#define I915_GMCH_THERMAL_SENSOR_EVENT_INTERRUPT (1<<14)
-#define I915_HWB_OOM_INTERRUPT (1<<13) /* binner out of memory */
-#define I915_SYNC_STATUS_INTERRUPT (1<<12)
-#define I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT (1<<11)
-#define I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT (1<<10)
-#define I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT (1<<9)
-#define I915_DISPLAY_PLANE_C_FLIP_PENDING_INTERRUPT (1<<8)
-#define I915_DISPLAY_PIPE_A_VBLANK_INTERRUPT (1<<7)
-#define I915_DISPLAY_PIPE_A_EVENT_INTERRUPT (1<<6)
-#define I915_DISPLAY_PIPE_B_VBLANK_INTERRUPT (1<<5)
-#define I915_DISPLAY_PIPE_B_EVENT_INTERRUPT (1<<4)
-#define I915_DEBUG_INTERRUPT (1<<2)
-#define I915_USER_INTERRUPT (1<<1)
-
+#define USER_INT_FLAG (1<<1)
+#define VSYNC_PIPEB_FLAG (1<<5)
+#define VSYNC_PIPEA_FLAG (1<<7)
+#define HWB_OOM_FLAG (1<<13) /* binner out of memory */
#define I915REG_HWSTAM 0x02098
#define I915REG_INT_IDENTITY_R 0x020a4
#define I915REG_INT_MASK_R 0x020a8
#define I915REG_INT_ENABLE_R 0x020a0
-#define I915REG_INSTPM 0x020c0
-
-#define PIPEADSL 0x70000
-#define PIPEBDSL 0x71000
#define I915REG_PIPEASTAT 0x70024
#define I915REG_PIPEBSTAT 0x71024
-/*
- * The two pipe frame counter registers are not synchronized, so
- * reading a stable value is somewhat tricky. The following code
- * should work:
- *
- * do {
- * high1 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
- * PIPE_FRAME_HIGH_SHIFT;
- * low1 = ((INREG(PIPEAFRAMEPIXEL) & PIPE_FRAME_LOW_MASK) >>
- * PIPE_FRAME_LOW_SHIFT);
- * high2 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
- * PIPE_FRAME_HIGH_SHIFT);
- * } while (high1 != high2);
- * frame = (high1 << 8) | low1;
- */
-#define PIPEAFRAMEHIGH 0x70040
-#define PIPEBFRAMEHIGH 0x71040
-#define PIPE_FRAME_HIGH_MASK 0x0000ffff
-#define PIPE_FRAME_HIGH_SHIFT 0
-#define PIPEAFRAMEPIXEL 0x70044
-#define PIPEBFRAMEPIXEL 0x71044
-#define PIPE_FRAME_LOW_MASK 0xff000000
-#define PIPE_FRAME_LOW_SHIFT 24
-/*
- * Pixel within the current frame is counted in the PIPEAFRAMEPIXEL register
- * and is 24 bits wide.
- */
-#define PIPE_PIXEL_MASK 0x00ffffff
-#define PIPE_PIXEL_SHIFT 0
-
-#define I915_FIFO_UNDERRUN_STATUS (1UL<<31)
-#define I915_CRC_ERROR_ENABLE (1UL<<29)
-#define I915_CRC_DONE_ENABLE (1UL<<28)
-#define I915_GMBUS_EVENT_ENABLE (1UL<<27)
-#define I915_VSYNC_INTERRUPT_ENABLE (1UL<<25)
-#define I915_DISPLAY_LINE_COMPARE_ENABLE (1UL<<24)
-#define I915_DPST_EVENT_ENABLE (1UL<<23)
-#define I915_LEGACY_BLC_EVENT_ENABLE (1UL<<22)
-#define I915_ODD_FIELD_INTERRUPT_ENABLE (1UL<<21)
-#define I915_EVEN_FIELD_INTERRUPT_ENABLE (1UL<<20)
-#define I915_START_VBLANK_INTERRUPT_ENABLE (1UL<<18) /* 965 or later */
-#define I915_VBLANK_INTERRUPT_ENABLE (1UL<<17)
-#define I915_OVERLAY_UPDATED_ENABLE (1UL<<16)
-#define I915_CRC_ERROR_INTERRUPT_STATUS (1UL<<13)
-#define I915_CRC_DONE_INTERRUPT_STATUS (1UL<<12)
-#define I915_GMBUS_INTERRUPT_STATUS (1UL<<11)
-#define I915_VSYNC_INTERRUPT_STATUS (1UL<<9)
-#define I915_DISPLAY_LINE_COMPARE_STATUS (1UL<<8)
-#define I915_DPST_EVENT_STATUS (1UL<<7)
-#define I915_LEGACY_BLC_EVENT_STATUS (1UL<<6)
-#define I915_ODD_FIELD_INTERRUPT_STATUS (1UL<<5)
-#define I915_EVEN_FIELD_INTERRUPT_STATUS (1UL<<4)
-#define I915_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */
-#define I915_VBLANK_INTERRUPT_STATUS (1UL<<1)
-#define I915_OVERLAY_UPDATED_STATUS (1UL<<0)
+#define I915_VBLANK_INTERRUPT_ENABLE (1UL<<17)
+#define I915_VBLANK_CLEAR (1UL<<1)
#define SRX_INDEX 0x3c4
#define SRX_DATA 0x3c5
@@ -749,6 +672,8 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
/** P1 value is 2 greater than this field */
# define VGA0_PD_P1_MASK (0x1f << 0)
+/* PCI D state control register */
+#define D_STATE 0x6104
#define DSPCLK_GATE_D 0x6200
/* I830 CRTC registers */
@@ -1059,6 +984,12 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
#define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
#define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
+#define DSPARB 0x70030
+#define DSPARB_CSTART_MASK (0x7f << 7)
+#define DSPARB_CSTART_SHIFT 7
+#define DSPARB_BSTART_MASK (0x7f)
+#define DSPARB_BSTART_SHIFT 0
+
#define PIPEBCONF 0x71008
#define PIPEBCONF_ENABLE (1<<31)
#define PIPEBCONF_DISABLE 0
diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c
index 023ce66ef3a..f7f16e7a8bf 100644
--- a/drivers/char/drm/i915_irq.c
+++ b/drivers/char/drm/i915_irq.c
@@ -38,109 +38,6 @@
#define MAX_NOPID ((u32)~0)
/**
- * i915_get_pipe - return the the pipe associated with a given plane
- * @dev: DRM device
- * @plane: plane to look for
- *
- * The Intel Mesa & 2D drivers call the vblank routines with a plane number
- * rather than a pipe number, since they may not always be equal. This routine
- * maps the given @plane back to a pipe number.
- */
-static int
-i915_get_pipe(struct drm_device *dev, int plane)
-{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- u32 dspcntr;
-
- dspcntr = plane ? I915_READ(DSPBCNTR) : I915_READ(DSPACNTR);
-
- return dspcntr & DISPPLANE_SEL_PIPE_MASK ? 1 : 0;
-}
-
-/**
- * i915_get_plane - return the the plane associated with a given pipe
- * @dev: DRM device
- * @pipe: pipe to look for
- *
- * The Intel Mesa & 2D drivers call the vblank routines with a plane number
- * rather than a plane number, since they may not always be equal. This routine
- * maps the given @pipe back to a plane number.
- */
-static int
-i915_get_plane(struct drm_device *dev, int pipe)
-{
- if (i915_get_pipe(dev, 0) == pipe)
- return 0;
- return 1;
-}
-
-/**
- * i915_pipe_enabled - check if a pipe is enabled
- * @dev: DRM device
- * @pipe: pipe to check
- *
- * Reading certain registers when the pipe is disabled can hang the chip.
- * Use this routine to make sure the PLL is running and the pipe is active
- * before reading such registers if unsure.
- */
-static int
-i915_pipe_enabled(struct drm_device *dev, int pipe)
-{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- unsigned long pipeconf = pipe ? PIPEBCONF : PIPEACONF;
-
- if (I915_READ(pipeconf) & PIPEACONF_ENABLE)
- return 1;
-
- return 0;
-}
-
-/**
- * Emit a synchronous flip.
- *
- * This function must be called with the drawable spinlock held.
- */
-static void
-i915_dispatch_vsync_flip(struct drm_device *dev, struct drm_drawable_info *drw,
- int plane)
-{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- drm_i915_sarea_t *sarea_priv = dev_priv->sarea_priv;
- u16 x1, y1, x2, y2;
- int pf_planes = 1 << plane;
-
- /* If the window is visible on the other plane, we have to flip on that
- * plane as well.
- */
- if (plane == 1) {
- x1 = sarea_priv->planeA_x;
- y1 = sarea_priv->planeA_y;
- x2 = x1 + sarea_priv->planeA_w;
- y2 = y1 + sarea_priv->planeA_h;
- } else {
- x1 = sarea_priv->planeB_x;
- y1 = sarea_priv->planeB_y;
- x2 = x1 + sarea_priv->planeB_w;
- y2 = y1 + sarea_priv->planeB_h;
- }
-
- if (x2 > 0 && y2 > 0) {
- int i, num_rects = drw->num_rects;
- struct drm_clip_rect *rect = drw->rects;
-
- for (i = 0; i < num_rects; i++)
- if (!(rect[i].x1 >= x2 || rect[i].y1 >= y2 ||
- rect[i].x2 <= x1 || rect[i].y2 <= y1)) {
- pf_planes = 0x3;
-
- break;
- }
- }
-
- i915_dispatch_flip(dev, pf_planes, 1);
-}
-
-/**
* Emit blits for scheduled buffer swaps.
*
* This function will be called with the HW lock held.
@@ -148,19 +45,20 @@ i915_dispatch_vsync_flip(struct drm_device *dev, struct drm_drawable_info *drw,
static void i915_vblank_tasklet(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ unsigned long irqflags;
struct list_head *list, *tmp, hits, *hit;
- int nhits, nrects, slice[2], upper[2], lower[2], i, num_pages;
- unsigned counter[2];
+ int nhits, nrects, slice[2], upper[2], lower[2], i;
+ unsigned counter[2] = { atomic_read(&dev->vbl_received),
+ atomic_read(&dev->vbl_received2) };
struct drm_drawable_info *drw;
drm_i915_sarea_t *sarea_priv = dev_priv->sarea_priv;
- u32 cpp = dev_priv->cpp, offsets[3];
+ u32 cpp = dev_priv->cpp;
u32 cmd = (cpp == 4) ? (XY_SRC_COPY_BLT_CMD |
XY_SRC_COPY_BLT_WRITE_ALPHA |
XY_SRC_COPY_BLT_WRITE_RGB)
: XY_SRC_COPY_BLT_CMD;
u32 src_pitch = sarea_priv->pitch * cpp;
u32 dst_pitch = sarea_priv->pitch * cpp;
- /* COPY rop (0xcc), map cpp to magic color depth constants */
u32 ropcpp = (0xcc << 16) | ((cpp - 1) << 24);
RING_LOCALS;
@@ -173,34 +71,24 @@ static void i915_vblank_tasklet(struct drm_device *dev)
src_pitch >>= 2;
}
- counter[0] = drm_vblank_count(dev, 0);
- counter[1] = drm_vblank_count(dev, 1);
-
DRM_DEBUG("\n");
INIT_LIST_HEAD(&hits);
nhits = nrects = 0;
- /* No irqsave/restore necessary. This tasklet may be run in an
- * interrupt context or normal context, but we don't have to worry
- * about getting interrupted by something acquiring the lock, because
- * we are the interrupt context thing that acquires the lock.
- */
- spin_lock(&dev_priv->swaps_lock);
+ spin_lock_irqsave(&dev_priv->swaps_lock, irqflags);
/* Find buffer swaps scheduled for this vertical blank */
list_for_each_safe(list, tmp, &dev_priv->vbl_swaps.head) {
drm_i915_vbl_swap_t *vbl_swap =
list_entry(list, drm_i915_vbl_swap_t, head);
- int pipe = i915_get_pipe(dev, vbl_swap->plane);
- if ((counter[pipe] - vbl_swap->sequence) > (1<<23))
+ if ((counter[vbl_swap->pipe] - vbl_swap->sequence) > (1<<23))
continue;
list_del(list);
dev_priv->swaps_pending--;
- drm_vblank_put(dev, pipe);
spin_unlock(&dev_priv->swaps_lock);
spin_lock(&dev->drw_lock);
@@ -238,23 +126,43 @@ static void i915_vblank_tasklet(struct drm_device *dev)
spin_lock(&dev_priv->swaps_lock);
}
- spin_unlock(&dev_priv->swaps_lock);
-
- if (nhits == 0)
+ if (nhits == 0) {
+ spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags);
return;
+ }
+
+ spin_unlock(&dev_priv->swaps_lock);
i915_kernel_lost_context(dev);
- upper[0] = upper[1] = 0;
- slice[0] = max(sarea_priv->planeA_h / nhits, 1);
- slice[1] = max(sarea_priv->planeB_h / nhits, 1);
- lower[0] = sarea_priv->planeA_y + slice[0];
- lower[1] = sarea_priv->planeB_y + slice[0];
+ if (IS_I965G(dev)) {
+ BEGIN_LP_RING(4);
+
+ OUT_RING(GFX_OP_DRAWRECT_INFO_I965);
+ OUT_RING(0);
+ OUT_RING(((sarea_priv->width - 1) & 0xffff) | ((sarea_priv->height - 1) << 16));
+ OUT_RING(0);
+ ADVANCE_LP_RING();
+ } else {
+ BEGIN_LP_RING(6);
- offsets[0] = sarea_priv->front_offset;
- offsets[1] = sarea_priv->back_offset;
- offsets[2] = sarea_priv->third_offset;
- num_pages = sarea_priv->third_handle ? 3 : 2;
+ OUT_RING(GFX_OP_DRAWRECT_INFO);
+ OUT_RING(0);
+ OUT_RING(0);
+ OUT_RING(sarea_priv->width | sarea_priv->height << 16);
+ OUT_RING(sarea_priv->width | sarea_priv->height << 16);
+ OUT_RING(0);
+
+ ADVANCE_LP_RING();
+ }
+
+ sarea_priv->ctxOwner = DRM_KERNEL_CONTEXT;
+
+ upper[0] = upper[1] = 0;
+ slice[0] = max(sarea_priv->pipeA_h / nhits, 1);
+ slice[1] = max(sarea_priv->pipeB_h / nhits, 1);
+ lower[0] = sarea_priv->pipeA_y + slice[0];
+ lower[1] = sarea_priv->pipeB_y + slice[0];
spin_lock(&dev->drw_lock);
@@ -266,8 +174,6 @@ static void i915_vblank_tasklet(struct drm_device *dev)
for (i = 0; i++ < nhits;
upper[0] = lower[0], lower[0] += slice[0],
upper[1] = lower[1], lower[1] += slice[1]) {
- int init_drawrect = 1;
-
if (i == nhits)
lower[0] = lower[1] = sarea_priv->height;
@@ -275,7 +181,7 @@ static void i915_vblank_tasklet(struct drm_device *dev)
drm_i915_vbl_swap_t *swap_hit =
list_entry(hit, drm_i915_vbl_swap_t, head);
struct drm_clip_rect *rect;
- int num_rects, plane, front, back;
+ int num_rects, pipe;
unsigned short top, bottom;
drw = drm_get_drawable_info(dev, swap_hit->drw_id);
@@ -283,50 +189,10 @@ static void i915_vblank_tasklet(struct drm_device *dev)
if (!drw)
continue;
- plane = swap_hit->plane;
-
- if (swap_hit->flip) {
- i915_dispatch_vsync_flip(dev, drw, plane);
- continue;
- }
-
- if (init_drawrect) {
- int width = sarea_priv->width;
- int height = sarea_priv->height;
- if (IS_I965G(dev)) {
- BEGIN_LP_RING(4);
-
- OUT_RING(GFX_OP_DRAWRECT_INFO_I965);
- OUT_RING(0);
- OUT_RING(((width - 1) & 0xffff) | ((height - 1) << 16));
- OUT_RING(0);
-
- ADVANCE_LP_RING();
- } else {
- BEGIN_LP_RING(6);
-
- OUT_RING(GFX_OP_DRAWRECT_INFO);
- OUT_RING(0);
- OUT_RING(0);
- OUT_RING(((width - 1) & 0xffff) | ((height - 1) << 16));
- OUT_RING(0);
- OUT_RING(0);
-
- ADVANCE_LP_RING();
- }
-
- sarea_priv->ctxOwner = DRM_KERNEL_CONTEXT;
-
- init_drawrect = 0;
- }
-
rect = drw->rects;
- top = upper[plane];
- bottom = lower[plane];
-
- front = (dev_priv->sarea_priv->pf_current_page >>
- (2 * plane)) & 0x3;
- back = (front + 1) % num_pages;
+ pipe = swap_hit->pipe;
+ top = upper[pipe];
+ bottom = lower[pipe];
for (num_rects = drw->num_rects; num_rects--; rect++) {
int y1 = max(rect->y1, top);
@@ -341,17 +207,17 @@ static void i915_vblank_tasklet(struct drm_device *dev)
OUT_RING(ropcpp | dst_pitch);
OUT_RING((y1 << 16) | rect->x1);
OUT_RING((y2 << 16) | rect->x2);
- OUT_RING(offsets[front]);
+ OUT_RING(sarea_priv->front_offset);
OUT_RING((y1 << 16) | rect->x1);
OUT_RING(src_pitch);
- OUT_RING(offsets[back]);
+ OUT_RING(sarea_priv->back_offset);
ADVANCE_LP_RING();
}
}
}
- spin_unlock(&dev->drw_lock);
+ spin_unlock_irqrestore(&dev->drw_lock, irqflags);
list_for_each_safe(hit, tmp, &hits) {
drm_i915_vbl_swap_t *swap_hit =
@@ -363,112 +229,67 @@ static void i915_vblank_tasklet(struct drm_device *dev)
}
}
-u32 i915_get_vblank_counter(struct drm_device *dev, int plane)
-{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- unsigned long high_frame;
- unsigned long low_frame;
- u32 high1, high2, low, count;
- int pipe;
-
- pipe = i915_get_pipe(dev, plane);
- high_frame = pipe ? PIPEBFRAMEHIGH : PIPEAFRAMEHIGH;
- low_frame = pipe ? PIPEBFRAMEPIXEL : PIPEAFRAMEPIXEL;
-
- if (!i915_pipe_enabled(dev, pipe)) {
- printk(KERN_ERR "trying to get vblank count for disabled "
- "pipe %d\n", pipe);
- return 0;
- }
-
- /*
- * High & low register fields aren't synchronized, so make sure
- * we get a low value that's stable across two reads of the high
- * register.
- */
- do {
- high1 = ((I915_READ(high_frame) & PIPE_FRAME_HIGH_MASK) >>
- PIPE_FRAME_HIGH_SHIFT);
- low = ((I915_READ(low_frame) & PIPE_FRAME_LOW_MASK) >>
- PIPE_FRAME_LOW_SHIFT);
- high2 = ((I915_READ(high_frame) & PIPE_FRAME_HIGH_MASK) >>
- PIPE_FRAME_HIGH_SHIFT);
- } while (high1 != high2);
-
- count = (high1 << 8) | low;
-
- /* count may be reset by other driver(e.g. 2D driver),
- we have no way to know if it is wrapped or resetted
- when count is zero. do a rough guess.
- */
- if (count == 0 && dev->last_vblank[pipe] < dev->max_vblank_count/2)
- dev->last_vblank[pipe] = 0;
-
- return count;
-}
-
irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
{
struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- u32 iir;
+ u16 temp;
u32 pipea_stats, pipeb_stats;
- int vblank = 0;
-
- iir = I915_READ(I915REG_INT_IDENTITY_R);
- if (iir == 0) {
- DRM_DEBUG ("iir 0x%08x im 0x%08x ie 0x%08x pipea 0x%08x pipeb 0x%08x\n",
- iir,
- I915_READ(I915REG_INT_MASK_R),
- I915_READ(I915REG_INT_ENABLE_R),
- I915_READ(I915REG_PIPEASTAT),
- I915_READ(I915REG_PIPEBSTAT));
- return IRQ_NONE;
- }
- /*
- * Clear the PIPE(A|B)STAT regs before the IIR otherwise
- * we may get extra interrupts.
- */
- if (iir & I915_DISPLAY_PIPE_A_EVENT_INTERRUPT) {
- pipea_stats = I915_READ(I915REG_PIPEASTAT);
- if (pipea_stats & (I915_START_VBLANK_INTERRUPT_STATUS|
- I915_VBLANK_INTERRUPT_STATUS))
- {
- vblank++;
- drm_handle_vblank(dev, i915_get_plane(dev, 0));
- }
- I915_WRITE(I915REG_PIPEASTAT, pipea_stats);
- }
- if (iir & I915_DISPLAY_PIPE_B_EVENT_INTERRUPT) {
- pipeb_stats = I915_READ(I915REG_PIPEBSTAT);
- if (pipeb_stats & (I915_START_VBLANK_INTERRUPT_STATUS|
- I915_VBLANK_INTERRUPT_STATUS))
- {
- vblank++;
- drm_handle_vblank(dev, i915_get_plane(dev, 1));
- }
- I915_WRITE(I915REG_PIPEBSTAT, pipeb_stats);
- }
+ pipea_stats = I915_READ(I915REG_PIPEASTAT);
+ pipeb_stats = I915_READ(I915REG_PIPEBSTAT);
- if (dev_priv->sarea_priv)
- dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+ temp = I915_READ16(I915REG_INT_IDENTITY_R);
- I915_WRITE(I915REG_INT_IDENTITY_R, iir);
- (void) I915_READ(I915REG_INT_IDENTITY_R); /* Flush posted write */
+ temp &= (USER_INT_FLAG | VSYNC_PIPEA_FLAG | VSYNC_PIPEB_FLAG);
- if (iir & I915_USER_INTERRUPT) {
+ DRM_DEBUG("%s flag=%08x\n", __FUNCTION__, temp);
+
+ if (temp == 0)
+ return IRQ_NONE;
+
+ I915_WRITE16(I915REG_INT_IDENTITY_R, temp);
+ (void) I915_READ16(I915REG_INT_IDENTITY_R);
+ DRM_READMEMORYBARRIER();
+
+ dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+
+ if (temp & USER_INT_FLAG)
DRM_WAKEUP(&dev_priv->irq_queue);
- }
- if (vblank) {
+
+ if (temp & (VSYNC_PIPEA_FLAG | VSYNC_PIPEB_FLAG)) {
+ int vblank_pipe = dev_priv->vblank_pipe;
+
+ if ((vblank_pipe &
+ (DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B))
+ == (DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B)) {
+ if (temp & VSYNC_PIPEA_FLAG)
+ atomic_inc(&dev->vbl_received);
+ if (temp & VSYNC_PIPEB_FLAG)
+ atomic_inc(&dev->vbl_received2);
+ } else if (((temp & VSYNC_PIPEA_FLAG) &&
+ (vblank_pipe & DRM_I915_VBLANK_PIPE_A)) ||
+ ((temp & VSYNC_PIPEB_FLAG) &&
+ (vblank_pipe & DRM_I915_VBLANK_PIPE_B)))
+ atomic_inc(&dev->vbl_received);
+
+ DRM_WAKEUP(&dev->vbl_queue);
+ drm_vbl_send_signals(dev);
+
if (dev_priv->swaps_pending > 0)
drm_locked_tasklet(dev, i915_vblank_tasklet);
+ I915_WRITE(I915REG_PIPEASTAT,
+ pipea_stats|I915_VBLANK_INTERRUPT_ENABLE|
+ I915_VBLANK_CLEAR);
+ I915_WRITE(I915REG_PIPEBSTAT,
+ pipeb_stats|I915_VBLANK_INTERRUPT_ENABLE|
+ I915_VBLANK_CLEAR);
}
return IRQ_HANDLED;
}
-static int i915_emit_irq(struct drm_device *dev)
+static int i915_emit_irq(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
RING_LOCALS;
@@ -515,12 +336,42 @@ static int i915_wait_irq(struct drm_device * dev, int irq_nr)
READ_BREADCRUMB(dev_priv), (int)dev_priv->counter);
}
- if (dev_priv->sarea_priv)
- dev_priv->sarea_priv->last_dispatch =
- READ_BREADCRUMB(dev_priv);
+ dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
return ret;
}
+static int i915_driver_vblank_do_wait(struct drm_device *dev, unsigned int *sequence,
+ atomic_t *counter)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ unsigned int cur_vblank;
+ int ret = 0;
+
+ if (!dev_priv) {
+ DRM_ERROR("called with no initialization\n");
+ return -EINVAL;
+ }
+
+ DRM_WAIT_ON(ret, dev->vbl_queue, 3 * DRM_HZ,
+ (((cur_vblank = atomic_read(counter))
+ - *sequence) <= (1<<23)));
+
+ *sequence = cur_vblank;
+
+ return ret;
+}
+
+
+int i915_driver_vblank_wait(struct drm_device *dev, unsigned int *sequence)
+{
+ return i915_driver_vblank_do_wait(dev, sequence, &dev->vbl_received);
+}
+
+int i915_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence)
+{
+ return i915_driver_vblank_do_wait(dev, sequence, &dev->vbl_received2);
+}
+
/* Needs the lock as it touches the ring.
