From e5079cf11373e4cc98be8b1072aece429eb2d4d2 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Thu, 23 Aug 2018 10:18:35 -0400 Subject: media: vb2: set reqbufs/create_bufs capabilities Set the capabilities field of v4l2_requestbuffers and v4l2_create_buffers. The various mapping modes were easy, but for signaling the request capability a new 'supports_requests' bitfield was added to videobuf2-core.h (and set in vim2m and vivid). Drivers have to set this bitfield for any queue where requests are supported. Signed-off-by: Hans Verkuil Reviewed-by: Tomasz Figa Acked-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/vivid/vivid-core.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/media/platform/vivid/vivid-core.c') diff --git a/drivers/media/platform/vivid/vivid-core.c b/drivers/media/platform/vivid/vivid-core.c index 3f6f5cbe1b60..e7f1394832fe 100644 --- a/drivers/media/platform/vivid/vivid-core.c +++ b/drivers/media/platform/vivid/vivid-core.c @@ -1077,6 +1077,7 @@ static int vivid_create_instance(struct platform_device *pdev, int inst) q->min_buffers_needed = 2; q->lock = &dev->mutex; q->dev = dev->v4l2_dev.dev; + q->supports_requests = true; ret = vb2_queue_init(q); if (ret) @@ -1097,6 +1098,7 @@ static int vivid_create_instance(struct platform_device *pdev, int inst) q->min_buffers_needed = 2; q->lock = &dev->mutex; q->dev = dev->v4l2_dev.dev; + q->supports_requests = true; ret = vb2_queue_init(q); if (ret) @@ -1117,6 +1119,7 @@ static int vivid_create_instance(struct platform_device *pdev, int inst) q->min_buffers_needed = 2; q->lock = &dev->mutex; q->dev = dev->v4l2_dev.dev; + q->supports_requests = true; ret = vb2_queue_init(q); if (ret) @@ -1137,6 +1140,7 @@ static int vivid_create_instance(struct platform_device *pdev, int inst) q->min_buffers_needed = 2; q->lock = &dev->mutex; q->dev = dev->v4l2_dev.dev; + q->supports_requests = true; ret = vb2_queue_init(q); if (ret) @@ -1156,6 +1160,7 @@ static int vivid_create_instance(struct platform_device *pdev, int inst) q->min_buffers_needed = 8; q->lock = &dev->mutex; q->dev = dev->v4l2_dev.dev; + q->supports_requests = true; ret = vb2_queue_init(q); if (ret) -- cgit