From: Mingjia Zhang <mingjia.zhang@xxxxxxxxxxxx>
Define one uncompressed capture format V4L2_PIX_FMT_MT2110R in order to
support 10bit for H264 in mt8195.
Signed-off-by: Mingjia Zhang <mingjia.zhang@xxxxxxxxxxxx>
Co-developed-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
Signed-off-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
---
Documentation/userspace-api/media/v4l/pixfmt-reserved.rst | 7 +++++++
drivers/media/v4l2-core/v4l2-common.c | 2 ++
drivers/media/v4l2-core/v4l2-ioctl.c | 1 +
include/uapi/linux/videodev2.h | 1 +
4 files changed, 11 insertions(+)
diff --git a/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst b/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst
index b16a7257580c..175dc790ae17 100644
--- a/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst
+++ b/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst
@@ -283,6 +283,13 @@ please make a proposal on the linux-media mailing list.
and more. This format have similitude with ``V4L2_PIX_FMT_MM21``.
It remains an opaque intermediate format and it is used for VP9, AV1
and HEVC.
+ * .. _V4L2-PIX-FMT-MT2110R:
+
+ - ``V4L2_PIX_FMT_MT2110R``
+ - 'MT2110R'
+ - Two-planar 10-Bit raster mode YVU420 format used by Mediatek MT8195, MT8188
+ and more. This format have similitude with ``V4L2_PIX_FMT_MM21``.
+ It remains an opaque intermediate format and it is used for AVC.
.. raw:: latex
\normalsize
diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c
index 869fc09a210b..3a4b15a98e02 100644
--- a/drivers/media/v4l2-core/v4l2-common.c
+++ b/drivers/media/v4l2-core/v4l2-common.c
@@ -264,6 +264,8 @@ const struct v4l2_format_info *v4l2_format_info(u32 format)
{ .format = V4L2_PIX_FMT_YUV48_12, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 6, 0, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 1, .vdiv = 1 },
{ .format = V4L2_PIX_FMT_MT2110T, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 5, 10, 0, 0 }, .bpp_div = { 4, 4, 1, 1 }, .hdiv = 2, .vdiv = 2,
.block_w = { 16, 8, 0, 0 }, .block_h = { 32, 16, 0, 0 }},
+ { .format = V4L2_PIX_FMT_MT2110R, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 5, 10, 0, 0 }, .bpp_div = { 4, 4, 1, 1 }, .hdiv = 2, .vdiv = 2,
+ .block_w = { 16, 8, 0, 0 }, .block_h = { 32, 16, 0, 0 }},
/* YUV planar formats */
{ .format = V4L2_PIX_FMT_NV12, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .bpp_div = { 1, 1, 1, 1 }, .hdiv = 2, .vdiv = 2 },
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index f465c0e3d6e3..f4d9d6279094 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1509,6 +1509,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_AJPG: descr = "Aspeed JPEG"; break;
case V4L2_PIX_FMT_AV1_FRAME: descr = "AV1 Frame"; break;
case V4L2_PIX_FMT_MT2110T: descr = "Mediatek 10bit Tile Mode"; break;
+ case V4L2_PIX_FMT_MT2110R: descr = "Mediatek 10bit Raster Mode"; break;
default:
if (fmt->description[0])
return;
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 8c7d71afbdc7..78260e5d9985 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -797,6 +797,7 @@ struct v4l2_pix_format {
#define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */
#define V4L2_PIX_FMT_MM21 v4l2_fourcc('M', 'M', '2', '1') /* Mediatek 8-bit block mode, two non-contiguous planes */
#define V4L2_PIX_FMT_MT2110T v4l2_fourcc('M', 'T', '2', 'T') /* Mediatek 10-bit block tile mode */
+#define V4L2_PIX_FMT_MT2110R v4l2_fourcc('M', 'T', '2', 'R') /* Mediatek 10-bit block raster mode */
#define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */
#define V4L2_PIX_FMT_CNF4 v4l2_fourcc('C', 'N', 'F', '4') /* Intel 4-bit packed depth confidence information */
#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* BTTV 8-bit dithered RGB */
--
2.18.0
