diff options
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 577c0d29849d..2291c5f5af51 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) | |||
170 | void asl_update(struct whc *whc, uint32_t wusbcmd) | 170 | void asl_update(struct whc *whc, uint32_t wusbcmd) |
171 | { | 171 | { |
172 | struct wusbhc *wusbhc = &whc->wusbhc; | 172 | struct wusbhc *wusbhc = &whc->wusbhc; |
173 | long t; | ||
173 | 174 | ||
174 | mutex_lock(&wusbhc->mutex); | 175 | mutex_lock(&wusbhc->mutex); |
175 | if (wusbhc->active) { | 176 | if (wusbhc->active) { |
176 | whc_write_wusbcmd(whc, wusbcmd, wusbcmd); | 177 | whc_write_wusbcmd(whc, wusbcmd, wusbcmd); |
177 | wait_event(whc->async_list_wq, | 178 | t = wait_event_timeout( |
178 | (le_readl(whc->base + WUSBCMD) & WUSBCMD_ASYNC_UPDATED) == 0); | 179 | whc->async_list_wq, |
180 | (le_readl(whc->base + WUSBCMD) & WUSBCMD_ASYNC_UPDATED) == 0, | ||
181 | msecs_to_jiffies(1000)); | ||
182 | if (t == 0) | ||
183 | whc_hw_error(whc, "ASL update timeout"); | ||
179 | } | 184 | } |
180 | mutex_unlock(&wusbhc->mutex); | 185 | mutex_unlock(&wusbhc->mutex); |
181 | } | 186 | } |