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authorDaniel Mack <zonque@gmail.com>2012-05-21 12:47:36 +0200
committerTakashi Iwai <tiwai@suse.de>2012-05-21 12:51:08 +0200
commit97f8d3b6503082416898f893a442a78f8819c42a (patch)
tree4f52f9c4146aeae2a54309e69a1ea94aa5a000e5 /sound/usb
parent4f7c39dc557cabdbc932ae83432cc225c480133c (diff)
ALSA: snd-usb: fix stream info output in /proc
Set some substream struct members to make the proc interface code work again. Signed-off-by: Daniel Mack <zonque@gmail.com> Reported-by: Felix Homann <linuxaudio@showlabor.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
-rw-r--r--sound/usb/pcm.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 2d3a04d829b7..24839d932648 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -474,6 +474,11 @@ unlock:
mutex_unlock(&subs->stream->chip->shutdown_mutex);
}
+ if (ret == 0) {
+ subs->interface = fmt->iface;
+ subs->altset_idx = fmt->altset_idx;
+ }
+
return ret;
}
@@ -1123,13 +1128,16 @@ static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substrea
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
subs->data_endpoint->prepare_data_urb = prepare_playback_urb;
subs->data_endpoint->retire_data_urb = retire_playback_urb;
+ subs->running = 1;
return 0;
case SNDRV_PCM_TRIGGER_STOP:
stop_endpoints(subs, 0, 0, 0);
+ subs->running = 0;
return 0;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
subs->data_endpoint->prepare_data_urb = NULL;
subs->data_endpoint->retire_data_urb = NULL;
+ subs->running = 0;
return 0;
}
@@ -1148,15 +1156,19 @@ int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream, int c
return err;
subs->data_endpoint->retire_data_urb = retire_capture_urb;
+ subs->running = 1;
return 0;
case SNDRV_PCM_TRIGGER_STOP:
stop_endpoints(subs, 0, 0, 0);
+ subs->running = 0;
return 0;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
subs->data_endpoint->retire_data_urb = NULL;
+ subs->running = 0;
return 0;
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
subs->data_endpoint->retire_data_urb = retire_capture_urb;
+ subs->running = 1;
return 0;
}