*/
int i915_irq_emit(struct drm_device *dev, void *data,
@@ -563,96 +414,18 @@ int i915_irq_wait(struct drm_device *dev, void *data,
return i915_wait_irq(dev, irqwait->irq_seq);
}
-int i915_enable_vblank(struct drm_device *dev, int plane)
-{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- int pipe = i915_get_pipe(dev, plane);
- u32 pipestat_reg = 0;
- u32 pipestat;
-
- switch (pipe) {
- case 0:
- pipestat_reg = I915REG_PIPEASTAT;
- dev_priv->irq_enable_reg |= I915_DISPLAY_PIPE_A_EVENT_INTERRUPT;
- break;
- case 1:
- pipestat_reg = I915REG_PIPEBSTAT;
- dev_priv->irq_enable_reg |= I915_DISPLAY_PIPE_B_EVENT_INTERRUPT;
- break;
- default:
- DRM_ERROR("tried to enable vblank on non-existent pipe %d\n",
- pipe);
- break;
- }
-
- if (pipestat_reg)
- {
- pipestat = I915_READ (pipestat_reg);
- /*
- * Older chips didn't have the start vblank interrupt,
- * but
- */
- if (IS_I965G (dev))
- pipestat |= I915_START_VBLANK_INTERRUPT_ENABLE;
- else
- pipestat |= I915_VBLANK_INTERRUPT_ENABLE;
- /*
- * Clear any pending status
- */
- pipestat |= (I915_START_VBLANK_INTERRUPT_STATUS |
- I915_VBLANK_INTERRUPT_STATUS);
- I915_WRITE(pipestat_reg, pipestat);
- }
- I915_WRITE(I915REG_INT_ENABLE_R, dev_priv->irq_enable_reg);
-
- return 0;
-}
-
-void i915_disable_vblank(struct drm_device *dev, int plane)
-{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- int pipe = i915_get_pipe(dev, plane);
- u32 pipestat_reg = 0;
- u32 pipestat;
-
- switch (pipe) {
- case 0:
- pipestat_reg = I915REG_PIPEASTAT;
- dev_priv->irq_enable_reg &= ~I915_DISPLAY_PIPE_A_EVENT_INTERRUPT;
- break;
- case 1:
- pipestat_reg = I915REG_PIPEBSTAT;
- dev_priv->irq_enable_reg &= ~I915_DISPLAY_PIPE_B_EVENT_INTERRUPT;
- break;
- default:
- DRM_ERROR("tried to disable vblank on non-existent pipe %d\n",
- pipe);
- break;
- }
-
- I915_WRITE(I915REG_INT_ENABLE_R, dev_priv->irq_enable_reg);
- if (pipestat_reg)
- {
- pipestat = I915_READ (pipestat_reg);
- pipestat &= ~(I915_START_VBLANK_INTERRUPT_ENABLE |
- I915_VBLANK_INTERRUPT_ENABLE);
- /*
- * Clear any pending status
- */
- pipestat |= (I915_START_VBLANK_INTERRUPT_STATUS |
- I915_VBLANK_INTERRUPT_STATUS);
- I915_WRITE(pipestat_reg, pipestat);
- }
-}
-
static void i915_enable_interrupt (struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ u16 flag;
- dev_priv->irq_enable_reg |= I915_USER_INTERRUPT;
+ flag = 0;
+ if (dev_priv->vblank_pipe & DRM_I915_VBLANK_PIPE_A)
+ flag |= VSYNC_PIPEA_FLAG;
+ if (dev_priv->vblank_pipe & DRM_I915_VBLANK_PIPE_B)
+ flag |= VSYNC_PIPEB_FLAG;
- I915_WRITE(I915REG_INT_ENABLE_R, dev_priv->irq_enable_reg);
- dev_priv->irq_enabled = 1;
+ I915_WRITE16(I915REG_INT_ENABLE_R, USER_INT_FLAG | flag);
}
/* Set the vblank monitor pipe
@@ -675,6 +448,8 @@ int i915_vblank_pipe_set(struct drm_device *dev, void *data,
dev_priv->vblank_pipe = pipe->pipe;
+ i915_enable_interrupt (dev);
+
return 0;
}
@@ -692,9 +467,9 @@ int i915_vblank_pipe_get(struct drm_device *dev, void *data,
flag = I915_READ(I915REG_INT_ENABLE_R);
pipe->pipe = 0;
- if (flag & I915_DISPLAY_PIPE_A_EVENT_INTERRUPT)
+ if (flag & VSYNC_PIPEA_FLAG)
pipe->pipe |= DRM_I915_VBLANK_PIPE_A;
- if (flag & I915_DISPLAY_PIPE_B_EVENT_INTERRUPT)
+ if (flag & VSYNC_PIPEB_FLAG)
pipe->pipe |= DRM_I915_VBLANK_PIPE_B;
return 0;
@@ -709,30 +484,27 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
drm_i915_private_t *dev_priv = dev->dev_private;
drm_i915_vblank_swap_t *swap = data;
drm_i915_vbl_swap_t *vbl_swap;
- unsigned int pipe, seqtype, curseq, plane;
+ unsigned int pipe, seqtype, curseq;
unsigned long irqflags;
struct list_head *list;
- int ret;
if (!dev_priv) {
DRM_ERROR("%s called with no initialization\n", __func__);
return -EINVAL;
}
- if (!dev_priv->sarea_priv || dev_priv->sarea_priv->rotation) {
+ if (dev_priv->sarea_priv->rotation) {
DRM_DEBUG("Rotation not supported\n");
return -EINVAL;
}
if (swap->seqtype & ~(_DRM_VBLANK_RELATIVE | _DRM_VBLANK_ABSOLUTE |
- _DRM_VBLANK_SECONDARY | _DRM_VBLANK_NEXTONMISS |
- _DRM_VBLANK_FLIP)) {
+ _DRM_VBLANK_SECONDARY | _DRM_VBLANK_NEXTONMISS)) {
DRM_ERROR("Invalid sequence type 0x%x\n", swap->seqtype);
return -EINVAL;
}
- plane = (swap->seqtype & _DRM_VBLANK_SECONDARY) ? 1 : 0;
- pipe = i915_get_pipe(dev, plane);
+ pipe = (swap->seqtype & _DRM_VBLANK_SECONDARY) ? 1 : 0;
seqtype = swap->seqtype & (_DRM_VBLANK_RELATIVE | _DRM_VBLANK_ABSOLUTE);
@@ -743,11 +515,6 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
spin_lock_irqsave(&dev->drw_lock, irqflags);
- /* It makes no sense to schedule a swap for a drawable that doesn't have
- * valid information at this point. E.g. this could mean that the X
- * server is too old to push drawable information to the DRM, in which
- * case all such swaps would become ineffective.
- */
if (!drm_get_drawable_info(dev, swap->drawable)) {
spin_unlock_irqrestore(&dev->drw_lock, irqflags);
DRM_DEBUG("Invalid drawable ID %d\n", swap->drawable);
@@ -756,8 +523,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
spin_unlock_irqrestore(&dev->drw_lock, irqflags);
- drm_update_vblank_count(dev, pipe);
- curseq = drm_vblank_count(dev, pipe);
+ curseq = atomic_read(pipe ? &dev->vbl_received2 : &dev->vbl_received);
if (seqtype == _DRM_VBLANK_RELATIVE)
swap->sequence += curseq;
@@ -771,43 +537,14 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
}
}
- if (swap->seqtype & _DRM_VBLANK_FLIP) {
- swap->sequence--;
-
- if ((curseq - swap->sequence) <= (1<<23)) {
- struct drm_drawable_info *drw;
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- spin_lock_irqsave(&dev->drw_lock, irqflags);
-
- drw = drm_get_drawable_info(dev, swap->drawable);
-
- if (!drw) {
- spin_unlock_irqrestore(&dev->drw_lock,
- irqflags);
- DRM_DEBUG("Invalid drawable ID %d\n",
- swap->drawable);
- return -EINVAL;
- }
-
- i915_dispatch_vsync_flip(dev, drw, plane);
-
- spin_unlock_irqrestore(&dev->drw_lock, irqflags);
-
- return 0;
- }
- }
-
spin_lock_irqsave(&dev_priv->swaps_lock, irqflags);
list_for_each(list, &dev_priv->vbl_swaps.head) {
vbl_swap = list_entry(list, drm_i915_vbl_swap_t, head);
if (vbl_swap->drw_id == swap->drawable &&
- vbl_swap->plane == plane &&
+ vbl_swap->pipe == pipe &&
vbl_swap->sequence == swap->sequence) {
- vbl_swap->flip = (swap->seqtype & _DRM_VBLANK_FLIP);
spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags);
DRM_DEBUG("Already scheduled\n");
return 0;
@@ -830,19 +567,9 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
DRM_DEBUG("\n");
- ret = drm_vblank_get(dev, pipe);
- if (ret) {
- drm_free(vbl_swap, sizeof(*vbl_swap), DRM_MEM_DRIVER);
- return ret;
- }
-
vbl_swap->drw_id = swap->drawable;
- vbl_swap->plane = plane;
+ vbl_swap->pipe = pipe;
vbl_swap->sequence = swap->sequence;
- vbl_swap->flip = (swap->seqtype & _DRM_VBLANK_FLIP);
-
- if (vbl_swap->flip)
- swap->sequence++;
spin_lock_irqsave(&dev_priv->swaps_lock, irqflags);
@@ -860,57 +587,37 @@ void i915_driver_irq_preinstall(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- I915_WRITE16(I915REG_HWSTAM, 0xeffe);
+ I915_WRITE16(I915REG_HWSTAM, 0xfffe);
I915_WRITE16(I915REG_INT_MASK_R, 0x0);
I915_WRITE16(I915REG_INT_ENABLE_R, 0x0);
}
-int i915_driver_irq_postinstall(struct drm_device * dev)
+void i915_driver_irq_postinstall(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- int ret, num_pipes = 2;
spin_lock_init(&dev_priv->swaps_lock);
INIT_LIST_HEAD(&dev_priv->vbl_swaps.head);
dev_priv->swaps_pending = 0;
- dev_priv->user_irq_refcount = 0;
- dev_priv->irq_enable_reg = 0;
-
- ret = drm_vblank_init(dev, num_pipes);
- if (ret)
- return ret;
-
- dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
-
+ if (!dev_priv->vblank_pipe)
+ dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A;
i915_enable_interrupt(dev);
DRM_INIT_WAITQUEUE(&dev_priv->irq_queue);
-
- /*
- * Initialize the hardware status page IRQ location.
- */
-
- I915_WRITE(I915REG_INSTPM, (1 << 5) | (1 << 21));
- return 0;
}
void i915_driver_irq_uninstall(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- u32 temp;
+ u16 temp;
if (!dev_priv)
return;
- dev_priv->irq_enabled = 0;
- I915_WRITE(I915REG_HWSTAM, 0xffffffff);
- I915_WRITE(I915REG_INT_MASK_R, 0xffffffff);
- I915_WRITE(I915REG_INT_ENABLE_R, 0x0);
-
- temp = I915_READ(I915REG_PIPEASTAT);
- I915_WRITE(I915REG_PIPEASTAT, temp);
- temp = I915_READ(I915REG_PIPEBSTAT);
- I915_WRITE(I915REG_PIPEBSTAT, temp);
- temp = I915_READ(I915REG_INT_IDENTITY_R);
- I915_WRITE(I915REG_INT_IDENTITY_R, temp);
+ I915_WRITE16(I915REG_HWSTAM, 0xffff);
+ I915_WRITE16(I915REG_INT_MASK_R, 0xffff);
+ I915_WRITE16(I915REG_INT_ENABLE_R, 0x0);
+
+ temp = I915_READ16(I915REG_INT_IDENTITY_R);
+ I915_WRITE16(I915REG_INT_IDENTITY_R, temp);
}
diff --git a/drivers/char/drm/mga_drv.c b/drivers/char/drm/mga_drv.c
index 6b3790939e7..5572939fc7d 100644
--- a/drivers/char/drm/mga_drv.c
+++ b/drivers/char/drm/mga_drv.c
@@ -45,16 +45,15 @@ static struct pci_device_id pciidlist[] = {
static struct drm_driver driver = {
.driver_features =
DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
- DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
+ DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED |
+ DRIVER_IRQ_VBL,
.dev_priv_size = sizeof(drm_mga_buf_priv_t),
.load = mga_driver_load,
.unload = mga_driver_unload,
.lastclose = mga_driver_lastclose,
.dma_quiescent = mga_driver_dma_quiescent,
.device_is_agp = mga_driver_device_is_agp,
- .get_vblank_counter = mga_get_vblank_counter,
- .enable_vblank = mga_enable_vblank,
- .disable_vblank = mga_disable_vblank,
+ .vblank_wait = mga_driver_vblank_wait,
.irq_preinstall = mga_driver_irq_preinstall,
.irq_postinstall = mga_driver_irq_postinstall,
.irq_uninstall = mga_driver_irq_uninstall,
diff --git a/drivers/char/drm/mga_drv.h b/drivers/char/drm/mga_drv.h
index 8f7291f3636..f6ebd24bd58 100644
--- a/drivers/char/drm/mga_drv.h
+++ b/drivers/char/drm/mga_drv.h
@@ -120,7 +120,6 @@ typedef struct drm_mga_private {
u32 clear_cmd;
u32 maccess;
- atomic_t vbl_received; /**< Number of vblanks received. */
wait_queue_head_t fence_queue;
atomic_t last_fence_retired;
u32 next_fence_to_post;
@@ -182,14 +181,11 @@ extern int mga_warp_install_microcode(drm_mga_private_t * dev_priv);
extern int mga_warp_init(drm_mga_private_t * dev_priv);
/* mga_irq.c */
-extern int mga_enable_vblank(struct drm_device *dev, int crtc);
-extern void mga_disable_vblank(struct drm_device *dev, int crtc);
-extern u32 mga_get_vblank_counter(struct drm_device *dev, int crtc);
extern int mga_driver_fence_wait(struct drm_device * dev, unsigned int *sequence);
extern int mga_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence);
extern irqreturn_t mga_driver_irq_handler(DRM_IRQ_ARGS);
extern void mga_driver_irq_preinstall(struct drm_device * dev);
-extern int mga_driver_irq_postinstall(struct drm_device * dev);
+extern void mga_driver_irq_postinstall(struct drm_device * dev);
extern void mga_driver_irq_uninstall(struct drm_device * dev);
extern long mga_compat_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg);
diff --git a/drivers/char/drm/mga_irq.c b/drivers/char/drm/mga_irq.c
index 06852fb4b27..9302cb8f0f8 100644
--- a/drivers/char/drm/mga_irq.c
+++ b/drivers/char/drm/mga_irq.c
@@ -35,20 +35,6 @@
#include "mga_drm.h"
#include "mga_drv.h"
-u32 mga_get_vblank_counter(struct drm_device *dev, int crtc)
-{
- const drm_mga_private_t *const dev_priv =
- (drm_mga_private_t *) dev->dev_private;
-
- if (crtc != 0) {
- return 0;
- }
-
-
- return atomic_read(&dev_priv->vbl_received);
-}
-
-
irqreturn_t mga_driver_irq_handler(DRM_IRQ_ARGS)
{
struct drm_device *dev = (struct drm_device *) arg;
@@ -61,8 +47,9 @@ irqreturn_t mga_driver_irq_handler(DRM_IRQ_ARGS)
/* VBLANK interrupt */
if (status & MGA_VLINEPEN) {
MGA_WRITE(MGA_ICLEAR, MGA_VLINEICLR);
- atomic_inc(&dev_priv->vbl_received);
- drm_handle_vblank(dev, 0);
+ atomic_inc(&dev->vbl_received);
+ DRM_WAKEUP(&dev->vbl_queue);
+ drm_vbl_send_signals(dev);
handled = 1;
}
@@ -91,34 +78,22 @@ irqreturn_t mga_driver_irq_handler(DRM_IRQ_ARGS)
return IRQ_NONE;
}
-int mga_enable_vblank(struct drm_device *dev, int crtc)
+int mga_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence)
{
- drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private;
-
- if (crtc != 0) {
- DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
- crtc);
- return 0;
- }
-
- MGA_WRITE(MGA_IEN, MGA_VLINEIEN | MGA_SOFTRAPEN);
- return 0;
-}
+ unsigned int cur_vblank;
+ int ret = 0;
+ /* Assume that the user has missed the current sequence number
+ * by about a day rather than she wants to wait for years
+ * using vertical blanks...
+ */
+ DRM_WAIT_ON(ret, dev->vbl_queue, 3 * DRM_HZ,
+ (((cur_vblank = atomic_read(&dev->vbl_received))
+ - *sequence) <= (1 << 23)));
-void mga_disable_vblank(struct drm_device *dev, int crtc)
-{
- if (crtc != 0) {
- DRM_ERROR("tried to disable vblank on non-existent crtc %d\n",
- crtc);
- }
+ *sequence = cur_vblank;
- /* Do *NOT* disable the vertical refresh interrupt. MGA doesn't have
- * a nice hardware counter that tracks the number of refreshes when
- * the interrupt is disabled, and the kernel doesn't know the refresh
- * rate to calculate an estimate.
- */
- /* MGA_WRITE(MGA_IEN, MGA_VLINEIEN | MGA_SOFTRAPEN); */
+ return ret;
}
int mga_driver_fence_wait(struct drm_device * dev, unsigned int *sequence)
@@ -150,22 +125,14 @@ void mga_driver_irq_preinstall(struct drm_device * dev)
MGA_WRITE(MGA_ICLEAR, ~0);
}
-int mga_driver_irq_postinstall(struct drm_device * dev)
+void mga_driver_irq_postinstall(struct drm_device * dev)
{
drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private;
- int ret;
-
- ret = drm_vblank_init(dev, 1);
- if (ret)
- return ret;
DRM_INIT_WAITQUEUE(&dev_priv->fence_queue);
- /* Turn on soft trap interrupt. Vertical blank interrupts are enabled
- * in mga_enable_vblank.
- */
- MGA_WRITE(MGA_IEN, MGA_SOFTRAPEN);
- return 0;
+ /* Turn on vertical blank interrupt and soft trap interrupt. */
+ MGA_WRITE(MGA_IEN, MGA_VLINEIEN | MGA_SOFTRAPEN);
}
void mga_driver_irq_uninstall(struct drm_device * dev)
diff --git a/drivers/char/drm/r128_drv.c b/drivers/char/drm/r128_drv.c
index 2888aa01ebc..6108e7587e1 100644
--- a/drivers/char/drm/r128_drv.c
+++ b/drivers/char/drm/r128_drv.c
@@ -43,13 +43,12 @@ static struct pci_device_id pciidlist[] = {
static struct drm_driver driver = {
.driver_features =
DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
- DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
+ DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED |
+ DRIVER_IRQ_VBL,
.dev_priv_size = sizeof(drm_r128_buf_priv_t),
.preclose = r128_driver_preclose,
.lastclose = r128_driver_lastclose,
- .get_vblank_counter = r128_get_vblank_counter,
- .enable_vblank = r128_enable_vblank,
- .disable_vblank = r128_disable_vblank,
+ .vblank_wait = r128_driver_vblank_wait,
.irq_preinstall = r128_driver_irq_preinstall,
.irq_postinstall = r128_driver_irq_postinstall,
.irq_uninstall = r128_driver_irq_uninstall,
diff --git a/drivers/char/drm/r128_drv.h b/drivers/char/drm/r128_drv.h
index 80af9e09e75..011105e51ac 100644
--- a/drivers/char/drm/r128_drv.h
+++ b/drivers/char/drm/r128_drv.h
@@ -97,8 +97,6 @@ typedef struct drm_r128_private {
u32 crtc_offset;
u32 crtc_offset_cntl;
- atomic_t vbl_received;
-
u32 color_fmt;
unsigned int front_offset;
unsigned int front_pitch;
@@ -151,12 +149,11 @@ extern int r128_wait_ring(drm_r128_private_t * dev_priv, int n);
extern int r128_do_cce_idle(drm_r128_private_t * dev_priv);
extern int r128_do_cleanup_cce(struct drm_device * dev);
-extern int r128_enable_vblank(struct drm_device *dev, int crtc);
-extern void r128_disable_vblank(struct drm_device *dev, int crtc);
-extern u32 r128_get_vblank_counter(struct drm_device *dev, int crtc);
+extern int r128_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence);
+
extern irqreturn_t r128_driver_irq_handler(DRM_IRQ_ARGS);
extern void r128_driver_irq_preinstall(struct drm_device * dev);
-extern int r128_driver_irq_postinstall(struct drm_device * dev);
+extern void r128_driver_irq_postinstall(struct drm_device * dev);
extern void r128_driver_irq_uninstall(struct drm_device * dev);
extern void r128_driver_lastclose(struct drm_device * dev);
extern void r128_driver_preclose(struct drm_device * dev,
diff --git a/drivers/char/drm/r128_irq.c b/drivers/char/drm/r128_irq.c
index 5b95bd898f9..c76fdca7662 100644
--- a/drivers/char/drm/r128_irq.c
+++ b/drivers/char/drm/r128_irq.c
@@ -35,16 +35,6 @@
#include "r128_drm.h"
#include "r128_drv.h"
-u32 r128_get_vblank_counter(struct drm_device *dev, int crtc)
-{
- const drm_r128_private_t *dev_priv = dev->dev_private;
-
- if (crtc != 0)
- return 0;
-
- return atomic_read(&dev_priv->vbl_received);
-}
-
irqreturn_t r128_driver_irq_handler(DRM_IRQ_ARGS)
{
struct drm_device *dev = (struct drm_device *) arg;
@@ -56,38 +46,30 @@ irqreturn_t r128_driver_irq_handler(DRM_IRQ_ARGS)
/* VBLANK interrupt */
if (status & R128_CRTC_VBLANK_INT) {
R128_WRITE(R128_GEN_INT_STATUS, R128_CRTC_VBLANK_INT_AK);
- atomic_inc(&dev_priv->vbl_received);
- drm_handle_vblank(dev, 0);
+ atomic_inc(&dev->vbl_received);
+ DRM_WAKEUP(&dev->vbl_queue);
+ drm_vbl_send_signals(dev);
return IRQ_HANDLED;
}
return IRQ_NONE;
}
-int r128_enable_vblank(struct drm_device *dev, int crtc)
+int r128_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence)
{
- drm_r128_private_t *dev_priv = dev->dev_private;
-
- if (crtc != 0) {
- DRM_ERROR("%s: bad crtc %d\n", __FUNCTION__, crtc);
- return -EINVAL;
- }
+ unsigned int cur_vblank;
+ int ret = 0;
- R128_WRITE(R128_GEN_INT_CNTL, R128_CRTC_VBLANK_INT_EN);
- return 0;
-}
+ /* Assume that the user has missed the current sequence number
+ * by about a day rather than she wants to wait for years
+ * using vertical blanks...
+ */
+ DRM_WAIT_ON(ret, dev->vbl_queue, 3 * DRM_HZ,
+ (((cur_vblank = atomic_read(&dev->vbl_received))
+ - *sequence) <= (1 << 23)));
-void r128_disable_vblank(struct drm_device *dev, int crtc)
-{
- if (crtc != 0)
- DRM_ERROR("%s: bad crtc %d\n", __FUNCTION__, crtc);
+ *sequence = cur_vblank;
- /*
- * FIXME: implement proper interrupt disable by using the vblank
- * counter register (if available)
- *
- * R128_WRITE(R128_GEN_INT_CNTL,
- * R128_READ(R128_GEN_INT_CNTL) & ~R128_CRTC_VBLANK_INT_EN);
- */
+ return ret;
}
void r128_driver_irq_preinstall(struct drm_device * dev)
@@ -100,9 +82,12 @@ void r128_driver_irq_preinstall(struct drm_device * dev)
R128_WRITE(R128_GEN_INT_STATUS, R128_CRTC_VBLANK_INT_AK);
}
-int r128_driver_irq_postinstall(struct drm_device * dev)
+void r128_driver_irq_postinstall(struct drm_device * dev)
{
- return drm_vblank_init(dev, 1);
+ drm_r128_private_t *dev_priv = (drm_r128_private_t *) dev->dev_private;
+
+ /* Turn on VBL interrupt */
+ R128_WRITE(R128_GEN_INT_CNTL, R128_CRTC_VBLANK_INT_EN);
}
void r128_driver_irq_uninstall(struct drm_device * dev)
diff --git a/drivers/char/drm/radeon_drv.c b/drivers/char/drm/radeon_drv.c
index a2610319624..349ac3d3b84 100644
--- a/drivers/char/drm/radeon_drv.c
+++ b/drivers/char/drm/radeon_drv.c
@@ -59,7 +59,8 @@ static struct pci_device_id pciidlist[] = {
static struct drm_driver driver = {
.driver_features =
DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
- DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
+ DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED |
+ DRIVER_IRQ_VBL | DRIVER_IRQ_VBL2,
.dev_priv_size = sizeof(drm_radeon_buf_priv_t),
.load = radeon_driver_load,
.firstopen = radeon_driver_firstopen,
@@ -68,9 +69,8 @@ static struct drm_driver driver = {
.postclose = radeon_driver_postclose,
.lastclose = radeon_driver_lastclose,
.unload = radeon_driver_unload,
- .get_vblank_counter = radeon_get_vblank_counter,
- .enable_vblank = radeon_enable_vblank,
- .disable_vblank = radeon_disable_vblank,
+ .vblank_wait = radeon_driver_vblank_wait,
+ .vblank_wait2 = radeon_driver_vblank_wait2,
.dri_library_name = dri_library_name,
.irq_preinstall = radeon_driver_irq_preinstall,
.irq_postinstall = radeon_driver_irq_postinstall,
diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index b791420bd3d..173ae620223 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -304,9 +304,6 @@ typedef struct drm_radeon_private {
u32 scratch_ages[5];
- unsigned int crtc_last_cnt;
- unsigned int crtc2_last_cnt;
-
/* starting from here on, data is preserved accross an open */
uint32_t flags; /* see radeon_chip_flags */
unsigned long fb_aper_offset;
@@ -377,13 +374,13 @@ extern int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *
extern int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern void radeon_do_release(struct drm_device * dev);
-extern u32 radeon_get_vblank_counter(struct drm_device *dev, int crtc);
-extern int radeon_enable_vblank(struct drm_device *dev, int crtc);
-extern void radeon_disable_vblank(struct drm_device *dev, int crtc);
-extern void radeon_do_release(struct drm_device * dev);
+extern int radeon_driver_vblank_wait(struct drm_device * dev,
+ unsigned int *sequence);
+extern int radeon_driver_vblank_wait2(struct drm_device * dev,
+ unsigned int *sequence);
extern irqreturn_t radeon_driver_irq_handler(DRM_IRQ_ARGS);
extern void radeon_driver_irq_preinstall(struct drm_device * dev);
-extern int radeon_driver_irq_postinstall(struct drm_device * dev);
+extern void radeon_driver_irq_postinstall(struct drm_device * dev);
extern void radeon_driver_irq_uninstall(struct drm_device * dev);
extern int radeon_vblank_crtc_get(struct drm_device *dev);
extern int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value);
@@ -561,12 +558,6 @@ extern int r300_do_cp_cmdbuf(struct drm_device * dev,
? DRM_READ32( dev_priv->ring_rptr, RADEON_SCRATCHOFF(x) ) \
: RADEON_READ( RADEON_SCRATCH_REG0 + 4*(x) ) )
-#define RADEON_CRTC_CRNT_FRAME 0x0214
-#define RADEON_CRTC2_CRNT_FRAME 0x0314
-
-#define RADEON_CRTC_STATUS 0x005c
-#define RADEON_CRTC2_STATUS 0x03fc
-
#define RADEON_GEN_INT_CNTL 0x0040
# define RADEON_CRTC_VBLANK_MASK (1 << 0)
# define RADEON_CRTC2_VBLANK_MASK (1 << 9)
diff --git a/drivers/char/drm/radeon_irq.c b/drivers/char/drm/radeon_irq.c
index 507d6b747a1..009af3814b6 100644
--- a/drivers/char/drm/radeon_irq.c
+++ b/drivers/char/drm/radeon_irq.c
@@ -35,61 +35,12 @@
#include "radeon_drm.h"
#include "radeon_drv.h"
-static void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state)
+static __inline__ u32 radeon_acknowledge_irqs(drm_radeon_private_t * dev_priv,
+ u32 mask)
{
- drm_radeon_private_t *dev_priv = dev->dev_private;
-
- if (state)
- dev_priv->irq_enable_reg |= mask;
- else
- dev_priv->irq_enable_reg &= ~mask;
-
- RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
-}
-
-int radeon_enable_vblank(struct drm_device *dev, int crtc)
-{
- switch (crtc) {
- case 0:
- radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 1);
- break;
- case 1:
- radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 1);
- break;
- default:
- DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
- crtc);
- return EINVAL;
- }
-
- return 0;
-}
-
-void radeon_disable_vblank(struct drm_device *dev, int crtc)
-{
- switch (crtc) {
- case 0:
- radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 0);
- break;
- case 1:
- radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 0);
- break;
- default:
- DRM_ERROR("tried to enable vblank on non-existent crtc %d\n",
- crtc);
- break;
- }
-}
-
-static __inline__ u32 radeon_acknowledge_irqs(drm_radeon_private_t * dev_priv)
-{
- u32 irqs = RADEON_READ(RADEON_GEN_INT_STATUS) &
- (RADEON_SW_INT_TEST | RADEON_CRTC_VBLANK_STAT |
- RADEON_CRTC2_VBLANK_STAT);
-
+ u32 irqs = RADEON_READ(RADEON_GEN_INT_STATUS) & mask;
if (irqs)
RADEON_WRITE(RADEON_GEN_INT_STATUS, irqs);
-
return irqs;
}
@@ -121,21 +72,39 @@ irqreturn_t radeon_driver_irq_handler(DRM_IRQ_ARGS)
/* Only consider the bits we're interested in - others could be used
* outside the DRM
*/
- stat = radeon_acknowledge_irqs(dev_priv);
+ stat = radeon_acknowledge_irqs(dev_priv, (RADEON_SW_INT_TEST_ACK |
+ RADEON_CRTC_VBLANK_STAT |
+ RADEON_CRTC2_VBLANK_STAT));
if (!stat)
return IRQ_NONE;
stat &= dev_priv->irq_enable_reg;
/* SW interrupt */
- if (stat & RADEON_SW_INT_TEST)
+ if (stat & RADEON_SW_INT_TEST) {
DRM_WAKEUP(&dev_priv->swi_queue);
+ }
/* VBLANK interrupt */
- if (stat & RADEON_CRTC_VBLANK_STAT)
- drm_handle_vblank(dev, 0);
- if (stat & RADEON_CRTC2_VBLANK_STAT)
- drm_handle_vblank(dev, 1);
+ if (stat & (RADEON_CRTC_VBLANK_STAT|RADEON_CRTC2_VBLANK_STAT)) {
+ int vblank_crtc = dev_priv->vblank_crtc;
+
+ if ((vblank_crtc &
+ (DRM_RADEON_VBLANK_CRTC1 | DRM_RADEON_VBLANK_CRTC2)) ==
+ (DRM_RADEON_VBLANK_CRTC1 | DRM_RADEON_VBLANK_CRTC2)) {
+ if (stat & RADEON_CRTC_VBLANK_STAT)
+ atomic_inc(&dev->vbl_received);
+ if (stat & RADEON_CRTC2_VBLANK_STAT)
+ atomic_inc(&dev->vbl_received2);
+ } else if (((stat & RADEON_CRTC_VBLANK_STAT) &&
+ (vblank_crtc & DRM_RADEON_VBLANK_CRTC1)) ||
+ ((stat & RADEON_CRTC2_VBLANK_STAT) &&
+ (vblank_crtc & DRM_RADEON_VBLANK_CRTC2)))
+ atomic_inc(&dev->vbl_received);
+
+ DRM_WAKEUP(&dev->vbl_queue);
+ drm_vbl_send_signals(dev);
+ }
return IRQ_HANDLED;
}
@@ -175,27 +144,54 @@ static int radeon_wait_irq(struct drm_device * dev, int swi_nr)
return ret;
}
-u32 radeon_get_vblank_counter(struct drm_device *dev, int crtc)
+static int radeon_driver_vblank_do_wait(struct drm_device * dev,
+ unsigned int *sequence, int crtc)
{
- drm_radeon_private_t *dev_priv = dev->dev_private;
- u32 crtc_cnt_reg, crtc_status_reg;
-
+ drm_radeon_private_t *dev_priv =
+ (drm_radeon_private_t *) dev->dev_private;
+ unsigned int cur_vblank;
+ int ret = 0;
+ int ack = 0;
+ atomic_t *counter;
if (!dev_priv) {
DRM_ERROR("called with no initialization\n");
return -EINVAL;
}
- if (crtc == 0) {
- crtc_cnt_reg = RADEON_CRTC_CRNT_FRAME;
- crtc_status_reg = RADEON_CRTC_STATUS;
- } else if (crtc == 1) {
- crtc_cnt_reg = RADEON_CRTC2_CRNT_FRAME;
- crtc_status_reg = RADEON_CRTC2_STATUS;
- } else {
+ if (crtc == DRM_RADEON_VBLANK_CRTC1) {
+ counter = &dev->vbl_received;
+ ack |= RADEON_CRTC_VBLANK_STAT;
+ } else if (crtc == DRM_RADEON_VBLANK_CRTC2) {
+ counter = &dev->vbl_received2;
+ ack |= RADEON_CRTC2_VBLANK_STAT;
+ } else
return -EINVAL;
- }
- return RADEON_READ(crtc_cnt_reg) + (RADEON_READ(crtc_status_reg) & 1);
+ radeon_acknowledge_irqs(dev_priv, ack);
+
+ dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
+
+ /* Assume that the user has missed the current sequence number
+ * by about a day rather than she wants to wait for years
+ * using vertical blanks...
