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[media] coda: switch BIT decoder source queue to vmalloc 

Since we have to copy from input buffers into the bitstream ringbuffer
with the CPU, there is no need for contiguous DMA buffers on the decoder
input side.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
hifive-unleashed-5.1
Philipp Zabel 2015-01-23 13:51:30 -03:00 committed by Mauro Carvalho Chehab
parent 8e428d5040
commit bb04aa6f7e
2 changed files with 5 additions and 2 deletions
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1
drivers/media/platform/Kconfig
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@ -141,6 +141,7 @@ config VIDEO_CODA
depends on HAS_DMA
select SRAM
select VIDEOBUF2_DMA_CONTIG
select VIDEOBUF2_VMALLOC
select V4L2_MEM2MEM_DEV
select GENERIC_ALLOCATOR
---help---

6
drivers/media/platform/coda/coda-common.c
View File

@ -37,6 +37,7 @@
#include <media/v4l2-mem2mem.h>
#include <media/videobuf2-core.h>
#include <media/videobuf2-dma-contig.h>
#include <media/videobuf2-vmalloc.h>
#include "coda.h"
@ -1121,6 +1122,7 @@ static int coda_queue_setup(struct vb2_queue *vq,
*nplanes = 1;
sizes[0] = size;
/* Set to vb2-dma-contig allocator context, ignored by vb2-vmalloc */
alloc_ctxs[0] = ctx->dev->alloc_ctx;
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
@ -1567,8 +1569,8 @@ int coda_decoder_queue_init(void *priv, struct vb2_queue *src_vq,
int ret;
src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
src_vq->io_modes = VB2_DMABUF | VB2_MMAP;
src_vq->mem_ops = &vb2_dma_contig_memops;
src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
src_vq->mem_ops = &vb2_vmalloc_memops;
ret = coda_queue_init(priv, src_vq);
if (ret)