diff options
| author | Johannes Berg <johannes@sipsolutions.net> | 2006-12-18 13:20:06 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2007-02-09 09:02:33 +0100 |
| commit | b0148a98ec5151fec82064d95f11eb9efbc628ea (patch) | |
| tree | d90cc2e61215f583b3af7fdb4cac078872a11dde /sound/aoa | |
| parent | 333824034a19baf71b2bd5fe2153630982f379b0 (diff) | |
| download | linux-exynos-b0148a98ec5151fec82064d95f11eb9efbc628ea.tar.gz linux-exynos-b0148a98ec5151fec82064d95f11eb9efbc628ea.tar.bz2 linux-exynos-b0148a98ec5151fec82064d95f11eb9efbc628ea.zip | |
[ALSA] snd-aoa: fix onyx resume
When the machine resumes the onyx codec might be in a weird state. Hence,
simply fully reset it once (and keep the code to take it out of suspend in
case the suspend of the codec chip survives a reset).
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/aoa')
| -rw-r--r-- | sound/aoa/codecs/snd-aoa-codec-onyx.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sound/aoa/codecs/snd-aoa-codec-onyx.c b/sound/aoa/codecs/snd-aoa-codec-onyx.c index 0b7650788f1f..b00fc4842c93 100644 --- a/sound/aoa/codecs/snd-aoa-codec-onyx.c +++ b/sound/aoa/codecs/snd-aoa-codec-onyx.c @@ -825,7 +825,16 @@ static int onyx_resume(struct codec_info_item *cii) int err = -ENXIO; mutex_lock(&onyx->mutex); - /* take codec out of suspend */ + + /* reset codec */ + onyx->codec.gpio->methods->set_hw_reset(onyx->codec.gpio, 0); + msleep(1); + onyx->codec.gpio->methods->set_hw_reset(onyx->codec.gpio, 1); + msleep(1); + onyx->codec.gpio->methods->set_hw_reset(onyx->codec.gpio, 0); + msleep(1); + + /* take codec out of suspend (if it still is after reset) */ if (onyx_read_register(onyx, ONYX_REG_CONTROL, &v)) goto out_unlock; onyx_write_register(onyx, ONYX_REG_CONTROL, v & ~(ONYX_ADPSV | ONYX_DAPSV)); |