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Commit 6aa69f99 authored by Kamil Debski's avatar Kamil Debski Committed by Mauro Carvalho Chehab
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[media] vb2: Add support for non monotonic timestamps 



Not all drivers use monotonic timestamps. This patch adds a way to set the
timestamp type per every queue.
In addition, set proper timestamp type in drivers that I am sure that use
either MONOTONIC or COPY timestamps. Other drivers will correctly report
UNKNOWN timestamp type instead of assuming that all drivers use monotonic
timestamps.

Signed-off-by: default avatarKamil Debski <k.debski@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Reviewed-by: default avatarSylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarSylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 53bf0f44

drivers/media/platform/blackfin/bfin_capture.c

+1 −0
Original line number Diff line number Diff line
@@ -1029,6 +1029,7 @@ static int bcap_probe(struct platform_device *pdev) 
	q->buf_struct_size = sizeof(struct bcap_buffer);

	q->ops = &bcap_video_qops;

	q->mem_ops = &vb2_dma_contig_memops;

	q->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;



	vb2_queue_init(q);

drivers/media/platform/davinci/vpbe_display.c

+1 −0
Original line number Diff line number Diff line
@@ -1404,6 +1404,7 @@ static int vpbe_display_reqbufs(struct file *file, void *priv, 
	q->ops = &video_qops;

	q->mem_ops = &vb2_dma_contig_memops;

	q->buf_struct_size = sizeof(struct vpbe_disp_buffer);

	q->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;



	ret = vb2_queue_init(q);

	if (ret) {

drivers/media/platform/davinci/vpif_capture.c

+1 −0
Original line number Diff line number Diff line
@@ -1035,6 +1035,7 @@ static int vpif_reqbufs(struct file *file, void *priv, 
	q->ops = &video_qops;

	q->mem_ops = &vb2_dma_contig_memops;

	q->buf_struct_size = sizeof(struct vpif_cap_buffer);

	q->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;



	ret = vb2_queue_init(q);

	if (ret) {

drivers/media/platform/davinci/vpif_display.c

+1 −0
Original line number Diff line number Diff line
@@ -1001,6 +1001,7 @@ static int vpif_reqbufs(struct file *file, void *priv, 
	q->ops = &video_qops;

	q->mem_ops = &vb2_dma_contig_memops;

	q->buf_struct_size = sizeof(struct vpif_disp_buffer);

	q->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;



	ret = vb2_queue_init(q);

	if (ret) {

drivers/media/platform/s3c-camif/camif-capture.c

+1 −0
Original line number Diff line number Diff line
@@ -1153,6 +1153,7 @@ int s3c_camif_register_video_node(struct camif_dev *camif, int idx) 
	q->mem_ops = &vb2_dma_contig_memops;

	q->buf_struct_size = sizeof(struct camif_buffer);

	q->drv_priv = vp;

	q->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;



	ret = vb2_queue_init(q);

	if (ret)