aboutsummaryrefslogtreecommitdiff
path: root/drivers/ata
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/Kconfig21
-rw-r--r--drivers/ata/Makefile1
-rw-r--r--drivers/ata/ahci.c143
-rw-r--r--drivers/ata/libata-acpi.c7
-rw-r--r--drivers/ata/libata-core.c44
-rw-r--r--drivers/ata/libata-eh.c146
-rw-r--r--drivers/ata/libata-pmp.c2
-rw-r--r--drivers/ata/libata-scsi.c159
-rw-r--r--drivers/ata/libata.h1
-rw-r--r--drivers/ata/pata_atiixp.c1
-rw-r--r--drivers/ata/pata_cs5535.c3
-rw-r--r--drivers/ata/pata_octeon_cf.c4
-rw-r--r--drivers/ata/pata_platform.c8
-rw-r--r--drivers/ata/pata_rb532_cf.c2
-rw-r--r--drivers/ata/pata_rdc.c400
-rw-r--r--drivers/ata/pata_rz1000.c4
-rw-r--r--drivers/ata/sata_fsl.c1
-rw-r--r--drivers/ata/sata_inic162x.c2
-rw-r--r--drivers/ata/sata_mv.c2
-rw-r--r--drivers/ata/sata_sil.c13
-rw-r--r--drivers/ata/sata_sil24.c11
-rw-r--r--drivers/ata/sata_sis.c75
22 files changed, 825 insertions, 225 deletions
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index b17c57f8503..ab2fa4eeb36 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -26,6 +26,17 @@ config ATA_NONSTANDARD
bool
default n
+config ATA_VERBOSE_ERROR
+ bool "Verbose ATA error reporting"
+ default y
+ help
+ This option adds parsing of ATA command descriptions and error bits
+ in libata kernel output, making it easier to interpret.
+ This option will enlarge the kernel by approx. 6KB. Disable it only
+ if kernel size is more important than ease of debugging.
+
+ If unsure, say Y.
+
config ATA_ACPI
bool "ATA ACPI Support"
depends on ACPI && PCI
@@ -586,6 +597,16 @@ config PATA_RB532
If unsure, say N.
+config PATA_RDC
+ tristate "RDC PATA support"
+ depends on PCI
+ help
+ This option enables basic support for the later RDC PATA controllers
+ controllers via the new ATA layer. For the RDC 1010, you need to
+ enable the IT821X driver instead.
+
+ If unsure, say N.
+
config PATA_RZ1000
tristate "PC Tech RZ1000 PATA support"
depends on PCI
diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
index 38906f9bbb4..463eb52236a 100644
--- a/drivers/ata/Makefile
+++ b/drivers/ata/Makefile
@@ -57,6 +57,7 @@ obj-$(CONFIG_PATA_PDC_OLD) += pata_pdc202xx_old.o
obj-$(CONFIG_PATA_QDI) += pata_qdi.o
obj-$(CONFIG_PATA_RADISYS) += pata_radisys.o
obj-$(CONFIG_PATA_RB532) += pata_rb532_cf.o
+obj-$(CONFIG_PATA_RDC) += pata_rdc.o
obj-$(CONFIG_PATA_RZ1000) += pata_rz1000.o
obj-$(CONFIG_PATA_SC1200) += pata_sc1200.o
obj-$(CONFIG_PATA_SERVERWORKS) += pata_serverworks.o
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index fe3eba5d6b3..d4cd9c20331 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -329,10 +329,24 @@ static ssize_t ahci_activity_store(struct ata_device *dev,
enum sw_activity val);
static void ahci_init_sw_activity(struct ata_link *link);
+static ssize_t ahci_show_host_caps(struct device *dev,
+ struct device_attribute *attr, char *buf);
+static ssize_t ahci_show_host_version(struct device *dev,
+ struct device_attribute *attr, char *buf);
+static ssize_t ahci_show_port_cmd(struct device *dev,
+ struct device_attribute *attr, char *buf);
+
+DEVICE_ATTR(ahci_host_caps, S_IRUGO, ahci_show_host_caps, NULL);
+DEVICE_ATTR(ahci_host_version, S_IRUGO, ahci_show_host_version, NULL);
+DEVICE_ATTR(ahci_port_cmd, S_IRUGO, ahci_show_port_cmd, NULL);
+
static struct device_attribute *ahci_shost_attrs[] = {
&dev_attr_link_power_management_policy,
&dev_attr_em_message_type,
&dev_attr_em_message,
+ &dev_attr_ahci_host_caps,
+ &dev_attr_ahci_host_version,
+ &dev_attr_ahci_port_cmd,
NULL
};
@@ -539,6 +553,12 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(ATI, 0x4394), board_ahci_sb700 }, /* ATI SB700/800 */
{ PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */
+ /* AMD */
+ { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD SB900 */
+ /* AMD is using RAID class only for ahci controllers */
+ { PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
+ PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci },
+
/* VIA */
{ PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */
{ PCI_VDEVICE(VIA, 0x6287), board_ahci_vt8251 }, /* VIA VT8251 */
@@ -702,6 +722,36 @@ static void ahci_enable_ahci(void __iomem *mmio)
WARN_ON(1);
}
+static ssize_t ahci_show_host_caps(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct ata_port *ap = ata_shost_to_port(shost);
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+
+ return sprintf(buf, "%x\n", hpriv->cap);
+}
+
+static ssize_t ahci_show_host_version(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct ata_port *ap = ata_shost_to_port(shost);
+ void __iomem *mmio = ap->host->iomap[AHCI_PCI_BAR];
+
+ return sprintf(buf, "%x\n", readl(mmio + HOST_VERSION));
+}
+
+static ssize_t ahci_show_port_cmd(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct ata_port *ap = ata_shost_to_port(shost);
+ void __iomem *port_mmio = ahci_port_base(ap);
+
+ return sprintf(buf, "%x\n", readl(port_mmio + PORT_CMD));
+}
+
/**
* ahci_save_initial_config - Save and fixup initial config values
* @pdev: target PCI device
@@ -1584,7 +1634,7 @@ static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
pp->cmd_slot[tag].tbl_addr_hi = cpu_to_le32((cmd_tbl_dma >> 16) >> 16);
}
-static int ahci_kick_engine(struct ata_port *ap, int force_restart)
+static int ahci_kick_engine(struct ata_port *ap)
{
void __iomem *port_mmio = ahci_port_base(ap);
struct ahci_host_priv *hpriv = ap->host->private_data;
@@ -1592,18 +1642,16 @@ static int ahci_kick_engine(struct ata_port *ap, int force_restart)
u32 tmp;
int busy, rc;
- /* do we need to kick the port? */
- busy = status & (ATA_BUSY | ATA_DRQ);
- if (!busy && !force_restart)
- return 0;
-
/* stop engine */
rc = ahci_stop_engine(ap);
if (rc)
goto out_restart;
- /* need to do CLO? */
- if (!busy) {
+ /* need to do CLO?
+ * always do CLO if PMP is attached (AHCI-1.3 9.2)
+ */
+ busy = status & (ATA_BUSY | ATA_DRQ);
+ if (!busy && !sata_pmp_attached(ap)) {
rc = 0;
goto out_restart;
}
@@ -1651,7 +1699,7 @@ static int ahci_exec_polled_cmd(struct ata_port *ap, int pmp,
tmp = ata_wait_register(port_mmio + PORT_CMD_ISSUE, 0x1, 0x1,
1, timeout_msec);
if (tmp & 0x1) {
- ahci_kick_engine(ap, 1);
+ ahci_kick_engine(ap);
return -EBUSY;
}
} else
@@ -1674,7 +1722,7 @@ static int ahci_do_softreset(struct ata_link *link, unsigned int *class,
DPRINTK("ENTER\n");
/* prepare for SRST (AHCI-1.1 10.4.1) */
- rc = ahci_kick_engine(ap, 1);
+ rc = ahci_kick_engine(ap);
if (rc && rc != -EOPNOTSUPP)
ata_link_printk(link, KERN_WARNING,
"failed to reset engine (errno=%d)\n", rc);
@@ -1890,7 +1938,7 @@ static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
rc = ata_wait_after_reset(link, jiffies + 2 * HZ,
ahci_check_ready);
if (rc)
- ahci_kick_engine(ap, 0);
+ ahci_kick_engine(ap);
}
return rc;
}
@@ -2271,7 +2319,7 @@ static void ahci_post_internal_cmd(struct ata_queued_cmd *qc)
/* make DMA engine forget about the failed command */
if (qc->flags & ATA_QCFLAG_FAILED)
- ahci_kick_engine(ap, 1);
+ ahci_kick_engine(ap);
}
static void ahci_pmp_attach(struct ata_port *ap)
@@ -2603,14 +2651,18 @@ static void ahci_p5wdh_workaround(struct ata_host *host)
}
/*
- * SB600 ahci controller on ASUS M2A-VM can't do 64bit DMA with older
- * BIOS. The oldest version known to be broken is 0901 and working is
- * 1501 which was released on 2007-10-26. Force 32bit DMA on anything
- * older than 1501. Please read bko#9412 for more info.
