ASoC: tlv320dac33: Skip calculations in FIFO Bypass mode (55abb59c) · Commits · 戴 / test

There is no need for calculations for FIFO bypass mode. Just in case set the nsample maximum limit, which has been done in the calculation phase. 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>

sound/soc/codecs/tlv320dac33.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -889,6 +889,10 @@ static void dac33_calculate_times(struct snd_pcm_substream *substream)
		struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
		unsigned int nsample_limit;

		/* In bypass mode we don't need to calculate */
		if (!dac33->fifo_mode)
		return;

		/* Number of samples (16bit, stereo) in one period */
		dac33->nsample_min = snd_pcm_lib_period_bytes(substream) / 4;

		@@ -1244,6 +1248,7 @@ static int __devinit dac33_i2c_probe(struct i2c_client *client,
		dac33->keep_bclk = pdata->keep_bclk;
		dac33->irq = client->irq;
		dac33->nsample = NSAMPLE_MAX;
		dac33->nsample_max = NSAMPLE_MAX;
		/* Disable FIFO use by default */
		dac33->fifo_mode = DAC33_FIFO_BYPASS;

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