From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Stop using alloc_ctx and just fill in the device pointer.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Cc: Mikhail Ulyanov <mikhail.ulyanov@xxxxxxxxxxxxxxxxxx>
Cc: Guennadi Liakhovetski <g.liakhovetski@xxxxxx>
Cc: Javier Martin <javier.martin@xxxxxxxxxxxxxxxxx>
Cc: Jonathan Corbet <corbet@xxxxxxx>
---
drivers/media/platform/m2m-deinterlace.c | 15 ++-------------
drivers/media/platform/marvell-ccic/mcam-core.c | 24 +-----------------------
drivers/media/platform/marvell-ccic/mcam-core.h | 2 --
drivers/media/platform/mx2_emmaprp.c | 17 +++--------------
drivers/media/platform/omap3isp/ispvideo.c | 12 ++----------
drivers/media/platform/omap3isp/ispvideo.h | 1 -
drivers/media/platform/rcar_jpu.c | 22 ++++------------------
drivers/media/platform/sh_veu.c | 17 +++--------------
drivers/media/platform/sh_vou.c | 14 ++------------
9 files changed, 17 insertions(+), 107 deletions(-)
diff --git a/drivers/media/platform/m2m-deinterlace.c b/drivers/media/platform/m2m-deinterlace.c
index 7383818..15110ea 100644
--- a/drivers/media/platform/m2m-deinterlace.c
+++ b/drivers/media/platform/m2m-deinterlace.c
@@ -136,7 +136,6 @@ struct deinterlace_dev {
struct dma_chan *dma_chan;
struct v4l2_m2m_dev *m2m_dev;
- struct vb2_alloc_ctx *alloc_ctx;
};
struct deinterlace_ctx {
@@ -820,8 +819,6 @@ static int deinterlace_queue_setup(struct vb2_queue *vq,
*nbuffers = count;
sizes[0] = size;
- alloc_ctxs[0] = ctx->dev->alloc_ctx;
-
dprintk(ctx->dev, "get %d buffer(s) of size %d each.\n", count, size);
return 0;
@@ -874,6 +871,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
src_vq->ops = &deinterlace_qops;
src_vq->mem_ops = &vb2_dma_contig_memops;
src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+ src_vq->dev = ctx->dev->v4l2_dev.dev;
q_data[V4L2_M2M_SRC].fmt = &formats[0];
q_data[V4L2_M2M_SRC].width = 640;
q_data[V4L2_M2M_SRC].height = 480;
@@ -891,6 +889,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
dst_vq->ops = &deinterlace_qops;
dst_vq->mem_ops = &vb2_dma_contig_memops;
dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+ dst_vq->dev = ctx->dev->v4l2_dev.dev;
q_data[V4L2_M2M_DST].fmt = &formats[0];
q_data[V4L2_M2M_DST].width = 640;
q_data[V4L2_M2M_DST].height = 480;
@@ -1046,13 +1045,6 @@ static int deinterlace_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, pcdev);
- pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
- if (IS_ERR(pcdev->alloc_ctx)) {
- v4l2_err(&pcdev->v4l2_dev, "Failed to alloc vb2 context\n");
- ret = PTR_ERR(pcdev->alloc_ctx);
- goto err_ctx;
- }
-
pcdev->m2m_dev = v4l2_m2m_init(&m2m_ops);
if (IS_ERR(pcdev->m2m_dev)) {
v4l2_err(&pcdev->v4l2_dev, "Failed to init mem2mem device\n");
@@ -1064,8 +1056,6 @@ static int deinterlace_probe(struct platform_device *pdev)
err_m2m:
video_unregister_device(&pcdev->vfd);
-err_ctx:
- vb2_dma_contig_cleanup_ctx(pcdev->alloc_ctx);
unreg_dev:
v4l2_device_unregister(&pcdev->v4l2_dev);
rel_dma:
@@ -1082,7 +1072,6 @@ static int deinterlace_remove(struct platform_device *pdev)
v4l2_m2m_release(pcdev->m2m_dev);
video_unregister_device(&pcdev->vfd);
v4l2_device_unregister(&pcdev->v4l2_dev);
- vb2_dma_contig_cleanup_ctx(pcdev->alloc_ctx);
dma_release_channel(pcdev->dma_chan);
return 0;
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c
index 9b878de..8a1f12d 100644
