[PATCH v12 3/8] media: uapi: add visconti viif meta buffer format

[Yuji Ishikawa]

Adds the Toshiba Visconti VIIF specific metadata format

- V4L2_META_FMT_VISCONTI_VIIF_PARAMS for ISP parameters
- V4L2_META_FMT_VISCONTI_VIIF_STATS for ISP statistics

Signed-off-by: Yuji Ishikawa <yuji2.ishikawa@xxxxxxxxxxxxx>
---
Changelog v10:
- add entry for V4L2_META_FMT_VISCONTI_VIIF_PARAMS
- add entry for V4L2_META_FMT_VISCONTI_VIIF_STATS

Changelog v11:
- no change

Changelog v12:
- add description for meta formats at v4l2-ioctl.c

 drivers/media/v4l2-core/v4l2-ioctl.c | 2 ++
 include/uapi/linux/videodev2.h       | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 0304daa8471d..f7facb63b8ea 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1470,6 +1470,8 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
 	case V4L2_META_FMT_RPI_BE_CFG:	descr = "RPi PiSP BE Config format"; break;
 	case V4L2_META_FMT_RPI_FE_CFG:  descr = "RPi PiSP FE Config format"; break;
 	case V4L2_META_FMT_RPI_FE_STATS: descr = "RPi PiSP FE Statistics format"; break;
+	case V4L2_META_FMT_VISCONTI_VIIF_PARAMS: descr = "Visconti ISP Parameters"; break;
+	case V4L2_META_FMT_VISCONTI_VIIF_STATS: descr = "Visconti ISP Statistics"; break;
 	case V4L2_META_FMT_GENERIC_8:	descr = "8-bit Generic Metadata"; break;
 	case V4L2_META_FMT_GENERIC_CSI2_10:	descr = "8-bit Generic Meta, 10b CSI-2"; break;
 	case V4L2_META_FMT_GENERIC_CSI2_12:	descr = "8-bit Generic Meta, 12b CSI-2"; break;
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index a5418759e2ba..9e1f66fdf038 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -863,6 +863,10 @@ struct v4l2_pix_format {
 #define V4L2_META_FMT_RPI_FE_CFG	v4l2_fourcc('R', 'P', 'F', 'C') /* PiSP FE configuration */
 #define V4L2_META_FMT_RPI_FE_STATS	v4l2_fourcc('R', 'P', 'F', 'S') /* PiSP FE stats */
 
+/* Vendor specific - used for Visconti VIIF sub-system */
+#define V4L2_META_FMT_VISCONTI_VIIF_PARAMS	v4l2_fourcc('V', 'I', 'F', 'P') /* ISP Params */
+#define V4L2_META_FMT_VISCONTI_VIIF_STATS	v4l2_fourcc('V', 'I', 'F', 'S') /* ISP Stats */
+
 #ifdef __KERNEL__
 /*
  * Line-based metadata formats. Remember to update v4l_fill_fmtdesc() when
-- 
2.25.1