diff options
Diffstat (limited to 'include/sound/pcm.h')
| -rw-r--r-- | include/sound/pcm.h | 49 |
1 files changed, 7 insertions, 42 deletions
diff --git a/include/sound/pcm.h b/include/sound/pcm.h index ac8f3aef9205..0bf7d25434d7 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -123,6 +123,10 @@ struct snd_pcm_ops { #define SNDRV_PCM_RATE_384000 (1U<<14) /* 384000Hz */ #define SNDRV_PCM_RATE_705600 (1U<<15) /* 705600Hz */ #define SNDRV_PCM_RATE_768000 (1U<<16) /* 768000Hz */ +/* extended rates since 6.12 */ +#define SNDRV_PCM_RATE_12000 (1U<<17) /* 12000Hz */ +#define SNDRV_PCM_RATE_24000 (1U<<18) /* 24000Hz */ +#define SNDRV_PCM_RATE_128000 (1U<<19) /* 128000Hz */ #define SNDRV_PCM_RATE_CONTINUOUS (1U<<30) /* continuous range */ #define SNDRV_PCM_RATE_KNOT (1U<<31) /* supports more non-continuous rates */ @@ -498,6 +502,9 @@ struct snd_pcm_substream { /* misc flags */ unsigned int hw_opened: 1; unsigned int managed_buffer_alloc:1; +#ifdef CONFIG_SND_PCM_XRUN_DEBUG + unsigned int xrun_counter; /* number of times xrun happens */ +#endif /* CONFIG_SND_PCM_XRUN_DEBUG */ }; #define SUBSTREAM_BUSY(substream) ((substream)->ref_count > 0) @@ -1355,48 +1362,6 @@ snd_pcm_set_fixed_buffer_all(struct snd_pcm *pcm, int type, return snd_pcm_set_managed_buffer_all(pcm, type, data, size, 0); } -int _snd_pcm_lib_alloc_vmalloc_buffer(struct snd_pcm_substream *substream, - size_t size, gfp_t gfp_flags); -int snd_pcm_lib_free_vmalloc_buffer(struct snd_pcm_substream *substream); -struct page *snd_pcm_lib_get_vmalloc_page(struct snd_pcm_substream *substream, - unsigned long offset); -/** - * snd_pcm_lib_alloc_vmalloc_buffer - allocate virtual DMA buffer - * @substream: the substream to allocate the buffer to - * @size: the requested buffer size, in bytes - * - * Allocates the PCM substream buffer using vmalloc(), i.e., the memory is - * contiguous in kernel virtual space, but not in physical memory. Use this - * if the buffer is accessed by kernel code but not by device DMA. - * - * Return: 1 if the buffer was changed, 0 if not changed, or a negative error - * code. - */ -static inline int snd_pcm_lib_alloc_vmalloc_buffer - (struct snd_pcm_substream *substream, size_t size) -{ - return _snd_pcm_lib_alloc_vmalloc_buffer(substream, size, - GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO); -} - -/** - * snd_pcm_lib_alloc_vmalloc_32_buffer - allocate 32-bit-addressable buffer - * @substream: the substream to allocate the buffer to - * @size: the requested buffer size, in bytes - * - * This function works like snd_pcm_lib_alloc_vmalloc_buffer(), but uses - * vmalloc_32(), i.e., the pages are allocated from 32-bit-addressable memory. - * - * Return: 1 if the buffer was changed, 0 if not changed, or a negative error - * code. - */ -static inline int snd_pcm_lib_alloc_vmalloc_32_buffer - (struct snd_pcm_substream *substream, size_t size) -{ - return _snd_pcm_lib_alloc_vmalloc_buffer(substream, size, - GFP_KERNEL | GFP_DMA32 | __GFP_ZERO); -} - #define snd_pcm_get_dma_buf(substream) ((substream)->runtime->dma_buffer_p) /** |