+ */
+ DRM_WAIT_ON(ret, dev->vbl_queue, 3 * DRM_HZ,
+ (((cur_vblank = atomic_read(counter))
+ - *sequence) <= (1 << 23)));
+
+ *sequence = cur_vblank;
+
+ return ret;
+}
+
+int radeon_driver_vblank_wait(struct drm_device *dev, unsigned int *sequence)
+{
+ return radeon_driver_vblank_do_wait(dev, sequence, DRM_RADEON_VBLANK_CRTC1);
+}
+
+int radeon_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence)
+{
+ return radeon_driver_vblank_do_wait(dev, sequence, DRM_RADEON_VBLANK_CRTC2);
}
/* Needs the lock as it touches the ring.
@@ -238,6 +234,21 @@ int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_pr
return radeon_wait_irq(dev, irqwait->irq_seq);
}
+static void radeon_enable_interrupt(struct drm_device *dev)
+{
+ drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private;
+
+ dev_priv->irq_enable_reg = RADEON_SW_INT_ENABLE;
+ if (dev_priv->vblank_crtc & DRM_RADEON_VBLANK_CRTC1)
+ dev_priv->irq_enable_reg |= RADEON_CRTC_VBLANK_MASK;
+
+ if (dev_priv->vblank_crtc & DRM_RADEON_VBLANK_CRTC2)
+ dev_priv->irq_enable_reg |= RADEON_CRTC2_VBLANK_MASK;
+
+ RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
+ dev_priv->irq_enabled = 1;
+}
+
/* drm_dma.h hooks
*/
void radeon_driver_irq_preinstall(struct drm_device * dev)
@@ -249,27 +260,20 @@ void radeon_driver_irq_preinstall(struct drm_device * dev)
RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
/* Clear bits if they're already high */
- radeon_acknowledge_irqs(dev_priv);
+ radeon_acknowledge_irqs(dev_priv, (RADEON_SW_INT_TEST_ACK |
+ RADEON_CRTC_VBLANK_STAT |
+ RADEON_CRTC2_VBLANK_STAT));
}
-int radeon_driver_irq_postinstall(struct drm_device * dev)
+void radeon_driver_irq_postinstall(struct drm_device * dev)
{
drm_radeon_private_t *dev_priv =
(drm_radeon_private_t *) dev->dev_private;
- int ret;
atomic_set(&dev_priv->swi_emitted, 0);
DRM_INIT_WAITQUEUE(&dev_priv->swi_queue);
- ret = drm_vblank_init(dev, 2);
- if (ret)
- return ret;
-
- dev->max_vblank_count = 0x001fffff;
-
- radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1);
-
- return 0;
+ radeon_enable_interrupt(dev);
}
void radeon_driver_irq_uninstall(struct drm_device * dev)
@@ -311,5 +315,6 @@ int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value)
return -EINVAL;
}
dev_priv->vblank_crtc = (unsigned int)value;
+ radeon_enable_interrupt(dev);
return 0;
}
diff --git a/drivers/char/drm/via_drv.c b/drivers/char/drm/via_drv.c
index 37870a4a3dc..80c01cdfa37 100644
--- a/drivers/char/drm/via_drv.c
+++ b/drivers/char/drm/via_drv.c
@@ -40,13 +40,11 @@ static struct pci_device_id pciidlist[] = {
static struct drm_driver driver = {
.driver_features =
DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_IRQ |
- DRIVER_IRQ_SHARED,
+ DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL,
.load = via_driver_load,
.unload = via_driver_unload,
.context_dtor = via_final_context,
- .get_vblank_counter = via_get_vblank_counter,
- .enable_vblank = via_enable_vblank,
- .disable_vblank = via_disable_vblank,
+ .vblank_wait = via_driver_vblank_wait,
.irq_preinstall = via_driver_irq_preinstall,
.irq_postinstall = via_driver_irq_postinstall,
.irq_uninstall = via_driver_irq_uninstall,
diff --git a/drivers/char/drm/via_drv.h b/drivers/char/drm/via_drv.h
index fe67030e39a..2daae81874c 100644
--- a/drivers/char/drm/via_drv.h
+++ b/drivers/char/drm/via_drv.h
@@ -75,7 +75,6 @@ typedef struct drm_via_private {
struct timeval last_vblank;
int last_vblank_valid;
unsigned usec_per_vblank;
- atomic_t vbl_received;
drm_via_state_t hc_state;
char pci_buf[VIA_PCI_BUF_SIZE];
const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE];
@@ -131,13 +130,11 @@ extern int via_init_context(struct drm_device * dev, int context);
extern int via_final_context(struct drm_device * dev, int context);
extern int via_do_cleanup_map(struct drm_device * dev);
-extern u32 via_get_vblank_counter(struct drm_device *dev, int crtc);
-extern int via_enable_vblank(struct drm_device *dev, int crtc);
-extern void via_disable_vblank(struct drm_device *dev, int crtc);
+extern int via_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence);
extern irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS);
extern void via_driver_irq_preinstall(struct drm_device * dev);
-extern int via_driver_irq_postinstall(struct drm_device * dev);
+extern void via_driver_irq_postinstall(struct drm_device * dev);
extern void via_driver_irq_uninstall(struct drm_device * dev);
extern int via_dma_cleanup(struct drm_device * dev);
diff --git a/drivers/char/drm/via_irq.c b/drivers/char/drm/via_irq.c
index f1ab6fc7c07..c6bb978a110 100644
--- a/drivers/char/drm/via_irq.c
+++ b/drivers/char/drm/via_irq.c
@@ -92,17 +92,8 @@ static int via_irqmap_unichrome[] = {-1, -1, -1, 0, -1, 1};
static unsigned time_diff(struct timeval *now, struct timeval *then)
{
return (now->tv_usec >= then->tv_usec) ?
- now->tv_usec - then->tv_usec :
- 1000000 - (then->tv_usec - now->tv_usec);
-}
-
-u32 via_get_vblank_counter(struct drm_device *dev, int crtc)
-{
- drm_via_private_t *dev_priv = dev->dev_private;
- if (crtc != 0)
- return 0;
-
- return atomic_read(&dev_priv->vbl_received);
+ now->tv_usec - then->tv_usec :
+ 1000000 - (then->tv_usec - now->tv_usec);
}
irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS)
@@ -117,8 +108,8 @@ irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS)
status = VIA_READ(VIA_REG_INTERRUPT);
if (status & VIA_IRQ_VBLANK_PENDING) {
- atomic_inc(&dev_priv->vbl_received);
- if (!(atomic_read(&dev_priv->vbl_received) & 0x0F)) {
+ atomic_inc(&dev->vbl_received);
+ if (!(atomic_read(&dev->vbl_received) & 0x0F)) {
do_gettimeofday(&cur_vblank);
if (dev_priv->last_vblank_valid) {
dev_priv->usec_per_vblank =
@@ -128,11 +119,12 @@ irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS)
dev_priv->last_vblank = cur_vblank;
dev_priv->last_vblank_valid = 1;
}
- if (!(atomic_read(&dev_priv->vbl_received) & 0xFF)) {
+ if (!(atomic_read(&dev->vbl_received) & 0xFF)) {
DRM_DEBUG("US per vblank is: %u\n",
dev_priv->usec_per_vblank);
}
- drm_handle_vblank(dev, 0);
+ DRM_WAKEUP(&dev->vbl_queue);
+ drm_vbl_send_signals(dev);
handled = 1;
}
@@ -171,34 +163,31 @@ static __inline__ void viadrv_acknowledge_irqs(drm_via_private_t * dev_priv)
}
}
-int via_enable_vblank(struct drm_device *dev, int crtc)
+int via_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence)
{
- drm_via_private_t *dev_priv = dev->dev_private;
- u32 status;
+ drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+ unsigned int cur_vblank;
+ int ret = 0;
- if (crtc != 0) {
- DRM_ERROR("%s: bad crtc %d\n", __FUNCTION__, crtc);
+ DRM_DEBUG("\n");
+ if (!dev_priv) {
+ DRM_ERROR("called with no initialization\n");
return -EINVAL;
}
- status = VIA_READ(VIA_REG_INTERRUPT);
- VIA_WRITE(VIA_REG_INTERRUPT, status & VIA_IRQ_VBLANK_ENABLE);
+ viadrv_acknowledge_irqs(dev_priv);
- VIA_WRITE8(0x83d4, 0x11);
- VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) | 0x30);
+ /* Assume that the user has missed the current sequence number
+ * by about a day rather than she wants to wait for years
+ * using vertical blanks...
+ */
- return 0;
-}
+ DRM_WAIT_ON(ret, dev->vbl_queue, 3 * DRM_HZ,
+ (((cur_vblank = atomic_read(&dev->vbl_received)) -
+ *sequence) <= (1 << 23)));
-void via_disable_vblank(struct drm_device *dev, int crtc)
-{
- drm_via_private_t *dev_priv = dev->dev_private;
-
- VIA_WRITE8(0x83d4, 0x11);
- VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) & ~0x30);
-
- if (crtc != 0)
- DRM_ERROR("%s: bad crtc %d\n", __FUNCTION__, crtc);
+ *sequence = cur_vblank;
+ return ret;
}
static int
@@ -303,25 +292,23 @@ void via_driver_irq_preinstall(struct drm_device * dev)
}
}
-int via_driver_irq_postinstall(struct drm_device * dev)
+void via_driver_irq_postinstall(struct drm_device * dev)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
u32 status;
- DRM_DEBUG("via_driver_irq_postinstall\n");
- if (!dev_priv)
- return -EINVAL;
+ DRM_DEBUG("\n");
+ if (dev_priv) {
+ status = VIA_READ(VIA_REG_INTERRUPT);
+ VIA_WRITE(VIA_REG_INTERRUPT, status | VIA_IRQ_GLOBAL
+ | dev_priv->irq_enable_mask);
- drm_vblank_init(dev, 1);
- status = VIA_READ(VIA_REG_INTERRUPT);
- VIA_WRITE(VIA_REG_INTERRUPT, status | VIA_IRQ_GLOBAL
- | dev_priv->irq_enable_mask);
+ /* Some magic, oh for some data sheets ! */
- /* Some magic, oh for some data sheets ! */
- VIA_WRITE8(0x83d4, 0x11);
- VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) | 0x30);
+ VIA_WRITE8(0x83d4, 0x11);
+ VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) | 0x30);
- return 0;
+ }
}
void via_driver_irq_uninstall(struct drm_device * dev)
diff --git a/drivers/char/snsc_event.c b/drivers/char/snsc_event.c
index 53b3d44f8c0..55a95892ccf 100644
--- a/drivers/char/snsc_event.c
+++ b/drivers/char/snsc_event.c
@@ -17,7 +17,7 @@
#include <linux/interrupt.h>
#include <linux/sched.h>
-#include <linux/byteorder/generic.h>
+#include <asm/byteorder.h>
#include <asm/sn/sn_sal.h>
#include <asm/unaligned.h>
#include "snsc.h"
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 9e9bad8bdcf..dbce1263bdf 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -402,6 +402,7 @@ static struct sysrq_key_op *sysrq_key_table[36] = {
&sysrq_showstate_blocked_op, /* w */
/* x: May be registered on ppc/powerpc for xmon */
NULL, /* x */
+ /* y: May be registered on sparc64 for global register dump */
NULL, /* y */
NULL /* z */
};
diff --git a/drivers/char/viocons.c b/drivers/char/viocons.c
index 3d3e1c2b310..65fb848e1cc 100644
--- a/drivers/char/viocons.c
+++ b/drivers/char/viocons.c
@@ -7,7 +7,7 @@
* Authors: Dave Boutcher <boutcher@us.ibm.com>
* Ryan Arnold <ryanarn@us.ibm.com>
* Colin Devilbiss <devilbis@us.ibm.com>
- * Stephen Rothwell <sfr@au1.ibm.com>
+ * Stephen Rothwell
*
* (C) Copyright 2000, 2001, 2002, 2003, 2004 IBM Corporation
*
diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 58aad63831f..c39ddaff5e8 100644
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -6,7 +6,7 @@
* Authors: Dave Boutcher <boutcher@us.ibm.com>
* Ryan Arnold <ryanarn@us.ibm.com>
* Colin Devilbiss <devilbis@us.ibm.com>
- * Stephen Rothwell <sfr@au1.ibm.com>
+ * Stephen Rothwell
*
* (C) Copyright 2000-2004 IBM Corporation
*
diff --git a/drivers/char/vme_scc.c b/drivers/char/vme_scc.c
index e122a0e87bb..f17ac043b55 100644
--- a/drivers/char/vme_scc.c
+++ b/drivers/char/vme_scc.c
@@ -89,9 +89,7 @@ static void scc_break_ctl(struct tty_struct *tty, int break_state);
static struct tty_driver *scc_driver;
-struct scc_port scc_ports[2];
-
-int scc_initialized = 0;
+static struct scc_port scc_ports[2];
/*---------------------------------------------------------------------------
* Interface from generic_serial.c back here
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index 762b729672e..0ec0f431e6a 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -821,10 +821,10 @@ static int __devinit iop_adma_memcpy_self_test(struct iop_adma_device *device)
dev_dbg(device->common.dev, "%s\n", __func__);
- src = kzalloc(sizeof(u8) * IOP_ADMA_TEST_SIZE, GFP_KERNEL);
+ src = kmalloc(IOP_ADMA_TEST_SIZE, GFP_KERNEL);
if (!src)
return -ENOMEM;
- dest = kzalloc(sizeof(u8) * IOP_ADMA_TEST_SIZE, GFP_KERNEL);
+ dest = kzalloc(IOP_ADMA_TEST_SIZE, GFP_KERNEL);
if (!dest) {
kfree(src);
return -ENOMEM;
@@ -834,8 +834,6 @@ static int __devinit iop_adma_memcpy_self_test(struct iop_adma_device *device)
for (i = 0; i < IOP_ADMA_TEST_SIZE; i++)
((u8 *) src)[i] = (u8)i;
- memset(dest, 0, IOP_ADMA_TEST_SIZE);
-
/* Start copy, using first DMA channel */
dma_chan = container_of(device->common.channels.next,
struct dma_chan,
diff --git a/drivers/firewire/fw-cdev.c b/drivers/firewire/fw-cdev.c
index 4a541921a14..dda14015e87 100644
--- a/drivers/firewire/fw-cdev.c
+++ b/drivers/firewire/fw-cdev.c
@@ -113,6 +113,11 @@ static int fw_device_op_open(struct inode *inode, struct file *file)
if (device == NULL)
return -ENODEV;
+ if (fw_device_is_shutdown(device)) {
+ fw_device_put(device);
+ return -ENODEV;
+ }
+
client = kzalloc(sizeof(*client), GFP_KERNEL);
if (client == NULL) {
fw_device_put(device);
@@ -901,6 +906,9 @@ fw_device_op_ioctl(struct file *file,
{
struct client *client = file->private_data;
+ if (fw_device_is_shutdown(client->device))
+ return -ENODEV;
+
return dispatch_ioctl(client, cmd, (void __user *) arg);
}
@@ -911,6 +919,9 @@ fw_device_op_compat_ioctl(struct file *file,
{
struct client *client = file->private_data;
+ if (fw_device_is_shutdown(client->device))
+ return -ENODEV;
+
return dispatch_ioctl(client, cmd, compat_ptr(arg));
}
#endif
@@ -922,6 +933,9 @@ static int fw_device_op_mmap(struct file *file, struct vm_area_struct *vma)
unsigned long size;
int page_count, retval;
+ if (fw_device_is_shutdown(client->device))
+ return -ENODEV;
+
/* FIXME: We could support multiple buffers, but we don't. */
if (client->buffer.pages != NULL)
return -EBUSY;
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index f88714b0600..47ac1a7d66e 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -1,6 +1,4 @@
/*
- * $Id: hid-debug.h,v 1.8 2001/09/25 09:37:57 vojtech Exp $
- *
* (c) 1999 Andreas Gal <gal@cs.uni-magdeburg.de>
* (c) 2000-2001 Vojtech Pavlik <vojtech@ucw.cz>
* (c) 2007 Jiri Kosina
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index c3eb3f13e2c..5c52a20ad34 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -1,6 +1,4 @@
/*
- * $Id: hid-input.c,v 1.2 2002/04/23 00:59:25 rdamazio Exp $
- *
* Copyright (c) 2000-2001 Vojtech Pavlik
* Copyright (c) 2006-2007 Jiri Kosina
*
@@ -218,8 +216,9 @@ int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
}
}
- if (test_bit(usage->code, hid->pb_pressed_numlock) ||
- test_bit(LED_NUML, input->led)) {
+ if (hid->quirks & HID_QUIRK_APPLE_NUMLOCK_EMULATION && (
+ test_bit(usage->code, hid->pb_pressed_numlock) ||
+ test_bit(LED_NUML, input->led))) {
trans = find_translation(powerbook_numlock_keys, usage->code);
if (trans) {
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index d3f8d9194f3..1df832a8fcb 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -325,6 +325,10 @@
#define USB_DEVICE_ID_MGE_UPS 0xffff
#define USB_DEVICE_ID_MGE_UPS1 0x0001
+#define USB_VENDOR_ID_MICROCHIP 0x04d8
+#define USB_DEVICE_ID_PICKIT1 0x0032
+#define USB_DEVICE_ID_PICKIT2 0x0033
+
#define USB_VENDOR_ID_MICROSOFT 0x045e
#define USB_DEVICE_ID_SIDEWINDER_GV 0x003b
#define USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0 0x009d
@@ -371,6 +375,9 @@
#define USB_VENDOR_ID_SONY 0x054c
#define USB_DEVICE_ID_SONY_PS3_CONTROLLER 0x0268
+#define USB_VENDOR_ID_SOUNDGRAPH 0x15c2
+#define USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD 0x0038
+
#define USB_VENDOR_ID_SUN 0x0430
#define USB_DEVICE_ID_RARITAN_KVM_DONGLE 0xcdab
@@ -567,6 +574,7 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_PANJIT, 0x0002, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_PANJIT, 0x0003, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_PANJIT, 0x0004, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_SOUNDGRAPH, USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP, HID_QUIRK_IGNORE },
@@ -580,6 +588,9 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2, HID_QUIRK_IGNORE },
+
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD, HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL | HID_QUIRK_LOGITECH_EXPANDED_KEYMAP },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500, HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL | HID_QUIRK_LOGITECH_EXPANDED_KEYMAP },
@@ -611,28 +622,28 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SMARTJOY_DUAL_PLUS, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_APPLE_ISO_KEYBOARD},
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_APPLE_ISO_KEYBOARD},
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_APPLE_ISO_KEYBOARD},
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_APPLE_ISO_KEYBOARD},
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_APPLE_ISO_KEYBOARD},
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_APPLE_ISO_KEYBOARD},
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI, HID_QUIRK_APPLE_HAS_FN },
{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS, HID_QUIRK_APPLE_HAS_FN },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI, HID_QUIRK_APPLE_HAS_FN },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS, HID_QUIRK_APPLE_HAS_FN },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
- { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
{ USB_VENDOR_ID_DELL, USB_DEVICE_ID_DELL_W7658, HID_QUIRK_RESET_LEDS },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_KBD, HID_QUIRK_RESET_LEDS },
diff --git a/drivers/hid/usbhid/usbkbd.c b/drivers/hid/usbhid/usbkbd.c
index 5d9dbb47e4a..3cd46d2e53c 100644
--- a/drivers/hid/usbhid/usbkbd.c
+++ b/drivers/hid/usbhid/usbkbd.c
@@ -1,6 +1,4 @@
/*
- * $Id: usbkbd.c,v 1.27 2001/12/27 10:37:41 vojtech Exp $
- *
* Copyright (c) 1999-2001 Vojtech Pavlik
*
* USB HIDBP Keyboard support
diff --git a/drivers/hid/usbhid/usbmouse.c b/drivers/hid/usbhid/usbmouse.c
index df0d96d989d..703e9d0e871 100644
--- a/drivers/hid/usbhid/usbmouse.c
+++ b/drivers/hid/usbhid/usbmouse.c
@@ -1,6 +1,4 @@
/*
- * $Id: usbmouse.c,v 1.15 2001/12/27 10:37:41 vojtech Exp $
- *
* Copyright (c) 1999-2001 Vojtech Pavlik
*
* USB HIDBP Mouse support
diff --git a/drivers/i2c/busses/i2c-amd756.c b/drivers/i2c/busses/i2c-amd756.c
index 2fa43183d37..43508d61eb7 100644
--- a/drivers/i2c/busses/i2c-amd756.c
+++ b/drivers/i2c/busses/i2c-amd756.c
@@ -290,7 +290,7 @@ static u32 amd756_func(struct i2c_adapter *adapter)
{
return I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE |
I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA |
- I2C_FUNC_SMBUS_BLOCK_DATA | I2C_FUNC_SMBUS_PROC_CALL;
+ I2C_FUNC_SMBUS_BLOCK_DATA;
}
static const struct i2c_algorithm smbus_algorithm = {
diff --git a/drivers/i2c/busses/i2c-nforce2.c b/drivers/i2c/busses/i2c-nforce2.c
index 3dac920e53e..43c9f8df950 100644
--- a/drivers/i2c/busses/i2c-nforce2.c
+++ b/drivers/i2c/busses/i2c-nforce2.c
@@ -50,6 +50,7 @@
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/delay.h>
+#include <linux/dmi.h>
#include <asm/io.h>
MODULE_LICENSE("GPL");
@@ -109,6 +110,18 @@ struct nforce2_smbus {
/* Misc definitions */
#define MAX_TIMEOUT 100
+/* We disable the second SMBus channel on these boards */
+static struct dmi_system_id __devinitdata nforce2_dmi_blacklist2[] = {
+ {
+ .ident = "DFI Lanparty NF4 Expert",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "DFI Corp,LTD"),
+ DMI_MATCH(DMI_BOARD_NAME, "LP UT NF4 Expert"),
+ },
+ },
+ { }
+};
+
static struct pci_driver nforce2_driver;
static void nforce2_abort(struct i2c_adapter *adap)
@@ -367,10 +380,17 @@ static int __devinit nforce2_probe(struct pci_dev *dev, const struct pci_device_
smbuses[0].base = 0; /* to have a check value */
}
/* SMBus adapter 2 */
- res2 = nforce2_probe_smb(dev, 5, NFORCE_PCI_SMB2, &smbuses[1], "SMB2");
- if (res2 < 0) {
- dev_err(&dev->dev, "Error probing SMB2.\n");
- smbuses[1].base = 0; /* to have a check value */
+ if (dmi_check_system(nforce2_dmi_blacklist2)) {
+ dev_err(&dev->dev, "Disabling SMB2 for safety reasons.\n");
+ res2 = -EPERM;
+ smbuses[1].base = 0;
+ } else {
+ res2 = nforce2_probe_smb(dev, 5, NFORCE_PCI_SMB2, &smbuses[1],
+ "SMB2");
+ if (res2 < 0) {
+ dev_err(&dev->dev, "Error probing SMB2.\n");
+ smbuses[1].base = 0; /* to have a check value */
+ }
}
if ((res1 < 0) && (res2 < 0)) {
/* we did not find even one of the SMBuses, so we give up */
diff --git a/drivers/i2c/chips/max6875.c b/drivers/i2c/chips/max6875.c
index fb7ea5637ec..cf507b3f60f 100644
--- a/drivers/i2c/chips/max6875.c
+++ b/drivers/i2c/chips/max6875.c
@@ -207,9 +207,6 @@ static int max6875_detect(struct i2c_adapter *adapter, int address, int kind)
fake_client->flags = 0;
strlcpy(fake_client->name, "max6875 subclient", I2C_NAME_SIZE);
- /* Prevent 24RF08 corruption (in case of user error) */
- i2c_smbus_write_quick(real_client, 0);
-
if ((err = i2c_attach_client(real_client)) != 0)
goto exit_kfree2;
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index c99ebeadb55..d0175f4f8fc 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -74,10 +74,7 @@ static int i2c_device_match(struct device *dev, struct device_driver *drv)
if (driver->id_table)
return i2c_match_id(driver->id_table, client) != NULL;
- /* new style drivers use the same kind of driver matching policy
- * as platform devices or SPI: compare device and driver IDs.
- */
- return strcmp(client->driver_name, drv->name) == 0;
+ return 0;
}
#ifdef CONFIG_HOTPLUG
@@ -91,14 +88,9 @@ static int i2c_device_uevent(struct device *dev, struct kobj_uevent_env *env)
if (dev->driver)
return 0;
- if (client->driver_name[0]) {
- if (add_uevent_var(env, "MODALIAS=%s", client->driver_name))
- return -ENOMEM;
- } else {
- if (add_uevent_var(env, "MODALIAS=%s%s",
- I2C_MODULE_PREFIX, client->name))
- return -ENOMEM;
- }
+ if (add_uevent_var(env, "MODALIAS=%s%s",
+ I2C_MODULE_PREFIX, client->name))
+ return -ENOMEM;
dev_dbg(dev, "uevent\n");
return 0;
}
@@ -206,9 +198,7 @@ static ssize_t show_client_name(struct device *dev, struct device_attribute *att
static ssize_t show_modalias(struct device *dev, struct device_attribute *attr, char *buf)
{
struct i2c_client *client = to_i2c_client(dev);
- return client->driver_name[0]
- ? sprintf(buf, "%s\n", client->driver_name)
- : sprintf(buf, "%s%s\n", I2C_MODULE_PREFIX, client->name);
+ return sprintf(buf, "%s%s\n", I2C_MODULE_PREFIX, client->name);
}
static struct device_attribute i2c_dev_attrs[] = {
@@ -282,8 +272,6 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info)
client->addr = info->addr;
client->irq = info->irq;
- strlcpy(client->driver_name, info->driver_name,
- sizeof(client->driver_name));
strlcpy(client->name, info->type, sizeof(client->name));
/* a new style driver may be bound to this device when we
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 34b0d4f26b5..655ec7ef568 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -648,13 +648,12 @@ static int ide_register_port(ide_hwif_t *hwif)
get_device(&hwif->gendev);
- hwif->portdev = device_create(ide_port_class, &hwif->gendev,
- MKDEV(0, 0), hwif->name);
+ hwif->portdev = device_create_drvdata(ide_port_class, &hwif->gendev,
+ MKDEV(0, 0), hwif, hwif->name);
if (IS_ERR(hwif->portdev)) {
ret = PTR_ERR(hwif->portdev);
device_unregister(&hwif->gendev);
}
- dev_set_drvdata(hwif->portdev, hwif);
out:
return ret;
}
diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/legacy/macide.c
index 1f527bbf8d9..caa2632dd08 100644
--- a/drivers/ide/legacy/macide.c
+++ b/drivers/ide/legacy/macide.c
@@ -95,6 +95,9 @@ static int __init macide_init(void)
int irq;
hw_regs_t hw;
+ if (!MACH_IS_MAC)
+ return -ENODEV;
+
switch (macintosh_config->ide_type) {
case MAC_IDE_QUADRA:
base = IDE_BASE;
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index 16b9d0ad154..a5ceff287a2 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -1539,15 +1539,13 @@ static void sbp2_prep_command_orb_sg(struct sbp2_command_orb *orb,
static void sbp2_create_command_orb(struct sbp2_lu *lu,
struct sbp2_command_info *cmd,
- unchar *scsi_cmd,
- unsigned int scsi_use_sg,
- unsigned int scsi_request_bufflen,
- struct scatterlist *sg,
- enum dma_data_direction dma_dir)
+ struct scsi_cmnd *SCpnt)
{
struct sbp2_fwhost_info *hi = lu->hi;
struct sbp2_command_orb *orb = &cmd->command_orb;
u32 orb_direction;
+ unsigned int scsi_request_bufflen = scsi_bufflen(SCpnt);
+ enum dma_data_direction dma_dir = SCpnt->sc_data_direction;
/*
* Set-up our command ORB.
