UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Vasily Khoruzhick 2010-09-07 17:04:18 +03:00 committed by Mark Brown
parent 8e3dce4d08
commit 1fdc7dd537
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
sound/soc/s3c24xx/rx1950_uda1380.c
View File

@ -171,9 +171,9 @@ static int rx1950_hw_params(struct snd_pcm_substream *substream,
case 16000:
case 48000:
clk_source = S3C24XX_CLKSRC_PCLK;
fs_mode = S3C2410_IISMOD_384FS;
div = s3c24xx_i2s_get_clockrate() / (384 * rate);
if (s3c24xx_i2s_get_clockrate() % (384 * rate) > (182 * rate))
fs_mode = S3C2410_IISMOD_256FS;
div = s3c24xx_i2s_get_clockrate() / (256 * rate);
if (s3c24xx_i2s_get_clockrate() % (256 * rate) > (128 * rate))
div++;
break;
case 44100: