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[media] vb2: change result code of buf_finish to void 

The buf_finish op should always work, so change the return type to void.
Update the few drivers that use it.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Pawel Osciak <pawel@osciak.com>
Reviewed-by: Pawel Osciak <pawel@osciak.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Hans Verkuil 2014-03-04 07:27:13 -03:00 committed by Mauro Carvalho Chehab
parent b5b4541eef
commit 0647064293
8 changed files with 9 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/media/parport/bw-qcam.c
View File

@ -667,7 +667,7 @@ static void buffer_queue(struct vb2_buffer *vb)
vb2_buffer_done(vb, VB2_BUF_STATE_DONE);
}
static int buffer_finish(struct vb2_buffer *vb)
static void buffer_finish(struct vb2_buffer *vb)
{
struct qcam *qcam = vb2_get_drv_priv(vb->vb2_queue);
void *vbuf = vb2_plane_vaddr(vb, 0);
@ -691,7 +691,6 @@ static int buffer_finish(struct vb2_buffer *vb)
if (len != size)
vb->state = VB2_BUF_STATE_ERROR;
vb2_set_plane_payload(vb, 0, len);
return 0;
}
static struct vb2_ops qcam_video_qops = {

4
drivers/media/pci/sta2x11/sta2x11_vip.c
View File

@ -327,7 +327,7 @@ static void buffer_queue(struct vb2_buffer *vb)
}
spin_unlock(&vip->lock);
}
static int buffer_finish(struct vb2_buffer *vb)
static void buffer_finish(struct vb2_buffer *vb)
{
struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue);
struct vip_buffer *vip_buf = to_vip_buffer(vb);
@ -338,8 +338,6 @@ static int buffer_finish(struct vb2_buffer *vb)
spin_unlock(&vip->lock);
vip_active_buf_next(vip);
return 0;
}
static int start_streaming(struct vb2_queue *vq, unsigned int count)

3
drivers/media/platform/marvell-ccic/mcam-core.c
View File

@ -1238,7 +1238,7 @@ static int mcam_vb_sg_buf_prepare(struct vb2_buffer *vb)
return 0;
}
static int mcam_vb_sg_buf_finish(struct vb2_buffer *vb)
static void mcam_vb_sg_buf_finish(struct vb2_buffer *vb)
{
struct mcam_camera *cam = vb2_get_drv_priv(vb->vb2_queue);
struct sg_table *sg_table = vb2_dma_sg_plane_desc(vb, 0);
@ -1246,7 +1246,6 @@ static int mcam_vb_sg_buf_finish(struct vb2_buffer *vb)
if (sg_table)
dma_unmap_sg(cam->dev, sg_table->sgl,
sg_table->nents, DMA_FROM_DEVICE);
return 0;
}
static void mcam_vb_sg_buf_cleanup(struct vb2_buffer *vb)

4
drivers/media/usb/pwc/pwc-if.c
View File

@ -614,7 +614,7 @@ static int buffer_prepare(struct vb2_buffer *vb)
return 0;
}
static int buffer_finish(struct vb2_buffer *vb)
static void buffer_finish(struct vb2_buffer *vb)
{
struct pwc_device *pdev = vb2_get_drv_priv(vb->vb2_queue);
struct pwc_frame_buf *buf = container_of(vb, struct pwc_frame_buf, vb);
@ -624,7 +624,7 @@ static int buffer_finish(struct vb2_buffer *vb)
* filled, take the pwc data we've stored in buf->data and decompress
* it into a usable format, storing the result in the vb2_buffer
*/
return pwc_decompress(pdev, buf);
pwc_decompress(pdev, buf);
}
static void buffer_cleanup(struct vb2_buffer *vb)

3
drivers/media/usb/uvc/uvc_queue.c
View File

@ -106,7 +106,7 @@ static void uvc_buffer_queue(struct vb2_buffer *vb)
spin_unlock_irqrestore(&queue->irqlock, flags);
}
static int uvc_buffer_finish(struct vb2_buffer *vb)
static void uvc_buffer_finish(struct vb2_buffer *vb)
{
struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue);
struct uvc_streaming *stream =
@ -114,7 +114,6 @@ static int uvc_buffer_finish(struct vb2_buffer *vb)
struct uvc_buffer *buf = container_of(vb, struct uvc_buffer, buf);
uvc_video_clock_update(stream, &vb->v4l2_buf, buf);
return 0;
}
static void uvc_wait_prepare(struct vb2_queue *vq)

6
drivers/media/v4l2-core/videobuf2-core.c
View File

@ -1834,11 +1834,7 @@ static int vb2_internal_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b, bool n
if (ret < 0)
return ret;
ret = call_vb_qop(vb, buf_finish, vb);
if (ret) {
dprintk(1, "dqbuf: buffer finish failed\n");
return ret;
}
call_vb_qop(vb, buf_finish, vb);
switch (vb->state) {
case VB2_BUF_STATE_DONE:

3
drivers/staging/media/go7007/go7007-v4l2.c
View File

@ -470,7 +470,7 @@ static int go7007_buf_prepare(struct vb2_buffer *vb)
return 0;
}
static int go7007_buf_finish(struct vb2_buffer *vb)
static void go7007_buf_finish(struct vb2_buffer *vb)
{
struct vb2_queue *vq = vb->vb2_queue;
struct go7007 *go = vb2_get_drv_priv(vq);
@ -483,7 +483,6 @@ static int go7007_buf_finish(struct vb2_buffer *vb)
V4L2_BUF_FLAG_PFRAME);
buf->flags |= frame_type_flag;
buf->field = V4L2_FIELD_NONE;
return 0;
}
static int go7007_start_streaming(struct vb2_queue *q, unsigned int count)

2
include/media/videobuf2-core.h
View File

@ -311,7 +311,7 @@ struct vb2_ops {
int (*buf_init)(struct vb2_buffer *vb);
int (*buf_prepare)(struct vb2_buffer *vb);
int (*buf_finish)(struct vb2_buffer *vb);
void (*buf_finish)(struct vb2_buffer *vb);
void (*buf_cleanup)(struct vb2_buffer *vb);
int (*start_streaming)(struct vb2_queue *q, unsigned int count);