+ * SB600 ahci controller on certain boards can't do 64bit DMA with
+ * older BIOS.
*/
-static bool ahci_asus_m2a_vm_32bit_only(struct pci_dev *pdev)
+static bool ahci_sb600_32bit_only(struct pci_dev *pdev)
{
static const struct dmi_system_id sysids[] = {
+ /*
+ * The oldest version known to be broken is 0901 and
+ * working is 1501 which was released on 2007-10-26.
+ * Force 32bit DMA on anything older than 1501.
+ * Please read bko#9412 for more info.
+ */
{
.ident = "ASUS M2A-VM",
.matches = {
@@ -2618,31 +2670,48 @@ static bool ahci_asus_m2a_vm_32bit_only(struct pci_dev *pdev)
"ASUSTeK Computer INC."),
DMI_MATCH(DMI_BOARD_NAME, "M2A-VM"),
},
+ .driver_data = "20071026", /* yyyymmdd */
+ },
+ /*
+ * It's yet unknown whether more recent BIOS fixes the
+ * problem. Blacklist the whole board for the time
+ * being. Please read the following thread for more
+ * info.
+ *
+ * http://thread.gmane.org/gmane.linux.ide/42326
+ */
+ {
+ .ident = "Gigabyte GA-MA69VM-S2",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR,
+ "Gigabyte Technology Co., Ltd."),
+ DMI_MATCH(DMI_BOARD_NAME, "GA-MA69VM-S2"),
+ },
},
{ }
};
- const char *cutoff_mmdd = "10/26";
- const char *date;
- int year;
+ const struct dmi_system_id *match;
+ match = dmi_first_match(sysids);
if (pdev->bus->number != 0 || pdev->devfn != PCI_DEVFN(0x12, 0) ||
- !dmi_check_system(sysids))
+ !match)
return false;
- /*
- * Argh.... both version and date are free form strings.
- * Let's hope they're using the same date format across
- * different versions.
- */
- date = dmi_get_system_info(DMI_BIOS_DATE);
- year = dmi_get_year(DMI_BIOS_DATE);
- if (date && strlen(date) >= 10 && date[2] == '/' && date[5] == '/' &&
- (year > 2007 ||
- (year == 2007 && strncmp(date, cutoff_mmdd, 5) >= 0)))
- return false;
+ if (match->driver_data) {
+ int year, month, date;
+ char buf[9];
+
+ dmi_get_date(DMI_BIOS_DATE, &year, &month, &date);
+ snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date);
- dev_printk(KERN_WARNING, &pdev->dev, "ASUS M2A-VM: BIOS too old, "
- "forcing 32bit DMA, update BIOS\n");
+ if (strcmp(buf, match->driver_data) >= 0)
+ return false;
+
+ dev_printk(KERN_WARNING, &pdev->dev, "%s: BIOS too old, "
+ "forcing 32bit DMA, update BIOS\n", match->ident);
+ } else
+ dev_printk(KERN_WARNING, &pdev->dev, "%s: this board can't "
+ "do 64bit DMA, forcing 32bit\n", match->ident);
return true;
}
@@ -2857,8 +2926,8 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (board_id == board_ahci_sb700 && pdev->revision >= 0x40)
hpriv->flags &= ~AHCI_HFLAG_IGN_SERR_INTERNAL;
- /* apply ASUS M2A_VM quirk */
- if (ahci_asus_m2a_vm_32bit_only(pdev))
+ /* apply sb600 32bit only quirk */
+ if (ahci_sb600_32bit_only(pdev))
hpriv->flags |= AHCI_HFLAG_32BIT_ONLY;
if (!(hpriv->flags & AHCI_HFLAG_NO_MSI))
@@ -2869,7 +2938,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* prepare host */
if (hpriv->cap & HOST_CAP_NCQ)
- pi.flags |= ATA_FLAG_NCQ;
+ pi.flags |= ATA_FLAG_NCQ | ATA_FLAG_FPDMA_AA;
if (hpriv->cap & HOST_CAP_PMP)
pi.flags |= ATA_FLAG_PMP;
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index ac176da1f94..01964b6e6f6 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -689,6 +689,7 @@ static int ata_acpi_run_tf(struct ata_device *dev,
struct ata_taskfile tf, ptf, rtf;
unsigned int err_mask;
const char *level;
+ const char *descr;
char msg[60];
int rc;
@@ -736,11 +737,13 @@ static int ata_acpi_run_tf(struct ata_device *dev,
snprintf(msg, sizeof(msg), "filtered out");
rc = 0;
}
+ descr = ata_get_cmd_descript(tf.command);
ata_dev_printk(dev, level,
- "ACPI cmd %02x/%02x:%02x:%02x:%02x:%02x:%02x %s\n",
+ "ACPI cmd %02x/%02x:%02x:%02x:%02x:%02x:%02x (%s) %s\n",
tf.command, tf.feature, tf.nsect, tf.lbal,
- tf.lbam, tf.lbah, tf.device, msg);
+ tf.lbam, tf.lbah, tf.device,
+ (descr ? descr : "unknown"), msg);
return rc;
}
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 072ba5ea138..df31deac5c8 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -709,7 +709,13 @@ u64 ata_tf_read_block(struct ata_taskfile *tf, struct ata_device *dev)
head = tf->device & 0xf;
sect = tf->lbal;
- block = (cyl * dev->heads + head) * dev->sectors + sect;
+ if (!sect) {
+ ata_dev_printk(dev, KERN_WARNING, "device reported "
+ "invalid CHS sector 0\n");
+ sect = 1; /* oh well */
+ }
+
+ block = (cyl * dev->heads + head) * dev->sectors + sect - 1;
}
return block;
@@ -2299,29 +2305,49 @@ static inline u8 ata_dev_knobble(struct ata_device *dev)
return ((ap->cbl == ATA_CBL_SATA) && (!ata_id_is_sata(dev->id)));
}
-static void ata_dev_config_ncq(struct ata_device *dev,
+static int ata_dev_config_ncq(struct ata_device *dev,
char *desc, size_t desc_sz)
{
struct ata_port *ap = dev->link->ap;
int hdepth = 0, ddepth = ata_id_queue_depth(dev->id);
+ unsigned int err_mask;
+ char *aa_desc = "";
if (!ata_id_has_ncq(dev->id)) {
desc[0] = '\0';
- return;
+ return 0;
}
if (dev->horkage & ATA_HORKAGE_NONCQ) {
snprintf(desc, desc_sz, "NCQ (not used)");
- return;
+ return 0;
}
if (ap->flags & ATA_FLAG_NCQ) {
hdepth = min(ap->scsi_host->can_queue, ATA_MAX_QUEUE - 1);
dev->flags |= ATA_DFLAG_NCQ;
}
+ if (!(dev->horkage & ATA_HORKAGE_BROKEN_FPDMA_AA) &&
+ (ap->flags & ATA_FLAG_FPDMA_AA) &&
+ ata_id_has_fpdma_aa(dev->id)) {
+ err_mask = ata_dev_set_feature(dev, SETFEATURES_SATA_ENABLE,
+ SATA_FPDMA_AA);
+ if (err_mask) {
+ ata_dev_printk(dev, KERN_ERR, "failed to enable AA"
+ "(error_mask=0x%x)\n", err_mask);
+ if (err_mask != AC_ERR_DEV) {
+ dev->horkage |= ATA_HORKAGE_BROKEN_FPDMA_AA;
+ return -EIO;
+ }
+ } else
+ aa_desc = ", AA";
+ }
+
if (hdepth >= ddepth)
- snprintf(desc, desc_sz, "NCQ (depth %d)", ddepth);
+ snprintf(desc, desc_sz, "NCQ (depth %d)%s", ddepth, aa_desc);
else
- snprintf(desc, desc_sz, "NCQ (depth %d/%d)", hdepth, ddepth);
+ snprintf(desc, desc_sz, "NCQ (depth %d/%d)%s", hdepth,
+ ddepth, aa_desc);
+ return 0;
}
/**
@@ -2461,7 +2487,7 @@ int ata_dev_configure(struct ata_device *dev)
if (ata_id_has_lba(id)) {
const char *lba_desc;
- char ncq_desc[20];
+ char ncq_desc[24];
lba_desc = "LBA";
dev->flags |= ATA_DFLAG_LBA;
@@ -2475,7 +2501,9 @@ int ata_dev_configure(struct ata_device *dev)
}
/* config NCQ */
- ata_dev_config_ncq(dev, ncq_desc, sizeof(ncq_desc));
+ rc = ata_dev_config_ncq(dev, ncq_desc, sizeof(ncq_desc));
+ if (rc)
+ return rc;
/* print device info to dmesg */
if (ata_msg_drv(ap) && print_info) {
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 79711b64054..a04488f0de8 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -40,6 +40,7 @@
#include <scsi/scsi_eh.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_dbg.h>
#include "../scsi/scsi_transport_api.h"
#include <linux/libata.h>
@@ -999,7 +1000,9 @@ static void __ata_port_freeze(struct ata_port *ap)
* ata_port_freeze - abort & freeze port
* @ap: ATA port to freeze
*
- * Abort and freeze @ap.
