diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-01-31 17:32:31 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-02-05 22:30:01 +0100 |
| commit | 9d45cf9e36bf9bcf16df6e1cbf049807c8402823 (patch) | |
| tree | 2118a16701418af10d215d2174df7ee0a5cbe6bd /drivers/usb/host/whci/pzl.c | |
| parent | a146649bc19d5eba4f5bfac6720c5f252d517a71 (diff) | |
| parent | 0cd5c3c80a0ebd68c08312fa7d8c13149cc61c4c (diff) | |
Merge branch 'x86/urgent' into x86/apic
Conflicts:
arch/x86/mach-default/setup.c
Semantic merge:
arch/x86/kernel/irqinit_32.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/usb/host/whci/pzl.c')
| -rw-r--r-- | drivers/usb/host/whci/pzl.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/usb/host/whci/pzl.c b/drivers/usb/host/whci/pzl.c index 2ae5abf69a6..7dc85a0bee7 100644 --- a/drivers/usb/host/whci/pzl.c +++ b/drivers/usb/host/whci/pzl.c @@ -183,12 +183,17 @@ void pzl_stop(struct whc *whc) void pzl_update(struct whc *whc, uint32_t wusbcmd) { struct wusbhc *wusbhc = &whc->wusbhc; + long t; mutex_lock(&wusbhc->mutex); if (wusbhc->active) { whc_write_wusbcmd(whc, wusbcmd, wusbcmd); - wait_event(whc->periodic_list_wq, - (le_readl(whc->base + WUSBCMD) & WUSBCMD_PERIODIC_UPDATED) == 0); + t = wait_event_timeout( + whc->periodic_list_wq, + (le_readl(whc->base + WUSBCMD) & WUSBCMD_PERIODIC_UPDATED) == 0, + msecs_to_jiffies(1000)); + if (t == 0) + whc_hw_error(whc, "PZL update timeout"); } mutex_unlock(&wusbhc->mutex); } |