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Add rescan for audio children.

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This commit is contained in:
christos 2016-12-13 17:12:51 +00:00
parent 9feae32a7c
commit 9dcd653786
1 changed files with 38 additions and 4 deletions
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42
sys/dev/audio.c
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@ -1,4 +1,4 @@
/* $NetBSD: audio.c,v 1.277 2016/12/11 10:28:00 martin Exp $ */
/* $NetBSD: audio.c,v 1.278 2016/12/13 17:12:51 christos Exp $ */
/*-
* Copyright (c) 2016 Nathanial Sloss <nathanialsloss@yahoo.com.au>
@ -148,7 +148,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.277 2016/12/11 10:28:00 martin Exp $");
__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.278 2016/12/13 17:12:51 christos Exp $");
#include "audio.h"
#if NAUDIO > 0
@ -305,6 +305,8 @@ int audioprobe(device_t, cfdata_t, void *);
void audioattach(device_t, device_t, void *);
int audiodetach(device_t, int);
int audioactivate(device_t, enum devact);
void audiochilddet(device_t, device_t);
int audiorescan(device_t, const char *, const int *);
#ifdef AUDIO_PM_IDLE
static void audio_idle(void *);
@ -436,8 +438,8 @@ const struct audio_params audio_default = {
};
CFATTACH_DECL3_NEW(audio, sizeof(struct audio_softc),
audioprobe, audioattach, audiodetach, audioactivate, NULL, NULL,
DVF_DETACH_SHUTDOWN);
audioprobe, audioattach, audiodetach, audioactivate, audiorescan,
audiochilddet, DVF_DETACH_SHUTDOWN);
extern struct cfdriver audio_cd;
@ -837,6 +839,7 @@ bad_rec:
audio_rec_thread, sc, &sc->sc_recthread, "audiorec");
kthread_create(PRI_NONE, KTHREAD_MPSAFE | KTHREAD_MUSTJOIN, NULL,
audio_play_thread, sc, &sc->sc_playthread, "audiomix");
audiorescan(self, "audio", NULL);
}
int
@ -971,6 +974,37 @@ audiodetach(device_t self, int flags)
return 0;
}
void
audiochilddet(device_t self, device_t child)
{
/* we hold no child references, so do nothing */
}
static int
audiosearch(device_t parent, cfdata_t cf, const int *locs, void *aux)
{
if (config_match(parent, cf, aux))
config_attach_loc(parent, cf, locs, aux, NULL);
return 0;
}
int
audiorescan(device_t self, const char *ifattr, const int *flags)
{
struct audio_softc *sc = device_private(self);
if (!ifattr_match(ifattr, "audio"))
return 0;
config_search_loc(audiosearch, sc->dev, "audio", NULL, NULL);
return 0;
}
int
au_portof(struct audio_softc *sc, char *name, int class)
{