[PATCH v3 13/29] media: iris: implement g_selection ioctl

Dikshita Agarwal via B4 Relay
2024-08-27T10:06:35Z

From: Vedang Nagar <quic_vnagar@quicinc.com>

Implement g_selection ioctl in the driver with necessary hooks.

Signed-off-by: Vedang Nagar <quic_vnagar@quicinc.com>
Signed-off-by: Dikshita Agarwal <quic_dikshita@quicinc.com>
---
drivers/media/platform/qcom/iris/iris_vidc.c | 40 ++++++++++++++++++++++++++++
1 file changed, 40 insertions(+)

diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c
index 7eafbbfd22e4..e09c0a156387 100644
--- a/drivers/media/platform/qcom/iris/iris_vidc.c
+++ b/drivers/media/platform/qcom/iris/iris_vidc.c
@@ -309,6 +309,45 @@ static int iris_g_fmt_vid_mplane(struct file *filp, void *fh, struct v4l2_format
return ret;
}

+static int iris_g_selection(struct file *filp, void *fh, struct v4l2_selection *s)
+{
+ struct iris_inst *inst;
+ int ret = 0;
+
+ inst = iris_get_inst(filp, fh);
+ if (!inst || !s)
+ return -EINVAL;
+
+ mutex_lock(&inst->lock);
+ if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
+ s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+ ret = -EINVAL;
+ goto unlock;
+ }
+
+ switch (s->target) {
+ case V4L2_SEL_TGT_CROP_BOUNDS:
+ case V4L2_SEL_TGT_CROP_DEFAULT:
+ case V4L2_SEL_TGT_CROP:
+ case V4L2_SEL_TGT_COMPOSE_BOUNDS:
+ case V4L2_SEL_TGT_COMPOSE_PADDED:
+ case V4L2_SEL_TGT_COMPOSE_DEFAULT:
+ case V4L2_SEL_TGT_COMPOSE:
+ s->r.left = inst->crop.left;
+ s->r.top = inst->crop.top;
+ s->r.width = inst->crop.width;
+ s->r.height = inst->crop.height;
+ break;
+ default:
+ ret = -EINVAL;
+ }
+
+unlock:
+ mutex_unlock(&inst->lock);
+
+ return ret;
+}
+
static struct v4l2_file_operations iris_v4l2_file_ops = {
.owner = THIS_MODULE,
.open = iris_open,
@@ -330,6 +369,7 @@ static const struct v4l2_ioctl_ops iris_v4l2_ioctl_ops = {
.vidioc_g_fmt_vid_cap_mplane = iris_g_fmt_vid_mplane,
.vidioc_g_fmt_vid_out_mplane = iris_g_fmt_vid_mplane,
.vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs,
+ .vidioc_g_selection = iris_g_selection,
};

void iris_init_ops(struct iris_core *core)

--
2.34.1