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authorDavid Brownell <david-b@pacbell.net>2005-09-22 22:45:13 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2005-10-28 16:47:41 -0700
commitccdcf77ae32e3d3347fdf3810b27f899e98c34fb (patch)
tree88e49a51a4778966aa64a138896f3a3321cc97fe /drivers/usb/host
parenta7f72abe8fac9b919135005e06216be8eef945a2 (diff)
[PATCH] ISP116x PM updates
This makes the isp116x driver stop using usb_suspend_device() and usb_resume_device() ... usbcore now calls to the root hub methods, removing the need for this. It also switches from keventd to khubd for remote wakeup. (Compile tested.) Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> drivers/usb/host/isp116x-hcd.c | 29 ++++------------------------- drivers/usb/host/isp116x.h | 1 - 2 files changed, 4 insertions(+), 26 deletions(-)
Diffstat (limited to 'drivers/usb/host')
-rw-r--r--drivers/usb/host/isp116x-hcd.c29
-rw-r--r--drivers/usb/host/isp116x.h1
2 files changed, 4 insertions, 26 deletions
diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c
index 554d60282a9..f68220fc53f 100644
--- a/drivers/usb/host/isp116x-hcd.c
+++ b/drivers/usb/host/isp116x-hcd.c
@@ -638,7 +638,7 @@ static irqreturn_t isp116x_irq(struct usb_hcd *hcd, struct pt_regs *regs)
+ msecs_to_jiffies(20) + 1);
if (intstat & HCINT_RD) {
DBG("---- remote wakeup\n");
- schedule_work(&isp116x->rh_resume);
+ usb_hcd_resume_root_hub(hcd);
ret = IRQ_HANDLED;
}
irqstat &= ~HCuPINT_OPR;
@@ -1263,22 +1263,12 @@ static int isp116x_hub_resume(struct usb_hcd *hcd)
return 0;
}
-static void isp116x_rh_resume(void *_hcd)
-{
- struct usb_hcd *hcd = _hcd;
-
- usb_resume_device(hcd->self.root_hub);
-}
#else
#define isp116x_hub_suspend NULL
#define isp116x_hub_resume NULL
-static void isp116x_rh_resume(void *_hcd)
-{
-}
-
#endif
/*-----------------------------------------------------------------*/
@@ -1732,7 +1722,6 @@ static int __init isp116x_probe(struct device *dev)
isp116x->addr_reg = addr_reg;
spin_lock_init(&isp116x->lock);
INIT_LIST_HEAD(&isp116x->async);
- INIT_WORK(&isp116x->rh_resume, isp116x_rh_resume, hcd);
isp116x->board = dev->platform_data;
if (!isp116x->board) {
@@ -1777,16 +1766,10 @@ static int __init isp116x_probe(struct device *dev)
static int isp116x_suspend(struct device *dev, pm_message_t state)
{
int ret = 0;
- struct usb_hcd *hcd = dev_get_drvdata(dev);
VDBG("%s: state %x\n", __func__, state);
- ret = usb_suspend_device(hcd->self.root_hub);
- if (!ret) {
- dev->power.power_state = state;
- INFO("%s suspended\n", hcd_name);
- } else
- ERR("%s suspend failed\n", hcd_name);
+ dev->power.power_state = state;
return ret;
}
@@ -1797,15 +1780,11 @@ static int isp116x_suspend(struct device *dev, pm_message_t state)
static int isp116x_resume(struct device *dev)
{
int ret = 0;
- struct usb_hcd *hcd = dev_get_drvdata(dev);
VDBG("%s: state %x\n", __func__, dev->power.power_state);
- ret = usb_resume_device(hcd->self.root_hub);
- if (!ret) {
- dev->power.power_state = PMSG_ON;
- VDBG("%s resumed\n", (char *)hcd_name);
- }
+ dev->power.power_state = PMSG_ON;
+
return ret;
}
diff --git a/drivers/usb/host/isp116x.h b/drivers/usb/host/isp116x.h
index 58873470dcf..c6fec96785f 100644
--- a/drivers/usb/host/isp116x.h
+++ b/drivers/usb/host/isp116x.h
@@ -253,7 +253,6 @@ static const int cc_to_error[16] = {
struct isp116x {
spinlock_t lock;
- struct work_struct rh_resume;
void __iomem *addr_reg;
void __iomem *data_reg;