--- a/drivers/media/platform/marvell-ccic/mcam-core.c
+++ b/drivers/media/platform/marvell-ccic/mcam-core.c
@@ -1059,10 +1059,6 @@ static int mcam_vb_queue_setup(struct vb2_queue *vq,
if (*nbufs < minbufs)
*nbufs = minbufs;
- if (cam->buffer_mode == B_DMA_contig)
- alloc_ctxs[0] = cam->vb_alloc_ctx;
- else if (cam->buffer_mode == B_DMA_sg)
- alloc_ctxs[0] = cam->vb_alloc_ctx_sg;
if (*num_planes)
return sizes[0] < size ? -EINVAL : 0;
@@ -1271,6 +1267,7 @@ static int mcam_setup_vb2(struct mcam_camera *cam)
vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
vq->buf_struct_size = sizeof(struct mcam_vb_buffer);
+ vq->dev = cam->dev;
INIT_LIST_HEAD(&cam->buffers);
switch (cam->buffer_mode) {
case B_DMA_contig:
@@ -1279,9 +1276,6 @@ static int mcam_setup_vb2(struct mcam_camera *cam)
vq->mem_ops = &vb2_dma_contig_memops;
cam->dma_setup = mcam_ctlr_dma_contig;
cam->frame_complete = mcam_dma_contig_done;
- cam->vb_alloc_ctx = vb2_dma_contig_init_ctx(cam->dev);
- if (IS_ERR(cam->vb_alloc_ctx))
- return PTR_ERR(cam->vb_alloc_ctx);
#endif
break;
case B_DMA_sg:
@@ -1290,9 +1284,6 @@ static int mcam_setup_vb2(struct mcam_camera *cam)
vq->mem_ops = &vb2_dma_sg_memops;
cam->dma_setup = mcam_ctlr_dma_sg;
cam->frame_complete = mcam_dma_sg_done;
- cam->vb_alloc_ctx_sg = vb2_dma_sg_init_ctx(cam->dev);
- if (IS_ERR(cam->vb_alloc_ctx_sg))
- return PTR_ERR(cam->vb_alloc_ctx_sg);
#endif
break;
case B_vmalloc:
@@ -1309,18 +1300,6 @@ static int mcam_setup_vb2(struct mcam_camera *cam)
return vb2_queue_init(vq);
}
-static void mcam_cleanup_vb2(struct mcam_camera *cam)
-{
-#ifdef MCAM_MODE_DMA_CONTIG
- if (cam->buffer_mode == B_DMA_contig)
- vb2_dma_contig_cleanup_ctx(cam->vb_alloc_ctx);
-#endif
-#ifdef MCAM_MODE_DMA_SG
- if (cam->buffer_mode == B_DMA_sg)
- vb2_dma_sg_cleanup_ctx(cam->vb_alloc_ctx_sg);
-#endif
-}
-
/* ---------------------------------------------------------------------- */
/*
@@ -1875,7 +1854,6 @@ void mccic_shutdown(struct mcam_camera *cam)
cam_warn(cam, "Removing a device with users!\n");
mcam_ctlr_power_down(cam);
}
- mcam_cleanup_vb2(cam);
if (cam->buffer_mode == B_vmalloc)
mcam_free_dma_bufs(cam);
video_unregister_device(&cam->vdev);
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.h b/drivers/media/platform/marvell-ccic/mcam-core.h
index 35cd9e5..beb339f 100644
--- a/drivers/media/platform/marvell-ccic/mcam-core.h
+++ b/drivers/media/platform/marvell-ccic/mcam-core.h
@@ -176,8 +176,6 @@ struct mcam_camera {
/* DMA buffers - DMA modes */
struct mcam_vb_buffer *vb_bufs[MAX_DMA_BUFS];
- struct vb2_alloc_ctx *vb_alloc_ctx;
- struct vb2_alloc_ctx *vb_alloc_ctx_sg;
/* Mode-specific ops, set at open time */
void (*dma_setup)(struct mcam_camera *cam);
diff --git a/drivers/media/platform/mx2_emmaprp.c b/drivers/media/platform/mx2_emmaprp.c
index 3c4012d..88b3d98 100644
--- a/drivers/media/platform/mx2_emmaprp.c
+++ b/drivers/media/platform/mx2_emmaprp.c
@@ -211,7 +211,6 @@ struct emmaprp_dev {
struct clk *clk_emma_ahb, *clk_emma_ipg;
struct v4l2_m2m_dev *m2m_dev;
- struct vb2_alloc_ctx *alloc_ctx;
};
struct emmaprp_ctx {
@@ -710,8 +709,6 @@ static int emmaprp_queue_setup(struct vb2_queue *vq,
*nbuffers = count;
sizes[0] = size;
- alloc_ctxs[0] = ctx->dev->alloc_ctx;
-
dprintk(ctx->dev, "get %d buffer(s) of size %d each.\n", count, size);
return 0;
@@ -765,6 +762,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
src_vq->ops = &emmaprp_qops;
