diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-11-18 21:37:07 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-18 21:37:07 +0100 |
| commit | 5177dc3f2b3220b2dcfcf35eb9e6ec53ee818231 (patch) | |
| tree | 29dd80a7b33426d0890aa07b5864224557c62af7 /drivers/usb/host/ehci-hcd.c | |
| parent | 0bb943c7a2136716757a263f604d26309fd98042 (diff) | |
| parent | 7f0f598a0069d1ab072375965a4b69137233169c (diff) | |
| download | op-kernel-dev-5177dc3f2b3220b2dcfcf35eb9e6ec53ee818231.zip op-kernel-dev-5177dc3f2b3220b2dcfcf35eb9e6ec53ee818231.tar.gz | |
Merge branch 'linus' into tracing/urgent
Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
| -rw-r--r-- | drivers/usb/host/ehci-hcd.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 15a803b..4725d15 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -643,7 +643,7 @@ static int ehci_run (struct usb_hcd *hcd) static irqreturn_t ehci_irq (struct usb_hcd *hcd) { struct ehci_hcd *ehci = hcd_to_ehci (hcd); - u32 status, pcd_status = 0, cmd; + u32 status, masked_status, pcd_status = 0, cmd; int bh; spin_lock (&ehci->lock); @@ -656,14 +656,14 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) goto dead; } - status &= INTR_MASK; - if (!status) { /* irq sharing? */ + masked_status = status & INTR_MASK; + if (!masked_status) { /* irq sharing? */ spin_unlock(&ehci->lock); return IRQ_NONE; } /* clear (just) interrupts */ - ehci_writel(ehci, status, &ehci->regs->status); + ehci_writel(ehci, masked_status, &ehci->regs->status); cmd = ehci_readl(ehci, &ehci->regs->command); bh = 0; @@ -734,18 +734,17 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) /* PCI errors [4.15.2.4] */ if (unlikely ((status & STS_FATAL) != 0)) { + ehci_err(ehci, "fatal error\n"); dbg_cmd(ehci, "fatal", cmd); dbg_status(ehci, "fatal", status); - if (status & STS_HALT) { - ehci_err (ehci, "fatal error\n"); + ehci_halt(ehci); dead: - ehci_reset (ehci); - ehci_writel(ehci, 0, &ehci->regs->configured_flag); - /* generic layer kills/unlinks all urbs, then - * uses ehci_stop to clean up the rest - */ - bh = 1; - } + ehci_reset(ehci); + ehci_writel(ehci, 0, &ehci->regs->configured_flag); + /* generic layer kills/unlinks all urbs, then + * uses ehci_stop to clean up the rest + */ + bh = 1; } if (bh) |
