From: Peter Ujfalusi Date: Tue, 16 Feb 2010 11:23:15 +0000 (+0200) Subject: ASoC: tlv320dac33: Clearing FIFOFLUSH flag before playback X-Git-Tag: firefly_0821_release~9833^2~1382^2~7^2~148 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e5e878c1c393de917391477bc7627d729f7568fb;p=firefly-linux-kernel-4.4.55.git 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 Acked-by: Liam Girdwood Signed-off-by: Mark Brown --- diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c index 1b35d0cf3364..dab7fd5be867 100644 --- a/sound/soc/codecs/tlv320dac33.c +++ b/sound/soc/codecs/tlv320dac33.c @@ -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: