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ALSA: bt87x: Proper endian notations

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The RISC data in bt87x is in little-endian, hence we should define it
with __le32 properly.

Spotted by sparse, a warning like:
  sound/pci/bt87x.c:240:17: warning: incorrect type in assignment (different base types)

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2018-07-25 23:24:11 +02:00
parent 2a833a02a1
commit 58578d1894
1 changed files with 2 additions and 2 deletions
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4
sound/pci/bt87x.c
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@ -228,14 +228,14 @@ static int snd_bt87x_create_risc(struct snd_bt87x *chip, struct snd_pcm_substrea
unsigned int periods, unsigned int period_bytes) unsigned int periods, unsigned int period_bytes)
{ {
unsigned int i, offset; unsigned int i, offset;
u32 *risc; __le32 *risc;
if (chip->dma_risc.area == NULL) { if (chip->dma_risc.area == NULL) {
if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci), if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
PAGE_ALIGN(MAX_RISC_SIZE), &chip->dma_risc) < 0) PAGE_ALIGN(MAX_RISC_SIZE), &chip->dma_risc) < 0)
return -ENOMEM; return -ENOMEM;
} }
risc = (u32 *)chip->dma_risc.area; risc = (__le32 *)chip->dma_risc.area;
offset = 0; offset = 0;
*risc++ = cpu_to_le32(RISC_SYNC | RISC_SYNC_FM1); *risc++ = cpu_to_le32(RISC_SYNC | RISC_SYNC_FM1);
*risc++ = cpu_to_le32(0); *risc++ = cpu_to_le32(0);