@@ -1580,13 +1578,14 @@ static void sbp2_create_command_orb(struct sbp2_lu *lu,
orb->data_descriptor_lo = 0x0;
orb->misc |= ORB_SET_DIRECTION(1);
} else
- sbp2_prep_command_orb_sg(orb, hi, cmd, scsi_use_sg, sg,
+ sbp2_prep_command_orb_sg(orb, hi, cmd, scsi_sg_count(SCpnt),
+ scsi_sglist(SCpnt),
orb_direction, dma_dir);
sbp2util_cpu_to_be32_buffer(orb, sizeof(*orb));
- memset(orb->cdb, 0, 12);
- memcpy(orb->cdb, scsi_cmd, COMMAND_SIZE(*scsi_cmd));
+ memset(orb->cdb, 0, sizeof(orb->cdb));
+ memcpy(orb->cdb, SCpnt->cmnd, SCpnt->cmd_len);
}
static void sbp2_link_orb_command(struct sbp2_lu *lu,
@@ -1669,16 +1668,13 @@ static void sbp2_link_orb_command(struct sbp2_lu *lu,
static int sbp2_send_command(struct sbp2_lu *lu, struct scsi_cmnd *SCpnt,
void (*done)(struct scsi_cmnd *))
{
- unchar *scsi_cmd = (unchar *)SCpnt->cmnd;
struct sbp2_command_info *cmd;
cmd = sbp2util_allocate_command_orb(lu, SCpnt, done);
if (!cmd)
return -EIO;
- sbp2_create_command_orb(lu, cmd, scsi_cmd, scsi_sg_count(SCpnt),
- scsi_bufflen(SCpnt), scsi_sglist(SCpnt),
- SCpnt->sc_data_direction);
+ sbp2_create_command_orb(lu, cmd, SCpnt);
sbp2_link_orb_command(lu, cmd);
return 0;
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index 3aa2db54eae..840ede9ae96 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -1005,8 +1005,9 @@ static int ib_umad_init_port(struct ib_device *device, int port_num,
if (cdev_add(port->cdev, base_dev + port->dev_num, 1))
goto err_cdev;
- port->dev = device_create(umad_class, device->dma_device,
- port->cdev->dev, "umad%d", port->dev_num);
+ port->dev = device_create_drvdata(umad_class, device->dma_device,
+ port->cdev->dev, port,
+ "umad%d", port->dev_num);
if (IS_ERR(port->dev))
goto err_cdev;
@@ -1024,15 +1025,12 @@ static int ib_umad_init_port(struct ib_device *device, int port_num,
if (cdev_add(port->sm_cdev, base_dev + port->dev_num + IB_UMAD_MAX_PORTS, 1))
goto err_sm_cdev;
- port->sm_dev = device_create(umad_class, device->dma_device,
- port->sm_cdev->dev,
- "issm%d", port->dev_num);
+ port->sm_dev = device_create_drvdata(umad_class, device->dma_device,
+ port->sm_cdev->dev, port,
+ "issm%d", port->dev_num);
if (IS_ERR(port->sm_dev))
goto err_sm_cdev;
- dev_set_drvdata(port->dev, port);
- dev_set_drvdata(port->sm_dev, port);
-
if (device_create_file(port->sm_dev, &dev_attr_ibdev))
goto err_sm_dev;
if (device_create_file(port->sm_dev, &dev_attr_port))
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index cc1afa28c18..f806da184b5 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -755,14 +755,15 @@ static void ib_uverbs_add_one(struct ib_device *device)
if (cdev_add(uverbs_dev->cdev, IB_UVERBS_BASE_DEV + uverbs_dev->devnum, 1))
goto err_cdev;
- uverbs_dev->dev = device_create(uverbs_class, device->dma_device,
- uverbs_dev->cdev->dev,
- "uverbs%d", uverbs_dev->devnum);
+ uverbs_dev->dev = device_create_drvdata(uverbs_class,
+ device->dma_device,
+ uverbs_dev->cdev->dev,
+ uverbs_dev,
+ "uverbs%d",
+ uverbs_dev->devnum);
if (IS_ERR(uverbs_dev->dev))
goto err_cdev;
- dev_set_drvdata(uverbs_dev->dev, uverbs_dev);
-
if (device_create_file(uverbs_dev->dev, &dev_attr_ibdev))
goto err_class;
if (device_create_file(uverbs_dev->dev, &dev_attr_abi_version))
diff --git a/drivers/input/keyboard/aaed2000_kbd.c b/drivers/input/keyboard/aaed2000_kbd.c
index a293e8b3f50..8a77bfcd05b 100644
--- a/drivers/input/keyboard/aaed2000_kbd.c
+++ b/drivers/input/keyboard/aaed2000_kbd.c
@@ -183,4 +183,4 @@ module_exit(aaedkbd_exit);
MODULE_AUTHOR("Nicolas Bellido Y Ortega");
MODULE_DESCRIPTION("AAED-2000 Keyboard Driver");
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c
index 29fbec6218b..1aa46ae1263 100644
--- a/drivers/input/keyboard/corgikbd.c
+++ b/drivers/input/keyboard/corgikbd.c
@@ -412,5 +412,5 @@ module_exit(corgikbd_exit);
MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>");
MODULE_DESCRIPTION("Corgi Keyboard Driver");
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:corgi-keyboard");
diff --git a/drivers/input/keyboard/hilkbd.c b/drivers/input/keyboard/hilkbd.c
index 50d80ecf0b8..aacf71f3cd4 100644
--- a/drivers/input/keyboard/hilkbd.c
+++ b/drivers/input/keyboard/hilkbd.c
@@ -217,6 +217,10 @@ hil_keyb_init(void)
return -ENOMEM;
#if defined(CONFIG_HP300)
+ if (!MACH_IS_HP300) {
+ err = -ENODEV;
+ goto err1;
+ }
if (!hwreg_present((void *)(HILBASE + HIL_DATA))) {
printk(KERN_ERR "HIL: hardware register was not found\n");
err = -ENODEV;
diff --git a/drivers/input/keyboard/jornada680_kbd.c b/drivers/input/keyboard/jornada680_kbd.c
index 9387da343f9..781fc610286 100644
--- a/drivers/input/keyboard/jornada680_kbd.c
+++ b/drivers/input/keyboard/jornada680_kbd.c
@@ -275,5 +275,5 @@ module_exit(jornada680kbd_exit);
MODULE_AUTHOR("Kristoffer Ericson <kristoffer.ericson@gmail.com>");
MODULE_DESCRIPTION("HP Jornada 620/660/680/690 Keyboard Driver");
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:jornada680_kbd");
diff --git a/drivers/input/keyboard/jornada720_kbd.c b/drivers/input/keyboard/jornada720_kbd.c
index a1164a0c773..ce650af6d64 100644
--- a/drivers/input/keyboard/jornada720_kbd.c
+++ b/drivers/input/keyboard/jornada720_kbd.c
@@ -29,7 +29,7 @@
MODULE_AUTHOR("Kristoffer Ericson <Kristoffer.Ericson@gmail.com>");
MODULE_DESCRIPTION("HP Jornada 710/720/728 keyboard driver");
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
static unsigned short jornada_std_keymap[128] = { /* ROW */
0, KEY_ESC, KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6, KEY_F7, /* #1 */
diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c
index 61e401bc910..1aa37181c40 100644
--- a/drivers/input/keyboard/spitzkbd.c
+++ b/drivers/input/keyboard/spitzkbd.c
@@ -494,5 +494,5 @@ module_exit(spitzkbd_exit);
MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>");
MODULE_DESCRIPTION("Spitz Keyboard Driver");
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:spitz-keyboard");
diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index ab76ea442fa..45e5d05b01d 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -691,6 +691,11 @@ static int __init hp_sdc_rtc_init(void)
{
int ret;
+#ifdef __mc68000__
+ if (!MACH_IS_HP300)
+ return -ENODEV;
+#endif
+
init_MUTEX(&i8042tregs);
if ((ret = hp_sdc_request_timer_irq(&hp_sdc_rtc_isr)))
diff --git a/drivers/input/serio/hp_sdc_mlc.c b/drivers/input/serio/hp_sdc_mlc.c
index f1fd3b638a3..587398f5c9d 100644
--- a/drivers/input/serio/hp_sdc_mlc.c
+++ b/drivers/input/serio/hp_sdc_mlc.c
@@ -306,6 +306,11 @@ static int __init hp_sdc_mlc_init(void)
{
hil_mlc *mlc = &hp_sdc_mlc;
+#ifdef __mc68000__
+ if (!MACH_IS_HP300)
+ return -ENODEV;
+#endif
+
printk(KERN_INFO PREFIX "Registering the System Domain Controller's HIL MLC.\n");
hp_sdc_mlc_priv.emtestmode = 0;
diff --git a/drivers/input/serio/q40kbd.c b/drivers/input/serio/q40kbd.c
index cb89aff2e16..d962a8d78b1 100644
--- a/drivers/input/serio/q40kbd.c
+++ b/drivers/input/serio/q40kbd.c
@@ -156,7 +156,7 @@ static int __init q40kbd_init(void)
int error;
if (!MACH_IS_Q40)
- return -EIO;
+ return -ENODEV;
error = platform_driver_register(&q40kbd_driver);
if (error)
diff --git a/drivers/input/touchscreen/jornada720_ts.c b/drivers/input/touchscreen/jornada720_ts.c
index 742242111bf..1aca108b103 100644
--- a/drivers/input/touchscreen/jornada720_ts.c
+++ b/drivers/input/touchscreen/jornada720_ts.c
@@ -24,7 +24,7 @@
MODULE_AUTHOR("Kristoffer Ericson <kristoffer.ericson@gmail.com>");
MODULE_DESCRIPTION("HP Jornada 710/720/728 touchscreen driver");
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
struct jornada_ts {
struct input_dev *dev;
diff --git a/drivers/isdn/capi/capiutil.c b/drivers/isdn/capi/capiutil.c
index ebef4ce1b00..29419a8d31d 100644
--- a/drivers/isdn/capi/capiutil.c
+++ b/drivers/isdn/capi/capiutil.c
@@ -948,17 +948,17 @@ int __init cdebug_init(void)
{
g_cmsg= kmalloc(sizeof(_cmsg), GFP_KERNEL);
if (!g_cmsg)
- return ENOMEM;
+ return -ENOMEM;
g_debbuf = kmalloc(sizeof(_cdebbuf), GFP_KERNEL);
if (!g_debbuf) {
kfree(g_cmsg);
- return ENOMEM;
+ return -ENOMEM;
}
g_debbuf->buf = kmalloc(CDEBUG_GSIZE, GFP_KERNEL);
if (!g_debbuf->buf) {
kfree(g_cmsg);
kfree(g_debbuf);
- return ENOMEM;;
+ return -ENOMEM;;
}
g_debbuf->size = CDEBUG_GSIZE;
g_debbuf->buf[0] = 0;
diff --git a/drivers/isdn/hysdn/Kconfig b/drivers/isdn/hysdn/Kconfig
index c6d8a704298..c9e4231968e 100644
--- a/drivers/isdn/hysdn/Kconfig
+++ b/drivers/isdn/hysdn/Kconfig
@@ -3,7 +3,7 @@
#
config HYSDN
tristate "Hypercope HYSDN cards (Champ, Ergo, Metro) support (module only)"
- depends on m && PROC_FS && PCI && BROKEN_ON_SMP
+ depends on m && PROC_FS && PCI
help
Say Y here if you have one of Hypercope's active PCI ISDN cards
Champ, Ergo and Metro. You will then get a module called hysdn.
diff --git a/drivers/isdn/hysdn/boardergo.c b/drivers/isdn/hysdn/boardergo.c
index 6cdbad3a992..3eb096f0ae1 100644
--- a/drivers/isdn/hysdn/boardergo.c
+++ b/drivers/isdn/hysdn/boardergo.c
@@ -64,10 +64,11 @@ ergo_interrupt(int intno, void *dev_id)
} /* ergo_interrupt */
/******************************************************************************/
-/* ergo_irq_bh is the function called by the immediate kernel task list after */
-/* being activated with queue_task and no interrupts active. This task is the */
-/* only one handling data transfer from or to the card after booting. The task */
-/* may be queued from everywhere (interrupts included). */
+/* ergo_irq_bh will be called as part of the kernel clearing its shared work */
+/* queue sometime after a call to schedule_work has been made passing our */
+/* work_struct. This task is the only one handling data transfer from or to */
+/* the card after booting. The task may be queued from everywhere */
+/* (interrupts included). */
/******************************************************************************/
static void
ergo_irq_bh(struct work_struct *ugli_api)
@@ -90,7 +91,6 @@ ergo_irq_bh(struct work_struct *ugli_api)
card->hw_lock = 1; /* we now lock the hardware */
do {
- sti(); /* reenable other ints */
again = 0; /* assume loop not to be repeated */
if (!dpr->ToHyFlag) {
@@ -110,7 +110,6 @@ ergo_irq_bh(struct work_struct *ugli_api)
again = 1; /* restart loop */
}
} /* a message has arrived for us */
- cli(); /* no further ints */
if (again) {
dpr->ToHyInt = 1;
dpr->ToPcInt = 1; /* interrupt to E1 for all cards */
@@ -242,7 +241,6 @@ ergo_writebootimg(struct HYSDN_CARD *card, unsigned char *buf,
byteout(card->iobase + PCI9050_USER_IO, PCI9050_E1_RUN); /* start E1 processor */
/* the interrupts are still masked */
- sti();
msleep_interruptible(20); /* Timeout 20ms */
if (((tDpramBootSpooler *) card->dpram)->Len != DPRAM_SPOOLER_DATA_SIZE) {
@@ -276,7 +274,6 @@ ergo_writebootseq(struct HYSDN_CARD *card, unsigned char *buf, int len)
dst = sp->Data; /* point to data in spool structure */
buflen = sp->Len; /* maximum len of spooled data */
wr_mirror = sp->WrPtr; /* only once read */
- sti();
/* try until all bytes written or error */
i = 0x1000; /* timeout value */
@@ -380,7 +377,6 @@ ergo_waitpofready(struct HYSDN_CARD *card)
#endif /* CONFIG_HYSDN_CAPI */
return (0); /* success */
} /* data has arrived */
- sti();
msleep_interruptible(50); /* Timeout 50ms */
} /* wait until timeout */
diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c
index b3c54be7455..559a40861c3 100644
--- a/drivers/leds/led-class.c
+++ b/drivers/leds/led-class.c
@@ -103,13 +103,11 @@ int led_classdev_register(struct device *parent, struct led_classdev *led_cdev)
{
int rc;
- led_cdev->dev = device_create(leds_class, parent, 0, "%s",
- led_cdev->name);
+ led_cdev->dev = device_create_drvdata(leds_class, parent, 0, led_cdev,
+ "%s", led_cdev->name);
if (IS_ERR(led_cdev->dev))
return PTR_ERR(led_cdev->dev);
- dev_set_drvdata(led_cdev->dev, led_cdev);
-
/* register the attributes */
rc = device_create_file(led_cdev->dev, &dev_attr_brightness);
if (rc)
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 89d8d37838a..3b26fbd3e55 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -901,7 +901,7 @@ endif # V4L_USB_DRIVERS
config SOC_CAMERA
tristate "SoC camera support"
- depends on VIDEO_V4L2
+ depends on VIDEO_V4L2 && HAS_DMA
select VIDEOBUF_DMA_SG
help
SoC Camera is a common API to several cameras, not connecting
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 2ca3e9cfb2b..0165aac533b 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -2613,7 +2613,7 @@ static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
struct bttv_fh *fh = priv;
mutex_lock(&fh->cap.vb_lock);
- retval = videobuf_mmap_setup(&fh->cap, gbuffers, gbufsize,
+ retval = __videobuf_mmap_setup(&fh->cap, gbuffers, gbufsize,
V4L2_MEMORY_MMAP);
if (retval < 0) {
mutex_unlock(&fh->cap.vb_lock);
diff --git a/drivers/media/video/cs5345.c b/drivers/media/video/cs5345.c
index 2a429f9e32c..03411503457 100644
--- a/drivers/media/video/cs5345.c
+++ b/drivers/media/video/cs5345.c
@@ -160,10 +160,17 @@ static int cs5345_probe(struct i2c_client *client,
/* ----------------------------------------------------------------------- */
+static const struct i2c_device_id cs5345_id[] = {
+ { "cs5345", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, cs5345_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "cs5345",
.driverid = I2C_DRIVERID_CS5345,
.command = cs5345_command,
.probe = cs5345_probe,
+ .id_table = cs5345_id,
};
diff --git a/drivers/media/video/cs53l32a.c b/drivers/media/video/cs53l32a.c
index 2dfd0afc62d..d965af860ab 100644
--- a/drivers/media/video/cs53l32a.c
+++ b/drivers/media/video/cs53l32a.c
@@ -144,7 +144,8 @@ static int cs53l32a_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- snprintf(client->name, sizeof(client->name) - 1, "cs53l32a");
+ if (!id)
+ strlcpy(client->name, "cs53l32a", sizeof(client->name));
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
@@ -175,10 +176,17 @@ static int cs53l32a_probe(struct i2c_client *client,
return 0;
}
+static const struct i2c_device_id cs53l32a_id[] = {
+ { "cs53l32a", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, cs53l32a_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "cs53l32a",
.driverid = I2C_DRIVERID_CS53L32A,
.command = cs53l32a_command,
.probe = cs53l32a_probe,
+ .id_table = cs53l32a_id,
};
diff --git a/drivers/media/video/cx18/cx18-i2c.c b/drivers/media/video/cx18/cx18-i2c.c
index 4f08a4058d1..1d6c51a7531 100644
--- a/drivers/media/video/cx18/cx18-i2c.c
+++ b/drivers/media/video/cx18/cx18-i2c.c
@@ -74,7 +74,7 @@ static const u8 hw_bus[] = {
};
/* This array should match the CX18_HW_ defines */
-static const char * const hw_drivernames[] = {
+static const char * const hw_devicenames[] = {
"tuner",
"tveeprom",
"cs5345",
@@ -95,8 +95,7 @@ int cx18_i2c_register(struct cx18 *cx, unsigned idx)
id = hw_driverids[idx];
bus = hw_bus[idx];
memset(&info, 0, sizeof(info));
- strlcpy(info.driver_name, hw_drivernames[idx],
- sizeof(info.driver_name));
+ strlcpy(info.type, hw_devicenames[idx], sizeof(info.type));
info.addr = hw_addrs[idx];
for (i = 0; i < I2C_CLIENTS_MAX; i++)
if (cx->i2c_clients[i] == NULL)
@@ -279,7 +278,7 @@ static const char *cx18_i2c_id_name(u32 id)
for (i = 0; i < ARRAY_SIZE(hw_driverids); i++)
if (hw_driverids[i] == id)
- return hw_drivernames[i];
+ return hw_devicenames[i];
return "unknown device";
}
@@ -290,7 +289,7 @@ static const char *cx18_i2c_hw_name(u32 hw)
for (i = 0; i < ARRAY_SIZE(hw_driverids); i++)
if (1 << i == hw)
- return hw_drivernames[i];
+ return hw_devicenames[i];
return "unknown device";
}
diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c
index 88823810497..607efdcd22f 100644
--- a/drivers/media/video/cx25840/cx25840-core.c
+++ b/drivers/media/video/cx25840/cx25840-core.c
@@ -1284,10 +1284,17 @@ static int cx25840_remove(struct i2c_client *client)
return 0;
}
+static const struct i2c_device_id cx25840_id[] = {
+ { "cx25840", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, cx25840_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "cx25840",
.driverid = I2C_DRIVERID_CX25840,
.command = cx25840_command,
.probe = cx25840_probe,
.remove = cx25840_remove,
+ .id_table = cx25840_id,
};
diff --git a/drivers/media/video/et61x251/et61x251_core.c b/drivers/media/video/et61x251/et61x251_core.c
index 5e749c528a6..15d037ae25c 100644
--- a/drivers/media/video/et61x251/et61x251_core.c
+++ b/drivers/media/video/et61x251/et61x251_core.c
@@ -34,7 +34,7 @@
#include <linux/mm.h>
#include <linux/vmalloc.h>
#include <linux/page-flags.h>
-#include <linux/byteorder/generic.h>
+#include <asm/byteorder.h>
#include <asm/page.h>
#include <asm/uaccess.h>
diff --git a/drivers/media/video/ivtv/ivtv-i2c.c b/drivers/media/video/ivtv/ivtv-i2c.c
index 771adf47e94..32129f3ea83 100644
--- a/drivers/media/video/ivtv/ivtv-i2c.c
+++ b/drivers/media/video/ivtv/ivtv-i2c.c
@@ -136,7 +136,7 @@ static const u8 hw_addrs[] = {
};
/* This array should match the IVTV_HW_ defines */
-static const char * const hw_drivernames[] = {
+static const char * const hw_devicenames[] = {
"cx25840",
"saa7115",
"saa7127",
@@ -145,7 +145,7 @@ static const char * const hw_drivernames[] = {
"wm8775",
"cs53l32a",
"tveeprom",
- "saa7115",
+ "saa7114",
"upd64031a",
"upd64083",
"saa717x",
@@ -167,8 +167,7 @@ int ivtv_i2c_register(struct ivtv *itv, unsigned idx)
return -1;
id = hw_driverids[idx];
memset(&info, 0, sizeof(info));
- strlcpy(info.driver_name, hw_drivernames[idx],
- sizeof(info.driver_name));
+ strlcpy(info.type, hw_devicenames[idx], sizeof(info.type));
info.addr = hw_addrs[idx];
for (i = 0; itv->i2c_clients[i] && i < I2C_CLIENTS_MAX; i++) {}
@@ -657,7 +656,7 @@ static const char *ivtv_i2c_id_name(u32 id)
for (i = 0; i < ARRAY_SIZE(hw_driverids); i++)
if (hw_driverids[i] == id)
- return hw_drivernames[i];
+ return hw_devicenames[i];
return "unknown device";
}
@@ -668,7 +667,7 @@ static const char *ivtv_i2c_hw_name(u32 hw)
for (i = 0; i < ARRAY_SIZE(hw_driverids); i++)
if (1 << i == hw)
- return hw_drivernames[i];
+ return hw_devicenames[i];
return "unknown device";
}
@@ -770,7 +769,7 @@ int init_ivtv_i2c(struct ivtv *itv)
* same size and GPIO must be the last entry.
