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media: atomisp: implement enum framesize/frameinterval

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Add logic to enumerate sensor's frame size and interval.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab
2021-11-11 11:04:31 +00:00
parent d45d97873b
commit 363d50b73d
1 changed files with 53 additions and 0 deletions
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53
drivers/staging/media/atomisp/pci/atomisp_ioctl.c
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@@ -766,6 +766,57 @@ static int atomisp_s_input(struct file *file, void *fh, unsigned int input)
return ret;
}
static int atomisp_enum_framesizes(struct file *file, void *priv,
struct v4l2_frmsizeenum *fsize)
{
struct video_device *vdev = video_devdata(file);
struct atomisp_device *isp = video_get_drvdata(vdev);
struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd;
struct v4l2_subdev_frame_size_enum fse = {
.index = fsize->index,
.which = V4L2_SUBDEV_FORMAT_ACTIVE,
};
int ret;
ret = v4l2_subdev_call(isp->inputs[asd->input_curr].camera,
pad, enum_frame_size, NULL, &fse);
if (ret)
return ret;
fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE;
fsize->discrete.width = fse.max_width - pad_w;
fsize->discrete.height = fse.max_height - pad_h;
return 0;
}
static int atomisp_enum_frameintervals(struct file *file, void *priv,
struct v4l2_frmivalenum *fival)
{
struct video_device *vdev = video_devdata(file);
struct atomisp_device *isp = video_get_drvdata(vdev);
struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd;
struct v4l2_subdev_frame_interval_enum fie = {
.code = atomisp_in_fmt_conv[0].code,
.index = fival->index,
.width = fival->width,
.height = fival->height,
.which = V4L2_SUBDEV_FORMAT_ACTIVE,
};
int ret;
ret = v4l2_subdev_call(isp->inputs[asd->input_curr].camera,
pad, enum_frame_interval, NULL,
&fie);
if (ret)
return ret;
fival->type = V4L2_FRMIVAL_TYPE_DISCRETE;
fival->discrete = fie.interval;
return ret;
}
static int atomisp_enum_fmt_cap(struct file *file, void *fh,
struct v4l2_fmtdesc *f)
{
@@ -3214,6 +3265,8 @@ const struct v4l2_ioctl_ops atomisp_ioctl_ops = {
.vidioc_g_ctrl = atomisp_g_ctrl,
.vidioc_s_ext_ctrls = atomisp_s_ext_ctrls,
.vidioc_g_ext_ctrls = atomisp_g_ext_ctrls,
.vidioc_enum_framesizes = atomisp_enum_framesizes,
.vidioc_enum_frameintervals = atomisp_enum_frameintervals,
.vidioc_enum_fmt_vid_cap = atomisp_enum_fmt_cap,
.vidioc_try_fmt_vid_cap = atomisp_try_fmt_cap,
.vidioc_g_fmt_vid_cap = atomisp_g_fmt_cap,