diff options
| -rw-r--r-- | drivers/media/video/cx18/cx18-alsa-main.c | 1 | ||||
| -rw-r--r-- | drivers/media/video/cx18/cx18-alsa-pcm.c | 10 | ||||
| -rw-r--r-- | drivers/media/video/cx18/cx18-mailbox.c | 6 | ||||
| -rw-r--r-- | drivers/media/video/cx18/cx18-streams.c | 3 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-ioctl.c | 3 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtvfb.c | 2 |
6 files changed, 7 insertions, 18 deletions
diff --git a/drivers/media/video/cx18/cx18-alsa-main.c b/drivers/media/video/cx18/cx18-alsa-main.c index e118361c2e7..6d2a98246b6 100644 --- a/drivers/media/video/cx18/cx18-alsa-main.c +++ b/drivers/media/video/cx18/cx18-alsa-main.c @@ -285,6 +285,7 @@ static void __exit cx18_alsa_exit(void) drv = driver_find("cx18", &pci_bus_type); ret = driver_for_each_device(drv, NULL, NULL, cx18_alsa_exit_callback); + (void)ret; /* suppress compiler warning */ cx18_ext_init = NULL; printk(KERN_INFO "cx18-alsa: module unload complete\n"); diff --git a/drivers/media/video/cx18/cx18-alsa-pcm.c b/drivers/media/video/cx18/cx18-alsa-pcm.c index 82d195be919..7a5b84a86bb 100644 --- a/drivers/media/video/cx18/cx18-alsa-pcm.c +++ b/drivers/media/video/cx18/cx18-alsa-pcm.c @@ -190,7 +190,7 @@ static int snd_cx18_pcm_capture_open(struct snd_pcm_substream *substream) ret = cx18_start_v4l2_encode_stream(s); snd_cx18_unlock(cxsc); - return 0; + return ret; } static int snd_cx18_pcm_capture_close(struct snd_pcm_substream *substream) @@ -199,12 +199,11 @@ static int snd_cx18_pcm_capture_close(struct snd_pcm_substream *substream) struct v4l2_device *v4l2_dev = cxsc->v4l2_dev; struct cx18 *cx = to_cx18(v4l2_dev); struct cx18_stream *s; - int ret; /* Instruct the cx18 to stop sending packets */ snd_cx18_lock(cxsc); s = &cx->streams[CX18_ENC_STREAM_TYPE_PCM]; - ret = cx18_stop_v4l2_encode_stream(s, 0); + cx18_stop_v4l2_encode_stream(s, 0); clear_bit(CX18_F_S_STREAMING, &s->s_flags); cx18_release_stream(s); @@ -252,13 +251,10 @@ static int snd_pcm_alloc_vmalloc_buffer(struct snd_pcm_substream *subs, static int snd_cx18_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { - int ret; - dprintk("%s called\n", __func__); - ret = snd_pcm_alloc_vmalloc_buffer(substream, + return snd_pcm_alloc_vmalloc_buffer(substream, params_buffer_bytes(params)); - return 0; } static int snd_cx18_pcm_hw_free(struct snd_pcm_substream *substream) diff --git a/drivers/media/video/cx18/cx18-mailbox.c b/drivers/media/video/cx18/cx18-mailbox.c index 0c7796e76ac..ed8118390b0 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, diff --git a/drivers/media/video/cx18/cx18-streams.c b/drivers/media/video/cx18/cx18-streams.c index 638cca156b5..4185bcb80ca 100644 --- a/drivers/media/video/cx18/cx18-streams.c +++ b/drivers/media/video/cx18/cx18-streams.c @@ -980,7 +980,6 @@ void cx18_stop_all_captures(struct cx18 *cx) int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end) { struct cx18 *cx = s->cx; - unsigned long then; if (!cx18_stream_enabled(s)) return -EINVAL; @@ -999,8 +998,6 @@ int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end) else cx18_vapi(cx, CX18_CPU_CAPTURE_STOP, 1, s->handle); - then = jiffies; - if (s->type == CX18_ENC_STREAM_TYPE_MPG && gop_end) { CX18_INFO("ignoring gop_end: not (yet?) supported by the firmware\n"); } diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c index 70cd802c9ca..f7d57b3f284 100644 --- a/drivers/media/video/ivtv/ivtv-ioctl.c +++ b/drivers/media/video/ivtv/ivtv-ioctl.c @@ -135,7 +135,6 @@ void ivtv_set_osd_alpha(struct ivtv *itv) int ivtv_set_speed(struct ivtv *itv, int speed) { u32 data[CX2341X_MBOX_MAX_DATA]; - struct ivtv_stream *s; int single_step = (speed == 1 || speed == -1); DEFINE_WAIT(wait); @@ -145,8 +144,6 @@ int ivtv_set_speed(struct ivtv *itv, int speed) if (speed == itv->speed && !single_step) return 0; - s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG]; - if (single_step && (speed < 0) == (itv->speed < 0)) { /* Single step video and no need to change direction */ ivtv_vapi(itv, CX2341X_DEC_STEP_VIDEO, 1, 0); diff --git a/drivers/media/video/ivtv/ivtvfb.c b/drivers/media/video/ivtv/ivtvfb.c index e5e7fa9e737..05b94aa8ba3 100644 --- a/drivers/media/video/ivtv/ivtvfb.c +++ b/drivers/media/video/ivtv/ivtvfb.c @@ -1293,6 +1293,7 @@ static int __init ivtvfb_init(void) drv = driver_find("ivtv", &pci_bus_type); err = driver_for_each_device(drv, NULL, ®istered, ivtvfb_callback_init); + (void)err; /* suppress compiler warning */ if (!registered) { printk(KERN_ERR "ivtvfb: no cards found\n"); return -ENODEV; @@ -1309,6 +1310,7 @@ static void ivtvfb_cleanup(void) drv = driver_find("ivtv", &pci_bus_type); err = driver_for_each_device(drv, NULL, NULL, ivtvfb_callback_cleanup); + (void)err; /* suppress compiler warning */ } module_init(ivtvfb_init); |