*/
if (ARRAY_SIZE(hw_driverids) != ARRAY_SIZE(hw_addrs) ||
- ARRAY_SIZE(hw_drivernames) != ARRAY_SIZE(hw_addrs) ||
+ ARRAY_SIZE(hw_devicenames) != ARRAY_SIZE(hw_addrs) ||
IVTV_HW_GPIO != (1 << (ARRAY_SIZE(hw_addrs) - 1)) ||
hw_driverids[ARRAY_SIZE(hw_addrs) - 1]) {
IVTV_ERR("Mismatched I2C hardware arrays\n");
diff --git a/drivers/media/video/m52790.c b/drivers/media/video/m52790.c
index 5b9dfa2c51b..8e0160d275c 100644
--- a/drivers/media/video/m52790.c
+++ b/drivers/media/video/m52790.c
@@ -135,8 +135,6 @@ static int m52790_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- snprintf(client->name, sizeof(client->name) - 1, "m52790");
-
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
@@ -159,11 +157,18 @@ static int m52790_remove(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
+static const struct i2c_device_id m52790_id[] = {
+ { "m52790", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, m52790_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "m52790",
.driverid = I2C_DRIVERID_M52790,
.command = m52790_command,
.probe = m52790_probe,
.remove = m52790_remove,
+ .id_table = m52790_id,
};
diff --git a/drivers/media/video/msp3400-driver.c b/drivers/media/video/msp3400-driver.c
index e6273162e12..310dbaba55f 100644
--- a/drivers/media/video/msp3400-driver.c
+++ b/drivers/media/video/msp3400-driver.c
@@ -815,7 +815,8 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id)
int msp_product, msp_prod_hi, msp_prod_lo;
int msp_rom;
- snprintf(client->name, sizeof(client->name) - 1, "msp3400");
+ if (!id)
+ strlcpy(client->name, "msp3400", sizeof(client->name));
if (msp_reset(client) == -1) {
v4l_dbg(1, msp_debug, client, "msp3400 not found\n");
@@ -864,9 +865,6 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id)
msp_revision = (state->rev1 & 0x0f) + '@';
msp_hard = ((state->rev1 >> 8) & 0xff) + '@';
msp_rom = state->rev2 & 0x1f;
- snprintf(client->name, sizeof(client->name), "MSP%d4%02d%c-%c%d",
- msp_family, msp_product,
- msp_revision, msp_hard, msp_rom);
/* Rev B=2, C=3, D=4, G=7 */
state->ident = msp_family * 10000 + 4000 + msp_product * 10 +
msp_revision - '@';
@@ -931,7 +929,9 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id)
}
/* hello world :-) */
- v4l_info(client, "%s found @ 0x%x (%s)\n", client->name,
+ v4l_info(client, "MSP%d4%02d%c-%c%d found @ 0x%x (%s)\n",
+ msp_family, msp_product,
+ msp_revision, msp_hard, msp_rom,
client->addr << 1, client->adapter->name);
v4l_info(client, "%s ", client->name);
if (state->has_nicam && state->has_radio)
@@ -987,6 +987,12 @@ static int msp_remove(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
+static const struct i2c_device_id msp_id[] = {
+ { "msp3400", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, msp_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "msp3400",
.driverid = I2C_DRIVERID_MSP3400,
@@ -995,6 +1001,7 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.remove = msp_remove,
.suspend = msp_suspend,
.resume = msp_resume,
+ .id_table = msp_id,
};
diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c
index e684108637a..435c083cc54 100644
--- a/drivers/media/video/saa7115.c
+++ b/drivers/media/video/saa7115.c
@@ -1456,14 +1456,13 @@ static int saa7115_probe(struct i2c_client *client,
struct saa711x_state *state;
int i;
char name[17];
- u8 chip_id;
+ char chip_id;
+ int autodetect = !id || id->driver_data == 1;
/* Check if the adapter supports the needed features */
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- snprintf(client->name, sizeof(client->name) - 1, "saa7115");
-
for (i = 0; i < 0x0f; i++) {
saa711x_write(client, 0, i);
name[i] = (saa711x_read(client, 0) & 0x0f) + '0';
@@ -1472,8 +1471,7 @@ static int saa7115_probe(struct i2c_client *client,
}
name[i] = '\0';
- saa711x_write(client, 0, 5);
- chip_id = saa711x_read(client, 0) & 0x0f;
+ chip_id = name[5];
/* Check whether this chip is part of the saa711x series */
if (memcmp(name, "1f711", 5)) {
@@ -1482,8 +1480,14 @@ static int saa7115_probe(struct i2c_client *client,
return -ENODEV;
}
- snprintf(client->name, sizeof(client->name) - 1, "saa711%d",chip_id);
- v4l_info(client, "saa711%d found (%s) @ 0x%x (%s)\n", chip_id, name, client->addr << 1, client->adapter->name);
+ /* Safety check */
+ if (!autodetect && id->name[6] != chip_id) {
+ v4l_warn(client, "found saa711%c while %s was expected\n",
+ chip_id, id->name);
+ }
+ snprintf(client->name, sizeof(client->name), "saa711%c", chip_id);
+ v4l_info(client, "saa711%c found (%s) @ 0x%x (%s)\n", chip_id, name,
+ client->addr << 1, client->adapter->name);
state = kzalloc(sizeof(struct saa711x_state), GFP_KERNEL);
i2c_set_clientdata(client, state);
@@ -1499,19 +1503,19 @@ static int saa7115_probe(struct i2c_client *client,
state->hue = 0;
state->sat = 64;
switch (chip_id) {
- case 1:
+ case '1':
state->ident = V4L2_IDENT_SAA7111;
break;
- case 3:
+ case '3':
state->ident = V4L2_IDENT_SAA7113;
break;
- case 4:
+ case '4':
state->ident = V4L2_IDENT_SAA7114;
break;
- case 5:
+ case '5':
state->ident = V4L2_IDENT_SAA7115;
break;
- case 8:
+ case '8':
state->ident = V4L2_IDENT_SAA7118;
break;
default:
@@ -1553,6 +1557,17 @@ static int saa7115_remove(struct i2c_client *client)
return 0;
}
+static const struct i2c_device_id saa7115_id[] = {
+ { "saa711x", 1 }, /* autodetect */
+ { "saa7111", 0 },
+ { "saa7113", 0 },
+ { "saa7114", 0 },
+ { "saa7115", 0 },
+ { "saa7118", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, saa7115_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "saa7115",
.driverid = I2C_DRIVERID_SAA711X,
@@ -1560,5 +1575,6 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.probe = saa7115_probe,
.remove = saa7115_remove,
.legacy_class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
+ .id_table = saa7115_id,
};
diff --git a/drivers/media/video/saa7127.c b/drivers/media/video/saa7127.c
index e750cd65c1c..79d11a658bd 100644
--- a/drivers/media/video/saa7127.c
+++ b/drivers/media/video/saa7127.c
@@ -672,8 +672,6 @@ static int saa7127_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- snprintf(client->name, sizeof(client->name) - 1, "saa7127");
-
v4l_dbg(1, debug, client, "detecting saa7127 client on address 0x%x\n",
client->addr << 1);
@@ -741,11 +739,18 @@ static int saa7127_remove(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
+static struct i2c_device_id saa7127_id[] = {
+ { "saa7127", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, saa7127_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "saa7127",
.driverid = I2C_DRIVERID_SAA7127,
.command = saa7127_command,
.probe = saa7127_probe,
.remove = saa7127_remove,
+ .id_table = saa7127_id,
};
diff --git a/drivers/media/video/saa717x.c b/drivers/media/video/saa717x.c
index 72c4081feff..2220f956994 100644
--- a/drivers/media/video/saa717x.c
+++ b/drivers/media/video/saa717x.c
@@ -1429,8 +1429,6 @@ static int saa717x_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- snprintf(client->name, sizeof(client->name) - 1, "saa717x");
-
if (saa717x_write(client, 0x5a4, 0xfe) &&
saa717x_write(client, 0x5a5, 0x0f) &&
saa717x_write(client, 0x5a6, 0x00) &&
@@ -1507,6 +1505,12 @@ static int saa717x_remove(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
+static const struct i2c_device_id saa717x_id[] = {
+ { "saa717x", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, saa717x_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "saa717x",
.driverid = I2C_DRIVERID_SAA717X,
@@ -1514,4 +1518,5 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.probe = saa717x_probe,
.remove = saa717x_remove,
.legacy_class = I2C_CLASS_TV_ANALOG | I2C_CLASS_TV_DIGITAL,
+ .id_table = saa717x_id,
};
diff --git a/drivers/media/video/sn9c102/sn9c102_core.c b/drivers/media/video/sn9c102/sn9c102_core.c
index 5748b1e1a12..7f9c7bcf3c8 100644
--- a/drivers/media/video/sn9c102/sn9c102_core.c
+++ b/drivers/media/video/sn9c102/sn9c102_core.c
@@ -34,7 +34,7 @@
#include <linux/mm.h>
#include <linux/vmalloc.h>
#include <linux/page-flags.h>
-#include <linux/byteorder/generic.h>
+#include <asm/byteorder.h>
#include <asm/page.h>
#include <asm/uaccess.h>
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index 5a75788b92a..198f0afb812 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -1115,7 +1115,6 @@ static int tuner_probe(struct i2c_client *client,
if (NULL == t)
return -ENOMEM;
t->i2c = client;
- strlcpy(client->name, "(tuner unset)", sizeof(client->name));
i2c_set_clientdata(client, t);
t->type = UNSET;
t->audmode = V4L2_TUNER_MODE_STEREO;
@@ -1273,11 +1272,26 @@ static int tuner_remove(struct i2c_client *client)
list_del(&t->list);
kfree(t);
+
+ /* The probing code has overwritten the device name, restore it so
+ that reloading the driver will work. Ideally the device name
+ should not be overwritten in the first place, but for now that
+ will do. */
+ strlcpy(client->name, "tuner", I2C_NAME_SIZE);
return 0;
}
/* ----------------------------------------------------------------------- */
+/* This driver supports many devices and the idea is to let the driver
+ detect which device is present. So rather than listing all supported
+ devices here, we pretend to support a single, fake device type. */
+static const struct i2c_device_id tuner_id[] = {
+ { "tuner", }, /* autodetect */
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, tuner_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "tuner",
.driverid = I2C_DRIVERID_TUNER,
@@ -1287,6 +1301,7 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.suspend = tuner_suspend,
.resume = tuner_resume,
.legacy_probe = tuner_legacy_probe,
+ .id_table = tuner_id,
};
diff --git a/drivers/media/video/upd64031a.c b/drivers/media/video/upd64031a.c
index 93bfd19dec7..b4628874933 100644
--- a/drivers/media/video/upd64031a.c
+++ b/drivers/media/video/upd64031a.c
@@ -228,6 +228,11 @@ static int upd64031a_remove(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
+static const struct i2c_device_id upd64031a_id[] = {
+ { "upd64031a", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, upd64031a_id);
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "upd64031a",
@@ -235,4 +240,5 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.command = upd64031a_command,
.probe = upd64031a_probe,
.remove = upd64031a_remove,
+ .id_table = upd64031a_id,
};
diff --git a/drivers/media/video/upd64083.c b/drivers/media/video/upd64083.c
index 9ab712a56ce..9521ce004dc 100644
--- a/drivers/media/video/upd64083.c
+++ b/drivers/media/video/upd64083.c
@@ -205,6 +205,11 @@ static int upd64083_remove(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
+static const struct i2c_device_id upd64083_id[] = {
+ { "upd64083", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, upd64083_id);
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "upd64083",
@@ -212,4 +217,5 @@ static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.command = upd64083_command,
.probe = upd64083_probe,
.remove = upd64083_remove,
+ .id_table = upd64083_id,
};
diff --git a/drivers/media/video/videobuf-core.c b/drivers/media/video/videobuf-core.c
index 982f4463896..0a88c44ace0 100644
--- a/drivers/media/video/videobuf-core.c
+++ b/drivers/media/video/videobuf-core.c
@@ -331,7 +331,7 @@ int videobuf_mmap_free(struct videobuf_queue *q)
}
/* Locking: Caller holds q->vb_lock */
-static int __videobuf_mmap_setup(struct videobuf_queue *q,
+int __videobuf_mmap_setup(struct videobuf_queue *q,
unsigned int bcount, unsigned int bsize,
enum v4l2_memory memory)
{
@@ -1129,6 +1129,7 @@ EXPORT_SYMBOL_GPL(videobuf_read_stream);
EXPORT_SYMBOL_GPL(videobuf_read_one);
EXPORT_SYMBOL_GPL(videobuf_poll_stream);
+EXPORT_SYMBOL_GPL(__videobuf_mmap_setup);
EXPORT_SYMBOL_GPL(videobuf_mmap_setup);
EXPORT_SYMBOL_GPL(videobuf_mmap_free);
EXPORT_SYMBOL_GPL(videobuf_mmap_mapper);
diff --git a/drivers/media/video/vp27smpx.c b/drivers/media/video/vp27smpx.c
index fac0deba24a..a1f76ee032e 100644
--- a/drivers/media/video/vp27smpx.c
+++ b/drivers/media/video/vp27smpx.c
@@ -130,8 +130,6 @@ static int vp27smpx_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- snprintf(client->name, sizeof(client->name) - 1, "vp27smpx");
-
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
@@ -154,11 +152,18 @@ static int vp27smpx_remove(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
+static const struct i2c_device_id vp27smpx_id[] = {
+ { "vp27smpx", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, vp27smpx_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "vp27smpx",
.driverid = I2C_DRIVERID_VP27SMPX,
.command = vp27smpx_command,
.probe = vp27smpx_probe,
.remove = vp27smpx_remove,
+ .id_table = vp27smpx_id,
};
diff --git a/drivers/media/video/wm8739.c b/drivers/media/video/wm8739.c
index 0f8ed8461fb..fc50299caa3 100644
--- a/drivers/media/video/wm8739.c
+++ b/drivers/media/video/wm8739.c
@@ -313,11 +313,18 @@ static int wm8739_remove(struct i2c_client *client)
return 0;
}
+static const struct i2c_device_id wm8739_id[] = {
+ { "wm8739", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, wm8739_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "wm8739",
.driverid = I2C_DRIVERID_WM8739,
.command = wm8739_command,
.probe = wm8739_probe,
.remove = wm8739_remove,
+ .id_table = wm8739_id,
};
diff --git a/drivers/media/video/wm8775.c b/drivers/media/video/wm8775.c
index 67a409e60c4..506378a508b 100644
--- a/drivers/media/video/wm8775.c
+++ b/drivers/media/video/wm8775.c
@@ -216,11 +216,18 @@ static int wm8775_remove(struct i2c_client *client)
return 0;
}
+static const struct i2c_device_id wm8775_id[] = {
+ { "wm8775", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, wm8775_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "wm8775",
.driverid = I2C_DRIVERID_WM8775,
.command = wm8775_command,
.probe = wm8775_probe,
.remove = wm8775_remove,
+ .id_table = wm8775_id,
};
diff --git a/drivers/media/video/zc0301/zc0301_core.c b/drivers/media/video/zc0301/zc0301_core.c
index 363dd2b9475..e5c4e9f5193 100644
--- a/drivers/media/video/zc0301/zc0301_core.c
+++ b/drivers/media/video/zc0301/zc0301_core.c
@@ -38,7 +38,7 @@
#include <linux/mm.h>
#include <linux/vmalloc.h>
#include <linux/page-flags.h>
-#include <linux/byteorder/generic.h>
+#include <asm/byteorder.h>
#include <asm/page.h>
#include <asm/uaccess.h>
diff --git a/drivers/media/video/zoran_device.c b/drivers/media/video/zoran_device.c
index 7b60533efe4..37629ffd34c 100644
--- a/drivers/media/video/zoran_device.c
+++ b/drivers/media/video/zoran_device.c
@@ -31,7 +31,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/vmalloc.h>
-#include <linux/byteorder/generic.h>
#include <linux/interrupt.h>
#include <linux/proc_fs.h>
@@ -47,6 +46,7 @@
#include <linux/delay.h>
#include <linux/wait.h>
+#include <asm/byteorder.h>
#include <asm/io.h>
#include "videocodec.h"
diff --git a/drivers/media/video/zoran_driver.c b/drivers/media/video/zoran_driver.c
index 0134bec1e39..345c77e4683 100644
--- a/drivers/media/video/zoran_driver.c
+++ b/drivers/media/video/zoran_driver.c
@@ -52,7 +52,6 @@
#include <linux/pci.h>
#include <linux/vmalloc.h>
#include <linux/wait.h>
-#include <linux/byteorder/generic.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
@@ -74,6 +73,7 @@
#include <media/v4l2-common.h>
#include "videocodec.h"
+#include <asm/byteorder.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <linux/proc_fs.h>
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 2566479937c..ae96bd6242f 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -24,7 +24,7 @@ config MFD_ASIC3
config HTC_EGPIO
bool "HTC EGPIO support"
- depends on GENERIC_HARDIRQS && HAVE_GPIO_LIB
+ depends on GENERIC_HARDIRQS && HAVE_GPIO_LIB && ARM
help
This driver supports the CPLD egpio chip present on
several HTC phones. It provides basic support for input
diff --git a/drivers/mmc/card/Kconfig b/drivers/mmc/card/Kconfig
index aa8a4e46194..dd0f398ee2f 100644
--- a/drivers/mmc/card/Kconfig
+++ b/drivers/mmc/card/Kconfig
@@ -39,3 +39,15 @@ config SDIO_UART
SDIO function driver for SDIO cards that implements the UART
class, as well as the GPS class which appears like a UART.
+config MMC_TEST
+ tristate "MMC host test driver"
+ default n
+ help
+ Development driver that performs a series of reads and writes
+ to a memory card in order to expose certain well known bugs
+ in host controllers. The tests are executed by writing to the
+ "test" file in sysfs under each card. Note that whatever is
+ on your card will be overwritten by these tests.
+
+ This driver is only of interest to those developing or
+ testing a host driver. Most people should say N here.
diff --git a/drivers/mmc/card/Makefile b/drivers/mmc/card/Makefile
index fc5a784cfa1..0d407514f67 100644
--- a/drivers/mmc/card/Makefile
+++ b/drivers/mmc/card/Makefile
@@ -8,6 +8,7 @@ endif
obj-$(CONFIG_MMC_BLOCK) += mmc_block.o
mmc_block-objs := block.o queue.o
+obj-$(CONFIG_MMC_TEST) += mmc_test.o
obj-$(CONFIG_SDIO_UART) += sdio_uart.o
diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c
new file mode 100644
index 00000000000..ffadee549a4
--- /dev/null
+++ b/drivers/mmc/card/mmc_test.c
@@ -0,0 +1,892 @@
+/*
+ * linux/drivers/mmc/card/mmc_test.c
+ *
+ * Copyright 2007 Pierre Ossman
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ */
+
+#include <linux/mmc/core.h>
+#include <linux/mmc/card.h>
+#include <linux/mmc/host.h>
+#include <linux/mmc/mmc.h>
+
+#include <linux/scatterlist.h>
+
+#define RESULT_OK 0
+#define RESULT_FAIL 1
+#define RESULT_UNSUP_HOST 2
+#define RESULT_UNSUP_CARD 3
+
+#define BUFFER_SIZE (PAGE_SIZE * 4)
+
+struct mmc_test_card {
+ struct mmc_card *card;
+
+ u8 *buffer;
+};
+
+/*******************************************************************/
+/* Helper functions */
+/*******************************************************************/
+
+static int mmc_test_set_blksize(struct mmc_test_card *test, unsigned size)
+{
+ struct mmc_command cmd;
+ int ret;
+
+ cmd.opcode = MMC_SET_BLOCKLEN;
+ cmd.arg = size;
+ cmd.flags = MMC_RSP_R1 | MMC_CMD_AC;
+ ret = mmc_wait_for_cmd(test->card->host, &cmd, 0);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int __mmc_test_transfer(struct mmc_test_card *test, int write,
+ unsigned broken_xfer, u8 *buffer, unsigned addr,
+ unsigned blocks, unsigned blksz)
+{
+ int ret, busy;
+
+ struct mmc_request mrq;
+ struct mmc_command cmd;
+ struct mmc_command stop;
+ struct mmc_data data;
+
+ struct scatterlist sg;
+
+ memset(&mrq, 0, sizeof(struct mmc_request));
+
+ mrq.cmd = &cmd;
+ mrq.data = &data;
+
+ memset(&cmd, 0, sizeof(struct mmc_command));
+
+ if (broken_xfer) {
+ if (blocks > 1) {
+ cmd.opcode = write ?
+ MMC_WRITE_BLOCK : MMC_READ_SINGLE_BLOCK;
+ } else {
+ cmd.opcode = MMC_SEND_STATUS;
+ }
+ } else {
+ if (blocks > 1) {
+ cmd.opcode = write ?
+ MMC_WRITE_MULTIPLE_BLOCK : MMC_READ_MULTIPLE_BLOCK;
+ } else {
+ cmd.opcode = write ?
+ MMC_WRITE_BLOCK : MMC_READ_SINGLE_BLOCK;
+ }
+ }
+
+ if (broken_xfer && blocks == 1)
+ cmd.arg = test->card->rca << 16;
+ else
+ cmd.arg = addr;
+ cmd.flags = MMC_RSP_R1 | MMC_CMD_ADTC;
+
+ memset(&stop, 0, sizeof(struct mmc_command));
+
+ if (!broken_xfer && (blocks > 1)) {
+ stop.opcode = MMC_STOP_TRANSMISSION;
+ stop.arg = 0;
+ stop.flags = MMC_RSP_R1B | MMC_CMD_AC;
+
+ mrq.stop = &stop;
+ }
+
+ memset(&data, 0, sizeof(struct mmc_data));
+
+ data.blksz = blksz;
+ data.blocks = blocks;
+ data.flags = write ? MMC_DATA_WRITE : MMC_DATA_READ;
+ data.sg = &sg;
+ data.sg_len = 1;
+
+ sg_init_one(&sg, buffer, blocks * blksz);
+
+ mmc_set_data_timeout(&data, test->card);
+
+ mmc_wait_for_req(test->card->host, &mrq);
+
+ ret = 0;
+
+ if (broken_xfer) {
+ if (!ret && cmd.error)
+ ret = cmd.error;
+ if (!ret && data.error == 0)
+ ret = RESULT_FAIL;
+ if (!ret && data.error != -ETIMEDOUT)
+ ret = data.error;
+ if (!ret && stop.error)
+ ret = stop.error;
+ if (blocks > 1) {
+ if (!ret && data.bytes_xfered > blksz)
+ ret = RESULT_FAIL;
+ } else {
+ if (!ret && data.bytes_xfered > 0)
+ ret = RESULT_FAIL;
+ }
+ } else {
+ if (!ret && cmd.error)
+ ret = cmd.error;
+ if (!ret && data.error)
+ ret = data.error;
+ if (!ret && stop.error)
+ ret = stop.error;
+ if (!ret && data.bytes_xfered != blocks * blksz)
+ ret = RESULT_FAIL;
+ }
+
+ if (ret == -EINVAL)
+ ret = RESULT_UNSUP_HOST;
+
+ busy = 0;
+ do {
+ int ret2;
+
+ memset(&cmd, 0, sizeof(struct mmc_command));
+
+ cmd.opcode = MMC_SEND_STATUS;
+ cmd.arg = test->card->rca << 16;
+ cmd.flags = MMC_RSP_R1 | MMC_CMD_AC;
+
+ ret2 = mmc_wait_for_cmd(test->card->host, &cmd, 0);
+ if (ret2)
+ break;
+
+ if (!busy && !(cmd.resp[0] & R1_READY_FOR_DATA)) {
+ busy = 1;
+ printk(KERN_INFO "%s: Warning: Host did not "
+ "wait for busy state to end.\n",
+ mmc_hostname(test->card->host));
+ }
+ } while (!(cmd.resp[0] & R1_READY_FOR_DATA));
+
+ return ret;
+}
+
+static int mmc_test_transfer(struct mmc_test_card *test, int write,
+ u8 *buffer, unsigned addr, unsigned blocks, unsigned blksz)
+{
+ return __mmc_test_transfer(test, write, 0, buffer,
+ addr, blocks, blksz);
+}
+
+static int mmc_test_prepare_verify(struct mmc_test_card *test, int write)
+{
+ int ret, i;
+
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ if (write)
+ memset(test->buffer, 0xDF, BUFFER_SIZE);
+ else {
+ for (i = 0;i < BUFFER_SIZE;i++)
+ test->buffer[i] = i;
+ }
+
+ for (i = 0;i < BUFFER_SIZE / 512;i++) {
+ ret = mmc_test_transfer(test, 1, test->buffer + i * 512,
+ i * 512, 1, 512);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_prepare_verify_write(struct mmc_test_card *test)
+{
+ return mmc_test_prepare_verify(test, 1);
+}
+
+static int mmc_test_prepare_verify_read(struct mmc_test_card *test)
+{
+ return mmc_test_prepare_verify(test, 0);
+}
+
+static int mmc_test_verified_transfer(struct mmc_test_card *test, int write,
+ u8 *buffer, unsigned addr, unsigned blocks, unsigned blksz)
+{
+ int ret, i, sectors;
+
+ /*
+ * It is assumed that the above preparation has been done.
