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

ALSA: asihpi: don't pass GFP_DMA32 to dma_alloc_coherent 

The DMA API does its own zone decisions based on the coherent_dma_mask.

[ Note: as the driver doesn't set the DMA coherent mask, we can assume
  the default 32bit DMA, hence it should be safe to drop the flag here
  -- tiwai ]

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Christoph Hellwig 2018-10-13 17:17:03 +02:00 committed by Takashi Iwai
parent 68da4fa51a
commit 23fdf223bb
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sound/pci/asihpi/hpios.c
View File

@ -49,7 +49,7 @@ u16 hpios_locked_mem_alloc(struct consistent_dma_area *p_mem_area, u32 size,
/*?? any benefit in using managed dmam_alloc_coherent? */
p_mem_area->vaddr =
dma_alloc_coherent(&pdev->dev, size, &p_mem_area->dma_handle,
GFP_DMA32 | GFP_KERNEL);
GFP_KERNEL);
if (p_mem_area->vaddr) {
HPI_DEBUG_LOG(DEBUG, "allocated %d bytes, dma 0x%x vma %p\n",