struct v4l2_mbus_framefmt *format,
unsigned int which)
{
- const struct rkisp1_mbus_info *mbus_info;
+ const struct rkisp1_mbus_info *sink_info;
+ const struct rkisp1_mbus_info *src_info;
+ struct v4l2_mbus_framefmt *sink_fmt;
struct v4l2_mbus_framefmt *src_fmt;
const struct v4l2_rect *src_crop;
+ sink_fmt = rkisp1_isp_get_pad_fmt(isp, sd_state,
+ RKISP1_ISP_PAD_SINK_VIDEO, which);
src_fmt = rkisp1_isp_get_pad_fmt(isp, sd_state,
RKISP1_ISP_PAD_SOURCE_VIDEO, which);
src_crop = rkisp1_isp_get_pad_crop(isp, sd_state,
RKISP1_ISP_PAD_SOURCE_VIDEO, which);
+ /*
+ * Media bus code. The ISP can operate in pass-through mode (Bayer in,
+ * Bayer out or YUV in, YUV out) or process Bayer data to YUV, but
+ * can't convert from YUV to Bayer.
+ */
+ sink_info = rkisp1_mbus_info_get_by_code(sink_fmt->code);
+
src_fmt->code = format->code;
- mbus_info = rkisp1_mbus_info_get_by_code(src_fmt->code);
- if (!mbus_info || !(mbus_info->direction & RKISP1_ISP_SD_SRC)) {
+ src_info = rkisp1_mbus_info_get_by_code(src_fmt->code);
+ if (!src_info || !(src_info->direction & RKISP1_ISP_SD_SRC)) {
src_fmt->code = RKISP1_DEF_SRC_PAD_FMT;
- mbus_info = rkisp1_mbus_info_get_by_code(src_fmt->code);
+ src_info = rkisp1_mbus_info_get_by_code(src_fmt->code);
}
- if (which == V4L2_SUBDEV_FORMAT_ACTIVE)
- isp->src_fmt = mbus_info;
+
+ if (sink_info->pixel_enc == V4L2_PIXEL_ENC_YUV &&
+ src_info->pixel_enc == V4L2_PIXEL_ENC_BAYER) {
+ src_fmt->code = sink_fmt->code;
+ src_info = sink_info;
+ }
+
+ /*
+ * The source width and height must be identical to the source crop
+ * size.
+ */
src_fmt->width = src_crop->width;
src_fmt->height = src_crop->height;
*/
if (format->flags & V4L2_MBUS_FRAMEFMT_SET_CSC &&
format->quantization == V4L2_QUANTIZATION_FULL_RANGE &&
- mbus_info->pixel_enc == V4L2_PIXEL_ENC_YUV)
+ src_info->pixel_enc == V4L2_PIXEL_ENC_YUV)
src_fmt->quantization = V4L2_QUANTIZATION_FULL_RANGE;
- else if (mbus_info->pixel_enc == V4L2_PIXEL_ENC_YUV)
+ else if (src_info->pixel_enc == V4L2_PIXEL_ENC_YUV)
src_fmt->quantization = V4L2_QUANTIZATION_LIM_RANGE;
else
src_fmt->quantization = V4L2_QUANTIZATION_FULL_RANGE;
*format = *src_fmt;
+
+ /* Store the source format info when setting the active format. */
+ if (which == V4L2_SUBDEV_FORMAT_ACTIVE)
+ isp->src_fmt = src_info;
}
static void rkisp1_isp_set_src_crop(struct rkisp1_isp *isp,