Hi Hans,
Thank you for the patch.
On Friday 22 Apr 2016 10:38:12 Hans Verkuil wrote:
> From: Hans Verkuil <hans.verk...@cisco.com>
>
> Stop using alloc_ctx and just fill in the device pointer.
>
> Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
> Cc: "Lad, Prabhakar" <prabhakar.cse...@gmail.com>
> Cc: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Pending a fix for the problem I mentioned in a reply to patch 01/12,
Reviewed-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
> ---
> drivers/staging/media/davinci_vpfe/vpfe_video.c | 10 +---------
> drivers/staging/media/davinci_vpfe/vpfe_video.h | 2 --
> drivers/staging/media/omap4iss/iss_video.c | 10 +---------
> drivers/staging/media/omap4iss/iss_video.h | 1 -
> 4 files changed, 2 insertions(+), 21 deletions(-)
>
> diff --git a/drivers/staging/media/davinci_vpfe/vpfe_video.c
> b/drivers/staging/media/davinci_vpfe/vpfe_video.c index ea3ddec..77e66e7
> 100644
> --- a/drivers/staging/media/davinci_vpfe/vpfe_video.c
> +++ b/drivers/staging/media/davinci_vpfe/vpfe_video.c
> @@ -542,7 +542,6 @@ static int vpfe_release(struct file *file)
> video->io_usrs = 0;
> /* Free buffers allocated */
> vb2_queue_release(&video->buffer_queue);
> - vb2_dma_contig_cleanup_ctx(video->alloc_ctx);
> }
> /* Decrement device users counter */
> video->usrs--;
> @@ -1115,7 +1114,6 @@ vpfe_buffer_queue_setup(struct vb2_queue *vq,
>
> *nplanes = 1;
> sizes[0] = size;
> - alloc_ctxs[0] = video->alloc_ctx;
> v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
> "nbuffers=%d, size=%lu\n", *nbuffers, size);
> return 0;
> @@ -1350,12 +1348,6 @@ static int vpfe_reqbufs(struct file *file, void
> *priv, video->memory = req_buf->memory;
>
> /* Initialize videobuf2 queue as per the buffer type */
> - video->alloc_ctx = vb2_dma_contig_init_ctx(vpfe_dev->pdev);
> - if (IS_ERR(video->alloc_ctx)) {
> - v4l2_err(&vpfe_dev->v4l2_dev, "Failed to get the context\n");
> - return PTR_ERR(video->alloc_ctx);
> - }
> -
> q = &video->buffer_queue;
> q->type = req_buf->type;
> q->io_modes = VB2_MMAP | VB2_USERPTR;
> @@ -1365,11 +1357,11 @@ static int vpfe_reqbufs(struct file *file, void
> *priv, q->mem_ops = &vb2_dma_contig_memops;
> q->buf_struct_size = sizeof(struct vpfe_cap_buffer);
> q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
> + q->dev = vpfe_dev->pdev;
>
> ret = vb2_queue_init(q);
> if (ret) {
> v4l2_err(&vpfe_dev->v4l2_dev, "vb2_queue_init() failed\n");
> - vb2_dma_contig_cleanup_ctx(vpfe_dev->pdev);
> return ret;
> }
>
> diff --git a/drivers/staging/media/davinci_vpfe/vpfe_video.h
> b/drivers/staging/media/davinci_vpfe/vpfe_video.h index 653334d..aaec440
> 100644
> --- a/drivers/staging/media/davinci_vpfe/vpfe_video.h
> +++ b/drivers/staging/media/davinci_vpfe/vpfe_video.h
> @@ -123,8 +123,6 @@ struct vpfe_video_device {
> /* Used to store pixel format */
> struct v4l2_format fmt;
> struct vb2_queue buffer_queue;
> - /* allocator-specific contexts for each plane */
> - struct vb2_alloc_ctx *alloc_ctx;
> /* Queue of filled frames */
> struct list_head dma_queue;
> spinlock_t irqlock;
> diff --git a/drivers/staging/media/omap4iss/iss_video.c
> b/drivers/staging/media/omap4iss/iss_video.c index cf8da23..3c077e3 100644
> --- a/drivers/staging/media/omap4iss/iss_video.c
> +++ b/drivers/staging/media/omap4iss/iss_video.c
> @@ -310,8 +310,6 @@ static int iss_video_queue_setup(struct vb2_queue *vq,
> if (sizes[0] == 0)
> return -EINVAL;
>
> - alloc_ctxs[0] = video->alloc_ctx;
> -
> *count = min(*count, video->capture_mem / PAGE_ALIGN(sizes[0]));
>
> return 0;
> @@ -1017,13 +1015,6 @@ static int iss_video_open(struct file *file)
> goto done;
> }
>
> - video->alloc_ctx = vb2_dma_contig_init_ctx(video->iss->dev);
> - if (IS_ERR(video->alloc_ctx)) {
> - ret = PTR_ERR(video->alloc_ctx);
> - omap4iss_put(video->iss);
> - goto done;
> - }
> -
> q = &handle->queue;
>
> q->type = video->type;
> @@ -1033,6 +1024,7 @@ static int iss_video_open(struct file *file)
> q->mem_ops = &vb2_dma_contig_memops;
> q->buf_struct_size = sizeof(struct iss_buffer);
> q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
> + q->dev = video->iss->dev;
>
> ret = vb2_queue_init(q);
> if (ret) {
> diff --git a/drivers/staging/media/omap4iss/iss_video.h
> b/drivers/staging/media/omap4iss/iss_video.h index c8bd295..d7e05d0 100644
> --- a/drivers/staging/media/omap4iss/iss_video.h
> +++ b/drivers/staging/media/omap4iss/iss_video.h
> @@ -170,7 +170,6 @@ struct iss_video {
> spinlock_t qlock; /* protects dmaqueue and error */
> struct list_head dmaqueue;
> enum iss_video_dmaqueue_flags dmaqueue_flags;
> - struct vb2_alloc_ctx *alloc_ctx;
>
> const struct iss_video_operations *ops;
> };
--
Regards,
Laurent Pinchart
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