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| author |   Sowjanya Komatineni <skomatineni@nvidia.com> | 2020-12-11 18:02:38 +0100 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-01-04 13:01:58 +0100 |
| commit | 4fe27eb68caca9db1324ee958140cf4a83ecdc9a (patch) | |
| tree | 75e5034e0985cc3e588fd03466232e2fc802e85d /include/media/v4l2-fwnode.h | |
| parent | media: tegra-video: Add support for V4L2_EVENT_SOURCE_CHANGE (diff) | |
| download | linux-dev-4fe27eb68caca9db1324ee958140cf4a83ecdc9a.tar.xz linux-dev-4fe27eb68caca9db1324ee958140cf4a83ecdc9a.zip | |
media: tegra-video: Implement V4L2 device notify callback
Implement V4L2 device notify callback to handle
V4L2_EVENT_SOURCE_CHANGE event from subdevices.
HDMI-to-CSI bridge drivers trigger V4L2_EVENT_SOURCE_CHANGE when
source DV timing changes are detected or when HDMI hotplug happens.
Runtime source parameter changes during active streaming is not
allowed and Tegra video driver calls vb2_queue_error to signal a
fatal error if a notification of this event happens during an active
streaming.
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'include/media/v4l2-fwnode.h')
0 files changed, 0 insertions, 0 deletions