+ * Abort and freeze @ap. The freeze operation must be called
+ * first, because some hardware requires special operations
+ * before the taskfile registers are accessible.
*
* LOCKING:
* spin_lock_irqsave(host lock)
@@ -1013,8 +1016,8 @@ int ata_port_freeze(struct ata_port *ap)
WARN_ON(!ap->ops->error_handler);
- nr_aborted = ata_port_abort(ap);
__ata_port_freeze(ap);
+ nr_aborted = ata_port_abort(ap);
return nr_aborted;
}
@@ -2110,6 +2113,116 @@ void ata_eh_autopsy(struct ata_port *ap)
}
/**
+ * ata_get_cmd_descript - get description for ATA command
+ * @command: ATA command code to get description for
+ *
+ * Return a textual description of the given command, or NULL if the
+ * command is not known.
+ *
+ * LOCKING:
+ * None
+ */
+const char *ata_get_cmd_descript(u8 command)
+{
+#ifdef CONFIG_ATA_VERBOSE_ERROR
+ static const struct
+ {
+ u8 command;
+ const char *text;
+ } cmd_descr[] = {
+ { ATA_CMD_DEV_RESET, "DEVICE RESET" },
+ { ATA_CMD_CHK_POWER, "CHECK POWER MODE" },
+ { ATA_CMD_STANDBY, "STANDBY" },
+ { ATA_CMD_IDLE, "IDLE" },
+ { ATA_CMD_EDD, "EXECUTE DEVICE DIAGNOSTIC" },
+ { ATA_CMD_DOWNLOAD_MICRO, "DOWNLOAD MICROCODE" },
+ { ATA_CMD_NOP, "NOP" },
+ { ATA_CMD_FLUSH, "FLUSH CACHE" },
+ { ATA_CMD_FLUSH_EXT, "FLUSH CACHE EXT" },
+ { ATA_CMD_ID_ATA, "IDENTIFY DEVICE" },
+ { ATA_CMD_ID_ATAPI, "IDENTIFY PACKET DEVICE" },
+ { ATA_CMD_SERVICE, "SERVICE" },
+ { ATA_CMD_READ, "READ DMA" },
+ { ATA_CMD_READ_EXT, "READ DMA EXT" },
+ { ATA_CMD_READ_QUEUED, "READ DMA QUEUED" },
+ { ATA_CMD_READ_STREAM_EXT, "READ STREAM EXT" },
+ { ATA_CMD_READ_STREAM_DMA_EXT, "READ STREAM DMA EXT" },
+ { ATA_CMD_WRITE, "WRITE DMA" },
+ { ATA_CMD_WRITE_EXT, "WRITE DMA EXT" },
+ { ATA_CMD_WRITE_QUEUED, "WRITE DMA QUEUED EXT" },
+ { ATA_CMD_WRITE_STREAM_EXT, "WRITE STREAM EXT" },
+ { ATA_CMD_WRITE_STREAM_DMA_EXT, "WRITE STREAM DMA EXT" },
+ { ATA_CMD_WRITE_FUA_EXT, "WRITE DMA FUA EXT" },
+ { ATA_CMD_WRITE_QUEUED_FUA_EXT, "WRITE DMA QUEUED FUA EXT" },
+ { ATA_CMD_FPDMA_READ, "READ FPDMA QUEUED" },
+ { ATA_CMD_FPDMA_WRITE, "WRITE FPDMA QUEUED" },
+ { ATA_CMD_PIO_READ, "READ SECTOR(S)" },
+ { ATA_CMD_PIO_READ_EXT, "READ SECTOR(S) EXT" },
+ { ATA_CMD_PIO_WRITE, "WRITE SECTOR(S)" },
+ { ATA_CMD_PIO_WRITE_EXT, "WRITE SECTOR(S) EXT" },
+ { ATA_CMD_READ_MULTI, "READ MULTIPLE" },
+ { ATA_CMD_READ_MULTI_EXT, "READ MULTIPLE EXT" },
+ { ATA_CMD_WRITE_MULTI, "WRITE MULTIPLE" },
+ { ATA_CMD_WRITE_MULTI_EXT, "WRITE MULTIPLE EXT" },
+ { ATA_CMD_WRITE_MULTI_FUA_EXT, "WRITE MULTIPLE FUA EXT" },
+ { ATA_CMD_SET_FEATURES, "SET FEATURES" },
+ { ATA_CMD_SET_MULTI, "SET MULTIPLE MODE" },
+ { ATA_CMD_VERIFY, "READ VERIFY SECTOR(S)" },
+ { ATA_CMD_VERIFY_EXT, "READ VERIFY SECTOR(S) EXT" },
+ { ATA_CMD_WRITE_UNCORR_EXT, "WRITE UNCORRECTABLE EXT" },
+ { ATA_CMD_STANDBYNOW1, "STANDBY IMMEDIATE" },
+ { ATA_CMD_IDLEIMMEDIATE, "IDLE IMMEDIATE" },
+ { ATA_CMD_SLEEP, "SLEEP" },
+ { ATA_CMD_INIT_DEV_PARAMS, "INITIALIZE DEVICE PARAMETERS" },
+ { ATA_CMD_READ_NATIVE_MAX, "READ NATIVE MAX ADDRESS" },
+ { ATA_CMD_READ_NATIVE_MAX_EXT, "READ NATIVE MAX ADDRESS EXT" },
+ { ATA_CMD_SET_MAX, "SET MAX ADDRESS" },
+ { ATA_CMD_SET_MAX_EXT, "SET MAX ADDRESS EXT" },
+ { ATA_CMD_READ_LOG_EXT, "READ LOG EXT" },
+ { ATA_CMD_WRITE_LOG_EXT, "WRITE LOG EXT" },
+ { ATA_CMD_READ_LOG_DMA_EXT, "READ LOG DMA EXT" },
+ { ATA_CMD_WRITE_LOG_DMA_EXT, "WRITE LOG DMA EXT" },
+ { ATA_CMD_TRUSTED_RCV, "TRUSTED RECEIVE" },
+ { ATA_CMD_TRUSTED_RCV_DMA, "TRUSTED RECEIVE DMA" },
+ { ATA_CMD_TRUSTED_SND, "TRUSTED SEND" },
+ { ATA_CMD_TRUSTED_SND_DMA, "TRUSTED SEND DMA" },
+ { ATA_CMD_PMP_READ, "READ BUFFER" },
+ { ATA_CMD_PMP_WRITE, "WRITE BUFFER" },
+ { ATA_CMD_CONF_OVERLAY, "DEVICE CONFIGURATION OVERLAY" },
+ { ATA_CMD_SEC_SET_PASS, "SECURITY SET PASSWORD" },
+ { ATA_CMD_SEC_UNLOCK, "SECURITY UNLOCK" },
+ { ATA_CMD_SEC_ERASE_PREP, "SECURITY ERASE PREPARE" },
+ { ATA_CMD_SEC_ERASE_UNIT, "SECURITY ERASE UNIT" },
+ { ATA_CMD_SEC_FREEZE_LOCK, "SECURITY FREEZE LOCK" },
+ { ATA_CMD_SEC_DISABLE_PASS, "SECURITY DISABLE PASSWORD" },
+ { ATA_CMD_CONFIG_STREAM, "CONFIGURE STREAM" },
+ { ATA_CMD_SMART, "SMART" },
+ { ATA_CMD_MEDIA_LOCK, "DOOR LOCK" },
+ { ATA_CMD_MEDIA_UNLOCK, "DOOR UNLOCK" },
+ { ATA_CMD_CHK_MED_CRD_TYP, "CHECK MEDIA CARD TYPE" },
+ { ATA_CMD_CFA_REQ_EXT_ERR, "CFA REQUEST EXTENDED ERROR" },
+ { ATA_CMD_CFA_WRITE_NE, "CFA WRITE SECTORS WITHOUT ERASE" },
+ { ATA_CMD_CFA_TRANS_SECT, "CFA TRANSLATE SECTOR" },
+ { ATA_CMD_CFA_ERASE, "CFA ERASE SECTORS" },
+ { ATA_CMD_CFA_WRITE_MULT_NE, "CFA WRITE MULTIPLE WITHOUT ERASE" },
+ { ATA_CMD_READ_LONG, "READ LONG (with retries)" },
+ { ATA_CMD_READ_LONG_ONCE, "READ LONG (without retries)" },
+ { ATA_CMD_WRITE_LONG, "WRITE LONG (with retries)" },
+ { ATA_CMD_WRITE_LONG_ONCE, "WRITE LONG (without retries)" },
+ { ATA_CMD_RESTORE, "RECALIBRATE" },
+ { 0, NULL } /* terminate list */
+ };
+
+ unsigned int i;
+ for (i = 0; cmd_descr[i].text; i++)
+ if (cmd_descr[i].command == command)
+ return cmd_descr[i].text;
+#endif
+
+ return NULL;
+}
