X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=drivers%2Fusb%2Fhost%2Fohci-hub.c;h=cddcda95b57930f40698e3d2752226b85b6fbd4b;hb=0f1312b260499b34bb92fc9bd8ca1560dda2c4da;hp=65cac8cc8921254718d835860a9ad2871d13b823;hpb=d3b383338f105f50724c10a7d81b04a3930e886b;p=deliverable%2Flinux.git diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c index 65cac8cc8921..cddcda95b579 100644 --- a/drivers/usb/host/ohci-hub.c +++ b/drivers/usb/host/ohci-hub.c @@ -284,7 +284,7 @@ static int ohci_bus_suspend (struct usb_hcd *hcd) spin_lock_irq (&ohci->lock); - if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))) + if (unlikely(!HCD_HW_ACCESSIBLE(hcd))) rc = -ESHUTDOWN; else rc = ohci_rh_suspend (ohci, 0); @@ -302,7 +302,7 @@ static int ohci_bus_resume (struct usb_hcd *hcd) spin_lock_irq (&ohci->lock); - if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))) + if (unlikely(!HCD_HW_ACCESSIBLE(hcd))) rc = -ESHUTDOWN; else rc = ohci_rh_resume (ohci); @@ -355,6 +355,11 @@ static void ohci_finish_controller_resume(struct usb_hcd *hcd) ohci_readl(ohci, &ohci->regs->intrenable); msleep(20); } + + /* Does the root hub have a port wakeup pending? */ + if (ohci_readl(ohci, &ohci->regs->intrstatus) & + (OHCI_INTR_RD | OHCI_INTR_RHSC)) + usb_hcd_resume_root_hub(hcd); } /* Carry out polling-, autostop-, and autoresume-related state changes */ @@ -364,7 +369,7 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, int poll_rh = 1; int rhsc_enable; - /* Some broken controllers never turn off RHCS in the interrupt + /* Some broken controllers never turn off RHSC in the interrupt * status register. For their sake we won't re-enable RHSC * interrupts if the interrupt bit is already active. */ @@ -489,7 +494,7 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf) unsigned long flags; spin_lock_irqsave (&ohci->lock, flags); - if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)) + if (!HCD_HW_ACCESSIBLE(hcd)) goto done; /* undocumented erratum seen on at least rev D */ @@ -533,8 +538,12 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf) } } - hcd->poll_rh = ohci_root_hub_state_changes(ohci, changed, - any_connected, rhsc_status); + if (ohci_root_hub_state_changes(ohci, changed, + any_connected, rhsc_status)) + set_bit(HCD_FLAG_POLL_RH, &hcd->flags); + else + clear_bit(HCD_FLAG_POLL_RH, &hcd->flags); + done: spin_unlock_irqrestore (&ohci->lock, flags); @@ -701,7 +710,7 @@ static int ohci_hub_control ( u32 temp; int retval = 0; - if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))) + if (unlikely(!HCD_HW_ACCESSIBLE(hcd))) return -ESHUTDOWN; switch (typeReq) {