diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2009-02-12 17:27:56 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-02-12 17:27:56 +0900 |
| commit | 41480ae7a383dcffa497decdd97b3cb2caaa18ec (patch) | |
| tree | f1e3afce2cbd0bbc544cd86a73e5b3093eb081c4 /drivers/usb/host/whci/asl.c | |
| parent | 508eb2ce222053e51e2243b7add8eeac85b1d250 (diff) | |
| parent | 34aeb43e2d3800f4d8f96feb9f1b49cd506679d5 (diff) | |
Merge branch 'sh/stable-updates'
Diffstat (limited to 'drivers/usb/host/whci/asl.c')
| -rw-r--r-- | drivers/usb/host/whci/asl.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/usb/host/whci/asl.c b/drivers/usb/host/whci/asl.c index 577c0d29849..2291c5f5af5 100644 --- a/drivers/usb/host/whci/asl.c +++ b/drivers/usb/host/whci/asl.c @@ -170,12 +170,17 @@ void asl_stop(struct whc *whc) void asl_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->async_list_wq, - (le_readl(whc->base + WUSBCMD) & WUSBCMD_ASYNC_UPDATED) == 0); + t = wait_event_timeout( + whc->async_list_wq, + (le_readl(whc->base + WUSBCMD) & WUSBCMD_ASYNC_UPDATED) == 0, + msecs_to_jiffies(1000)); + if (t == 0) + whc_hw_error(whc, "ASL update timeout"); } mutex_unlock(&wusbhc->mutex); } |