src_vq->mem_ops = &vb2_dma_contig_memops;
src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+ src_vq->dev = ctx->dev->v4l2_dev.dev;
ret = vb2_queue_init(src_vq);
if (ret)
@@ -777,6 +775,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
dst_vq->ops = &emmaprp_qops;
dst_vq->mem_ops = &vb2_dma_contig_memops;
dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+ dst_vq->dev = ctx->dev->v4l2_dev.dev;
return vb2_queue_init(dst_vq);
}
@@ -948,18 +947,11 @@ static int emmaprp_probe(struct platform_device *pdev)
if (ret)
goto rel_vdev;
- pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
- if (IS_ERR(pcdev->alloc_ctx)) {
- v4l2_err(&pcdev->v4l2_dev, "Failed to alloc vb2 context\n");
- ret = PTR_ERR(pcdev->alloc_ctx);
- goto rel_vdev;
- }
-
pcdev->m2m_dev = v4l2_m2m_init(&m2m_ops);
if (IS_ERR(pcdev->m2m_dev)) {
v4l2_err(&pcdev->v4l2_dev, "Failed to init mem2mem device\n");
ret = PTR_ERR(pcdev->m2m_dev);
- goto rel_ctx;
+ goto rel_vdev;
}
ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);
@@ -973,8 +965,6 @@ static int emmaprp_probe(struct platform_device *pdev)
rel_m2m:
v4l2_m2m_release(pcdev->m2m_dev);
-rel_ctx:
- vb2_dma_contig_cleanup_ctx(pcdev->alloc_ctx);
rel_vdev:
video_device_release(vfd);
unreg_dev:
@@ -993,7 +983,6 @@ static int emmaprp_remove(struct platform_device *pdev)
video_unregister_device(pcdev->vfd);
v4l2_m2m_release(pcdev->m2m_dev);
- vb2_dma_contig_cleanup_ctx(pcdev->alloc_ctx);
v4l2_device_unregister(&pcdev->v4l2_dev);
mutex_destroy(&pcdev->dev_mutex);
diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c
index 1b1a95d..486b875 100644
--- a/drivers/media/platform/omap3isp/ispvideo.c
+++ b/drivers/media/platform/omap3isp/ispvideo.c
@@ -342,8 +342,6 @@ static int isp_video_queue_setup(struct vb2_queue *queue,
if (sizes[0] == 0)
return -EINVAL;
- alloc_ctxs[0] = video->alloc_ctx;
-
*count = min(*count, video->capture_mem / PAGE_ALIGN(sizes[0]));
return 0;
@@ -1308,6 +1306,7 @@ static int isp_video_open(struct file *file)
queue->mem_ops = &vb2_dma_contig_memops;
queue->buf_struct_size = sizeof(struct isp_buffer);
queue->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ queue->dev = video->isp->dev;
ret = vb2_queue_init(&handle->queue);
if (ret < 0) {
@@ -1414,15 +1413,9 @@ int omap3isp_video_init(struct isp_video *video, const char *name)
return -EINVAL;
}
- video->alloc_ctx = vb2_dma_contig_init_ctx(video->isp->dev);
- if (IS_ERR(video->alloc_ctx))
- return PTR_ERR(video->alloc_ctx);
-
ret = media_entity_pads_init(&video->video.entity, 1, &video->pad);
- if (ret < 0) {
- vb2_dma_contig_cleanup_ctx(video->alloc_ctx);
+ if (ret < 0)
return ret;
- }
mutex_init(&video->mutex);
atomic_set(&video->active, 0);
@@ -1451,7 +1444,6 @@ int omap3isp_video_init(struct isp_video *video, const char *name)
void omap3isp_video_cleanup(struct isp_video *video)
{
- vb2_dma_contig_cleanup_ctx(video->alloc_ctx);
media_entity_cleanup(&video->video.entity);
mutex_destroy(&video->queue_lock);
mutex_destroy(&video->stream_lock);
diff --git a/drivers/media/platform/omap3isp/ispvideo.h b/drivers/media/platform/omap3isp/ispvideo.h
index 6a48d58..f6a2082 100644
--- a/drivers/media/platform/omap3isp/ispvideo.h
+++ b/drivers/media/platform/omap3isp/ispvideo.h
@@ -171,7 +171,6 @@ struct isp_video {
bool error;
/* Video buffers queue */
- void *alloc_ctx;
struct vb2_queue *queue;
struct mutex queue_lock; /* protects the queue */
