[alsa-devel] [PATCH 4/4] pxa2xx-i2s: Fix suspend/resume
pxa2xx_i2s_resume is : - unconditionnaly setting SACR0_ENB - unsetting SACR0_ENB in saved SACR0 pxa_i2s.sacr0 fix these.
In pxa2xx_i2s_{resume,suspend}, save/restore registers even when !dai->active.
Signed-off-by: Karl Beldan karl.beldan@mobile-devices.fr --- sound/soc/pxa/pxa2xx-i2s.c | 11 +++-------- 1 files changed, 3 insertions(+), 8 deletions(-)
diff --git a/sound/soc/pxa/pxa2xx-i2s.c b/sound/soc/pxa/pxa2xx-i2s.c index a423637..efe499e 100644 --- a/sound/soc/pxa/pxa2xx-i2s.c +++ b/sound/soc/pxa/pxa2xx-i2s.c @@ -262,9 +262,6 @@ static void pxa2xx_i2s_shutdown(struct snd_pcm_substream *substream, #ifdef CONFIG_PM static int pxa2xx_i2s_suspend(struct snd_soc_dai *dai) { - if (!dai->active) - return 0; - /* store registers */ pxa_i2s.sacr0 = SACR0; pxa_i2s.sacr1 = SACR1; @@ -279,16 +276,14 @@ static int pxa2xx_i2s_suspend(struct snd_soc_dai *dai)
static int pxa2xx_i2s_resume(struct snd_soc_dai *dai) { - if (!dai->active) - return 0; - pxa_i2s_wait();
- SACR0 = pxa_i2s.sacr0 &= ~SACR0_ENB; + SACR0 = pxa_i2s.sacr0 & ~SACR0_ENB; SACR1 = pxa_i2s.sacr1; SAIMR = pxa_i2s.saimr; SADIV = pxa_i2s.sadiv; - SACR0 |= SACR0_ENB; + + SACR0 = pxa_i2s.sacr0;
return 0; }
participants (1)
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Karl Beldan