This is an automatic generated email to let you know that the following patch were queued at the http://git.linuxtv.org/media_tree.git tree:
Subject: [media] v4l: vb2-dma-contig: align buffer size to PAGE_SIZE Author: Tomasz Stanislawski <[email protected]> Date: Tue Oct 9 14:07:41 2012 -0300 Most operations on DMA and DMABUF framework require the size of a buffer to be page aligned. This patch guarantees the requirement is satisfied for all vb2-dma-contig buffers. Signed-off-by: Tomasz Stanislawski <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/v4l2-core/videobuf2-dma-contig.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) --- http://git.linuxtv.org/media_tree.git?a=commitdiff;h=a812a9665d7d89257f8203dba504a33faa59c45b diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index 27de1bb..10beaee 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -162,6 +162,9 @@ static void *vb2_dc_alloc(void *alloc_ctx, unsigned long size) if (!buf) return ERR_PTR(-ENOMEM); + /* align image size to PAGE_SIZE */ + size = PAGE_ALIGN(size); + buf->vaddr = dma_alloc_coherent(dev, size, &buf->dma_addr, GFP_KERNEL); if (!buf->vaddr) { dev_err(dev, "dma_alloc_coherent of size %ld failed\n", size); _______________________________________________ linuxtv-commits mailing list [email protected] http://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
