diff options
| -rw-r--r-- | sound/usb/caiaq/caiaq-audio.c | 6 | ||||
| -rw-r--r-- | sound/usb/caiaq/caiaq-device.c | 2 | ||||
| -rw-r--r-- | sound/usb/caiaq/caiaq-device.h | 2 |
3 files changed, 9 insertions, 1 deletions
diff --git a/sound/usb/caiaq/caiaq-audio.c b/sound/usb/caiaq/caiaq-audio.c index 577b1129de0e..08d51e0c9fea 100644 --- a/sound/usb/caiaq/caiaq-audio.c +++ b/sound/usb/caiaq/caiaq-audio.c @@ -377,6 +377,9 @@ static void read_in_urb_mode2(struct snd_usb_caiaqdev *dev, for (stream = 0; stream < dev->n_streams; stream++, i++) { sub = dev->sub_capture[stream]; + if (dev->input_panic) + usb_buf[i] = 0; + if (sub) { struct snd_pcm_runtime *rt = sub->runtime; char *audio_buf = rt->dma_area; @@ -398,6 +401,9 @@ static void read_in_urb(struct snd_usb_caiaqdev *dev, if (!dev->streaming) return; + if (iso->actual_length < dev->bpp) + return; + switch (dev->spec.data_alignment) { case 0: read_in_urb_mode0(dev, urb, iso); diff --git a/sound/usb/caiaq/caiaq-device.c b/sound/usb/caiaq/caiaq-device.c index 5736669df2d5..336a93de0b30 100644 --- a/sound/usb/caiaq/caiaq-device.c +++ b/sound/usb/caiaq/caiaq-device.c @@ -251,6 +251,8 @@ int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev, if (dev->audio_parm_answer != 1) debug("unable to set the device's audio params\n"); + else + dev->bpp = bpp; return dev->audio_parm_answer == 1 ? 0 : -EINVAL; } diff --git a/sound/usb/caiaq/caiaq-device.h b/sound/usb/caiaq/caiaq-device.h index 098b194f7259..4cce1ad7493d 100644 --- a/sound/usb/caiaq/caiaq-device.h +++ b/sound/usb/caiaq/caiaq-device.h @@ -91,7 +91,7 @@ struct snd_usb_caiaqdev { int period_out_count[MAX_STREAMS]; int input_panic, output_panic, warned; char *audio_in_buf, *audio_out_buf; - unsigned int samplerates; + unsigned int samplerates, bpp; struct snd_pcm_substream *sub_playback[MAX_STREAMS]; struct snd_pcm_substream *sub_capture[MAX_STREAMS]; |