mirror of https://gitee.com/openkylin/linux.git
ASoC: rx1950: Fix clkdiv for 16khz and 48khz
Usage of 256 as clkdiv gives better rounding error (<1%) for 16khz and 48khz Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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@ -171,9 +171,9 @@ static int rx1950_hw_params(struct snd_pcm_substream *substream,
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case 16000:
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case 48000:
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clk_source = S3C24XX_CLKSRC_PCLK;
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fs_mode = S3C2410_IISMOD_384FS;
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div = s3c24xx_i2s_get_clockrate() / (384 * rate);
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if (s3c24xx_i2s_get_clockrate() % (384 * rate) > (182 * rate))
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fs_mode = S3C2410_IISMOD_256FS;
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div = s3c24xx_i2s_get_clockrate() / (256 * rate);
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if (s3c24xx_i2s_get_clockrate() % (256 * rate) > (128 * rate))
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div++;
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break;
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case 44100:
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