spinlock_t irqlock; /* protects dmaqueue */
diff --git a/drivers/media/platform/rcar_jpu.c b/drivers/media/platform/rcar_jpu.c
index 552789a..d81c410 100644
--- a/drivers/media/platform/rcar_jpu.c
+++ b/drivers/media/platform/rcar_jpu.c
@@ -203,7 +203,6 @@
* @irq: JPEG IP irq
* @clk: JPEG IP clock
* @dev: JPEG IP struct device
- * @alloc_ctx: videobuf2 memory allocator's context
* @ref_count: reference counter
*/
struct jpu {
@@ -220,7 +219,6 @@ struct jpu {
unsigned int irq;
struct clk *clk;
struct device *dev;
- void *alloc_ctx;
int ref_count;
};
@@ -1033,17 +1031,14 @@ static int jpu_queue_setup(struct vb2_queue *vq,
if (sizes[i] < q_size)
return -EINVAL;
- alloc_ctxs[i] = ctx->jpu->alloc_ctx;
}
return 0;
}
*nplanes = q_data->format.num_planes;
- for (i = 0; i < *nplanes; i++) {
+ for (i = 0; i < *nplanes; i++)
sizes[i] = q_data->format.plane_fmt[i].sizeimage;
- alloc_ctxs[i] = ctx->jpu->alloc_ctx;
- }
return 0;
}
@@ -1214,6 +1209,7 @@ static int jpu_queue_init(void *priv, struct vb2_queue *src_vq,
src_vq->mem_ops = &vb2_dma_contig_memops;
src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
src_vq->lock = &ctx->jpu->mutex;
+ src_vq->dev = ctx->jpu->v4l2_dev.dev;
ret = vb2_queue_init(src_vq);
if (ret)
@@ -1228,6 +1224,7 @@ static int jpu_queue_init(void *priv, struct vb2_queue *src_vq,
dst_vq->mem_ops = &vb2_dma_contig_memops;
dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
dst_vq->lock = &ctx->jpu->mutex;
+ dst_vq->dev = ctx->jpu->v4l2_dev.dev;
return vb2_queue_init(dst_vq);
}
@@ -1676,13 +1673,6 @@ static int jpu_probe(struct platform_device *pdev)
goto device_register_rollback;
}
- jpu->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
- if (IS_ERR(jpu->alloc_ctx)) {
- v4l2_err(&jpu->v4l2_dev, "Failed to init memory allocator\n");
- ret = PTR_ERR(jpu->alloc_ctx);
- goto m2m_init_rollback;
- }
-
/* fill in qantization and Huffman tables for encoder */
for (i = 0; i < JPU_MAX_QUALITY; i++)
jpu_generate_hdr(i, (unsigned char *)jpeg_hdrs[i]);
@@ -1699,7 +1689,7 @@ static int jpu_probe(struct platform_device *pdev)
ret = video_register_device(&jpu->vfd_encoder, VFL_TYPE_GRABBER, -1);
if (ret) {
v4l2_err(&jpu->v4l2_dev, "Failed to register video device\n");
- goto vb2_allocator_rollback;
+ goto m2m_init_rollback;
}
video_set_drvdata(&jpu->vfd_encoder, jpu);
@@ -1732,9 +1722,6 @@ static int jpu_probe(struct platform_device *pdev)
enc_vdev_register_rollback:
video_unregister_device(&jpu->vfd_encoder);
-vb2_allocator_rollback:
- vb2_dma_contig_cleanup_ctx(jpu->alloc_ctx);
-
m2m_init_rollback:
v4l2_m2m_release(jpu->m2m_dev);
@@ -1750,7 +1737,6 @@ static int jpu_remove(struct platform_device *pdev)
video_unregister_device(&jpu->vfd_decoder);
video_unregister_device(&jpu->vfd_encoder);
- vb2_dma_contig_cleanup_ctx(jpu->alloc_ctx);
v4l2_m2m_release(jpu->m2m_dev);
v4l2_device_unregister(&jpu->v4l2_dev);
diff --git a/drivers/media/platform/sh_veu.c b/drivers/media/platform/sh_veu.c
index 82b5d69..afd21c9 100644
--- a/drivers/media/platform/sh_veu.c
+++ b/drivers/media/platform/sh_veu.c
@@ -118,7 +118,6 @@ struct sh_veu_dev {
struct sh_veu_file *output;
struct mutex fop_lock;
void __iomem *base;
- struct vb2_alloc_ctx *alloc_ctx;
spinlock_t lock;
bool is_2h;
unsigned int xaction;
@@ -882,14 +881,11 @@ static int sh_veu_queue_setup(struct vb2_queue *vq,
*nbuffers = count;
}
- if (*nplanes) {