+ */
+
+ memset(test->buffer, 0, BUFFER_SIZE);
+
+ if (write) {
+ for (i = 0;i < blocks * blksz;i++)
+ buffer[i] = i;
+ }
+
+ ret = mmc_test_set_blksize(test, blksz);
+ if (ret)
+ return ret;
+
+ ret = mmc_test_transfer(test, write, buffer, addr, blocks, blksz);
+ if (ret)
+ return ret;
+
+ if (write) {
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ sectors = (blocks * blksz + 511) / 512;
+ if ((sectors * 512) == (blocks * blksz))
+ sectors++;
+
+ if ((sectors * 512) > BUFFER_SIZE)
+ return -EINVAL;
+
+ memset(test->buffer, 0, sectors * 512);
+
+ for (i = 0;i < sectors;i++) {
+ ret = mmc_test_transfer(test, 0,
+ test->buffer + i * 512,
+ addr + i * 512, 1, 512);
+ if (ret)
+ return ret;
+ }
+
+ for (i = 0;i < blocks * blksz;i++) {
+ if (test->buffer[i] != (u8)i)
+ return RESULT_FAIL;
+ }
+
+ for (;i < sectors * 512;i++) {
+ if (test->buffer[i] != 0xDF)
+ return RESULT_FAIL;
+ }
+ } else {
+ for (i = 0;i < blocks * blksz;i++) {
+ if (buffer[i] != (u8)i)
+ return RESULT_FAIL;
+ }
+ }
+
+ return 0;
+}
+
+static int mmc_test_cleanup_verify(struct mmc_test_card *test)
+{
+ int ret, i;
+
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ memset(test->buffer, 0, BUFFER_SIZE);
+
+ for (i = 0;i < BUFFER_SIZE / 512;i++) {
+ ret = mmc_test_transfer(test, 1, test->buffer + i * 512,
+ i * 512, 1, 512);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+/*******************************************************************/
+/* Tests */
+/*******************************************************************/
+
+struct mmc_test_case {
+ const char *name;
+
+ int (*prepare)(struct mmc_test_card *);
+ int (*run)(struct mmc_test_card *);
+ int (*cleanup)(struct mmc_test_card *);
+};
+
+static int mmc_test_basic_write(struct mmc_test_card *test)
+{
+ int ret;
+
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ ret = mmc_test_transfer(test, 1, test->buffer, 0, 1, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_basic_read(struct mmc_test_card *test)
+{
+ int ret;
+
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ ret = mmc_test_transfer(test, 0, test->buffer, 0, 1, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_verify_write(struct mmc_test_card *test)
+{
+ int ret;
+
+ ret = mmc_test_verified_transfer(test, 1, test->buffer, 0, 1, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_verify_read(struct mmc_test_card *test)
+{
+ int ret;
+
+ ret = mmc_test_verified_transfer(test, 0, test->buffer, 0, 1, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_multi_write(struct mmc_test_card *test)
+{
+ int ret;
+ unsigned int size;
+
+ if (test->card->host->max_blk_count == 1)
+ return RESULT_UNSUP_HOST;
+
+ size = PAGE_SIZE * 2;
+ size = min(size, test->card->host->max_req_size);
+ size = min(size, test->card->host->max_seg_size);
+ size = min(size, test->card->host->max_blk_count * 512);
+
+ if (size < 1024)
+ return RESULT_UNSUP_HOST;
+
+ ret = mmc_test_verified_transfer(test, 1, test->buffer, 0,
+ size / 512, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_multi_read(struct mmc_test_card *test)
+{
+ int ret;
+ unsigned int size;
+
+ if (test->card->host->max_blk_count == 1)
+ return RESULT_UNSUP_HOST;
+
+ size = PAGE_SIZE * 2;
+ size = min(size, test->card->host->max_req_size);
+ size = min(size, test->card->host->max_seg_size);
+ size = min(size, test->card->host->max_blk_count * 512);
+
+ if (size < 1024)
+ return RESULT_UNSUP_HOST;
+
+ ret = mmc_test_verified_transfer(test, 0, test->buffer, 0,
+ size / 512, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_pow2_write(struct mmc_test_card *test)
+{
+ int ret, i;
+
+ if (!test->card->csd.write_partial)
+ return RESULT_UNSUP_CARD;
+
+ for (i = 1; i < 512;i <<= 1) {
+ ret = mmc_test_verified_transfer(test, 1,
+ test->buffer, 0, 1, i);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_pow2_read(struct mmc_test_card *test)
+{
+ int ret, i;
+
+ if (!test->card->csd.read_partial)
+ return RESULT_UNSUP_CARD;
+
+ for (i = 1; i < 512;i <<= 1) {
+ ret = mmc_test_verified_transfer(test, 0,
+ test->buffer, 0, 1, i);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_weird_write(struct mmc_test_card *test)
+{
+ int ret, i;
+
+ if (!test->card->csd.write_partial)
+ return RESULT_UNSUP_CARD;
+
+ for (i = 3; i < 512;i += 7) {
+ ret = mmc_test_verified_transfer(test, 1,
+ test->buffer, 0, 1, i);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_weird_read(struct mmc_test_card *test)
+{
+ int ret, i;
+
+ if (!test->card->csd.read_partial)
+ return RESULT_UNSUP_CARD;
+
+ for (i = 3; i < 512;i += 7) {
+ ret = mmc_test_verified_transfer(test, 0,
+ test->buffer, 0, 1, i);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_align_write(struct mmc_test_card *test)
+{
+ int ret, i;
+
+ for (i = 1;i < 4;i++) {
+ ret = mmc_test_verified_transfer(test, 1, test->buffer + i,
+ 0, 1, 512);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_align_read(struct mmc_test_card *test)
+{
+ int ret, i;
+
+ for (i = 1;i < 4;i++) {
+ ret = mmc_test_verified_transfer(test, 0, test->buffer + i,
+ 0, 1, 512);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_align_multi_write(struct mmc_test_card *test)
+{
+ int ret, i;
+ unsigned int size;
+
+ if (test->card->host->max_blk_count == 1)
+ return RESULT_UNSUP_HOST;
+
+ size = PAGE_SIZE * 2;
+ size = min(size, test->card->host->max_req_size);
+ size = min(size, test->card->host->max_seg_size);
+ size = min(size, test->card->host->max_blk_count * 512);
+
+ if (size < 1024)
+ return RESULT_UNSUP_HOST;
+
+ for (i = 1;i < 4;i++) {
+ ret = mmc_test_verified_transfer(test, 1, test->buffer + i,
+ 0, size / 512, 512);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_align_multi_read(struct mmc_test_card *test)
+{
+ int ret, i;
+ unsigned int size;
+
+ if (test->card->host->max_blk_count == 1)
+ return RESULT_UNSUP_HOST;
+
+ size = PAGE_SIZE * 2;
+ size = min(size, test->card->host->max_req_size);
+ size = min(size, test->card->host->max_seg_size);
+ size = min(size, test->card->host->max_blk_count * 512);
+
+ if (size < 1024)
+ return RESULT_UNSUP_HOST;
+
+ for (i = 1;i < 4;i++) {
+ ret = mmc_test_verified_transfer(test, 0, test->buffer + i,
+ 0, size / 512, 512);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mmc_test_xfersize_write(struct mmc_test_card *test)
+{
+ int ret;
+
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ ret = __mmc_test_transfer(test, 1, 1, test->buffer, 0, 1, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_xfersize_read(struct mmc_test_card *test)
+{
+ int ret;
+
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ ret = __mmc_test_transfer(test, 0, 1, test->buffer, 0, 1, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_multi_xfersize_write(struct mmc_test_card *test)
+{
+ int ret;
+
+ if (test->card->host->max_blk_count == 1)
+ return RESULT_UNSUP_HOST;
+
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ ret = __mmc_test_transfer(test, 1, 1, test->buffer, 0, 2, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int mmc_test_multi_xfersize_read(struct mmc_test_card *test)
+{
+ int ret;
+
+ if (test->card->host->max_blk_count == 1)
+ return RESULT_UNSUP_HOST;
+
+ ret = mmc_test_set_blksize(test, 512);
+ if (ret)
+ return ret;
+
+ ret = __mmc_test_transfer(test, 0, 1, test->buffer, 0, 2, 512);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static const struct mmc_test_case mmc_test_cases[] = {
+ {
+ .name = "Basic write (no data verification)",
+ .run = mmc_test_basic_write,
+ },
+
+ {
+ .name = "Basic read (no data verification)",
+ .run = mmc_test_basic_read,
+ },
+
+ {
+ .name = "Basic write (with data verification)",
+ .prepare = mmc_test_prepare_verify_write,
+ .run = mmc_test_verify_write,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Basic read (with data verification)",
+ .prepare = mmc_test_prepare_verify_read,
+ .run = mmc_test_verify_read,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Multi-block write",
+ .prepare = mmc_test_prepare_verify_write,
+ .run = mmc_test_multi_write,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Multi-block read",
+ .prepare = mmc_test_prepare_verify_read,
+ .run = mmc_test_multi_read,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Power of two block writes",
+ .prepare = mmc_test_prepare_verify_write,
+ .run = mmc_test_pow2_write,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Power of two block reads",
+ .prepare = mmc_test_prepare_verify_read,
+ .run = mmc_test_pow2_read,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Weird sized block writes",
+ .prepare = mmc_test_prepare_verify_write,
+ .run = mmc_test_weird_write,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Weird sized block reads",
+ .prepare = mmc_test_prepare_verify_read,
+ .run = mmc_test_weird_read,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Badly aligned write",
+ .prepare = mmc_test_prepare_verify_write,
+ .run = mmc_test_align_write,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Badly aligned read",
+ .prepare = mmc_test_prepare_verify_read,
+ .run = mmc_test_align_read,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Badly aligned multi-block write",
+ .prepare = mmc_test_prepare_verify_write,
+ .run = mmc_test_align_multi_write,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Badly aligned multi-block read",
+ .prepare = mmc_test_prepare_verify_read,
+ .run = mmc_test_align_multi_read,
+ .cleanup = mmc_test_cleanup_verify,
+ },
+
+ {
+ .name = "Correct xfer_size at write (start failure)",
+ .run = mmc_test_xfersize_write,
+ },
+
+ {
+ .name = "Correct xfer_size at read (start failure)",
+ .run = mmc_test_xfersize_read,
+ },
+
+ {
+ .name = "Correct xfer_size at write (midway failure)",
+ .run = mmc_test_multi_xfersize_write,
+ },
+
+ {
+ .name = "Correct xfer_size at read (midway failure)",
+ .run = mmc_test_multi_xfersize_read,
+ },
+};
+
+static struct mutex mmc_test_lock;
+
+static void mmc_test_run(struct mmc_test_card *test)
+{
+ int i, ret;
+
+ printk(KERN_INFO "%s: Starting tests of card %s...\n",
+ mmc_hostname(test->card->host), mmc_card_id(test->card));
+
+ mmc_claim_host(test->card->host);
+
+ for (i = 0;i < ARRAY_SIZE(mmc_test_cases);i++) {
+ printk(KERN_INFO "%s: Test case %d. %s...\n",
+ mmc_hostname(test->card->host), i + 1,
+ mmc_test_cases[i].name);
+
+ if (mmc_test_cases[i].prepare) {
+ ret = mmc_test_cases[i].prepare(test);
+ if (ret) {
+ printk(KERN_INFO "%s: Result: Prepare "
+ "stage failed! (%d)\n",
+ mmc_hostname(test->card->host),
+ ret);
+ continue;
+ }
+ }
+
+ ret = mmc_test_cases[i].run(test);
+ switch (ret) {
+ case RESULT_OK:
+ printk(KERN_INFO "%s: Result: OK\n",
+ mmc_hostname(test->card->host));
+ break;
+ case RESULT_FAIL:
+ printk(KERN_INFO "%s: Result: FAILED\n",
+ mmc_hostname(test->card->host));
+ break;
+ case RESULT_UNSUP_HOST:
+ printk(KERN_INFO "%s: Result: UNSUPPORTED "
+ "(by host)\n",
+ mmc_hostname(test->card->host));
+ break;
+ case RESULT_UNSUP_CARD:
+ printk(KERN_INFO "%s: Result: UNSUPPORTED "
+ "(by card)\n",
+ mmc_hostname(test->card->host));
+ break;
+ default:
+ printk(KERN_INFO "%s: Result: ERROR (%d)\n",
+ mmc_hostname(test->card->host), ret);
+ }
+
+ if (mmc_test_cases[i].cleanup) {
+ ret = mmc_test_cases[i].cleanup(test);
+ if (ret) {
+ printk(KERN_INFO "%s: Warning: Cleanup "
+ "stage failed! (%d)\n",
+ mmc_hostname(test->card->host),
+ ret);
+ }
+ }
+ }
+
+ mmc_release_host(test->card->host);
+
+ printk(KERN_INFO "%s: Tests completed.\n",
+ mmc_hostname(test->card->host));
+}
+
+static ssize_t mmc_test_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ mutex_lock(&mmc_test_lock);
+ mutex_unlock(&mmc_test_lock);
+
+ return 0;
+}
+
+static ssize_t mmc_test_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct mmc_card *card;
+ struct mmc_test_card *test;
+
+ card = container_of(dev, struct mmc_card, dev);
+
+ test = kzalloc(sizeof(struct mmc_test_card), GFP_KERNEL);
+ if (!test)
+ return -ENOMEM;
+
+ test->card = card;
+
+ test->buffer = kzalloc(BUFFER_SIZE, GFP_KERNEL);
+ if (test->buffer) {
+ mutex_lock(&mmc_test_lock);
+ mmc_test_run(test);
+ mutex_unlock(&mmc_test_lock);
+ }
+
+ kfree(test->buffer);
+ kfree(test);
+
+ return count;
+}
+
+static DEVICE_ATTR(test, S_IWUSR | S_IRUGO, mmc_test_show, mmc_test_store);
+
+static int mmc_test_probe(struct mmc_card *card)
+{
+ int ret;
+
+ mutex_init(&mmc_test_lock);
+
+ ret = device_create_file(&card->dev, &dev_attr_test);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static void mmc_test_remove(struct mmc_card *card)
+{
+ device_remove_file(&card->dev, &dev_attr_test);
+}
+
+static struct mmc_driver mmc_driver = {
+ .drv = {
+ .name = "mmc_test",
+ },
+ .probe = mmc_test_probe,
+ .remove = mmc_test_remove,
+};
+
+static int __init mmc_test_init(void)
+{
+ return mmc_register_driver(&mmc_driver);
+}
+
+static void __exit mmc_test_exit(void)
+{
+ mmc_unregister_driver(&mmc_driver);
+}
+
+module_init(mmc_test_init);
+module_exit(mmc_test_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Multimedia Card (MMC) host test driver");
+MODULE_AUTHOR("Pierre Ossman");
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 3b3cd0e7471..dead61754ad 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -119,7 +119,7 @@ config MMC_TIFM_SD
config MMC_SPI
tristate "MMC/SD over SPI"
- depends on MMC && SPI_MASTER && !HIGHMEM
+ depends on MMC && SPI_MASTER && !HIGHMEM && HAS_DMA
select CRC7
select CRC_ITU_T
help
diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index a28fc2f68ce..8979ad330a4 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -663,9 +663,12 @@ static void at91_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
gpio_set_value(host->board->vcc_pin, 0);
break;
case MMC_POWER_UP:
- case MMC_POWER_ON:
gpio_set_value(host->board->vcc_pin, 1);
break;
+ case MMC_POWER_ON:
+ break;
+ default:
+ WARN_ON(1);
}
}
}
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index 14759e9f42a..549517c3567 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -1003,7 +1003,7 @@ static void mmc_omap_dma_cb(int lch, u16 ch_status, void *data)
static int mmc_omap_get_dma_channel(struct mmc_omap_host *host, struct mmc_data *data)
{
- const char *dev_name;
+ const char *dma_dev_name;
int sync_dev, dma_ch, is_read, r;
is_read = !(data->flags & MMC_DATA_WRITE);
@@ -1018,21 +1018,21 @@ static int mmc_omap_get_dma_channel(struct mmc_omap_host *host, struct mmc_data
if (is_read) {
if (host->id == 1) {
sync_dev = OMAP_DMA_MMC_RX;
- dev_name = "MMC1 read";
+ dma_dev_name = "MMC1 read";
} else {
sync_dev = OMAP_DMA_MMC2_RX;
- dev_name = "MMC2 read";
+ dma_dev_name = "MMC2 read";
}
} else {
if (host->id == 1) {
sync_dev = OMAP_DMA_MMC_TX;
- dev_name = "MMC1 write";
+ dma_dev_name = "MMC1 write";
} else {
sync_dev = OMAP_DMA_MMC2_TX;
- dev_name = "MMC2 write";
+ dma_dev_name = "MMC2 write";
}
}
- r = omap_request_dma(sync_dev, dev_name, mmc_omap_dma_cb,
+ r = omap_request_dma(sync_dev, dma_dev_name, mmc_omap_dma_cb,
host, &dma_ch);
if (r != 0) {
dev_dbg(mmc_dev(host->mmc), "omap_request_dma() failed with %d\n", r);
diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c
index e6c545fe5f5..87d8795823d 100644
--- a/drivers/net/3c509.c
+++ b/drivers/net/3c509.c
@@ -413,7 +413,7 @@ static int __devinit el3_pnp_probe(struct pnp_dev *pdev,
{
short i;
int ioaddr, irq, if_port;
- u16 phys_addr[3];
+ __be16 phys_addr[3];
struct net_device *dev = NULL;
int err;
@@ -605,7 +605,7 @@ static int __init el3_mca_probe(struct device *device)
short i;
int ioaddr, irq, if_port;
- u16 phys_addr[3];
+ __be16 phys_addr[3];
struct net_device *dev = NULL;
u_char pos4, pos5;
struct mca_device *mdev = to_mca_device(device);
@@ -635,14 +635,13 @@ static int __init el3_mca_probe(struct device *device)
printk(KERN_DEBUG "3c529: irq %d ioaddr 0x%x ifport %d\n", irq, ioaddr, if_port);
}
EL3WINDOW(0);
- for (i = 0; i < 3; i++) {
- phys_addr[i] = htons(read_eeprom(ioaddr, i));
- }
+ for (i = 0; i < 3; i++)
+ phys_addr[i] = htons(read_eeprom(ioaddr, i));
dev = alloc_etherdev(sizeof (struct el3_private));
if (dev == NULL) {
- release_region(ioaddr, EL3_IO_EXTENT);
- return -ENOMEM;
+ release_region(ioaddr, EL3_IO_EXTENT);
+ return -ENOMEM;
}
netdev_boot_setup_check(dev);
@@ -668,7 +667,7 @@ static int __init el3_eisa_probe (struct device *device)
{
short i;
int ioaddr, irq, if_port;
- u16 phys_addr[3];
+ __be16 phys_addr[3];
struct net_device *dev = NULL;
struct eisa_device *edev;
int err;
diff --git a/drivers/net/82596.c b/drivers/net/82596.c
index 2797da7eeee..da292e647eb 100644
--- a/drivers/net/82596.c
+++ b/drivers/net/82596.c
@@ -1162,6 +1162,7 @@ struct net_device * __init i82596_probe(int unit)
memcpy(eth_addr, (void *) 0xfffc1f2c, 6); /* YUCK! Get addr from NOVRAM */
dev->base_addr = MVME_I596_BASE;
dev->irq = (unsigned) MVME16x_IRQ_I596;
+ goto found;
}
#endif
#ifdef ENABLE_BVME6000_NET
@@ -1176,6 +1177,7 @@ struct net_device * __init i82596_probe(int unit)
rtc[3] = msr;
dev->base_addr = BVME_I596_BASE;
dev->irq = (unsigned) BVME_IRQ_I596;
+ goto found;
}
#endif
#ifdef ENABLE_APRICOT
@@ -1212,8 +1214,13 @@ struct net_device * __init i82596_probe(int unit)
}
dev->irq = 10;
+ goto found;
}
#endif
+ err = -ENODEV;
+ goto out;
+
+found:
dev->mem_start = (int)__get_free_pages(GFP_ATOMIC, 0);
if (!dev->mem_start) {
err = -ENOMEM;
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 02d5165b147..b1ca6f2a44e 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1353,7 +1353,7 @@ config APRICOT
config B44
tristate "Broadcom 440x/47xx ethernet support"
- depends on SSB_POSSIBLE
+ depends on SSB_POSSIBLE && HAS_DMA
select SSB
select MII
help
diff --git a/drivers/net/apne.c b/drivers/net/apne.c
index 47a8275d396..867f6fff543 100644
--- a/drivers/net/apne.c
+++ b/drivers/net/apne.c
@@ -127,6 +127,9 @@ struct net_device * __init apne_probe(int unit)
#endif
int err;
+ if (!MACH_IS_AMIGA)
+ return ERR_PTR(-ENODEV);
+
if (apne_owned)
return ERR_PTR(-ENODEV);
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 9c2394d4942..6e4c80d41b0 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -2135,7 +2135,7 @@ static int atl1_tso(struct atl1_adapter *adapter, struct sk_buff *skb,
return -1;
}
- if (skb->protocol == ntohs(ETH_P_IP)) {
+ if (skb->protocol == htons(ETH_P_IP)) {
struct iphdr *iph = ip_hdr(skb);
real_len = (((unsigned char *)iph - skb->data) +
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 68c41a00d93..08f3d396bcd 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -1437,8 +1437,16 @@ int bond_create_sysfs(void)
* configure multiple bonding devices.
*/
if (ret == -EEXIST) {
- netdev_class = NULL;
- return 0;
+ /* Is someone being kinky and naming a device bonding_master? */
+ if (__dev_get_by_name(&init_net,
+ class_attr_bonding_masters.attr.name))
+ printk(KERN_ERR
+ "network device named %s already exists in sysfs",
+ class_attr_bonding_masters.attr.name);
+ else {
+ netdev_class = NULL;
+ return 0;
+ }
}
return ret;
diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index 93e13636f8d..83768df2780 100644
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -142,8 +142,8 @@
#define DRV_MODULE_NAME "cassini"
#define PFX DRV_MODULE_NAME ": "
-#define DRV_MODULE_VERSION "1.5"
-#define DRV_MODULE_RELDATE "4 Jan 2008"
+#define DRV_MODULE_VERSION "1.6"
+#define DRV_MODULE_RELDATE "21 May 2008"
#define CAS_DEF_MSG_ENABLE \
(NETIF_MSG_DRV | \
@@ -2136,9 +2136,12 @@ end_copy_pkt:
if (addr)
cas_page_unmap(addr);
}
- skb->csum = csum_unfold(~csum);
- skb->ip_summed = CHECKSUM_COMPLETE;
skb->protocol = eth_type_trans(skb, cp->dev);
+ if (skb->protocol == htons(ETH_P_IP)) {
+ skb->csum = csum_unfold(~csum);
+ skb->ip_summed = CHECKSUM_COMPLETE;
+ } else
+ skb->ip_summed = CHECKSUM_NONE;
return len;
}
diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c
index 9081234ab45..6f50ed7b183 100644
--- a/drivers/net/irda/irda-usb.c
+++ b/drivers/net/irda/irda-usb.c
@@ -1120,7 +1120,7 @@ static int stir421x_patch_device(struct irda_usb_cb *self)
}
}
- if (self->usbdev->descriptor.bcdDevice == fw_version) {
+ if (self->usbdev->descriptor.bcdDevice == cpu_to_le16(fw_version)) {
/*
* If we're here, we've found a correct patch
* The actual image starts after the "STMP" keyword
diff --git a/drivers/net/irda/irda-usb.h b/drivers/net/irda/irda-usb.h
index e846c38224a..a0ca9c1fe19 100644
--- a/drivers/net/irda/irda-usb.h
+++ b/drivers/net/irda/irda-usb.h
@@ -117,11 +117,11 @@
struct irda_class_desc {
__u8 bLength;
__u8 bDescriptorType;
- __u16 bcdSpecRevision;
+ __le16 bcdSpecRevision;
__u8 bmDataSize;
__u8 bmWindowSize;
__u8 bmMinTurnaroundTime;
- __u16 wBaudRate;
+ __le16 wBaudRate;
__u8 bmAdditionalBOFs;
__u8 bIrdaRateSniff;
__u8 bMaxUnicastList;
diff --git a/drivers/net/mac89x0.c b/drivers/net/mac89x0.c
index 2a66e5b7ceb..4ce8afd481c 100644
--- a/drivers/net/mac89x0.c
+++ b/drivers/net/mac89x0.c
@@ -183,6 +183,9 @@ struct net_device * __init mac89x0_probe(int unit)
int err = -ENODEV;
DECLARE_MAC_BUF(mac);
+ if (!MACH_IS_MAC)
+ return ERR_PTR(-ENODEV);
+
dev = alloc_etherdev(sizeof(struct net_local));
if (!dev)
return ERR_PTR(-ENOMEM);
diff --git a/drivers/net/macmace.c b/drivers/net/macmace.c
index 18770527df9..51ad3765e07 100644
--- a/drivers/net/macmace.c
+++ b/drivers/net/macmace.c
@@ -781,6 +781,9 @@ static int __init mac_mace_init_module(void)
{
int err;
+ if (!MACH_IS_MAC)
+ return -ENODEV;
+
if ((err = platform_driver_register(&mac_mace_driver))) {
printk(KERN_ERR "Driver registration failed\n");
return err;
diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c
index 79359919335..8db342f2fdc 100644
--- a/drivers/net/pppol2tp.c
+++ b/drivers/net/pppol2tp.c
@@ -980,6 +980,8 @@ static int pppol2tp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
__wsum csum = 0;
struct udphdr *uh;
unsigned int len;
+ int old_headroom;
+ int new_headroom;
if (sock_flag(sk, SOCK_DEAD) || !(sk->sk_state & PPPOX_CONNECTED))
goto abort;
@@ -1001,16 +1003,18 @@ static int pppol2tp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
/* Check that there's enough headroom in the skb to insert IP,
* UDP and L2TP and PPP headers. If not enough, expand it to
- * make room. Note that a new skb (or a clone) is
- * allocated. If we return an error from this point on, make
- * sure we free the new skb but do not free the original skb
- * since that is done by the caller for the error case.
+ * make room. Adjust truesize.
*/
headroom = NET_SKB_PAD + sizeof(struct iphdr) +
sizeof(struct udphdr) + hdr_len + sizeof(ppph);
+ old_headroom = skb_headroom(skb);
if (skb_cow_head(skb, headroom))
goto abort;
+ new_headroom = skb_headroom(skb);
+ skb_orphan(skb);
+ skb->truesize += new_headroom - old_headroom;
+
/* Setup PPP header */
__skb_push(skb, sizeof(ppph));
skb->data[0] = ppph[0];
@@ -1065,7 +1069,6 @@ static int pppol2tp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
/* Get routing info from the tunnel socket */
dst_release(skb->dst);
skb->dst = dst_clone(__sk_dst_get(sk_tun));
- skb_orphan(skb);
skb->sk = sk_tun;
/* Queue the packet to IP for output */
diff --git a/drivers/net/sun3lance.c b/drivers/net/sun3lance.c
index f8d46134dac..359452a06c6 100644
--- a/drivers/net/sun3lance.c
+++ b/drivers/net/sun3lance.c
@@ -250,6 +250,9 @@ struct net_device * __init sun3lance_probe(int unit)
static int found;
int err = -ENODEV;
+ if (!MACH_IS_SUN3 && !MACH_IS_SUN3X)
+ return ERR_PTR(-ENODEV);
+
/* check that this machine has an onboard lance */
switch(idprom->id_machtype) {
case SM_SUN3|SM_3_50:
diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c
index 76752d84a30..22c17bbacb6 100644
--- a/drivers/net/usb/catc.c
+++ b/drivers/net/usb/catc.c
@@ -423,7 +423,10 @@ static int catc_hard_start_xmit(struct sk_buff *skb, struct net_device *netdev)
catc->tx_ptr = (((catc->tx_ptr - 1) >> 6) + 1) << 6;
tx_buf = catc->tx_buf[catc->tx_idx] + catc->tx_ptr;
- *((u16*)tx_buf) = (catc->is_f5u011) ? cpu_to_be16((u16)skb->len) : cpu_to_le16((u16)skb->len);
+ if (catc->is_f5u011)
+ *(__be16 *)tx_buf = cpu_to_be16(skb->len);
+ else
+ *(__le16 *)tx_buf = cpu_to_le16(skb->len);
skb_copy_from_linear_data(skb, tx_buf + 2, skb->len);
catc->tx_ptr += skb->len + 2;
diff --git a/drivers/net/usb/cdc_subset.c b/drivers/net/usb/cdc_subset.c
index 0ec7936cbe2..c66b9c324f5 100644
--- a/drivers/net/usb/cdc_subset.c
+++ b/drivers/net/usb/cdc_subset.c
@@ -218,7 +218,7 @@ static const struct driver_info blob_info = {
/*-------------------------------------------------------------------------*/
#ifndef HAVE_HARDWARE
-#error You need to configure some hardware for this driver
+#warning You need to configure some hardware for this driver
#endif
/*
