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

sound/soc/davinci/davinci-pcm.c: use gen_pool_dma_alloc() in davinci-pcm.c 

Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.

Signed-off-by: Nicolin Chen <b42378@freescale.com>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nicolin Chen 2013-11-12 15:09:58 -08:00 committed by Linus Torvalds
parent 288342e9cc
commit 1112b9e2c9
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
sound/soc/davinci/davinci-pcm.c
View File

@ -267,10 +267,9 @@ static int allocate_sram(struct snd_pcm_substream *substream,
return 0; return 0;
ppcm->period_bytes_max = size; ppcm->period_bytes_max = size;
iram_virt = (void *)gen_pool_alloc(sram_pool, size); iram_virt = gen_pool_dma_alloc(sram_pool, size, &iram_phys);
if (!iram_virt) if (!iram_virt)
goto exit1; goto exit1;
iram_phys = gen_pool_virt_to_phys(sram_pool, (unsigned)iram_virt);
iram_dma = kzalloc(sizeof(*iram_dma), GFP_KERNEL); iram_dma = kzalloc(sizeof(*iram_dma), GFP_KERNEL);
if (!iram_dma) if (!iram_dma)
goto exit2; goto exit2;