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Implement new mixer API to return the device pointer based on the mixer pointer.

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MFC after:	1 week
Sponsored by:	Mellanox Technologies
This commit is contained in:
Hans Petter Selasky 2020-03-30 15:36:38 +00:00
parent 8e2e5ae7d1
commit 93e39e2325
2 changed files with 9 additions and 0 deletions
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8
sys/dev/sound/pcm/mixer.c
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@ -1032,6 +1032,14 @@ mix_get_type(struct snd_mixer *m)
return (m->type);
}
device_t
mix_get_dev(struct snd_mixer *m)
{
KASSERT(m != NULL, ("NULL snd_mixer"));
return (m->dev);
}
/* ----------------------------------------------------------------------- */
static int

1
sys/dev/sound/pcm/mixer.h
View file

@ -56,6 +56,7 @@ int mix_get(struct snd_mixer *m, u_int dev);
int mix_setrecsrc(struct snd_mixer *m, u_int32_t src);
u_int32_t mix_getrecsrc(struct snd_mixer *m);
int mix_get_type(struct snd_mixer *m);
device_t mix_get_dev(struct snd_mixer *m);
void mix_setdevs(struct snd_mixer *m, u_int32_t v);
void mix_setrecdevs(struct snd_mixer *m, u_int32_t v);