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index 21a7785cb8b..3969b7a2b8e 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -283,8 +283,8 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
struct rndis_set_c *set_c;
struct rndis_halt *halt;
} u;
- u32 tmp, phym_unspec;
- __le32 *phym;
+ u32 tmp;
+ __le32 phym_unspec, *phym;
int reply_len;
unsigned char *bp;
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 45f47c1c0a3..4e1c690ff45 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -2668,6 +2668,7 @@ static struct net_device *init_wifidev(struct airo_info *ai,
dev->irq = ethdev->irq;
dev->base_addr = ethdev->base_addr;
dev->wireless_data = ethdev->wireless_data;
+ SET_NETDEV_DEV(dev, ethdev->dev.parent);
memcpy(dev->dev_addr, ethdev->dev_addr, dev->addr_len);
err = register_netdev(dev);
if (err<0) {
@@ -2904,7 +2905,7 @@ EXPORT_SYMBOL(init_airo_card);
static int waitbusy (struct airo_info *ai) {
int delay = 0;
- while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) & (delay < 10000)) {
+ while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
udelay (10);
if ((++delay % 20) == 0)
OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);
diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c
index 4e5c8fc3520..635b9ac9aaa 100644
--- a/drivers/net/wireless/ath5k/base.c
+++ b/drivers/net/wireless/ath5k/base.c
@@ -1787,6 +1787,8 @@ ath5k_tasklet_rx(unsigned long data)
spin_lock(&sc->rxbuflock);
do {
+ rxs.flag = 0;
+
if (unlikely(list_empty(&sc->rxbuf))) {
ATH5K_WARN(sc, "empty rx buf pool\n");
break;
diff --git a/drivers/net/wireless/ath5k/hw.c b/drivers/net/wireless/ath5k/hw.c
index 5fb1ae6ad3e..77990b56860 100644
--- a/drivers/net/wireless/ath5k/hw.c
+++ b/drivers/net/wireless/ath5k/hw.c
@@ -4119,6 +4119,7 @@ static int ath5k_hw_proc_5210_rx_status(struct ath5k_hw *ah,
rs->rs_tstamp = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5210_RX_DESC_STATUS1_RECEIVE_TIMESTAMP);
rs->rs_status = 0;
+ rs->rs_phyerr = 0;
/*
* Key table status
@@ -4145,7 +4146,7 @@ static int ath5k_hw_proc_5210_rx_status(struct ath5k_hw *ah,
if (rx_status->rx_status_1 &
AR5K_5210_RX_DESC_STATUS1_PHY_ERROR) {
rs->rs_status |= AR5K_RXERR_PHY;
- rs->rs_phyerr = AR5K_REG_MS(rx_status->rx_status_1,
+ rs->rs_phyerr |= AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5210_RX_DESC_STATUS1_PHY_ERROR);
}
@@ -4193,6 +4194,7 @@ static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
rs->rs_tstamp = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5212_RX_DESC_STATUS1_RECEIVE_TIMESTAMP);
rs->rs_status = 0;
+ rs->rs_phyerr = 0;
/*
* Key table status
@@ -4215,7 +4217,7 @@ static int ath5k_hw_proc_5212_rx_status(struct ath5k_hw *ah,
if (rx_status->rx_status_1 &
AR5K_5212_RX_DESC_STATUS1_PHY_ERROR) {
rs->rs_status |= AR5K_RXERR_PHY;
- rs->rs_phyerr = AR5K_REG_MS(rx_err->rx_error_1,
+ rs->rs_phyerr |= AR5K_REG_MS(rx_err->rx_error_1,
AR5K_RX_DESC_ERROR1_PHY_ERROR_CODE);
}
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index ef2da4023d6..438e63ecccf 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -47,6 +47,7 @@
#include <linux/string.h>
#include <linux/ctype.h>
#include <linux/timer.h>
+#include <asm/byteorder.h>
#include <asm/io.h>
#include <asm/system.h>
#include <asm/uaccess.h>
@@ -60,7 +61,6 @@
#include <linux/delay.h>
#include <linux/wireless.h>
#include <net/iw_handler.h>
-#include <linux/byteorder/generic.h>
#include <linux/crc32.h>
#include <linux/proc_fs.h>
#include <linux/device.h>
diff --git a/drivers/net/wireless/b43/Kconfig b/drivers/net/wireless/b43/Kconfig
index f51b2d9b085..1fa043d1802 100644
--- a/drivers/net/wireless/b43/Kconfig
+++ b/drivers/net/wireless/b43/Kconfig
@@ -1,6 +1,6 @@
config B43
tristate "Broadcom 43xx wireless support (mac80211 stack)"
- depends on SSB_POSSIBLE && MAC80211 && WLAN_80211
+ depends on SSB_POSSIBLE && MAC80211 && WLAN_80211 && HAS_DMA
select SSB
select FW_LOADER
select HW_RANDOM
diff --git a/drivers/net/wireless/b43legacy/Kconfig b/drivers/net/wireless/b43legacy/Kconfig
index 13c65faf024..aef2298d37a 100644
--- a/drivers/net/wireless/b43legacy/Kconfig
+++ b/drivers/net/wireless/b43legacy/Kconfig
@@ -1,6 +1,6 @@
config B43LEGACY
tristate "Broadcom 43xx-legacy wireless support (mac80211 stack)"
- depends on SSB_POSSIBLE && MAC80211 && WLAN_80211
+ depends on SSB_POSSIBLE && MAC80211 && WLAN_80211 && HAS_DMA
select SSB
select FW_LOADER
select HW_RANDOM
diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c
index 437a9bcc9bd..ed4317a17cb 100644
--- a/drivers/net/wireless/hostap/hostap_cs.c
+++ b/drivers/net/wireless/hostap/hostap_cs.c
@@ -833,6 +833,7 @@ static struct pcmcia_device_id hostap_cs_ids[] = {
PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001),
PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300),
/* PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000), conflict with pcnet_cs */
+ PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002),
PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002),
PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005),
PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010),
diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c
index 7be68db6f30..cdf90c40f11 100644
--- a/drivers/net/wireless/hostap/hostap_hw.c
+++ b/drivers/net/wireless/hostap/hostap_hw.c
@@ -3276,11 +3276,6 @@ while (0)
}
printk(KERN_INFO "%s: Registered netdevice %s\n", dev_info, dev->name);
-#ifndef PRISM2_NO_PROCFS_DEBUG
- create_proc_read_entry("registers", 0, local->proc,
- prism2_registers_proc_read, local);
-#endif /* PRISM2_NO_PROCFS_DEBUG */
-
hostap_init_data(local);
return dev;
@@ -3307,6 +3302,10 @@ static int hostap_hw_ready(struct net_device *dev)
netif_carrier_off(local->ddev);
}
hostap_init_proc(local);
+#ifndef PRISM2_NO_PROCFS_DEBUG
+ create_proc_read_entry("registers", 0, local->proc,
+ prism2_registers_proc_read, local);
+#endif /* PRISM2_NO_PROCFS_DEBUG */
hostap_init_ap_proc(local);
return 0;
}
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index fa87c5c2ae0..d74c061994a 100644
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -11584,6 +11584,7 @@ static int ipw_prom_alloc(struct ipw_priv *priv)
priv->prom_net_dev->hard_start_xmit = ipw_prom_hard_start_xmit;
priv->prom_priv->ieee->iw_mode = IW_MODE_MONITOR;
+ SET_NETDEV_DEV(priv->prom_net_dev, &priv->pci_dev->dev);
rc = register_netdev(priv->prom_net_dev);
if (rc) {
diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c
index dcfdb404678..688d60de55c 100644
--- a/drivers/net/wireless/libertas/ethtool.c
+++ b/drivers/net/wireless/libertas/ethtool.c
@@ -73,8 +73,8 @@ out:
return ret;
}
-static void lbs_ethtool_get_stats(struct net_device * dev,
- struct ethtool_stats * stats, u64 * data)
+static void lbs_ethtool_get_stats(struct net_device *dev,
+ struct ethtool_stats *stats, uint64_t *data)
{
struct lbs_private *priv = dev->priv;
struct cmd_ds_mesh_access mesh_access;
@@ -83,12 +83,12 @@ static void lbs_ethtool_get_stats(struct net_device * dev,
lbs_deb_enter(LBS_DEB_ETHTOOL);
/* Get Mesh Statistics */
- ret = lbs_prepare_and_send_command(priv,
- CMD_MESH_ACCESS, CMD_ACT_MESH_GET_STATS,
- CMD_OPTION_WAITFORRSP, 0, &mesh_access);
+ ret = lbs_mesh_access(priv, CMD_ACT_MESH_GET_STATS, &mesh_access);
- if (ret)
+ if (ret) {
+ memset(data, 0, MESH_STATS_NUM*(sizeof(uint64_t)));
return;
+ }
priv->mstats.fwd_drop_rbt = le32_to_cpu(mesh_access.data[0]);
priv->mstats.fwd_drop_ttl = le32_to_cpu(mesh_access.data[1]);
@@ -111,19 +111,18 @@ static void lbs_ethtool_get_stats(struct net_device * dev,
lbs_deb_enter(LBS_DEB_ETHTOOL);
}
-static int lbs_ethtool_get_sset_count(struct net_device * dev, int sset)
+static int lbs_ethtool_get_sset_count(struct net_device *dev, int sset)
{
- switch (sset) {
- case ETH_SS_STATS:
+ struct lbs_private *priv = dev->priv;
+
+ if (sset == ETH_SS_STATS && dev == priv->mesh_dev)
return MESH_STATS_NUM;
- default:
- return -EOPNOTSUPP;
- }
+
+ return -EOPNOTSUPP;
}
static void lbs_ethtool_get_strings(struct net_device *dev,
- u32 stringset,
- u8 * s)
+ uint32_t stringset, uint8_t *s)
{
int i;
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 406f54d4095..e1f06606859 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -756,6 +756,7 @@ static int lbs_thread(void *data)
priv->nr_retries = 0;
} else {
priv->cur_cmd = NULL;
+ priv->dnld_sent = DNLD_RES_RECEIVED;
lbs_pr_info("requeueing command %x due to timeout (#%d)\n",
le16_to_cpu(cmdnode->cmdbuf->command), priv->nr_retries);
@@ -1564,6 +1565,7 @@ static int lbs_add_rtap(struct lbs_private *priv)
rtap_dev->hard_start_xmit = lbs_rtap_hard_start_xmit;
rtap_dev->set_multicast_list = lbs_set_multicast_list;
rtap_dev->priv = priv;
+ SET_NETDEV_DEV(rtap_dev, priv->dev->dev.parent);
ret = register_netdev(rtap_dev);
if (ret) {
diff --git a/drivers/net/wireless/orinoco_cs.c b/drivers/net/wireless/orinoco_cs.c
index 8b7f5768a10..1c216e015f6 100644
--- a/drivers/net/wireless/orinoco_cs.c
+++ b/drivers/net/wireless/orinoco_cs.c
@@ -461,6 +461,7 @@ static struct pcmcia_device_id orinoco_cs_ids[] = {
PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0673), /* Linksys WCF12 Wireless CompactFlash Card */
PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002), /* ASUS SpaceLink WL-100 */
PCMCIA_DEVICE_MANF_CARD(0x02ac, 0x0002), /* SpeedStream SS1021 Wireless Adapter */
+ PCMCIA_DEVICE_MANF_CARD(0x02ac, 0x3021), /* SpeedStream Wireless Adapter */
PCMCIA_DEVICE_MANF_CARD(0x14ea, 0xb001), /* PLANEX RoadLannerWave GW-NS11H */
PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300), /* Airvast WN-100 */
PCMCIA_DEVICE_MANF_CARD(0x9005, 0x0021), /* Adaptec Ultra Wireless ANW-8030 */
diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c
index d5787b37e1f..9223ada5f00 100644
--- a/drivers/net/wireless/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl8187_dev.c
@@ -92,6 +92,7 @@ static void rtl8187_iowrite_async(struct rtl8187_priv *priv, __le16 addr,
u8 data[4];
struct usb_ctrlrequest dr;
} *buf;
+ int rc;
buf = kmalloc(sizeof(*buf), GFP_ATOMIC);
if (!buf)
@@ -116,7 +117,11 @@ static void rtl8187_iowrite_async(struct rtl8187_priv *priv, __le16 addr,
usb_fill_control_urb(urb, priv->udev, usb_sndctrlpipe(priv->udev, 0),
(unsigned char *)dr, buf, len,
rtl8187_iowrite_async_cb, buf);
- usb_submit_urb(urb, GFP_ATOMIC);
+ rc = usb_submit_urb(urb, GFP_ATOMIC);
+ if (rc < 0) {
+ kfree(buf);
+ usb_free_urb(urb);
+ }
}
static inline void rtl818x_iowrite32_async(struct rtl8187_priv *priv,
@@ -169,6 +174,7 @@ static int rtl8187_tx(struct ieee80211_hw *dev, struct sk_buff *skb,
struct urb *urb;
__le16 rts_dur = 0;
u32 flags;
+ int rc;
urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!urb) {
@@ -208,7 +214,11 @@ static int rtl8187_tx(struct ieee80211_hw *dev, struct sk_buff *skb,
info->dev = dev;
usb_fill_bulk_urb(urb, priv->udev, usb_sndbulkpipe(priv->udev, 2),
hdr, skb->len, rtl8187_tx_cb, skb);
- usb_submit_urb(urb, GFP_ATOMIC);
+ rc = usb_submit_urb(urb, GFP_ATOMIC);
+ if (rc < 0) {
+ usb_free_urb(urb);
+ kfree_skb(skb);
+ }
return 0;
}
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 69c45ca9905..6424e5a2c83 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -805,7 +805,7 @@ void zd_process_intr(struct work_struct *work)
u16 int_status;
struct zd_mac *mac = container_of(work, struct zd_mac, process_intr);
- int_status = le16_to_cpu(*(u16 *)(mac->intr_buffer+4));
+ int_status = le16_to_cpu(*(__le16 *)(mac->intr_buffer+4));
if (int_status & INT_CFG_NEXT_BCN) {
if (net_ratelimit())
dev_dbg_f(zd_mac_dev(mac), "INT_CFG_NEXT_BCN\n");
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c
index 12e24f04ddd..8941f5eb96c 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.c
+++ b/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -342,7 +342,7 @@ static inline void handle_regs_int(struct urb *urb)
ZD_ASSERT(in_interrupt());
spin_lock(&intr->lock);
- int_num = le16_to_cpu(*(u16 *)(urb->transfer_buffer+2));
+ int_num = le16_to_cpu(*(__le16 *)(urb->transfer_buffer+2));
if (int_num == CR_INTERRUPT) {
struct zd_mac *mac = zd_hw_mac(zd_usb_to_hw(urb->context));
memcpy(&mac->intr_buffer, urb->transfer_buffer,
diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c
index 138dd76ee34..af1633eb3b7 100644
--- a/drivers/power/power_supply_core.c
+++ b/drivers/power/power_supply_core.c
@@ -91,15 +91,13 @@ int power_supply_register(struct device *parent, struct power_supply *psy)
{
int rc = 0;
- psy->dev = device_create(power_supply_class, parent, 0,
- "%s", psy->name);
+ psy->dev = device_create_drvdata(power_supply_class, parent, 0,
+ psy, "%s", psy->name);
if (IS_ERR(psy->dev)) {
rc = PTR_ERR(psy->dev);
goto dev_create_failed;
}
- dev_set_drvdata(psy->dev, psy);
-
INIT_WORK(&psy->changed_work, power_supply_changed_work);
rc = power_supply_create_attrs(psy);
diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c
index e8487347e4d..2c2428cc05d 100644
--- a/drivers/s390/char/vmlogrdr.c
+++ b/drivers/s390/char/vmlogrdr.c
@@ -762,10 +762,10 @@ static int vmlogrdr_register_device(struct vmlogrdr_priv_t *priv)
device_unregister(dev);
return ret;
}
- priv->class_device = device_create(vmlogrdr_class, dev,
- MKDEV(vmlogrdr_major,
- priv->minor_num),
- "%s", dev->bus_id);
+ priv->class_device = device_create_drvdata(vmlogrdr_class, dev,
+ MKDEV(vmlogrdr_major,
+ priv->minor_num),
+ priv, "%s", dev->bus_id);
if (IS_ERR(priv->class_device)) {
ret = PTR_ERR(priv->class_device);
priv->class_device=NULL;
@@ -773,7 +773,6 @@ static int vmlogrdr_register_device(struct vmlogrdr_priv_t *priv)
device_unregister(dev);
return ret;
}
- dev->driver_data = priv;
priv->device = dev;
return 0;
}
diff --git a/drivers/s390/kvm/kvm_virtio.c b/drivers/s390/kvm/kvm_virtio.c
index 47a7e6200b2..9f55ce6f3c7 100644
--- a/drivers/s390/kvm/kvm_virtio.c
+++ b/drivers/s390/kvm/kvm_virtio.c
@@ -78,27 +78,32 @@ static unsigned desc_size(const struct kvm_device_desc *desc)
+ desc->config_len;
}
-/*
- * This tests (and acknowleges) a feature bit.
- */
-static bool kvm_feature(struct virtio_device *vdev, unsigned fbit)
+/* This gets the device's feature bits. */
+static u32 kvm_get_features(struct virtio_device *vdev)
{
+ unsigned int i;
+ u32 features = 0;
struct kvm_device_desc *desc = to_kvmdev(vdev)->desc;
- u8 *features;
+ u8 *in_features = kvm_vq_features(desc);
- if (fbit / 8 > desc->feature_len)
- return false;
+ for (i = 0; i < min(desc->feature_len * 8, 32); i++)
+ if (in_features[i / 8] & (1 << (i % 8)))
+ features |= (1 << i);
+ return features;
+}
- features = kvm_vq_features(desc);
- if (!(features[fbit / 8] & (1 << (fbit % 8))))
- return false;
+static void kvm_set_features(struct virtio_device *vdev, u32 features)
+{
+ unsigned int i;
+ struct kvm_device_desc *desc = to_kvmdev(vdev)->desc;
+ /* Second half of bitmap is features we accept. */
+ u8 *out_features = kvm_vq_features(desc) + desc->feature_len;
- /*
- * We set the matching bit in the other half of the bitmap to tell the
- * Host we want to use this feature.
- */
- features[desc->feature_len + fbit / 8] |= (1 << (fbit % 8));
- return true;
+ memset(out_features, 0, desc->feature_len);
+ for (i = 0; i < min(desc->feature_len * 8, 32); i++) {
+ if (features & (1 << i))
+ out_features[i / 8] |= (1 << (i % 8));
+ }
}
/*
@@ -221,7 +226,8 @@ static void kvm_del_vq(struct virtqueue *vq)
* The config ops structure as defined by virtio config
*/
static struct virtio_config_ops kvm_vq_configspace_ops = {
- .feature = kvm_feature,
+ .get_features = kvm_get_features,
+ .set_features = kvm_set_features,
.get = kvm_get,
.set = kvm_set,
.get_status = kvm_get_status,
diff --git a/drivers/sbus/char/bpp.c b/drivers/sbus/char/bpp.c
index b87037ec980..03c96605947 100644
--- a/drivers/sbus/char/bpp.c
+++ b/drivers/sbus/char/bpp.c
@@ -869,7 +869,7 @@ static void probeLptPort(unsigned idx)
instances[idx].mode = COMPATIBILITY;
instances[idx].run_length = 0;
instances[idx].run_flag = 0;
- if (!request_region(lpAddr,3, dev_name)) return;
+ if (!request_region(lpAddr,3, bpp_dev_name)) return;
/*
* First, make sure the instance exists. Do this by writing to
@@ -1021,7 +1021,7 @@ static int __init bpp_init(void)
if (rc == 0)
return -ENODEV;
- rc = register_chrdev(BPP_MAJOR, dev_name, &bpp_fops);
+ rc = register_chrdev(BPP_MAJOR, bpp_dev_name, &bpp_fops);
if (rc < 0)
return rc;
@@ -1037,7 +1037,7 @@ static void __exit bpp_cleanup(void)
{
unsigned idx;
- unregister_chrdev(BPP_MAJOR, dev_name);
+ unregister_chrdev(BPP_MAJOR, bpp_dev_name);
for (idx = 0; idx < BPP_NO; idx++) {
if (instances[idx].present)
diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c
index 75c84d7b9ce..c4b938bc30d 100644
--- a/drivers/scsi/ch.c
+++ b/drivers/scsi/ch.c
@@ -910,9 +910,9 @@ static int ch_probe(struct device *dev)
ch->minor = minor;
sprintf(ch->name,"ch%d",ch->minor);
- class_dev = device_create(ch_sysfs_class, dev,
- MKDEV(SCSI_CHANGER_MAJOR,ch->minor),
- "s%s", ch->name);
+ class_dev = device_create_drvdata(ch_sysfs_class, dev,
+ MKDEV(SCSI_CHANGER_MAJOR, ch->minor),
+ ch, "s%s", ch->name);
if (IS_ERR(class_dev)) {
printk(KERN_WARNING "ch%d: device_create failed\n",
ch->minor);
@@ -926,7 +926,6 @@ static int ch_probe(struct device *dev)
if (init)
ch_init_elem(ch);
- dev_set_drvdata(dev, ch);
sdev_printk(KERN_INFO, sd, "Attached scsi changer %s\n", ch->name);
return 0;
diff --git a/drivers/scsi/mac_esp.c b/drivers/scsi/mac_esp.c
index cd37bd69a11..887682a24e3 100644
--- a/drivers/scsi/mac_esp.c
+++ b/drivers/scsi/mac_esp.c
@@ -650,7 +650,7 @@ static void __exit mac_esp_exit(void)
MODULE_DESCRIPTION("Mac ESP SCSI driver");
MODULE_AUTHOR("Finn Thain <fthain@telegraphics.com.au>");
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
MODULE_VERSION(DRV_VERSION);
module_init(mac_esp_init);
diff --git a/drivers/scsi/osst.c b/drivers/scsi/osst.c
index 31f7aec44d9..243d8becd30 100644
--- a/drivers/scsi/osst.c
+++ b/drivers/scsi/osst.c
@@ -5695,13 +5695,12 @@ static int osst_sysfs_add(dev_t dev, struct device *device, struct osst_tape * S
struct device *osst_member;
int err;
- osst_member = device_create(osst_sysfs_class, device, dev, "%s", name);
+ osst_member = device_create_drvdata(osst_sysfs_class, device, dev, STp, "%s", name);
if (IS_ERR(osst_member)) {
printk(KERN_WARNING "osst :W: Unable to add sysfs class member %s\n", name);
return PTR_ERR(osst_member);
}
- dev_set_drvdata(osst_member, STp);
err = device_create_file(osst_member, &dev_attr_ADR_rev);
if (err)
goto err_out;
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index c9d7f721b9e..ea0edd1b2e7 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1441,17 +1441,18 @@ sg_add(struct device *cl_dev, struct class_interface *cl_intf)
if (sg_sysfs_valid) {
struct device *sg_class_member;
- sg_class_member = device_create(sg_sysfs_class, cl_dev->parent,
- MKDEV(SCSI_GENERIC_MAJOR,
- sdp->index),
- "%s", disk->disk_name);
+ sg_class_member = device_create_drvdata(sg_sysfs_class,
+ cl_dev->parent,
+ MKDEV(SCSI_GENERIC_MAJOR,
+ sdp->index),
+ sdp,
+ "%s", disk->disk_name);
if (IS_ERR(sg_class_member)) {
printk(KERN_ERR "sg_add: "
"device_create failed\n");
error = PTR_ERR(sg_class_member);
goto cdev_add_err;
}
- dev_set_drvdata(sg_class_member, sdp);
error = sysfs_create_link(&scsidp->sdev_gendev.kobj,
&sg_class_member->kobj, "generic");
if (error)
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index e8db66ad0bd..6e5a5bb3131 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -4424,17 +4424,19 @@ static int do_create_class_files(struct scsi_tape *STp, int dev_num, int mode)
snprintf(name, 10, "%s%s%s", rew ? "n" : "",
STp->disk->disk_name, st_formats[i]);
st_class_member =
- device_create(st_sysfs_class, &STp->device->sdev_gendev,
- MKDEV(SCSI_TAPE_MAJOR,
- TAPE_MINOR(dev_num, mode, rew)),
- "%s", name);
+ device_create_drvdata(st_sysfs_class,
+ &STp->device->sdev_gendev,
+ MKDEV(SCSI_TAPE_MAJOR,
+ TAPE_MINOR(dev_num,
+ mode, rew)),
+ &STp->modes[mode],
+ "%s", name);
if (IS_ERR(st_class_member)) {
printk(KERN_WARNING "st%d: device_create failed\n",
dev_num);
error = PTR_ERR(st_class_member);
goto out;
}
- dev_set_drvdata(st_class_member, &STp->modes[mode]);
error = device_create_file(st_class_member,
&dev_attr_defined);
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index a1ca9b7bf2d..1400ea6a249 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -43,6 +43,7 @@
#include <asm/io.h>
#include <asm/irq.h>
+#include <asm/serial.h>
#include "8250.h"
@@ -92,8 +93,6 @@ static unsigned int nr_uarts = CONFIG_SERIAL_8250_RUNTIME_UARTS;
*/
#define CONFIG_HUB6 1
-#include <asm/serial.h>
-
/*
* SERIAL_PORT_DFNS tells us about built-in ports that have no
* standard enumeration mechanism. Platforms that can find all
@@ -1548,6 +1547,8 @@ static int serial_link_irq_chain(struct uart_8250_port *up)
i->head = &up->list;
spin_unlock_irq(&i->lock);
+ irq_flags |= SERIAL_EXTRA_IRQ_FLAGS;
+
ret = request_irq(up->port.irq, serial8250_interrupt,
irq_flags, "serial", i);
if (ret < 0)
diff --git a/drivers/serial/8250.h b/drivers/serial/8250.h
index 91bd28f2bb4..a10a40cc0d9 100644
--- a/drivers/serial/8250.h
+++ b/drivers/serial/8250.h
@@ -78,3 +78,8 @@ struct serial8250_config {
#else
#define ALPHA_KLUDGE_MCR 0
#endif
+
+#ifndef SERIAL_EXTRA_IRQ_FLAGS
+#define SERIAL_EXTRA_IRQ_FLAGS 0
+#endif
+
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 62e6eb136a3..9bc42763623 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -1361,7 +1361,7 @@ config SERIAL_SC26XX_CONSOLE
config SERIAL_BFIN_SPORT
tristate "Blackfin SPORT emulate UART (EXPERIMENTAL)"
- depends on BFIN && EXPERIMENTAL
+ depends on BLACKFIN && EXPERIMENTAL
select SERIAL_CORE
help
Enble support SPORT emulate UART on Blackfin series.
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 8fdafc27fce..ce6ee92b3a1 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -184,15 +184,15 @@ static void put_string(struct sci_port *sci_port, const char *buffer, int count)
int h, l;
c = *p++;
- h = highhex(c);
- l = lowhex(c);
+ h = hex_asc_hi(c);
+ l = hex_asc_lo(c);
put_char(port, h);
put_char(port, l);
checksum += h + l;
}
put_char(port, '#');
- put_char(port, highhex(checksum));
- put_char(port, lowhex(checksum));
+ put_char(port, hex_asc_hi(checksum));
+ put_char(port, hex_asc_lo(checksum));
} while (get_char(port) != '+');
} else
#endif /* CONFIG_SH_STANDARD_BIOS || CONFIG_SH_KGDB */
diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c
index 145c0281495..2847336742d 100644
--- a/drivers/serial/sunhv.c
+++ b/drivers/serial/sunhv.c
@@ -499,7 +499,6 @@ static void sunhv_console_write_bychar(struct console *con, const char *s, unsig
} else
spin_lock(&port->lock);
- spin_lock_irqsave(&port->lock, flags);
for (i = 0; i < n; i++) {
if (*s == '\n')
sunhv_console_putchar(port, '\r');
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index 55cc7b80422..0a12e90ad41 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -649,15 +649,14 @@ int __uio_register_device(struct module *owner,
if (ret)
goto err_get_minor;
- idev->dev = device_create(uio_class->class, parent,
- MKDEV(uio_major, idev->minor),
- "uio%d", idev->minor);
+ idev->dev = device_create_drvdata(uio_class->class, parent,
+ MKDEV(uio_major, idev->minor), idev,
+ "uio%d", idev->minor);
if (IS_ERR(idev->dev)) {
printk(KERN_ERR "UIO: device register failed\n");
ret = PTR_ERR(idev->dev);
goto err_device_create;
}
- dev_set_drvdata(idev->dev, idev);
ret = uio_dev_add_attributes(idev);
if (ret)
diff --git a/drivers/usb/class/Kconfig b/drivers/usb/class/Kconfig
index 3a9102d2591..66f17ed88cb 100644
--- a/drivers/usb/class/Kconfig
+++ b/drivers/usb/class/Kconfig
@@ -29,3 +29,14 @@ config USB_PRINTER
To compile this driver as a module, choose M here: the
module will be called usblp.
+config USB_WDM
+ tristate "USB Wireless Device Management support"
+ depends on USB
+ ---help---
+ This driver supports the WMC Device Management functionality
+ of cell phones compliant to the CDC WMC specification. You can use
+ AT commands over this device.
+
+ To compile this driver as a module, choose M here: the
+ module will be called cdc-wdm.
+
diff --git a/drivers/usb/class/Makefile b/drivers/usb/class/Makefile
index cc391e6c2af..535d59a3060 100644
--- a/drivers/usb/class/Makefile
+++ b/drivers/usb/class/Makefile
@@ -5,3 +5,4 @@
obj-$(CONFIG_USB_ACM) += cdc-acm.o
obj-$(CONFIG_USB_PRINTER) += usblp.o
+obj-$(CONFIG_USB_WDM) += cdc-wdm.o
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
new file mode 100644
index 00000000000..107666d4e2e
--- /dev/null
+++ b/drivers/usb/class/cdc-wdm.c
@@ -0,0 +1,740 @@
+/*
+ * cdc-wdm.c
+ *
+ * This driver supports USB CDC WCM Device Management.
+ *
+ * Copyright (c) 2007-2008 Oliver Neukum
+ *
+ * Some code taken from cdc-acm.c
+ *
+ * Released under the GPLv2.
