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>
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@ -474,6 +474,11 @@ unlock:
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mutex_unlock(&subs->stream->chip->shutdown_mutex);
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}
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if (ret == 0) {
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subs->interface = fmt->iface;
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subs->altset_idx = fmt->altset_idx;
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}
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return ret;
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}
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@ -1123,13 +1128,16 @@ static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substrea
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case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
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subs->data_endpoint->prepare_data_urb = prepare_playback_urb;
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subs->data_endpoint->retire_data_urb = retire_playback_urb;
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subs->running = 1;
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return 0;
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case SNDRV_PCM_TRIGGER_STOP:
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stop_endpoints(subs, 0, 0, 0);
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subs->running = 0;
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return 0;
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case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
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subs->data_endpoint->prepare_data_urb = NULL;
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subs->data_endpoint->retire_data_urb = NULL;
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subs->running = 0;
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return 0;
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}
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@ -1148,15 +1156,19 @@ int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream, int c
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return err;
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subs->data_endpoint->retire_data_urb = retire_capture_urb;
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subs->running = 1;
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return 0;
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case SNDRV_PCM_TRIGGER_STOP:
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stop_endpoints(subs, 0, 0, 0);
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subs->running = 0;
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return 0;
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case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
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subs->data_endpoint->retire_data_urb = NULL;
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subs->running = 0;
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return 0;
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case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
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subs->data_endpoint->retire_data_urb = retire_capture_urb;
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subs->running = 1;
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return 0;
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}
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