diff options
Diffstat (limited to 'drivers/media/video/cx18/cx18-mailbox.c')
-rw-r--r-- | drivers/media/video/cx18/cx18-mailbox.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/media/video/cx18/cx18-mailbox.c b/drivers/media/video/cx18/cx18-mailbox.c index 0c7796e..ed81183 100644 --- a/drivers/media/video/cx18/cx18-mailbox.c +++ b/drivers/media/video/cx18/cx18-mailbox.c @@ -595,9 +595,8 @@ void cx18_api_epu_cmd_irq(struct cx18 *cx, int rpu) static int cx18_api_call(struct cx18 *cx, u32 cmd, int args, u32 data[]) { const struct cx18_api_info *info = find_api_info(cmd); - u32 state, irq, req, ack, err; + u32 irq, req, ack, err; struct cx18_mailbox __iomem *mb; - u32 __iomem *xpu_state; wait_queue_head_t *waitq; struct mutex *mb_lock; unsigned long int t0, timeout, ret; @@ -628,14 +627,12 @@ static int cx18_api_call(struct cx18 *cx, u32 cmd, int args, u32 data[]) mb_lock = &cx->epu2apu_mb_lock; irq = IRQ_EPU_TO_APU; mb = &cx->scb->epu2apu_mb; - xpu_state = &cx->scb->apu_state; break; case CPU: waitq = &cx->mb_cpu_waitq; mb_lock = &cx->epu2cpu_mb_lock; irq = IRQ_EPU_TO_CPU; mb = &cx->scb->epu2cpu_mb; - xpu_state = &cx->scb->cpu_state; break; default: CX18_WARN("Unknown RPU (%d) for API call\n", info->rpu); @@ -653,7 +650,6 @@ static int cx18_api_call(struct cx18 *cx, u32 cmd, int args, u32 data[]) * by a signal, we may get here and find a busy mailbox. After waiting, * mark it "not busy" from our end, if the XPU hasn't ack'ed it still. */ - state = cx18_readl(cx, xpu_state); req = cx18_readl(cx, &mb->request); timeout = msecs_to_jiffies(10); ret = wait_event_timeout(*waitq, |