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This is required to let the CSI-2 receiver driver know about virtual channels and data types for each stream. Signed-off-by: Lad Prabhakar Reviewed-by: Laurent Pinchart --- drivers/media/i2c/ov5645.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/media/i2c/ov5645.c b/drivers/media/i2c/ov5645.c index a3b9402d39af..e3706b6b5621 100644 --- a/drivers/media/i2c/ov5645.c +++ b/drivers/media/i2c/ov5645.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include #include @@ -819,6 +820,29 @@ static const struct v4l2_ctrl_ops ov5645_ctrl_ops = { .s_ctrl = ov5645_s_ctrl, }; +static int ov5645_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad, + struct v4l2_mbus_frame_desc *fd) +{ + struct v4l2_subdev_state *state; + u32 code; + + state = v4l2_subdev_lock_and_get_active_state(sd); + code = v4l2_subdev_state_get_format(state, OV5645_PAD_SOURCE, 0)->code; + v4l2_subdev_unlock_state(state); + + fd->type = V4L2_MBUS_FRAME_DESC_TYPE_CSI2; + fd->num_entries = 1; + + memset(fd->entry, 0, sizeof(fd->entry)); + + fd->entry[0].pixelcode = code; + fd->entry[0].stream = 0; + fd->entry[0].bus.csi2.vc = 0; + fd->entry[0].bus.csi2.dt = MIPI_CSI2_DT_YUV422_8B; + + return 0; +} + static int ov5645_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) @@ -991,6 +1015,7 @@ static const struct v4l2_subdev_video_ops ov5645_video_ops = { }; static const struct v4l2_subdev_pad_ops ov5645_subdev_pad_ops = { + .get_frame_desc = ov5645_get_frame_desc, .enum_mbus_code = ov5645_enum_mbus_code, .enum_frame_size = ov5645_enum_frame_size, .get_fmt = v4l2_subdev_get_fmt,