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authorTakashi Iwai <tiwai@suse.de>2014-10-30 13:45:58 +0100
committerTakashi Iwai <tiwai@suse.de>2014-10-30 13:48:29 +0100
commitf213d8f79a3928eaa2e2936f8ab40761aac04b95 (patch)
tree0b4ab6129e0fcb820aa960ef79bb813f834f9c7a /include/sound/pcm.h
parent12cddbd8696657ff405e054be48747b906731698 (diff)
ALSA: pcm: Use static inline for snd_pcm_lib_alloc_vmalloc_buffer()
... instead of #if 0 hack. It's more straightforward and obvious. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/sound/pcm.h')
-rw-r--r--include/sound/pcm.h25
1 files changed, 13 insertions, 12 deletions
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index e862497f7556..5c3310d7d4b8 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -942,7 +942,6 @@ int _snd_pcm_lib_alloc_vmalloc_buffer(struct snd_pcm_substream *substream,
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);
-#if 0 /* for kernel-doc */
/**
* snd_pcm_lib_alloc_vmalloc_buffer - allocate virtual DMA buffer
* @substream: the substream to allocate the buffer to
@@ -955,8 +954,13 @@ struct page *snd_pcm_lib_get_vmalloc_page(struct snd_pcm_substream *substream,
* Return: 1 if the buffer was changed, 0 if not changed, or a negative error
* code.
*/
-static int snd_pcm_lib_alloc_vmalloc_buffer
- (struct snd_pcm_substream *substream, size_t size);
+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
@@ -968,15 +972,12 @@ static int snd_pcm_lib_alloc_vmalloc_buffer
* Return: 1 if the buffer was changed, 0 if not changed, or a negative error
* code.
*/
-static int snd_pcm_lib_alloc_vmalloc_32_buffer
- (struct snd_pcm_substream *substream, size_t size);
-#endif
-#define snd_pcm_lib_alloc_vmalloc_buffer(subs, size) \
- _snd_pcm_lib_alloc_vmalloc_buffer \
- (subs, size, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO)
-#define snd_pcm_lib_alloc_vmalloc_32_buffer(subs, size) \
- _snd_pcm_lib_alloc_vmalloc_buffer \
- (subs, size, GFP_KERNEL | GFP_DMA32 | __GFP_ZERO)
+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)