+
+/**
* ata_eh_link_report - report error handling to user
* @link: ATA link EH is going on
*
@@ -2175,6 +2288,7 @@ static void ata_eh_link_report(struct ata_link *link)
ata_link_printk(link, KERN_ERR, "%s\n", desc);
}
+#ifdef CONFIG_ATA_VERBOSE_ERROR
if (ehc->i.serror)
ata_link_printk(link, KERN_ERR,
"SError: { %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s}\n",
@@ -2195,6 +2309,7 @@ static void ata_eh_link_report(struct ata_link *link)
ehc->i.serror & SERR_TRANS_ST_ERROR ? "TrStaTrns " : "",
ehc->i.serror & SERR_UNRECOG_FIS ? "UnrecFIS " : "",
ehc->i.serror & SERR_DEV_XCHG ? "DevExch " : "");
+#endif
for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);
@@ -2226,14 +2341,23 @@ static void ata_eh_link_report(struct ata_link *link)
dma_str[qc->dma_dir]);
}
- if (ata_is_atapi(qc->tf.protocol))
- snprintf(cdb_buf, sizeof(cdb_buf),
+ if (ata_is_atapi(qc->tf.protocol)) {
+ if (qc->scsicmd)
+ scsi_print_command(qc->scsicmd);
+ else
+ snprintf(cdb_buf, sizeof(cdb_buf),
"cdb %02x %02x %02x %02x %02x %02x %02x %02x "
"%02x %02x %02x %02x %02x %02x %02x %02x\n ",
cdb[0], cdb[1], cdb[2], cdb[3],
cdb[4], cdb[5], cdb[6], cdb[7],
cdb[8], cdb[9], cdb[10], cdb[11],
cdb[12], cdb[13], cdb[14], cdb[15]);
+ } else {
+ const char *descr = ata_get_cmd_descript(cmd->command);
+ if (descr)
+ ata_dev_printk(qc->dev, KERN_ERR,
+ "failed command: %s\n", descr);
+ }
ata_dev_printk(qc->dev, KERN_ERR,
"cmd %02x/%02x:%02x:%02x:%02x:%02x/%02x:%02x:%02x:%02x:%02x/%02x "
@@ -2252,6 +2376,7 @@ static void ata_eh_link_report(struct ata_link *link)
res->device, qc->err_mask, ata_err_string(qc->err_mask),
qc->err_mask & AC_ERR_NCQ ? " <F>" : "");
+#ifdef CONFIG_ATA_VERBOSE_ERROR
if (res->command & (ATA_BUSY | ATA_DRDY | ATA_DF | ATA_DRQ |
ATA_ERR)) {
if (res->command & ATA_BUSY)
@@ -2275,6 +2400,7 @@ static void ata_eh_link_report(struct ata_link *link)
res->feature & ATA_UNC ? "UNC " : "",
res->feature & ATA_IDNF ? "IDNF " : "",
res->feature & ATA_ABORTED ? "ABRT " : "");
+#endif
}
}
@@ -2574,11 +2700,17 @@ int ata_eh_reset(struct ata_link *link, int classify,
postreset(slave, classes);
}
- /* clear cached SError */
+ /*
+ * Some controllers can't be frozen very well and may set
+ * spuruious error conditions during reset. Clear accumulated
+ * error information. As reset is the final recovery action,
+ * nothing is lost by doing this.
+ */
spin_lock_irqsave(link->ap->lock, flags);
- link->eh_info.serror = 0;
+ memset(&link->eh_info, 0, sizeof(link->eh_info));
if (slave)
- slave->eh_info.serror = 0;
+ memset(&slave->eh_info, 0, sizeof(link->eh_info));
+ ap->pflags &= ~ATA_PFLAG_EH_PENDING;
spin_unlock_irqrestore(link->ap->lock, flags);
/* Make sure onlineness and classification result correspond.
diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c
index 619f2c33950..51f0ffb78cb 100644
--- a/drivers/ata/libata-pmp.c
+++ b/drivers/ata/libata-pmp.c
@@ -221,6 +221,8 @@ static const char *sata_pmp_spec_rev_str(const u32 *gscr)
{
u32 rev = gscr[SATA_PMP_GSCR_REV];
+ if (rev & (1 << 3))
+ return "1.2";
if (rev & (1 << 2))
return "1.1";
if (rev & (1 << 1))
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index d0dfeef55db..b4ee28dec52 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -1119,10 +1119,6 @@ static int ata_scsi_dev_config(struct scsi_device *sdev,
blk_queue_dma_drain(q, atapi_drain_needed, buf, ATAPI_MAX_DRAIN);
} else {
- if (ata_id_is_ssd(dev->id))
- queue_flag_set_unlocked(QUEUE_FLAG_NONROT,
- sdev->request_queue);
-
/* ATA devices must be sector aligned */
blk_queue_update_dma_alignment(sdev->request_queue,
ATA_SECT_SIZE - 1);
@@ -1257,23 +1253,6 @@ int ata_scsi_change_queue_depth(struct scsi_device *sdev, int queue_depth)
return queue_depth;
}
-/* XXX: for spindown warning */
-static void ata_delayed_done_timerfn(unsigned long arg)
-{
- struct scsi_cmnd *scmd = (void *)arg;
-
- scmd->scsi_done(scmd);
-}
-
-/* XXX: for spindown warning */
-static void ata_delayed_done(struct scsi_cmnd *scmd)
-{
- static struct timer_list timer;
-
- setup_timer(&timer, ata_delayed_done_timerfn, (unsigned long)scmd);
- mod_timer(&timer, jiffies + 5 * HZ);
-}
-
/**
* ata_scsi_start_stop_xlat - Translate SCSI START STOP UNIT command
* @qc: Storage for translated ATA taskfile
@@ -1338,32 +1317,6 @@ static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc)
system_entering_hibernation())
goto skip;
- /* XXX: This is for backward compatibility, will be
- * removed. Read Documentation/feature-removal-schedule.txt
- * for more info.
- */
- if ((qc->dev->flags & ATA_DFLAG_SPUNDOWN) &&
- (system_state == SYSTEM_HALT ||
- system_state == SYSTEM_POWER_OFF)) {
- static unsigned long warned;
-
- if (!test_and_set_bit(0, &warned)) {
- ata_dev_printk(qc->dev, KERN_WARNING,
- "DISK MIGHT NOT BE SPUN DOWN PROPERLY. "
- "UPDATE SHUTDOWN UTILITY\n");
- ata_dev_printk(qc->dev, KERN_WARNING,
- "For more info, visit "
- "http://linux-ata.org/shutdown.html\n");
-
- /* ->scsi_done is not used, use it for
- * delayed completion.
