Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

listen to PMF volume control events

Browse Source 
With this volume vontrol via keyboard works on my iBook G4.
This commit is contained in:
macallan 2008-05-15 20:11:00 +00:00
parent 7d61890be8
commit f147f68f57
1 changed files with 26 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
sys/arch/macppc/dev/snapper.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: snapper.c,v 1.26 2008/05/15 19:47:09 macallan Exp $ */
/* $NetBSD: snapper.c,v 1.27 2008/05/15 20:11:00 macallan Exp $ */
/* Id: snapper.c,v 1.11 2002/10/31 17:42:13 tsubai Exp */
/* Id: i2s.c,v 1.12 2005/01/15 14:32:35 tsubai Exp */
@ -35,7 +35,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: snapper.c,v 1.26 2008/05/15 19:47:09 macallan Exp $");
__KERNEL_RCSID(0, "$NetBSD: snapper.c,v 1.27 2008/05/15 20:11:00 macallan Exp $");
#include <sys/param.h>
#include <sys/audioio.h>
@ -147,6 +147,8 @@ void snapper_mute_headphone(struct snapper_softc *, int);
int snapper_cint(void *);
int tas3004_init(struct snapper_softc *);
void snapper_init(struct snapper_softc *, int);
static void snapper_volume_up(device_t);
static void snapper_volume_down(device_t);
struct snapper_codecvar {
stream_filter_t base;
@ -784,6 +786,11 @@ snapper_attach(device_t parent, device_t self, void *aux)
aprint_normal(": irq %d,%d,%d\n", cirq, oirq, iirq);
/* PMF event handler */
pmf_event_register(self, PMFE_AUDIO_VOLUME_DOWN,
snapper_volume_down, TRUE);
pmf_event_register(self, PMFE_AUDIO_VOLUME_UP,
snapper_volume_up, TRUE);
config_defer(self, snapper_defer);
}
@ -2100,3 +2107,20 @@ snapper_init(struct snapper_softc *sc, int node)
snapper_write_mixers(sc);
}
static void
snapper_volume_up(device_t dev)
{
struct snapper_softc *sc = device_private(dev);
snapper_set_volume(sc, min(0xff, sc->sc_vol_l + 8),
min(0xff, sc->sc_vol_r + 8));
}
static void
snapper_volume_down(device_t dev)
{
struct snapper_softc *sc = device_private(dev);
snapper_set_volume(sc, max(0, sc->sc_vol_l - 8),
max(0, sc->sc_vol_r - 8));
}