diff options
Diffstat (limited to 'sound/pci/trident/trident_main.c')
| -rw-r--r-- | sound/pci/trident/trident_main.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c index 64d3b8eba4bb..eabd84d9ffee 100644 --- a/sound/pci/trident/trident_main.c +++ b/sound/pci/trident/trident_main.c @@ -1727,7 +1727,7 @@ static snd_pcm_uframes_t snd_trident_spdif_pointer(struct snd_pcm_substream *sub * Playback support device description */ -static struct snd_pcm_hardware snd_trident_playback = +static const struct snd_pcm_hardware snd_trident_playback = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -1752,7 +1752,7 @@ static struct snd_pcm_hardware snd_trident_playback = * Capture support device description */ -static struct snd_pcm_hardware snd_trident_capture = +static const struct snd_pcm_hardware snd_trident_capture = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -1777,7 +1777,7 @@ static struct snd_pcm_hardware snd_trident_capture = * Foldback capture support device description */ -static struct snd_pcm_hardware snd_trident_foldback = +static const struct snd_pcm_hardware snd_trident_foldback = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -1801,7 +1801,7 @@ static struct snd_pcm_hardware snd_trident_foldback = * SPDIF playback support device description */ -static struct snd_pcm_hardware snd_trident_spdif = +static const struct snd_pcm_hardware snd_trident_spdif = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -1822,7 +1822,7 @@ static struct snd_pcm_hardware snd_trident_spdif = .fifo_size = 0, }; -static struct snd_pcm_hardware snd_trident_spdif_7018 = +static const struct snd_pcm_hardware snd_trident_spdif_7018 = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -2093,7 +2093,7 @@ static const struct snd_pcm_ops snd_trident_nx_playback_ops = { .page = snd_pcm_sgbuf_ops_page, }; -static struct snd_pcm_ops snd_trident_capture_ops = { +static const struct snd_pcm_ops snd_trident_capture_ops = { .open = snd_trident_capture_open, .close = snd_trident_capture_close, .ioctl = snd_trident_ioctl, @@ -2104,7 +2104,7 @@ static struct snd_pcm_ops snd_trident_capture_ops = { .pointer = snd_trident_capture_pointer, }; -static struct snd_pcm_ops snd_trident_si7018_capture_ops = { +static const struct snd_pcm_ops snd_trident_si7018_capture_ops = { .open = snd_trident_capture_open, .close = snd_trident_capture_close, .ioctl = snd_trident_ioctl, @@ -3363,11 +3363,9 @@ static int snd_trident_tlb_alloc(struct snd_trident *trident) trident->tlb.entries_dmaaddr = ALIGN(trident->tlb.buffer.addr, SNDRV_TRIDENT_MAX_PAGES * 4); /* allocate shadow TLB page table (virtual addresses) */ trident->tlb.shadow_entries = vmalloc(SNDRV_TRIDENT_MAX_PAGES*sizeof(unsigned long)); - if (trident->tlb.shadow_entries == NULL) { - dev_err(trident->card->dev, - "unable to allocate shadow TLB entries\n"); + if (!trident->tlb.shadow_entries) return -ENOMEM; - } + /* allocate and setup silent page and initialise TLB entries */ if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(trident->pci), SNDRV_TRIDENT_PAGE_SIZE, &trident->tlb.silent_page) < 0) { |