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| author | Peter Ujfalusi <peter.ujfalusi@nokia.com> | 2010-04-23 10:09:59 +0300 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-04-26 15:16:28 +0100 |
| commit | 4260393e71f1e99c2f4fcde10fcb98fe00188d21 (patch) | |
| tree | 6f7902d218c6737c99b0efc18751fac8da27462a /sound/soc/codecs/tlv320dac33.c | |
| parent | 55abb59c9a03d3aceda61e97b5ff19d9274fc611 (diff) | |
| download | op-kernel-dev-4260393e71f1e99c2f4fcde10fcb98fe00188d21.zip op-kernel-dev-4260393e71f1e99c2f4fcde10fcb98fe00188d21.tar.gz | |
ASoC: tlv320dac33: Change magic numbers used in Mode7
Upper and Lower threshold values are used as magic
numbers. Replace them with defines for later use.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'sound/soc/codecs/tlv320dac33.c')
| -rw-r--r-- | sound/soc/codecs/tlv320dac33.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c index b101cbd..fa19942 100644 --- a/sound/soc/codecs/tlv320dac33.c +++ b/sound/soc/codecs/tlv320dac33.c @@ -50,6 +50,9 @@ #define LATENCY_TIME_MS 20 +#define MODE7_LTHR 10 +#define MODE7_UTHR (DAC33_BUFFER_SIZE_SAMPLES - 10) + static struct snd_soc_codec *tlv320dac33_codec; enum dac33_state { @@ -567,7 +570,7 @@ static inline void dac33_prefill_handler(struct tlv320dac33_priv *dac33) break; case DAC33_FIFO_MODE7: dac33_write16(codec, DAC33_PREFILL_MSB, - DAC33_THRREG(10)); + DAC33_THRREG(MODE7_LTHR)); break; default: dev_warn(codec->dev, "Unhandled FIFO mode: %d\n", @@ -867,10 +870,8 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream) * Configure the threshold levels, and leave 10 sample space * at the bottom, and also at the top of the FIFO */ - dac33_write16(codec, DAC33_UTHR_MSB, - DAC33_THRREG(DAC33_BUFFER_SIZE_SAMPLES - 10)); - dac33_write16(codec, DAC33_LTHR_MSB, - DAC33_THRREG(10)); + dac33_write16(codec, DAC33_UTHR_MSB, DAC33_THRREG(MODE7_UTHR)); + dac33_write16(codec, DAC33_LTHR_MSB, DAC33_THRREG(MODE7_LTHR)); break; default: break; |
