2
0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-22 20:23:57 +08:00

ASoC: tlv320dac33: Clearing FIFOFLUSH flag before playback

In repeated playback the FIFOFLUSH bit remained set, and
never has been cleared.
Clear it during the setup phase.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Peter Ujfalusi 2010-02-16 13:23:15 +02:00 committed by Mark Brown
parent dbe21408b1
commit e5e878c1c3

View File

@ -734,7 +734,10 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream)
aictrl_a = dac33_read_reg_cache(codec, DAC33_SER_AUDIOIF_CTRL_A);
aictrl_a &= ~(DAC33_NCYCL_MASK | DAC33_WLEN_MASK);
/* Read FIFO control A, and clear FIFO flush bit */
fifoctrl_a = dac33_read_reg_cache(codec, DAC33_FIFO_CTRL_A);
fifoctrl_a &= ~DAC33_FIFOFLUSH;
fifoctrl_a &= ~DAC33_WIDTH;
switch (substream->runtime->format) {
case SNDRV_PCM_FORMAT_S16_LE: