[media] vb2: add dma_dir to the alloc memop
This is needed for the next patch where the dma-sg alloc memop needs
to know the dma_dir.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Pawel Osciak <pawel@osciak.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 573f6fb..7aed8f2 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -189,6 +189,8 @@
static int __vb2_buf_mem_alloc(struct vb2_buffer *vb)
{
struct vb2_queue *q = vb->vb2_queue;
+ enum dma_data_direction dma_dir =
+ V4L2_TYPE_IS_OUTPUT(q->type) ? DMA_TO_DEVICE : DMA_FROM_DEVICE;
void *mem_priv;
int plane;
@@ -200,7 +202,7 @@
unsigned long size = PAGE_ALIGN(q->plane_sizes[plane]);
mem_priv = call_ptr_memop(vb, alloc, q->alloc_ctx[plane],
- size, q->gfp_flags);
+ size, dma_dir, q->gfp_flags);
if (IS_ERR_OR_NULL(mem_priv))
goto free;
diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c
index 2bdffd3..c4305bf 100644
--- a/drivers/media/v4l2-core/videobuf2-dma-contig.c
+++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c
@@ -155,7 +155,8 @@
kfree(buf);
}
-static void *vb2_dc_alloc(void *alloc_ctx, unsigned long size, gfp_t gfp_flags)
+static void *vb2_dc_alloc(void *alloc_ctx, unsigned long size,
+ enum dma_data_direction dma_dir, gfp_t gfp_flags)
{
struct vb2_dc_conf *conf = alloc_ctx;
struct device *dev = conf->dev;
@@ -176,6 +177,7 @@
/* Prevent the device from being released while the buffer is used */
buf->dev = get_device(dev);
buf->size = size;
+ buf->dma_dir = dma_dir;
buf->handler.refcount = &buf->refcount;
buf->handler.put = vb2_dc_put;
diff --git a/drivers/media/v4l2-core/videobuf2-dma-sg.c b/drivers/media/v4l2-core/videobuf2-dma-sg.c
index 6b54a14..2529b83 100644
--- a/drivers/media/v4l2-core/videobuf2-dma-sg.c
+++ b/drivers/media/v4l2-core/videobuf2-dma-sg.c
@@ -86,7 +86,8 @@
return 0;
}
-static void *vb2_dma_sg_alloc(void *alloc_ctx, unsigned long size, gfp_t gfp_flags)
+static void *vb2_dma_sg_alloc(void *alloc_ctx, unsigned long size,
+ enum dma_data_direction dma_dir, gfp_t gfp_flags)
{
struct vb2_dma_sg_buf *buf;
int ret;
@@ -97,7 +98,7 @@
return NULL;
buf->vaddr = NULL;
- buf->dma_dir = DMA_NONE;
+ buf->dma_dir = dma_dir;
buf->offset = 0;
buf->size = size;
/* size is already page aligned */
diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c b/drivers/media/v4l2-core/videobuf2-vmalloc.c
index fc1eb45..bba2460 100644
--- a/drivers/media/v4l2-core/videobuf2-vmalloc.c
+++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c
@@ -35,7 +35,8 @@
static void vb2_vmalloc_put(void *buf_priv);
-static void *vb2_vmalloc_alloc(void *alloc_ctx, unsigned long size, gfp_t gfp_flags)
+static void *vb2_vmalloc_alloc(void *alloc_ctx, unsigned long size,
+ enum dma_data_direction dma_dir, gfp_t gfp_flags)
{
struct vb2_vmalloc_buf *buf;
@@ -45,6 +46,7 @@
buf->size = size;
buf->vaddr = vmalloc_user(buf->size);
+ buf->dma_dir = dma_dir;
buf->handler.refcount = &buf->refcount;
buf->handler.put = vb2_vmalloc_put;
buf->handler.arg = buf;