- */
- scmd->scsi_done = qc->scsidone;
- qc->scsidone = ata_delayed_done;
- }
- goto skip;
- }
-
/* Issue ATA STANDBY IMMEDIATE command */
tf->command = ATA_CMD_STANDBYNOW1;
}
@@ -1764,14 +1717,6 @@ static void ata_scsi_qc_complete(struct ata_queued_cmd *qc)
}
}
- /* XXX: track spindown state for spindown skipping and warning */
- if (unlikely(qc->tf.command == ATA_CMD_STANDBY ||
- qc->tf.command == ATA_CMD_STANDBYNOW1))
- qc->dev->flags |= ATA_DFLAG_SPUNDOWN;
- else if (likely(system_state != SYSTEM_HALT &&
- system_state != SYSTEM_POWER_OFF))
- qc->dev->flags &= ~ATA_DFLAG_SPUNDOWN;
-
if (need_sense && !ap->ops->error_handler)
ata_dump_status(ap->print_id, &qc->result_tf);
@@ -2815,28 +2760,6 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
goto invalid_fld;
/*
- * Filter TPM commands by default. These provide an
- * essentially uncontrolled encrypted "back door" between
- * applications and the disk. Set libata.allow_tpm=1 if you
- * have a real reason for wanting to use them. This ensures
- * that installed software cannot easily mess stuff up without
- * user intent. DVR type users will probably ship with this enabled
- * for movie content management.
- *
- * Note that for ATA8 we can issue a DCS change and DCS freeze lock
- * for this and should do in future but that it is not sufficient as
- * DCS is an optional feature set. Thus we also do the software filter
- * so that we comply with the TC consortium stated goal that the user
- * can turn off TC features of their system.
- */
- if (tf->command >= 0x5C && tf->command <= 0x5F && !libata_allow_tpm)
- goto invalid_fld;
-
- /* We may not issue DMA commands if no DMA mode is set */
- if (tf->protocol == ATA_PROT_DMA && dev->dma_mode == 0)
- goto invalid_fld;
-
- /*
* 12 and 16 byte CDBs use different offsets to
* provide the various register values.
*/
@@ -2885,6 +2808,41 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
tf->device = dev->devno ?
tf->device | ATA_DEV1 : tf->device & ~ATA_DEV1;
+ /* READ/WRITE LONG use a non-standard sect_size */
+ qc->sect_size = ATA_SECT_SIZE;
+ switch (tf->command) {
+ case ATA_CMD_READ_LONG:
+ case ATA_CMD_READ_LONG_ONCE:
+ case ATA_CMD_WRITE_LONG:
+ case ATA_CMD_WRITE_LONG_ONCE:
+ if (tf->protocol != ATA_PROT_PIO || tf->nsect != 1)
+ goto invalid_fld;
+ qc->sect_size = scsi_bufflen(scmd);
+ }
+
+ /*
+ * Set flags so that all registers will be written, pass on
+ * write indication (used for PIO/DMA setup), result TF is
+ * copied back and we don't whine too much about its failure.
+ */
+ tf->flags = ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
+ if (scmd->sc_data_direction == DMA_TO_DEVICE)
+ tf->flags |= ATA_TFLAG_WRITE;
+
+ qc->flags |= ATA_QCFLAG_RESULT_TF | ATA_QCFLAG_QUIET;
+
+ /*
+ * Set transfer length.
+ *
+ * TODO: find out if we need to do more here to
+ * cover scatter/gather case.
+ */
+ ata_qc_set_pc_nbytes(qc);
+
+ /* We may not issue DMA commands if no DMA mode is set */
+ if (tf->protocol == ATA_PROT_DMA && dev->dma_mode == 0)
+ goto invalid_fld;
+
/* sanity check for pio multi commands */
if ((cdb[1] & 0xe0) && !is_multi_taskfile(tf))
goto invalid_fld;
@@ -2901,18 +2859,6 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
multi_count);
}
- /* READ/WRITE LONG use a non-standard sect_size */
- qc->sect_size = ATA_SECT_SIZE;
- switch (tf->command) {
- case ATA_CMD_READ_LONG:
- case ATA_CMD_READ_LONG_ONCE:
- case ATA_CMD_WRITE_LONG:
- case ATA_CMD_WRITE_LONG_ONCE:
- if (tf->protocol != ATA_PROT_PIO || tf->nsect != 1)
- goto invalid_fld;
- qc->sect_size = scsi_bufflen(scmd);
- }
-
/*
* Filter SET_FEATURES - XFER MODE command -- otherwise,
* SET_FEATURES - XFER MODE must be preceded/succeeded
@@ -2920,30 +2866,27 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
* controller (i.e. the reason for ->set_piomode(),
* ->set_dmamode(), and ->post_set_mode() hooks).
*/
- if ((tf->command == ATA_CMD_SET_FEATURES)
- && (tf->feature == SETFEATURES_XFER))
+ if (tf->command == ATA_CMD_SET_FEATURES &&
+ tf->feature == SETFEATURES_XFER)
goto invalid_fld;
/*
- * Set flags so that all registers will be written,
- * and pass on write indication (used for PIO/DMA
- * setup.)
- */
- tf->flags |= (ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE);
-
- if (scmd->sc_data_direction == DMA_TO_DEVICE)
- tf->flags |= ATA_TFLAG_WRITE;
-
- /*
- * Set transfer length.
+ * Filter TPM commands by default. These provide an
+ * essentially uncontrolled encrypted "back door" between
+ * applications and the disk. Set libata.allow_tpm=1 if you
+ * have a real reason for wanting to use them. This ensures
+ * that installed software cannot easily mess stuff up without
+ * user intent. DVR type users will probably ship with this enabled
+ * for movie content management.
*
- * TODO: find out if we need to do more here to
- * cover scatter/gather case.
+ * Note that for ATA8 we can issue a DCS change and DCS freeze lock
+ * for this and should do in future but that it is not sufficient as
+ * DCS is an optional feature set. Thus we also do the software filter
+ * so that we comply with the TC consortium stated goal that the user
+ * can turn off TC features of their system.
*/
- ata_qc_set_pc_nbytes(qc);
-
- /* request result TF and be quiet about device error */
- qc->flags |= ATA_QCFLAG_RESULT_TF | ATA_QCFLAG_QUIET;
+ if (tf->command >= 0x5C && tf->command <= 0x5F && !libata_allow_tpm)
+ goto invalid_fld;
return 0;
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 89a1e0018e7..be8e2628f82 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -164,6 +164,7 @@ extern void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev,
extern void ata_eh_done(struct ata_link *link, struct ata_device *dev,
unsigned int action);
extern void ata_eh_autopsy(struct ata_port *ap);
+const char *ata_get_cmd_descript(u8 command);
extern void ata_eh_report(struct ata_port *ap);
extern int ata_eh_reset(struct ata_link *link, int classify,
ata_prereset_fn_t prereset, ata_reset_fn_t softreset,
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index 45915566e4e..aa4b3f6ae77 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -246,6 +246,7 @@ static const struct pci_device_id atiixp[] = {
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), },
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), },
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_SB900_IDE), },
{ },
};
diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c
index d33aa28239a..403f56165ce 100644
--- a/drivers/ata/pata_cs5535.c
+++ b/drivers/ata/pata_cs5535.c
@@ -202,7 +202,8 @@ static int cs5535_init_one(struct pci_dev *dev, const struct pci_device_id *id)
}
static const struct pci_device_id cs5535[] = {
- { PCI_VDEVICE(NS, 0x002D), },
+ { PCI_VDEVICE(NS, PCI_DEVICE_ID_NS_CS5535_IDE), },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5535_IDE), },
{ },
};
diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c
index abdd19fe990..d6f69561dc8 100644
--- a/drivers/ata/pata_octeon_cf.c
+++ b/drivers/ata/pata_octeon_cf.c
@@ -213,7 +213,7 @@ static void octeon_cf_set_dmamode(struct ata_port *ap, struct ata_device *dev)
* This is tI, C.F. spec. says 0, but Sony CF card requires
* more, we use 20 nS.
