ALSA: pdaudiocf: Use nonatomic PCM ops

Like other fixes, convert the tasklet to a threaded irq and replace
spinlock with mutex appropriately.  ak4117_lock remains as spinlock
since it's called in another spinlock context from ak4117 driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 3 insertions, 2 deletions

diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c b/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
index 43f995a3f960..b48aa0a78c19 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
@@ -77,7 +77,7 @@ static int pdacf_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
         default:
                 return -EINVAL;
         }
-        spin_lock(&chip->reg_lock);
+        mutex_lock(&chip->reg_lock);
         chip->pcm_running += inc;
         tmp = pdacf_reg_read(chip, PDAUDIOCF_REG_SCR);
         if (chip->pcm_running) {
@@ -91,7 +91,7 @@ static int pdacf_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
         tmp |= val;
         pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, tmp);
       __end:
-        spin_unlock(&chip->reg_lock);
+        mutex_unlock(&chip->reg_lock);
         snd_ak4117_check_rate_and_errors(chip->ak4117, AK4117_CHECK_NO_RATE);
         return ret;
 }
@@ -296,6 +296,7 @@ int snd_pdacf_pcm_new(struct snd_pdacf *chip)
 
         pcm->private_data = chip;
         pcm->info_flags = 0;
+        pcm->nonatomic = true;
         strcpy(pcm->name, chip->card->shortname);
         chip->pcm = pcm;