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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6

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Conflicts:

	sound/core/memalloc.c
This commit is contained in:
David S. Miller
2008-10-11 12:39:35 -07:00
parent 4dd95b63ae ead9d23d80
commit 56c5d900db
3711 changed files with 190093 additions and 87746 deletions
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16
include/sound/memalloc.h
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@@ -63,6 +63,11 @@ struct snd_dma_buffer {
/*
* Scatter-Gather generic device pages
*/
void *snd_malloc_sgbuf_pages(struct device *device,
size_t size, struct snd_dma_buffer *dmab,
size_t *res_size);
int snd_free_sgbuf_pages(struct snd_dma_buffer *dmab);
struct snd_sg_page {
void *buf;
dma_addr_t addr;
@@ -90,9 +95,18 @@ static inline unsigned int snd_sgbuf_aligned_pages(size_t size)
*/
static inline dma_addr_t snd_sgbuf_get_addr(struct snd_sg_buf *sgbuf, size_t offset)
{
return sgbuf->table[offset >> PAGE_SHIFT].addr + offset % PAGE_SIZE;
dma_addr_t addr = sgbuf->table[offset >> PAGE_SHIFT].addr;
addr &= PAGE_MASK;
return addr + offset % PAGE_SIZE;
}
/*
* return the virtual address at the corresponding offset
*/
static inline void *snd_sgbuf_get_ptr(struct snd_sg_buf *sgbuf, size_t offset)
{
return sgbuf->table[offset >> PAGE_SHIFT].buf + offset % PAGE_SIZE;
}
/* allocate/release a buffer */
int snd_dma_alloc_pages(int type, struct device *dev, size_t size,