*/
- dma_tim.s.dmack_s = ns_to_tim_reg(tim_mult, 20);;
+ dma_tim.s.dmack_s = ns_to_tim_reg(tim_mult, 20);
dma_tim.s.dmack_h = ns_to_tim_reg(tim_mult, dma_ackh);
dma_tim.s.dmarq = dma_arq;
@@ -841,7 +841,7 @@ static int __devinit octeon_cf_probe(struct platform_device *pdev)
ocd = pdev->dev.platform_data;
cs0 = devm_ioremap_nocache(&pdev->dev, res_cs0->start,
- res_cs0->end - res_cs0->start + 1);
+ resource_size(res_cs0));
if (!cs0)
return -ENOMEM;
diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c
index d8d743af322..3f6ebc6c665 100644
--- a/drivers/ata/pata_platform.c
+++ b/drivers/ata/pata_platform.c
@@ -151,14 +151,14 @@ int __devinit __pata_platform_probe(struct device *dev,
*/
if (mmio) {
ap->ioaddr.cmd_addr = devm_ioremap(dev, io_res->start,
- io_res->end - io_res->start + 1);
+ resource_size(io_res));
ap->ioaddr.ctl_addr = devm_ioremap(dev, ctl_res->start,
- ctl_res->end - ctl_res->start + 1);
+ resource_size(ctl_res));
} else {
ap->ioaddr.cmd_addr = devm_ioport_map(dev, io_res->start,
- io_res->end - io_res->start + 1);
+ resource_size(io_res));
ap->ioaddr.ctl_addr = devm_ioport_map(dev, ctl_res->start,
- ctl_res->end - ctl_res->start + 1);
+ resource_size(ctl_res));
}
if (!ap->ioaddr.cmd_addr || !ap->ioaddr.ctl_addr) {
dev_err(dev, "failed to map IO/CTL base\n");
diff --git a/drivers/ata/pata_rb532_cf.c b/drivers/ata/pata_rb532_cf.c
index 8e3cdef8a25..45f1e10f917 100644
--- a/drivers/ata/pata_rb532_cf.c
+++ b/drivers/ata/pata_rb532_cf.c
@@ -151,7 +151,7 @@ static __devinit int rb532_pata_driver_probe(struct platform_device *pdev)
info->irq = irq;
info->iobase = devm_ioremap_nocache(&pdev->dev, res->start,
- res->end - res->start + 1);
+ resource_size(res));
if (!info->iobase)
return -ENOMEM;
diff --git a/drivers/ata/pata_rdc.c b/drivers/ata/pata_rdc.c
new file mode 100644
index 00000000000..c843a1e07c4
--- /dev/null
+++ b/drivers/ata/pata_rdc.c
@@ -0,0 +1,400 @@
+/*
+ * pata_rdc - Driver for later RDC PATA controllers
+ *
+ * This is actually a driver for hardware meeting
+ * INCITS 370-2004 (1510D): ATA Host Adapter Standards
+ *
+ * Based on ata_piix.
+ *
+ * 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, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING. If not, write to
+ * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+#include <linux/blkdev.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <scsi/scsi_host.h>
+#include <linux/libata.h>
+#include <linux/dmi.h>
+
+#define DRV_NAME "pata_rdc"
+#define DRV_VERSION "0.01"
+
+struct rdc_host_priv {
+ u32 saved_iocfg;
+};
+
+/**
+ * rdc_pata_cable_detect - Probe host controller cable detect info
+ * @ap: Port for which cable detect info is desired
+ *
+ * Read 80c cable indicator from ATA PCI device's PCI config
+ * register. This register is normally set by firmware (BIOS).
+ *
+ * LOCKING:
+ * None (inherited from caller).
+ */
+
+static int rdc_pata_cable_detect(struct ata_port *ap)
+{
+ struct rdc_host_priv *hpriv = ap->host->private_data;
+ u8 mask;
+
+ /* check BIOS cable detect results */
+ mask = 0x30 << (2 * ap->port_no);
+ if ((hpriv->saved_iocfg & mask) == 0)
+ return ATA_CBL_PATA40;
+ return ATA_CBL_PATA80;
+}
+
+/**
+ * rdc_pata_prereset - prereset for PATA host controller
+ * @link: Target link
+ * @deadline: deadline jiffies for the operation
+ *
+ * LOCKING:
+ * None (inherited from caller).
+ */
+static int rdc_pata_prereset(struct ata_link *link, unsigned long deadline)
+{
+ struct ata_port *ap = link->ap;
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+
+ static const struct pci_bits rdc_enable_bits[] = {
+ { 0x41U, 1U, 0x80UL, 0x80UL }, /* port 0 */
+ { 0x43U, 1U, 0x80UL, 0x80UL }, /* port 1 */
+ };
+
+ if (!pci_test_config_bits(pdev, &rdc_enable_bits[ap->port_no]))
+ return -ENOENT;
+ return ata_sff_prereset(link, deadline);
+}
+
+/**
+ * rdc_set_piomode - Initialize host controller PATA PIO timings
+ * @ap: Port whose timings we are configuring
+ * @adev: um
+ *
+ * Set PIO mode for device, in host controller PCI config space.
+ *
+ * LOCKING:
+ * None (inherited from caller).
+ */
+
+static void rdc_set_piomode(struct ata_port *ap, struct ata_device *adev)
+{
+ unsigned int pio = adev->pio_mode - XFER_PIO_0;
+ struct pci_dev *dev = to_pci_dev(ap->host->dev);
+ unsigned int is_slave = (adev->devno != 0);
+ unsigned int master_port= ap->port_no ? 0x42 : 0x40;
+ unsigned int slave_port = 0x44;
+ u16 master_data;
+ u8 slave_data;
+ u8 udma_enable;
+ int control = 0;
+
+ static const /* ISP RTC */
+ u8 timings[][2] = { { 0, 0 },
+ { 0, 0 },
+ { 1, 0 },
+ { 2, 1 },
+ { 2, 3 }, };
+
+ if (pio >= 2)
+ control |= 1; /* TIME1 enable */
+ if (ata_pio_need_iordy(adev))
+ control |= 2; /* IE enable */
+
+ if (adev->class == ATA_DEV_ATA)
+ control |= 4; /* PPE enable */
+
+ /* PIO configuration clears DTE unconditionally. It will be
+ * programmed in set_dmamode which is guaranteed to be called
+ * after set_piomode if any DMA mode is available.
+ */
+ pci_read_config_word(dev, master_port, &master_data);
+ if (is_slave) {
+ /* clear TIME1|IE1|PPE1|DTE1 */
+ master_data &= 0xff0f;
+ /* Enable SITRE (separate slave timing register) */
+ master_data |= 0x4000;
+ /* enable PPE1, IE1 and TIME1 as needed */
+ master_data |= (control << 4);
+ pci_read_config_byte(dev, slave_port, &slave_data);
+ slave_data &= (ap->port_no ? 0x0f : 0xf0);
+ /* Load the timing nibble for this slave */
+ slave_data |= ((timings[pio][0] << 2) | timings[pio][1])
+ << (ap->port_no ? 4 : 0);
+ } else {
+ /* clear ISP|RCT|TIME0|IE0|PPE0|DTE0 */
+ master_data &= 0xccf0;
+ /* Enable PPE, IE and TIME as appropriate */
+ master_data |= control;
+ /* load ISP and RCT */
+ master_data |=
+ (timings[pio][0] << 12) |
+ (timings[pio][1] << 8);
+ }
+ pci_write_config_word(dev, master_port, master_data);
+ if (is_slave)
+ pci_write_config_byte(dev, slave_port, slave_data);
+
+ /* Ensure the UDMA bit is off - it will be turned back on if
+ UDMA is selected */
+
+ pci_read_config_byte(dev, 0x48, &udma_enable);
+ udma_enable &= ~(1 << (2 * ap->port_no + adev->devno));
+ pci_write_config_byte(dev, 0x48, udma_enable);
+}
+
+/**
+ * rdc_set_dmamode - Initialize host controller PATA PIO timings
+ * @ap: Port whose timings we are configuring
+ * @adev: Drive in question
+ *
+ * Set UDMA mode for device, in host controller PCI config space.
+ *
+ * LOCKING:
+ * None (inherited from caller).
