diff options
| author | Jason Chen <b02280@freescale.com> | 2011-10-27 10:21:29 +0800 |
|---|---|---|
| committer | Eric Miao <eric.miao@canonical.com> | 2011-11-10 07:39:04 +0800 |
| commit | b190911e2af2d94377dfc3ba5c604666433a567f (patch) | |
| tree | bbec00ffd56d579aca3cb7c67a67755d1d9eb6ac | |
| parent | 6eed68698b78764fbba0933b12963ab524886c16 (diff) | |
ENGR00160876 videobuf: add timestamp for user point buffer
1. add timestamp for userpoint buffer
2. use pgprot_writecombine for mmap
Signed-off-by: Jason Chen <b02280@freescale.com>
| -rw-r--r-- | drivers/media/video/videobuf-core.c | 1 | ||||
| -rw-r--r-- | drivers/media/video/videobuf-dma-contig.c | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/video/videobuf-core.c b/drivers/media/video/videobuf-core.c index de4fa4eb884..2149f4dbfba 100644 --- a/drivers/media/video/videobuf-core.c +++ b/drivers/media/video/videobuf-core.c @@ -600,6 +600,7 @@ int videobuf_qbuf(struct videobuf_queue *q, struct v4l2_buffer *b) buf->baddr != b->m.userptr) q->ops->buf_release(q, buf); buf->baddr = b->m.userptr; + buf->ts = b->timestamp; break; case V4L2_MEMORY_OVERLAY: buf->boff = b->m.offset; diff --git a/drivers/media/video/videobuf-dma-contig.c b/drivers/media/video/videobuf-dma-contig.c index c47195b5b45..af7ff78c925 100644 --- a/drivers/media/video/videobuf-dma-contig.c +++ b/drivers/media/video/videobuf-dma-contig.c @@ -298,7 +298,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, size = vma->vm_end - vma->vm_start; size = (size < mem->size) ? size : mem->size; - vma->vm_page_prot = pgprot_writethru(vma->vm_page_prot); + vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); retval = remap_pfn_range(vma, vma->vm_start, mem->dma_handle >> PAGE_SHIFT, size, vma->vm_page_prot); |