- alloc_ctxs[0] = veu->alloc_ctx;
+ if (*nplanes)
return sizes[0] < size ? -EINVAL : 0;
- }
*nplanes = 1;
sizes[0] = size;
- alloc_ctxs[0] = veu->alloc_ctx;
dev_dbg(veu->dev, "get %d buffer(s) of size %d each.\n", count, size);
@@ -948,6 +944,7 @@ static int sh_veu_queue_init(void *priv, struct vb2_queue *src_vq,
src_vq->mem_ops = &vb2_dma_contig_memops;
src_vq->lock = &veu->fop_lock;
src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+ src_vq->dev = veu->v4l2_dev.dev;
ret = vb2_queue_init(src_vq);
if (ret < 0)
@@ -962,6 +959,7 @@ static int sh_veu_queue_init(void *priv, struct vb2_queue *src_vq,
dst_vq->mem_ops = &vb2_dma_contig_memops;
dst_vq->lock = &veu->fop_lock;
dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+ dst_vq->dev = veu->v4l2_dev.dev;
return vb2_queue_init(dst_vq);
}
@@ -1148,12 +1146,6 @@ static int sh_veu_probe(struct platform_device *pdev)
vdev = &veu->vdev;
- veu->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
- if (IS_ERR(veu->alloc_ctx)) {
- ret = PTR_ERR(veu->alloc_ctx);
- goto einitctx;
- }
-
*vdev = sh_veu_videodev;
vdev->v4l2_dev = &veu->v4l2_dev;
spin_lock_init(&veu->lock);
@@ -1187,8 +1179,6 @@ evidreg:
pm_runtime_disable(&pdev->dev);
v4l2_m2m_release(veu->m2m_dev);
em2minit:
- vb2_dma_contig_cleanup_ctx(veu->alloc_ctx);
-einitctx:
v4l2_device_unregister(&veu->v4l2_dev);
return ret;
}
@@ -1202,7 +1192,6 @@ static int sh_veu_remove(struct platform_device *pdev)
video_unregister_device(&veu->vdev);
pm_runtime_disable(&pdev->dev);
v4l2_m2m_release(veu->m2m_dev);
- vb2_dma_contig_cleanup_ctx(veu->alloc_ctx);
v4l2_device_unregister(&veu->v4l2_dev);
return 0;
diff --git a/drivers/media/platform/sh_vou.c b/drivers/media/platform/sh_vou.c
index 1157404..59830a4 100644
--- a/drivers/media/platform/sh_vou.c
+++ b/drivers/media/platform/sh_vou.c
@@ -86,7 +86,6 @@ struct sh_vou_device {
v4l2_std_id std;
int pix_idx;
struct vb2_queue queue;
- struct vb2_alloc_ctx *alloc_ctx;
struct sh_vou_buffer *active;
enum sh_vou_status status;
unsigned sequence;
@@ -253,7 +252,6 @@ static int sh_vou_queue_setup(struct vb2_queue *vq,
dev_dbg(vou_dev->v4l2_dev.dev, "%s()\n", __func__);
- alloc_ctxs[0] = vou_dev->alloc_ctx;
if (*nplanes)
return sizes[0] < pix->height * bytes_per_line ? -EINVAL : 0;
*nplanes = 1;
@@ -1304,16 +1302,11 @@ static int sh_vou_probe(struct platform_device *pdev)
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 2;
q->lock = &vou_dev->fop_lock;
+ q->dev = &pdev->dev;
ret = vb2_queue_init(q);
if (ret)
- goto einitctx;
+ goto ei2cgadap;
- vou_dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
- if (IS_ERR(vou_dev->alloc_ctx)) {
- dev_err(&pdev->dev, "Can't allocate buffer context");
- ret = PTR_ERR(vou_dev->alloc_ctx);
- goto einitctx;
- }
vdev->queue = q;
INIT_LIST_HEAD(&vou_dev->buf_list);
@@ -1348,8 +1341,6 @@ ei2cnd:
ereset:
i2c_put_adapter(i2c_adap);
ei2cgadap:
- vb2_dma_contig_cleanup_ctx(vou_dev->alloc_ctx);
-einitctx:
pm_runtime_disable(&pdev->dev);
v4l2_device_unregister(&vou_dev->v4l2_dev);
return ret;
@@ -1367,7 +1358,6 @@ static int sh_vou_remove(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
video_unregister_device(&vou_dev->vdev);
i2c_put_adapter(client->adapter);
- vb2_dma_contig_cleanup_ctx(vou_dev->alloc_ctx);
v4l2_device_unregister(&vou_dev->v4l2_dev);
return 0;
}
--
2.8.0.rc3
--
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