+ */
+
+static void rdc_set_dmamode(struct ata_port *ap, struct ata_device *adev)
+{
+ struct pci_dev *dev = to_pci_dev(ap->host->dev);
+ u8 master_port = ap->port_no ? 0x42 : 0x40;
+ u16 master_data;
+ u8 speed = adev->dma_mode;
+ int devid = adev->devno + 2 * ap->port_no;
+ u8 udma_enable = 0;
+
+ static const /* ISP RTC */
+ u8 timings[][2] = { { 0, 0 },
+ { 0, 0 },
+ { 1, 0 },
+ { 2, 1 },
+ { 2, 3 }, };
+
+ pci_read_config_word(dev, master_port, &master_data);
+ pci_read_config_byte(dev, 0x48, &udma_enable);
+
+ if (speed >= XFER_UDMA_0) {
+ unsigned int udma = adev->dma_mode - XFER_UDMA_0;
+ u16 udma_timing;
+ u16 ideconf;
+ int u_clock, u_speed;
+
+ /*
+ * UDMA is handled by a combination of clock switching and
+ * selection of dividers
+ *
+ * Handy rule: Odd modes are UDMATIMx 01, even are 02
+ * except UDMA0 which is 00
+ */
+ u_speed = min(2 - (udma & 1), udma);
+ if (udma == 5)
+ u_clock = 0x1000; /* 100Mhz */
+ else if (udma > 2)
+ u_clock = 1; /* 66Mhz */
+ else
+ u_clock = 0; /* 33Mhz */
+
+ udma_enable |= (1 << devid);
+
+ /* Load the CT/RP selection */
+ pci_read_config_word(dev, 0x4A, &udma_timing);
+ udma_timing &= ~(3 << (4 * devid));
+ udma_timing |= u_speed << (4 * devid);
+ pci_write_config_word(dev, 0x4A, udma_timing);
+
+ /* Select a 33/66/100Mhz clock */
+ pci_read_config_word(dev, 0x54, &ideconf);
+ ideconf &= ~(0x1001 << devid);
+ ideconf |= u_clock << devid;
+ pci_write_config_word(dev, 0x54, ideconf);
+ } else {
+ /*
+ * MWDMA is driven by the PIO timings. We must also enable
+ * IORDY unconditionally along with TIME1. PPE has already
+ * been set when the PIO timing was set.
+ */
+ unsigned int mwdma = adev->dma_mode - XFER_MW_DMA_0;
+ unsigned int control;
+ u8 slave_data;
+ const unsigned int needed_pio[3] = {
+ XFER_PIO_0, XFER_PIO_3, XFER_PIO_4
+ };
+ int pio = needed_pio[mwdma] - XFER_PIO_0;
+
+ control = 3; /* IORDY|TIME1 */
+
+ /* If the drive MWDMA is faster than it can do PIO then
+ we must force PIO into PIO0 */
+
+ if (adev->pio_mode < needed_pio[mwdma])
+ /* Enable DMA timing only */
+ control |= 8; /* PIO cycles in PIO0 */
+
+ if (adev->devno) { /* Slave */
+ master_data &= 0xFF4F; /* Mask out IORDY|TIME1|DMAONLY */
+ master_data |= control << 4;
+ pci_read_config_byte(dev, 0x44, &slave_data);
+ slave_data &= (ap->port_no ? 0x0f : 0xf0);
+ /* Load the matching timing */
+ slave_data |= ((timings[pio][0] << 2) | timings[pio][1]) << (ap->port_no ? 4 : 0);
+ pci_write_config_byte(dev, 0x44, slave_data);
+ } else { /* Master */
+ master_data &= 0xCCF4; /* Mask out IORDY|TIME1|DMAONLY
+ and master timing bits */
+ master_data |= control;
+ master_data |=
+ (timings[pio][0] << 12) |
+ (timings[pio][1] << 8);
+ }
+
+ udma_enable &= ~(1 << devid);
+ pci_write_config_word(dev, master_port, master_data);
+ }
+ pci_write_config_byte(dev, 0x48, udma_enable);
+}
+
+static struct ata_port_operations rdc_pata_ops = {
+ .inherits = &ata_bmdma32_port_ops,
+ .cable_detect = rdc_pata_cable_detect,
+ .set_piomode = rdc_set_piomode,
+ .set_dmamode = rdc_set_dmamode,
+ .prereset = rdc_pata_prereset,
+};
+
+static struct ata_port_info rdc_port_info = {
+
+ .flags = ATA_FLAG_SLAVE_POSS,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA5,
+ .port_ops = &rdc_pata_ops,
+};
+
+static struct scsi_host_template rdc_sht = {
+ ATA_BMDMA_SHT(DRV_NAME),
+};
+
+/**
+ * rdc_init_one - Register PIIX ATA PCI device with kernel services
+ * @pdev: PCI device to register
+ * @ent: Entry in rdc_pci_tbl matching with @pdev
+ *
+ * Called from kernel PCI layer. We probe for combined mode (sigh),
+ * and then hand over control to libata, for it to do the rest.
+ *
+ * LOCKING:
+ * Inherited from PCI layer (may sleep).
+ *
+ * RETURNS:
+ * Zero on success, or -ERRNO value.
+ */
+
+static int __devinit rdc_init_one(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ static int printed_version;
+ struct device *dev = &pdev->dev;
+ struct ata_port_info port_info[2];
+ const struct ata_port_info *ppi[] = { &port_info[0], &port_info[1] };
+ unsigned long port_flags;
+ struct ata_host *host;
+ struct rdc_host_priv *hpriv;
+ int rc;
+
+ if (!printed_version++)
+ dev_printk(KERN_DEBUG, &pdev->dev,
+ "version " DRV_VERSION "\n");
+
+ port_info[0] = rdc_port_info;
+ port_info[1] = rdc_port_info;
+
+ port_flags = port_info[0].flags;
+
+ /* enable device and prepare host */
+ rc = pcim_enable_device(pdev);
+ if (rc)
+ return rc;
+
+ hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL);
+ if (!hpriv)
+ return -ENOMEM;
+
+ /* Save IOCFG, this will be used for cable detection, quirk
+ * detection and restoration on detach.
+ */
+ pci_read_config_dword(pdev, 0x54, &hpriv->saved_iocfg);
+
+ rc = ata_pci_sff_prepare_host(pdev, ppi, &host);
+ if (rc)
+ return rc;
+ host->private_data = hpriv;
+
+ pci_intx(pdev, 1);
+
+ host->flags |= ATA_HOST_PARALLEL_SCAN;
+
+ pci_set_master(pdev);
+ return ata_pci_sff_activate_host(host, ata_sff_interrupt, &rdc_sht);
+}
+
+static void rdc_remove_one(struct pci_dev *pdev)
+{
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ struct rdc_host_priv *hpriv = host->private_data;
+
+ pci_write_config_dword(pdev, 0x54, hpriv->saved_iocfg);
+
+ ata_pci_remove_one(pdev);
+}
+
+static const struct pci_device_id rdc_pci_tbl[] = {
+ { PCI_DEVICE(0x17F3, 0x1011), },
+ { PCI_DEVICE(0x17F3, 0x1012), },
+ { } /* terminate list */
+};
+
+static struct pci_driver rdc_pci_driver = {
+ .name = DRV_NAME,
+ .id_table = rdc_pci_tbl,
+ .probe = rdc_init_one,
+ .remove = rdc_remove_one,
+};
+
+
+static int __init rdc_init(void)
+{
+ return pci_register_driver(&rdc_pci_driver);
+}
+
+static void __exit rdc_exit(void)
+{
+ pci_unregister_driver(&rdc_pci_driver);
+}
+
+module_init(rdc_init);
+module_exit(rdc_exit);
+
+MODULE_AUTHOR("Alan Cox (based on ata_piix)");
+MODULE_DESCRIPTION("SCSI low-level driver for RDC PATA controllers");
+MODULE_LICENSE("GPL");
+MODULE_DEVICE_TABLE(pci, rdc_pci_tbl);
+MODULE_VERSION(DRV_VERSION);
diff --git a/drivers/ata/pata_rz1000.c b/drivers/ata/pata_rz1000.c
index 0c574c065c6..a5e4dfe60b4 100644
--- a/drivers/ata/pata_rz1000.c
+++ b/drivers/ata/pata_rz1000.c
@@ -85,7 +85,6 @@ static int rz1000_fifo_disable(struct pci_dev *pdev)
static int rz1000_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
{
- static int printed_version;
static const struct ata_port_info info = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = ATA_PIO4,
@@ -93,8 +92,7 @@ static int rz1000_init_one (struct pci_dev *pdev, const struct pci_device_id *en
};
const struct ata_port_info *ppi[] = { &info, NULL };
- if (!printed_version++)
- printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
+ printk_once(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
if (rz1000_fifo_disable(pdev) == 0)
return ata_pci_sff_init_one(pdev, ppi, &rz1000_sht, NULL);
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index 94eaa432c40..d344db42a00 100644
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -1257,6 +1257,7 @@ static struct scsi_host_template sata_fsl_sht = {
static struct ata_port_operations sata_fsl_ops = {
.inherits = &sata_pmp_port_ops,
+ .qc_defer = ata_std_qc_defer,
.qc_prep = sata_fsl_qc_prep,
.qc_issue = sata_fsl_qc_issue,
.qc_fill_rtf = sata_fsl_qc_fill_rtf,
diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index 8d890cc5a7e..4406902b429 100644
--- a/drivers/ata/sata_inic162x.c
+++ b/drivers/ata/sata_inic162x.c
@@ -405,7 +405,7 @@ static irqreturn_t inic_interrupt(int irq, void *dev_instance)
struct ata_host *host = dev_instance;
struct inic_host_priv *hpriv = host->private_data;
u16 host_irq_stat;
- int i, handled = 0;;
+ int i, handled = 0;
host_irq_stat = readw(hpriv->mmio_base + HOST_IRQ_STAT);
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index c19417e0220..17f9ff9067a 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -4013,7 +4013,7 @@ static int mv_platform_probe(struct platform_device *pdev)
host->iomap = NULL;
hpriv->base = devm_ioremap(&pdev->dev, res->start,
- res->end - res->start + 1);
+ resource_size(res));
hpriv->base -= SATAHC0_REG_BASE;
/*
diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index 35bd5cc7f28..3cb69d5fb81 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -565,6 +565,19 @@ static void sil_freeze(struct ata_port *ap)
tmp |= SIL_MASK_IDE0_INT << ap->port_no;
writel(tmp, mmio_base + SIL_SYSCFG);
readl(mmio_base + SIL_SYSCFG); /* flush */
+
+ /* Ensure DMA_ENABLE is off.
