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Code Issues Releases Activity

Emulate pcm mixer controller for any uaudio device without it.

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Submitted by:	Ariff Abdullah <skywizard@MyBSD.org.my>
This commit is contained in:
Alexander Leidinger 2005-10-02 15:51:19 +00:00
parent d793e09c95
commit f84e94870d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=150830
1 changed files with 9 additions and 0 deletions
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9
sys/dev/sound/usb/uaudio_pcm.c
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@ -249,11 +249,20 @@ ua_mixer_init(struct snd_mixer *m)
{
u_int32_t mask;
device_t pa_dev;
struct snddev_info *d;
struct ua_info *ua = mix_getdevinfo(m);
pa_dev = device_get_parent(ua->sc_dev);
d = device_get_softc(ua->sc_dev);
mask = uaudio_query_mix_info(pa_dev);
if (d && !(mask & SOUND_MIXER_PCM)) {
/*
* Emulate missing pcm mixer controller
* through FEEDER_VOLUME
*/
d->flags |= SD_F_SOFTVOL;
}
mix_setdevs(m, mask);
mask = uaudio_query_recsrc_info(pa_dev);