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media: rkisp1: Implement ENUM_FRAMESIZES 

Implement VIDIOC_ENUM_FRAMESIZES for the rkisp1 capture devices.

Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Dafna Hirschfeld <dafna@fastmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Paul Elder 2022-07-21 02:22:31 +09:00 committed by Hans Verkuil
parent 7cb7018c1a
commit 7cfb35d3a8
1 changed files with 30 additions and 0 deletions
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30
drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
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@ -1234,6 +1234,35 @@ static int rkisp1_enum_fmt_vid_cap_mplane(struct file *file, void *priv,
return -EINVAL;
}
static int rkisp1_enum_framesizes(struct file *file, void *fh,
struct v4l2_frmsizeenum *fsize)
{
static const unsigned int max_widths[] = {
RKISP1_RSZ_MP_SRC_MAX_WIDTH,
RKISP1_RSZ_SP_SRC_MAX_WIDTH,
};
static const unsigned int max_heights[] = {
RKISP1_RSZ_MP_SRC_MAX_HEIGHT,
RKISP1_RSZ_SP_SRC_MAX_HEIGHT,
};
struct rkisp1_capture *cap = video_drvdata(file);
if (fsize->index != 0)
return -EINVAL;
fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
fsize->stepwise.min_width = RKISP1_RSZ_SRC_MIN_WIDTH;
fsize->stepwise.max_width = max_widths[cap->id];
fsize->stepwise.step_width = 2;
fsize->stepwise.min_height = RKISP1_RSZ_SRC_MIN_HEIGHT;
fsize->stepwise.max_height = max_heights[cap->id];
fsize->stepwise.step_height = 2;
return 0;
}
static int rkisp1_s_fmt_vid_cap_mplane(struct file *file,
void *priv, struct v4l2_format *f)
{
@ -1283,6 +1312,7 @@ static const struct v4l2_ioctl_ops rkisp1_v4l2_ioctl_ops = {
.vidioc_s_fmt_vid_cap_mplane = rkisp1_s_fmt_vid_cap_mplane,
.vidioc_g_fmt_vid_cap_mplane = rkisp1_g_fmt_vid_cap_mplane,
.vidioc_enum_fmt_vid_cap = rkisp1_enum_fmt_vid_cap_mplane,
.vidioc_enum_framesizes = rkisp1_enum_framesizes,
.vidioc_querycap = rkisp1_querycap,
.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,