+ *
+ * This is because the controller will not give us access to the
+ * taskfile registers while a DMA is in progress
+ */
+ iowrite8(ioread8(ap->ioaddr.bmdma_addr) & ~SIL_DMA_ENABLE,
+ ap->ioaddr.bmdma_addr);
+
+ /* According to ata_bmdma_stop, an HDMA transition requires
+ * on PIO cycle. But we can't read a taskfile register.
+ */
+ ioread8(ap->ioaddr.bmdma_addr);
}
static void sil_thaw(struct ata_port *ap)
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 77aa8d7ecec..e6946fc527d 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -846,6 +846,17 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc)
if (!ata_is_atapi(qc->tf.protocol)) {
prb = &cb->ata.prb;
sge = cb->ata.sge;
+ if (ata_is_data(qc->tf.protocol)) {
+ u16 prot = 0;
+ ctrl = PRB_CTRL_PROTOCOL;
+ if (ata_is_ncq(qc->tf.protocol))
+ prot |= PRB_PROT_NCQ;
+ if (qc->tf.flags & ATA_TFLAG_WRITE)
+ prot |= PRB_PROT_WRITE;
+ else
+ prot |= PRB_PROT_READ;
+ prb->prot = cpu_to_le16(prot);
+ }
} else {
prb = &cb->atapi.prb;
sge = cb->atapi.sge;
diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c
index 8f983322861..f8a91bfd66a 100644
--- a/drivers/ata/sata_sis.c
+++ b/drivers/ata/sata_sis.c
@@ -109,8 +109,9 @@ MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(pci, sis_pci_tbl);
MODULE_VERSION(DRV_VERSION);
-static unsigned int get_scr_cfg_addr(struct ata_port *ap, unsigned int sc_reg)
+static unsigned int get_scr_cfg_addr(struct ata_link *link, unsigned int sc_reg)
{
+ struct ata_port *ap = link->ap;
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
unsigned int addr = SIS_SCR_BASE + (4 * sc_reg);
u8 pmr;
@@ -131,6 +132,9 @@ static unsigned int get_scr_cfg_addr(struct ata_port *ap, unsigned int sc_reg)
break;
}
}
+ if (link->pmp)
+ addr += 0x10;
+
return addr;
}
@@ -138,24 +142,12 @@ static u32 sis_scr_cfg_read(struct ata_link *link,
unsigned int sc_reg, u32 *val)
{
struct pci_dev *pdev = to_pci_dev(link->ap->host->dev);
- unsigned int cfg_addr = get_scr_cfg_addr(link->ap, sc_reg);
- u32 val2 = 0;
- u8 pmr;
+ unsigned int cfg_addr = get_scr_cfg_addr(link, sc_reg);
if (sc_reg == SCR_ERROR) /* doesn't exist in PCI cfg space */
return -EINVAL;
- pci_read_config_byte(pdev, SIS_PMR, &pmr);
-
pci_read_config_dword(pdev, cfg_addr, val);
-
- if ((pdev->device == 0x0182) || (pdev->device == 0x0183) ||
- (pdev->device == 0x1182) || (pmr & SIS_PMR_COMBINED))
- pci_read_config_dword(pdev, cfg_addr+0x10, &val2);
-
- *val |= val2;
- *val &= 0xfffffffb; /* avoid problems with powerdowned ports */
-
return 0;
}
@@ -163,28 +155,16 @@ static int sis_scr_cfg_write(struct ata_link *link,
unsigned int sc_reg, u32 val)
{
struct pci_dev *pdev = to_pci_dev(link->ap->host->dev);
- unsigned int cfg_addr = get_scr_cfg_addr(link->ap, sc_reg);
- u8 pmr;
-
- if (sc_reg == SCR_ERROR) /* doesn't exist in PCI cfg space */
- return -EINVAL;
-
- pci_read_config_byte(pdev, SIS_PMR, &pmr);
+ unsigned int cfg_addr = get_scr_cfg_addr(link, sc_reg);
pci_write_config_dword(pdev, cfg_addr, val);
-
- if ((pdev->device == 0x0182) || (pdev->device == 0x0183) ||
- (pdev->device == 0x1182) || (pmr & SIS_PMR_COMBINED))
- pci_write_config_dword(pdev, cfg_addr+0x10, val);
-
return 0;
}
static int sis_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val)
{
struct ata_port *ap = link->ap;
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
- u8 pmr;
+ void __iomem *base = ap->ioaddr.scr_addr + link->pmp * 0x10;
if (sc_reg > SCR_CONTROL)
return -EINVAL;
@@ -192,39 +172,23 @@ static int sis_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val)
if (ap->flags & SIS_FLAG_CFGSCR)
return sis_scr_cfg_read(link, sc_reg, val);
- pci_read_config_byte(pdev, SIS_PMR, &pmr);
-
- *val = ioread32(ap->ioaddr.scr_addr + (sc_reg * 4));
-
- if ((pdev->device == 0x0182) || (pdev->device == 0x0183) ||
- (pdev->device == 0x1182) || (pmr & SIS_PMR_COMBINED))
- *val |= ioread32(ap->ioaddr.scr_addr + (sc_reg * 4) + 0x10);
-
- *val &= 0xfffffffb;
-
+ *val = ioread32(base + sc_reg * 4);
return 0;
}
static int sis_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val)
{
struct ata_port *ap = link->ap;
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
- u8 pmr;
+ void __iomem *base = ap->ioaddr.scr_addr + link->pmp * 0x10;
if (sc_reg > SCR_CONTROL)
return -EINVAL;
- pci_read_config_byte(pdev, SIS_PMR, &pmr);
-
if (ap->flags & SIS_FLAG_CFGSCR)
return sis_scr_cfg_write(link, sc_reg, val);
- else {
- iowrite32(val, ap->ioaddr.scr_addr + (sc_reg * 4));
- if ((pdev->device == 0x0182) || (pdev->device == 0x0183) ||
- (pdev->device == 0x1182) || (pmr & SIS_PMR_COMBINED))
- iowrite32(val, ap->ioaddr.scr_addr + (sc_reg * 4)+0x10);
- return 0;
- }
+
+ iowrite32(val, base + (sc_reg * 4));
+ return 0;
}
static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
@@ -236,7 +200,7 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
u32 genctl, val;
u8 pmr;
u8 port2_start = 0x20;
- int rc;
+ int i, rc;
if (!printed_version++)
dev_printk(KERN_INFO, &pdev->dev, "version " DRV_VERSION "\n");
@@ -319,6 +283,17 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (rc)
return rc;
+ for (i = 0; i < 2; i++) {
+ struct ata_port *ap = host->ports[i];
+
+ if (ap->flags & ATA_FLAG_SATA &&
+ ap->flags & ATA_FLAG_SLAVE_POSS) {
+ rc = ata_slave_link_init(ap);
+ if (rc)
+ return rc;
+ }
+ }
+
if (!(pi.flags & SIS_FLAG_CFGSCR)) {
void __iomem *mmio;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 08:10:45 +0000