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| author | Jens Axboe <jens.axboe@oracle.com> | 2007-10-22 23:19:53 +0400 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-10-22 23:19:53 +0400 |
| commit | 45711f1af6eff1a6d010703b4862e0d2b9afd056 (patch) | |
| tree | 3d0048f46e3df9d217d56127462ebe680348bd5a /drivers/media/video/videobuf-dma-sg.c | |
| parent | 78c2f0b8c285c5305b3e67b0595200541e15eb43 (diff) | |
| download | linux-45711f1af6eff1a6d010703b4862e0d2b9afd056.tar.xz | |
[SG] Update drivers to use sg helpers
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/media/video/videobuf-dma-sg.c')
| -rw-r--r-- | drivers/media/video/videobuf-dma-sg.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c index 3eb6123227b2..0a18286279d3 100644 --- a/drivers/media/video/videobuf-dma-sg.c +++ b/drivers/media/video/videobuf-dma-sg.c @@ -60,12 +60,13 @@ videobuf_vmalloc_to_sg(unsigned char *virt, int nr_pages) sglist = kcalloc(nr_pages, sizeof(struct scatterlist), GFP_KERNEL); if (NULL == sglist) return NULL; + sg_init_table(sglist, nr_pages); for (i = 0; i < nr_pages; i++, virt += PAGE_SIZE) { pg = vmalloc_to_page(virt); if (NULL == pg) goto err; BUG_ON(PageHighMem(pg)); - sglist[i].page = pg; + sg_set_page(&sglist[i], pg); sglist[i].length = PAGE_SIZE; } return sglist; @@ -86,13 +87,14 @@ videobuf_pages_to_sg(struct page **pages, int nr_pages, int offset) sglist = kcalloc(nr_pages, sizeof(*sglist), GFP_KERNEL); if (NULL == sglist) return NULL; + sg_init_table(sglist, nr_pages); if (NULL == pages[0]) goto nopage; if (PageHighMem(pages[0])) /* DMA to highmem pages might not work */ goto highmem; - sglist[0].page = pages[0]; + sg_set_page(&sglist[0], pages[0]); sglist[0].offset = offset; sglist[0].length = PAGE_SIZE - offset; for (i = 1; i < nr_pages; i++) { @@ -100,7 +102,7 @@ videobuf_pages_to_sg(struct page **pages, int nr_pages, int offset) goto nopage; if (PageHighMem(pages[i])) goto highmem; - sglist[i].page = pages[i]; + sg_set_page(&sglist[i], pages[i]); sglist[i].length = PAGE_SIZE; } return sglist; |