Hi Prabhakar,
Lad Prabhakar wrote:
...
+static int ov2659_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct ov2659 *ov2659 =
+ container_of(ctrl->handler, struct ov2659, ctrls);
+ struct v4l2_mbus_framefmt *fmt = &ov2659->format;
+
+ switch (ctrl->id) {
+ case V4L2_CID_PIXEL_RATE:
+ if (fmt->code != MEDIA_BUS_FMT_SBGGR8_1X8)
+ ov2659->link_frequency->val =
+ ov2659->pdata->link_frequency / 2;
+ else
+ ov2659->link_frequency->val =
+ ov2659->pdata->link_frequency;
You should simply use v4l2_ctrl_s_ctrl_int64() in ..._set_fmt() as this
isn't really a proper volatile control, but its value depends on the format.
--
Sakari Ailus
sakari.ailus@xxxxxxxxxxxxxxx
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