+ *
+ * Many thanks to Carl Nordbeck
+ */
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/smp_lock.h>
+#include <linux/mutex.h>
+#include <linux/uaccess.h>
+#include <linux/bitops.h>
+#include <linux/poll.h>
+#include <linux/usb.h>
+#include <linux/usb/cdc.h>
+#include <asm/byteorder.h>
+#include <asm/unaligned.h>
+
+/*
+ * Version Information
+ */
+#define DRIVER_VERSION "v0.02"
+#define DRIVER_AUTHOR "Oliver Neukum"
+
+static struct usb_device_id wdm_ids[] = {
+ {
+ .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS |
+ USB_DEVICE_ID_MATCH_INT_SUBCLASS,
+ .bInterfaceClass = USB_CLASS_COMM,
+ .bInterfaceSubClass = USB_CDC_SUBCLASS_DMM
+ },
+ { }
+};
+
+#define WDM_MINOR_BASE 176
+
+
+#define WDM_IN_USE 1
+#define WDM_DISCONNECTING 2
+#define WDM_RESULT 3
+#define WDM_READ 4
+#define WDM_INT_STALL 5
+#define WDM_POLL_RUNNING 6
+
+
+#define WDM_MAX 16
+
+
+static DEFINE_MUTEX(wdm_mutex);
+
+/* --- method tables --- */
+
+struct wdm_device {
+ u8 *inbuf; /* buffer for response */
+ u8 *outbuf; /* buffer for command */
+ u8 *sbuf; /* buffer for status */
+ u8 *ubuf; /* buffer for copy to user space */
+
+ struct urb *command;
+ struct urb *response;
+ struct urb *validity;
+ struct usb_interface *intf;
+ struct usb_ctrlrequest *orq;
+ struct usb_ctrlrequest *irq;
+ spinlock_t iuspin;
+
+ unsigned long flags;
+ u16 bufsize;
+ u16 wMaxCommand;
+ u16 wMaxPacketSize;
+ u16 bMaxPacketSize0;
+ __le16 inum;
+ int reslength;
+ int length;
+ int read;
+ int count;
+ dma_addr_t shandle;
+ dma_addr_t ihandle;
+ struct mutex wlock;
+ struct mutex rlock;
+ wait_queue_head_t wait;
+ struct work_struct rxwork;
+ int werr;
+ int rerr;
+};
+
+static struct usb_driver wdm_driver;
+
+/* --- callbacks --- */
+static void wdm_out_callback(struct urb *urb)
+{
+ struct wdm_device *desc;
+ desc = urb->context;
+ spin_lock(&desc->iuspin);
+ desc->werr = urb->status;
+ spin_unlock(&desc->iuspin);
+ clear_bit(WDM_IN_USE, &desc->flags);
+ kfree(desc->outbuf);
+ wake_up(&desc->wait);
+}
+
+static void wdm_in_callback(struct urb *urb)
+{
+ struct wdm_device *desc = urb->context;
+ int status = urb->status;
+
+ spin_lock(&desc->iuspin);
+
+ if (status) {
+ switch (status) {
+ case -ENOENT:
+ dev_dbg(&desc->intf->dev,
+ "nonzero urb status received: -ENOENT");
+ break;
+ case -ECONNRESET:
+ dev_dbg(&desc->intf->dev,
+ "nonzero urb status received: -ECONNRESET");
+ break;
+ case -ESHUTDOWN:
+ dev_dbg(&desc->intf->dev,
+ "nonzero urb status received: -ESHUTDOWN");
+ break;
+ case -EPIPE:
+ err("nonzero urb status received: -EPIPE");
+ break;
+ default:
+ err("Unexpected error %d", status);
+ break;
+ }
+ }
+
+ desc->rerr = status;
+ desc->reslength = urb->actual_length;
+ memmove(desc->ubuf + desc->length, desc->inbuf, desc->reslength);
+ desc->length += desc->reslength;
+ wake_up(&desc->wait);
+
+ set_bit(WDM_READ, &desc->flags);
+ spin_unlock(&desc->iuspin);
+}
+
+static void wdm_int_callback(struct urb *urb)
+{
+ int rv = 0;
+ int status = urb->status;
+ struct wdm_device *desc;
+ struct usb_ctrlrequest *req;
+ struct usb_cdc_notification *dr;
+
+ desc = urb->context;
+ req = desc->irq;
+ dr = (struct usb_cdc_notification *)desc->sbuf;
+
+ if (status) {
+ switch (status) {
+ case -ESHUTDOWN:
+ case -ENOENT:
+ case -ECONNRESET:
+ return; /* unplug */
+ case -EPIPE:
+ set_bit(WDM_INT_STALL, &desc->flags);
+ err("Stall on int endpoint");
+ goto sw; /* halt is cleared in work */
+ default:
+ err("nonzero urb status received: %d", status);
+ break;
+ }
+ }
+
+ if (urb->actual_length < sizeof(struct usb_cdc_notification)) {
+ err("wdm_int_callback - %d bytes", urb->actual_length);
+ goto exit;
+ }
+
+ switch (dr->bNotificationType) {
+ case USB_CDC_NOTIFY_RESPONSE_AVAILABLE:
+ dev_dbg(&desc->intf->dev,
+ "NOTIFY_RESPONSE_AVAILABLE received: index %d len %d",
+ dr->wIndex, dr->wLength);
+ break;
+
+ case USB_CDC_NOTIFY_NETWORK_CONNECTION:
+
+ dev_dbg(&desc->intf->dev,
+ "NOTIFY_NETWORK_CONNECTION %s network",
+ dr->wValue ? "connected to" : "disconnected from");
+ goto exit;
+ default:
+ clear_bit(WDM_POLL_RUNNING, &desc->flags);
+ err("unknown notification %d received: index %d len %d",
+ dr->bNotificationType, dr->wIndex, dr->wLength);
+ goto exit;
+ }
+
+ req->bRequestType = (USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE);
+ req->bRequest = USB_CDC_GET_ENCAPSULATED_RESPONSE;
+ req->wValue = 0;
+ req->wIndex = desc->inum;
+ req->wLength = cpu_to_le16(desc->bMaxPacketSize0);
+
+ usb_fill_control_urb(
+ desc->response,
+ interface_to_usbdev(desc->intf),
+ /* using common endpoint 0 */
+ usb_rcvctrlpipe(interface_to_usbdev(desc->intf), 0),
+ (unsigned char *)req,
+ desc->inbuf,
+ desc->bMaxPacketSize0,
+ wdm_in_callback,
+ desc
+ );
+ desc->response->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+ spin_lock(&desc->iuspin);
+ clear_bit(WDM_READ, &desc->flags);
+ if (!test_bit(WDM_DISCONNECTING, &desc->flags)) {
+ rv = usb_submit_urb(desc->response, GFP_ATOMIC);
+ dev_dbg(&desc->intf->dev, "%s: usb_submit_urb %d",
+ __func__, rv);
+ }
+ spin_unlock(&desc->iuspin);
+ if (rv < 0) {
+ if (rv == -EPERM)
+ return;
+ if (rv == -ENOMEM) {
+sw:
+ rv = schedule_work(&desc->rxwork);
+ if (rv)
+ err("Cannot schedule work");
+ }
+ }
+exit:
+ rv = usb_submit_urb(urb, GFP_ATOMIC);
+ if (rv)
+ err("%s - usb_submit_urb failed with result %d",
+ __func__, rv);
+
+}
+
+static void kill_urbs(struct wdm_device *desc)
+{
+ usb_kill_urb(desc->command);
+ usb_kill_urb(desc->validity);
+ usb_kill_urb(desc->response);
+}
+
+static void free_urbs(struct wdm_device *desc)
+{
+ usb_free_urb(desc->validity);
+ usb_free_urb(desc->response);
+ usb_free_urb(desc->command);
+}
+
+static void cleanup(struct wdm_device *desc)
+{
+ usb_buffer_free(interface_to_usbdev(desc->intf),
+ desc->wMaxPacketSize,
+ desc->sbuf,
+ desc->validity->transfer_dma);
+ usb_buffer_free(interface_to_usbdev(desc->intf),
+ desc->wMaxPacketSize,
+ desc->inbuf,
+ desc->response->transfer_dma);
+ kfree(desc->orq);
+ kfree(desc->irq);
+ kfree(desc->ubuf);
+ free_urbs(desc);
+ kfree(desc);
+}
+
+static ssize_t wdm_write
+(struct file *file, const char __user *buffer, size_t count, loff_t *ppos)
+{
+ u8 *buf;
+ int rv = -EMSGSIZE, r, we;
+ struct wdm_device *desc = file->private_data;
+ struct usb_ctrlrequest *req;
+
+ if (count > desc->wMaxCommand)
+ count = desc->wMaxCommand;
+
+ spin_lock_irq(&desc->iuspin);
+ we = desc->werr;
+ desc->werr = 0;
+ spin_unlock_irq(&desc->iuspin);
+ if (we < 0)
+ return -EIO;
+
+ r = mutex_lock_interruptible(&desc->wlock); /* concurrent writes */
+ rv = -ERESTARTSYS;
+ if (r)
+ goto outnl;
+
+ r = wait_event_interruptible(desc->wait, !test_bit(WDM_IN_USE,
+ &desc->flags));
+ if (r < 0)
+ goto out;
+
+ if (test_bit(WDM_DISCONNECTING, &desc->flags)) {
+ rv = -ENODEV;
+ goto out;
+ }
+
+ desc->outbuf = buf = kmalloc(count, GFP_KERNEL);
+ if (!buf) {
+ rv = -ENOMEM;
+ goto out;
+ }
+
+ r = copy_from_user(buf, buffer, count);
+ if (r > 0) {
+ kfree(buf);
+ rv = -EFAULT;
+ goto out;
+ }
+
+ req = desc->orq;
+ usb_fill_control_urb(
+ desc->command,
+ interface_to_usbdev(desc->intf),
+ /* using common endpoint 0 */
+ usb_sndctrlpipe(interface_to_usbdev(desc->intf), 0),
+ (unsigned char *)req,
+ buf,
+ count,
+ wdm_out_callback,
+ desc
+ );
+
+ req->bRequestType = (USB_DIR_OUT | USB_TYPE_CLASS |
+ USB_RECIP_INTERFACE);
+ req->bRequest = USB_CDC_SEND_ENCAPSULATED_COMMAND;
+ req->wValue = 0;
+ req->wIndex = desc->inum;
+ req->wLength = cpu_to_le16(count);
+ set_bit(WDM_IN_USE, &desc->flags);
+
+ rv = usb_submit_urb(desc->command, GFP_KERNEL);
+ if (rv < 0) {
+ kfree(buf);
+ clear_bit(WDM_IN_USE, &desc->flags);
+ } else {
+ dev_dbg(&desc->intf->dev, "Tx URB has been submitted index=%d",
+ req->wIndex);
+ }
+out:
+ mutex_unlock(&desc->wlock);
+outnl:
+ return rv < 0 ? rv : count;
+}
+
+static ssize_t wdm_read
+(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
+{
+ int rv, cntr;
+ int i = 0;
+ struct wdm_device *desc = file->private_data;
+
+
+ rv = mutex_lock_interruptible(&desc->rlock); /*concurrent reads */
+ if (rv < 0)
+ return -ERESTARTSYS;
+
+ if (desc->length == 0) {
+ desc->read = 0;
+retry:
+ i++;
+ rv = wait_event_interruptible(desc->wait,
+ test_bit(WDM_READ, &desc->flags));
+
+ if (rv < 0) {
+ rv = -ERESTARTSYS;
+ goto err;
+ }
+
+ spin_lock_irq(&desc->iuspin);
+
+ if (desc->rerr) { /* read completed, error happened */
+ int t = desc->rerr;
+ desc->rerr = 0;
+ spin_unlock_irq(&desc->iuspin);
+ err("reading had resulted in %d", t);
+ rv = -EIO;
+ goto err;
+ }
+ /*
+ * recheck whether we've lost the race
+ * against the completion handler
+ */
+ if (!test_bit(WDM_READ, &desc->flags)) { /* lost race */
+ spin_unlock_irq(&desc->iuspin);
+ goto retry;
+ }
+ if (!desc->reslength) { /* zero length read */
+ spin_unlock_irq(&desc->iuspin);
+ goto retry;
+ }
+ clear_bit(WDM_READ, &desc->flags);
+ spin_unlock_irq(&desc->iuspin);
+ }
+
+ cntr = count > desc->length ? desc->length : count;
+ rv = copy_to_user(buffer, desc->ubuf, cntr);
+ if (rv > 0) {
+ rv = -EFAULT;
+ goto err;
+ }
+
+ for (i = 0; i < desc->length - cntr; i++)
+ desc->ubuf[i] = desc->ubuf[i + cntr];
+
+ desc->length -= cntr;
+ rv = cntr;
+
+err:
+ mutex_unlock(&desc->rlock);
+ if (rv < 0)
+ err("wdm_read: exit error");
+ return rv;
+}
+
+static int wdm_flush(struct file *file, fl_owner_t id)
+{
+ struct wdm_device *desc = file->private_data;
+
+ wait_event(desc->wait, !test_bit(WDM_IN_USE, &desc->flags));
+ if (desc->werr < 0)
+ err("Error in flush path: %d", desc->werr);
+
+ return desc->werr;
+}
+
+static unsigned int wdm_poll(struct file *file, struct poll_table_struct *wait)
+{
+ struct wdm_device *desc = file->private_data;
+ unsigned long flags;
+ unsigned int mask = 0;
+
+ spin_lock_irqsave(&desc->iuspin, flags);
+ if (test_bit(WDM_DISCONNECTING, &desc->flags)) {
+ mask = POLLERR;
+ spin_unlock_irqrestore(&desc->iuspin, flags);
+ goto desc_out;
+ }
+ if (test_bit(WDM_READ, &desc->flags))
+ mask = POLLIN | POLLRDNORM;
+ if (desc->rerr || desc->werr)
+ mask |= POLLERR;
+ if (!test_bit(WDM_IN_USE, &desc->flags))
+ mask |= POLLOUT | POLLWRNORM;
+ spin_unlock_irqrestore(&desc->iuspin, flags);
+
+ poll_wait(file, &desc->wait, wait);
+
+desc_out:
+ return mask;
+}
+
+static int wdm_open(struct inode *inode, struct file *file)
+{
+ int minor = iminor(inode);
+ int rv = -ENODEV;
+ struct usb_interface *intf;
+ struct wdm_device *desc;
+
+ mutex_lock(&wdm_mutex);
+ intf = usb_find_interface(&wdm_driver, minor);
+ if (!intf)
+ goto out;
+
+ desc = usb_get_intfdata(intf);
+ if (test_bit(WDM_DISCONNECTING, &desc->flags))
+ goto out;
+
+ desc->count++;
+ file->private_data = desc;
+
+ rv = usb_submit_urb(desc->validity, GFP_KERNEL);
+
+ if (rv < 0) {
+ desc->count--;
+ err("Error submitting int urb - %d", rv);
+ goto out;
+ }
+ rv = 0;
+
+out:
+ mutex_unlock(&wdm_mutex);
+ return rv;
+}
+
+static int wdm_release(struct inode *inode, struct file *file)
+{
+ struct wdm_device *desc = file->private_data;
+
+ mutex_lock(&wdm_mutex);
+ desc->count--;
+ if (!desc->count) {
+ dev_dbg(&desc->intf->dev, "wdm_release: cleanup");
+ kill_urbs(desc);
+ }
+ mutex_unlock(&wdm_mutex);
+ return 0;
+}
+
+static const struct file_operations wdm_fops = {
+ .owner = THIS_MODULE,
+ .read = wdm_read,
+ .write = wdm_write,
+ .open = wdm_open,
+ .flush = wdm_flush,
+ .release = wdm_release,
+ .poll = wdm_poll
+};
+
+static struct usb_class_driver wdm_class = {
+ .name = "cdc-wdm%d",
+ .fops = &wdm_fops,
+ .minor_base = WDM_MINOR_BASE,
+};
+
+/* --- error handling --- */
+static void wdm_rxwork(struct work_struct *work)
+{
+ struct wdm_device *desc = container_of(work, struct wdm_device, rxwork);
+ unsigned long flags;
+ int rv;
+
+ spin_lock_irqsave(&desc->iuspin, flags);
+ if (test_bit(WDM_DISCONNECTING, &desc->flags)) {
+ spin_unlock_irqrestore(&desc->iuspin, flags);
+ } else {
+ spin_unlock_irqrestore(&desc->iuspin, flags);
+ rv = usb_submit_urb(desc->response, GFP_KERNEL);
+ if (rv < 0 && rv != -EPERM) {
+ spin_lock_irqsave(&desc->iuspin, flags);
+ if (!test_bit(WDM_DISCONNECTING, &desc->flags))
+ schedule_work(&desc->rxwork);
+ spin_unlock_irqrestore(&desc->iuspin, flags);
+ }
+ }
+}
+
+/* --- hotplug --- */
+
+static int wdm_probe(struct usb_interface *intf, const struct usb_device_id *id)
+{
+ int rv = -EINVAL;
+ struct usb_device *udev = interface_to_usbdev(intf);
+ struct wdm_device *desc;
+ struct usb_host_interface *iface;
+ struct usb_endpoint_descriptor *ep;
+ struct usb_cdc_dmm_desc *dmhd;
+ u8 *buffer = intf->altsetting->extra;
+ int buflen = intf->altsetting->extralen;
+ u16 maxcom = 0;
+
+ if (!buffer)
+ goto out;
+
+ while (buflen > 0) {
+ if (buffer [1] != USB_DT_CS_INTERFACE) {
+ err("skipping garbage");
+ goto next_desc;
+ }
+
+ switch (buffer [2]) {
+ case USB_CDC_HEADER_TYPE:
+ break;
+ case USB_CDC_DMM_TYPE:
+ dmhd = (struct usb_cdc_dmm_desc *)buffer;
+ maxcom = le16_to_cpu(dmhd->wMaxCommand);
+ dev_dbg(&intf->dev,
+ "Finding maximum buffer length: %d", maxcom);
+ break;
+ default:
+ err("Ignoring extra header, type %d, length %d",
+ buffer[2], buffer[0]);
+ break;
+ }
+next_desc:
+ buflen -= buffer[0];
+ buffer += buffer[0];
+ }
+
+ rv = -ENOMEM;
+ desc = kzalloc(sizeof(struct wdm_device), GFP_KERNEL);
+ if (!desc)
+ goto out;
+ mutex_init(&desc->wlock);
+ mutex_init(&desc->rlock);
+ spin_lock_init(&desc->iuspin);
+ init_waitqueue_head(&desc->wait);
+ desc->wMaxCommand = maxcom;
+ desc->inum = cpu_to_le16((u16)intf->cur_altsetting->desc.bInterfaceNumber);
+ desc->intf = intf;
+ INIT_WORK(&desc->rxwork, wdm_rxwork);
+
+ iface = &intf->altsetting[0];
+ ep = &iface->endpoint[0].desc;
+ if (!usb_endpoint_is_int_in(ep)) {
+ rv = -EINVAL;
+ goto err;
+ }
+
+ desc->wMaxPacketSize = ep->wMaxPacketSize;
+ desc->bMaxPacketSize0 = cpu_to_le16(udev->descriptor.bMaxPacketSize0);
+
+ desc->orq = kmalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL);
+ if (!desc->orq)
+ goto err;
+ desc->irq = kmalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL);
+ if (!desc->irq)
+ goto err;
+
+ desc->validity = usb_alloc_urb(0, GFP_KERNEL);
+ if (!desc->validity)
+ goto err;
+
+ desc->response = usb_alloc_urb(0, GFP_KERNEL);
+ if (!desc->response)
+ goto err;
+
+ desc->command = usb_alloc_urb(0, GFP_KERNEL);
+ if (!desc->command)
+ goto err;
+
+ desc->ubuf = kmalloc(desc->wMaxCommand, GFP_KERNEL);
+ if (!desc->ubuf)
+ goto err;
+
+ desc->sbuf = usb_buffer_alloc(interface_to_usbdev(intf),
+ desc->wMaxPacketSize,
+ GFP_KERNEL,
+ &desc->validity->transfer_dma);
+ if (!desc->sbuf)
+ goto err;
+
+ desc->inbuf = usb_buffer_alloc(interface_to_usbdev(intf),
+ desc->bMaxPacketSize0,
+ GFP_KERNEL,
+ &desc->response->transfer_dma);
+ if (!desc->inbuf)
+ goto err2;
+
+ usb_fill_int_urb(
+ desc->validity,
+ interface_to_usbdev(intf),
+ usb_rcvintpipe(interface_to_usbdev(intf), ep->bEndpointAddress),
+ desc->sbuf,
+ desc->wMaxPacketSize,
+ wdm_int_callback,
+ desc,
+ ep->bInterval
+ );
+ desc->validity->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+
+ usb_set_intfdata(intf, desc);
+ rv = usb_register_dev(intf, &wdm_class);
+ dev_info(&intf->dev, "cdc-wdm%d: USB WDM device\n",
+ intf->minor - WDM_MINOR_BASE);
+ if (rv < 0)
+ goto err;
+out:
+ return rv;
+err2:
+ usb_buffer_free(interface_to_usbdev(desc->intf),
+ desc->wMaxPacketSize,
+ desc->sbuf,
+ desc->validity->transfer_dma);
+err:
+ free_urbs(desc);
+ kfree(desc->ubuf);
+ kfree(desc->orq);
+ kfree(desc->irq);
+ kfree(desc);
+ return rv;
+}
+
+static void wdm_disconnect(struct usb_interface *intf)
+{
+ struct wdm_device *desc;
+ unsigned long flags;
+
+ usb_deregister_dev(intf, &wdm_class);
+ mutex_lock(&wdm_mutex);
+ desc = usb_get_intfdata(intf);
+
+ /* the spinlock makes sure no new urbs are generated in the callbacks */
+ spin_lock_irqsave(&desc->iuspin, flags);
+ set_bit(WDM_DISCONNECTING, &desc->flags);
+ set_bit(WDM_READ, &desc->flags);
+ clear_bit(WDM_IN_USE, &desc->flags);
+ spin_unlock_irqrestore(&desc->iuspin, flags);
+ cancel_work_sync(&desc->rxwork);
+ kill_urbs(desc);
+ wake_up_all(&desc->wait);
+ if (!desc->count)
+ cleanup(desc);
+ mutex_unlock(&wdm_mutex);
+}
+
+static struct usb_driver wdm_driver = {
+ .name = "cdc_wdm",
+ .probe = wdm_probe,
+ .disconnect = wdm_disconnect,
+ .id_table = wdm_ids,
+};
+
+/* --- low level module stuff --- */
+
+static int __init wdm_init(void)
+{
+ int rv;
+
+ rv = usb_register(&wdm_driver);
+
+ return rv;
+}
+
+static void __exit wdm_exit(void)
+{
+ usb_deregister(&wdm_driver);
+}
+
+module_init(wdm_init);
+module_exit(wdm_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION("USB Abstract Control Model driver for "
+ "USB WCM Device Management");
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index bf10e9c4195..09a53e7f332 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -818,12 +818,12 @@ static int usb_register_bus(struct usb_bus *bus)
set_bit (busnum, busmap.busmap);
bus->busnum = busnum;
- bus->dev = device_create(usb_host_class, bus->controller, MKDEV(0, 0),
- "usb_host%d", busnum);
+ bus->dev = device_create_drvdata(usb_host_class, bus->controller,
+ MKDEV(0, 0), bus,
+ "usb_host%d", busnum);
result = PTR_ERR(bus->dev);
if (IS_ERR(bus->dev))
goto error_create_class_dev;
- dev_set_drvdata(bus->dev, bus);
/* Add it to the local list of buses */
list_add (&bus->bus_list, &usb_bus_list);
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index 499b7a23f35..e02bfd4df3a 100644
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -1526,7 +1526,8 @@ static void udc_disable(struct pxa_udc *udc)
ep0_idle(udc);
udc->gadget.speed = USB_SPEED_UNKNOWN;
- udc->mach->udc_command(PXA2XX_UDC_CMD_DISCONNECT);
+ if (udc->mach->udc_command)
+ udc->mach->udc_command(PXA2XX_UDC_CMD_DISCONNECT);
}
/**
diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c
index d187d031374..3adfda813a7 100644
--- a/drivers/usb/host/ehci-orion.c
+++ b/drivers/usb/host/ehci-orion.c
@@ -115,6 +115,8 @@ static int ehci_orion_setup(struct usb_hcd *hcd)
if (retval)
return retval;
+ hcd->has_tt = 1;
+
ehci_reset(ehci);
ehci_port_power(ehci, 0);
diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c
index 24230c638b8..4cfa25b0f44 100644
--- a/drivers/usb/misc/phidgetkit.c
+++ b/drivers/usb/misc/phidgetkit.c
@@ -595,14 +595,14 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
} while(value);
kit->dev_no = bit;
- kit->dev = device_create(phidget_class, &kit->udev->dev, 0,
- "interfacekit%d", kit->dev_no);
+ kit->dev = device_create_drvdata(phidget_class, &kit->udev->dev,
+ MKDEV(0, 0), kit,
+ "interfacekit%d", kit->dev_no);
if (IS_ERR(kit->dev)) {
rc = PTR_ERR(kit->dev);
kit->dev = NULL;
goto out;
}
- dev_set_drvdata(kit->dev, kit);
if (usb_submit_urb(kit->irq, GFP_KERNEL)) {
rc = -EIO;
diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c
index f0113c17cc5..9b4696f21b2 100644
--- a/drivers/usb/misc/phidgetmotorcontrol.c
+++ b/drivers/usb/misc/phidgetmotorcontrol.c
@@ -365,16 +365,15 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic
} while(value);
mc->dev_no = bit;
- mc->dev = device_create(phidget_class, &mc->udev->dev, 0,
- "motorcontrol%d", mc->dev_no);
+ mc->dev = device_create_drvdata(phidget_class, &mc->udev->dev,
+ MKDEV(0, 0), mc,
+ "motorcontrol%d", mc->dev_no);
if (IS_ERR(mc->dev)) {
rc = PTR_ERR(mc->dev);
mc->dev = NULL;
goto out;
}
- dev_set_drvdata(mc->dev, mc);
-
if (usb_submit_urb(mc->irq, GFP_KERNEL)) {
rc = -EIO;
goto out;
diff --git a/drivers/usb/misc/phidgetservo.c b/drivers/usb/misc/phidgetservo.c
index 7d590c09434..1ca7ddb41d4 100644
--- a/drivers/usb/misc/phidgetservo.c
+++ b/drivers/usb/misc/phidgetservo.c
@@ -275,14 +275,14 @@ servo_probe(struct usb_interface *interface, const struct usb_device_id *id)
} while (value);
dev->dev_no = bit;
- dev->dev = device_create(phidget_class, &dev->udev->dev, 0,
- "servo%d", dev->dev_no);
+ dev->dev = device_create_drvdata(phidget_class, &dev->udev->dev,
+ MKDEV(0, 0), dev,
+ "servo%d", dev->dev_no);
if (IS_ERR(dev->dev)) {
rc = PTR_ERR(dev->dev);
dev->dev = NULL;
goto out;
}
- dev_set_drvdata(dev->dev, dev);
servo_count = dev->type & SERVO_COUNT_QUAD ? 4 : 1;
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index ba28fdc9ccd..1f7c86bd829 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -28,6 +28,7 @@ static int debug;
static struct usb_device_id id_table [] = {
{ USB_DEVICE(0x4348, 0x5523) },
+ { USB_DEVICE(0x1a86, 0x7523) },
{ },
};
MODULE_DEVICE_TABLE(usb, id_table);
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 5b349ece724..3cee6feac17 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -374,6 +374,7 @@ static struct usb_device_id id_table_combined [] = {
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
{ }, /* Optional parameter entry */
{ } /* Terminating entry */
};
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 504edf8c3a3..a72f2c81d66 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -592,6 +592,12 @@
#define FIC_NEO1973_DEBUG_PID 0x5118
/*
+ * RATOC REX-USB60F
+ */
+#define RATOC_VENDOR_ID 0x0584
+#define RATOC_PRODUCT_ID_USB60F 0xb020
+
+/*
* BmRequestType: 1100 0000b
* bRequest: FTDI_E2_READ
* wValue: 0
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e7e016e6033..6cecd2c12b1 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -183,6 +183,7 @@ static int option_send_setup(struct usb_serial_port *port);
#define AXESSTEL_PRODUCT_MV110H 0x1000
#define ONDA_VENDOR_ID 0x19d2
+#define ONDA_PRODUCT_MSA501HS 0x0001
#define ONDA_PRODUCT_ET502HS 0x0002
#define BANDRICH_VENDOR_ID 0x1A8D
@@ -196,6 +197,9 @@ static int option_send_setup(struct usb_serial_port *port);
#define MAXON_VENDOR_ID 0x16d8
+#define TELIT_VENDOR_ID 0x1bc7
+#define TELIT_PRODUCT_UC864E 0x1003
+
static struct usb_device_id option_ids[] = {
{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
@@ -297,13 +301,14 @@ static struct usb_device_id option_ids[] = {
{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) },
{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
{ USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
+ { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) },
{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) },
{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) },
{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) },
{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC680) },
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
{ USB_DEVICE(MAXON_VENDOR_ID, 0x6280) }, /* BP3-USB & BP3-EXT HSDPA */
- { USB_DEVICE(0x19d2, 0x0001) }, /* Telstra NextG CDMA */
+ { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864E) },
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, option_ids);
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index c605fb68f80..234c5eea95a 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -66,7 +66,6 @@ static struct usb_device_id id_table [] = {
{ USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID_2080) },
{ USB_DEVICE(MA620_VENDOR_ID, MA620_PRODUCT_ID) },
{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID) },
- { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
{ USB_DEVICE(TRIPP_VENDOR_ID, TRIPP_PRODUCT_ID) },
{ USB_DEVICE(RADIOSHACK_VENDOR_ID, RADIOSHACK_PRODUCT_ID) },
{ USB_DEVICE(DCU10_VENDOR_ID, DCU10_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 10cf872e5ec..3bdefe02050 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -36,7 +36,6 @@
#define RATOC_VENDOR_ID 0x0584
#define RATOC_PRODUCT_ID 0xb000
-#define RATOC_PRODUCT_ID_USB60F 0xb020
#define TRIPP_VENDOR_ID 0x2478
#define TRIPP_PRODUCT_ID 0x2008
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 2cdaf1ff831..002b61b4f0f 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -627,11 +627,9 @@ config FB_MAC
select FB_CFB_IMAGEBLIT
select FB_MACMODES
-# bool ' Apple DAFB display support' CONFIG_FB_DAFB
config FB_HP300
bool
- depends on (FB = y) && HP300
- select FB_CFB_FILLRECT
+ depends on (FB = y) && DIO
select FB_CFB_IMAGEBLIT
default y
diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c
index e6492c1048b..05a328c11a8 100644
--- a/drivers/video/amifb.c
+++ b/drivers/video/amifb.c
@@ -2261,7 +2261,7 @@ int __init amifb_init(void)
amifb_setup(option);
#endif
if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_VIDEO))
- return -ENXIO;
+ return -ENODEV;
/*
* We request all registers starting from bplpt[0]
@@ -2333,7 +2333,7 @@ default_chipset:
strcat(fb_info.fix.id, "Unknown");
goto default_chipset;
#else /* CONFIG_FB_AMIGA_OCS */
- err = -ENXIO;
+ err = -ENODEV;
goto amifb_error;
#endif /* CONFIG_FB_AMIGA_OCS */
break;
diff --git a/drivers/video/display/display-sysfs.c b/drivers/video/display/display-sysfs.c
index 35477177bef..6ef800bdf48 100644
--- a/drivers/video/display/display-sysfs.c
+++ b/drivers/video/display/display-sysfs.c
@@ -26,6 +26,7 @@
#include <linux/ctype.h>
#include <linux/idr.h>
#include <linux/err.h>
+#include <linux/kdev_t.h>
static ssize_t display_show_name(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -152,10 +153,13 @@ struct display_device *display_device_register(struct display_driver *driver,
mutex_unlock(&allocated_dsp_lock);
if (!ret) {
- new_dev->dev = device_create(display_class, parent, 0,
- "display%d", new_dev->idx);
+ new_dev->dev = device_create_drvdata(display_class,
+ parent,
+ MKDEV(0,0),
+ new_dev,
+ "display%d",
+ new_dev->idx);
if (!IS_ERR(new_dev->dev)) {
- dev_set_drvdata(new_dev->dev, new_dev);
new_dev->parent = parent;
new_dev->driver = driver;
mutex_init(&new_dev->lock);
diff --git a/drivers/video/dnfb.c b/drivers/video/dnfb.c
index b083ea7e9c6..606da043f4b 100644
--- a/drivers/video/dnfb.c
+++ b/drivers/video/dnfb.c
@@ -284,6 +284,9 @@ int __init dnfb_init(void)
{
int ret;
+ if (!MACH_IS_APOLLO)
+ return -ENODEV;
+
if (fb_get_options("dnfb", NULL))
return -ENODEV;
diff --git a/drivers/video/hpfb.c b/drivers/video/hpfb.c
index 2eb4fb15908..b8ebff1e849 100644
--- a/drivers/video/hpfb.c
+++ b/drivers/video/hpfb.c
@@ -382,7 +382,7 @@ int __init hpfb_init(void)
#define INTFBPADDR 0x560000
if (!MACH_IS_HP300)
- return -ENXIO;
+ return -ENODEV;
if (fb_get_options("hpfb", NULL))
return -ENODEV;
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 48aea39c35a..3ee314beacc 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -355,9 +355,8 @@ static int pxafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
}
#ifdef CONFIG_CPU_FREQ
- pr_debug("pxafb: dma period = %d ps, clock = %d kHz\n",
- pxafb_display_dma_period(var),
- get_clk_frequency_khz(0));
+ pr_debug("pxafb: dma period = %d ps\n",
+ pxafb_display_dma_period(var));
#endif
return 0;