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media: v4l2-dev: handle V4L2_CAP_EDID

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When the V4L2_CAP_EDID capability flag is set,
ioctls for enum inputs/outputs and get/set edid are automatically set.

Signed-off-by: Erling Ljunggren <hljunggr@cisco.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Reviewed-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Erling Ljunggren 2022-09-28 13:21:47 +02:00 committed by Mauro Carvalho Chehab
parent 6fe0593bfc
commit c9edd2e4fe
1 changed files with 15 additions and 0 deletions
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15
drivers/media/v4l2-core/v4l2-dev.c
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@ -557,6 +557,7 @@ static void determine_valid_ioctls(struct video_device *vdev)
bool is_tx = vdev->vfl_dir != VFL_DIR_RX;
bool is_io_mc = vdev->device_caps & V4L2_CAP_IO_MC;
bool has_streaming = vdev->device_caps & V4L2_CAP_STREAMING;
bool is_edid = vdev->device_caps & V4L2_CAP_EDID;
bitmap_zero(valid_ioctls, BASE_VIDIOC_PRIVATE);
@ -784,6 +785,20 @@ static void determine_valid_ioctls(struct video_device *vdev)
SET_VALID_IOCTL(ops, VIDIOC_S_TUNER, vidioc_s_tuner);
SET_VALID_IOCTL(ops, VIDIOC_S_HW_FREQ_SEEK, vidioc_s_hw_freq_seek);
}
if (is_edid) {
SET_VALID_IOCTL(ops, VIDIOC_G_EDID, vidioc_g_edid);
if (is_tx) {
SET_VALID_IOCTL(ops, VIDIOC_G_OUTPUT, vidioc_g_output);
SET_VALID_IOCTL(ops, VIDIOC_S_OUTPUT, vidioc_s_output);
SET_VALID_IOCTL(ops, VIDIOC_ENUMOUTPUT, vidioc_enum_output);
}
if (is_rx) {
SET_VALID_IOCTL(ops, VIDIOC_ENUMINPUT, vidioc_enum_input);
SET_VALID_IOCTL(ops, VIDIOC_G_INPUT, vidioc_g_input);
SET_VALID_IOCTL(ops, VIDIOC_S_INPUT, vidioc_s_input);
SET_VALID_IOCTL(ops, VIDIOC_S_EDID, vidioc_s_edid);
}
}
bitmap_andnot(vdev->valid_ioctls, valid_ioctls, vdev->valid_ioctls,
BASE_VIDIOC_PRIVATE);