[PATCH v8 02/17] media: uapi: Add 20-bit bayer formats

Daniel Scally dan.scally at ideasonboard.com
Wed Nov 6 02:05:19 PST 2024


The Mali-C55 requires input data be in 20-bit format, MSB aligned.
Add some new media bus format macros to represent that input format.

Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
Co-developed-by: Jacopo Mondi <jacopo.mondi at ideasonboard.com>
Signed-off-by: Jacopo Mondi <jacopo.mondi at ideasonboard.com>
Signed-off-by: Daniel Scally <dan.scally at ideasonboard.com>
---
Changes in v8:

	- None

Changes in v7:

	- None

Changes in v6:

	- Fixed the table formatting

Changes in v5:

	- New patch

 .../media/v4l/subdev-formats.rst              | 252 +++++++++++++++++-
 include/uapi/linux/media-bus-format.h         |   6 +-
 2 files changed, 255 insertions(+), 3 deletions(-)

diff --git a/Documentation/userspace-api/media/v4l/subdev-formats.rst b/Documentation/userspace-api/media/v4l/subdev-formats.rst
index 5dbf8c9b18fb..ff328eb485e8 100644
--- a/Documentation/userspace-api/media/v4l/subdev-formats.rst
+++ b/Documentation/userspace-api/media/v4l/subdev-formats.rst
@@ -2664,7 +2664,7 @@ organization is given as an example for the first pixel only.
     \tiny
     \setlength{\tabcolsep}{2pt}
 
-.. tabularcolumns:: |p{6.0cm}|p{0.7cm}|p{0.3cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|
+.. tabularcolumns:: |p{6.0cm}|p{0.7cm}|p{0.3cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|p{0.22cm}|
 
 .. _v4l2-mbus-pixelcode-bayer:
 
@@ -2677,10 +2677,14 @@ organization is given as an example for the first pixel only.
     * - Identifier
       - Code
       -
-      - :cspan:`15` Data organization
+      - :cspan:`19` Data organization
     * -
       -
       - Bit
+      - 19
+      - 18
+      - 17
+      - 16
       - 15
       - 14
       - 13
@@ -2710,6 +2714,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`7`
       - b\ :sub:`6`
       - b\ :sub:`5`
@@ -2731,6 +2739,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`7`
       - g\ :sub:`6`
       - g\ :sub:`5`
@@ -2752,6 +2764,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`7`
       - g\ :sub:`6`
       - g\ :sub:`5`
@@ -2773,6 +2789,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - r\ :sub:`7`
       - r\ :sub:`6`
       - r\ :sub:`5`
@@ -2794,6 +2814,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`7`
       - b\ :sub:`6`
       - b\ :sub:`5`
@@ -2815,6 +2839,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`7`
       - g\ :sub:`6`
       - g\ :sub:`5`
@@ -2836,6 +2864,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`7`
       - g\ :sub:`6`
       - g\ :sub:`5`
@@ -2857,6 +2889,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - r\ :sub:`7`
       - r\ :sub:`6`
       - r\ :sub:`5`
@@ -2878,6 +2914,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`7`
       - b\ :sub:`6`
       - b\ :sub:`5`
@@ -2899,6 +2939,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`7`
       - g\ :sub:`6`
       - g\ :sub:`5`
@@ -2920,6 +2964,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`7`
       - g\ :sub:`6`
       - g\ :sub:`5`
@@ -2941,6 +2989,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - r\ :sub:`7`
       - r\ :sub:`6`
       - r\ :sub:`5`
@@ -2962,6 +3014,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - 0
       - 0
       - 0
@@ -2981,6 +3037,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`7`
       - b\ :sub:`6`
       - b\ :sub:`5`
@@ -3002,6 +3062,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`7`
       - b\ :sub:`6`
       - b\ :sub:`5`
@@ -3021,6 +3085,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - 0
       - 0
       - 0
@@ -3042,6 +3110,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`9`
       - b\ :sub:`8`
       - b\ :sub:`7`
@@ -3061,6 +3133,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`1`
       - b\ :sub:`0`
       - 0
@@ -3082,6 +3158,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`1`
       - b\ :sub:`0`
       - 0
@@ -3101,6 +3181,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`9`
       - b\ :sub:`8`
       - b\ :sub:`7`
@@ -3120,6 +3204,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`9`
       - b\ :sub:`8`
       - b\ :sub:`7`
@@ -3141,6 +3229,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`9`
       - g\ :sub:`8`
       - g\ :sub:`7`
@@ -3162,6 +3254,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`9`
       - g\ :sub:`8`
       - g\ :sub:`7`
@@ -3183,6 +3279,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - r\ :sub:`9`
       - r\ :sub:`8`
       - r\ :sub:`7`
@@ -3202,6 +3302,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`11`
       - b\ :sub:`10`
       - b\ :sub:`9`
@@ -3223,6 +3327,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`11`
       - g\ :sub:`10`
       - g\ :sub:`9`
@@ -3244,6 +3352,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`11`
       - g\ :sub:`10`
       - g\ :sub:`9`
@@ -3265,6 +3377,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - r\ :sub:`11`
       - r\ :sub:`10`
       - r\ :sub:`9`
@@ -3284,6 +3400,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`13`
       - b\ :sub:`12`
       - b\ :sub:`11`
@@ -3305,6 +3425,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`13`
       - g\ :sub:`12`
       - g\ :sub:`11`
@@ -3326,6 +3450,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`13`
       - g\ :sub:`12`
       - g\ :sub:`11`
@@ -3347,6 +3475,10 @@ organization is given as an example for the first pixel only.
       -
       -
       -
+      -
+      -
+      -
+      -
       - r\ :sub:`13`
       - r\ :sub:`12`
       - r\ :sub:`11`
@@ -3366,6 +3498,10 @@ organization is given as an example for the first pixel only.
       - MEDIA_BUS_FMT_SBGGR16_1X16
       - 0x301d
       -
+      -
+      -
+      -
+      -
       - b\ :sub:`15`
       - b\ :sub:`14`
       - b\ :sub:`13`
@@ -3387,6 +3523,10 @@ organization is given as an example for the first pixel only.
       - MEDIA_BUS_FMT_SGBRG16_1X16
       - 0x301e
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`15`
       - g\ :sub:`14`
       - g\ :sub:`13`
@@ -3408,6 +3548,10 @@ organization is given as an example for the first pixel only.
       - MEDIA_BUS_FMT_SGRBG16_1X16
       - 0x301f
       -
+      -
+      -
+      -
+      -
       - g\ :sub:`15`
       - g\ :sub:`14`
       - g\ :sub:`13`
@@ -3429,6 +3573,110 @@ organization is given as an example for the first pixel only.
       - MEDIA_BUS_FMT_SRGGB16_1X16
       - 0x3020
       -
+      -
+      -
+      -
+      -
+      - r\ :sub:`15`
+      - r\ :sub:`14`
+      - r\ :sub:`13`
+      - r\ :sub:`12`
+      - r\ :sub:`11`
+      - r\ :sub:`10`
+      - r\ :sub:`9`
+      - r\ :sub:`8`
+      - r\ :sub:`7`
+      - r\ :sub:`6`
+      - r\ :sub:`5`
+      - r\ :sub:`4`
+      - r\ :sub:`3`
+      - r\ :sub:`2`
+      - r\ :sub:`1`
+      - r\ :sub:`0`
+    * .. _MEDIA-BUS-FMT-SBGGR20-1X20:
+
+      - MEDIA_BUS_FMT_SBGGR20_1X20
+      - 0x3021
+      -
+      - b\ :sub:`19`
+      - b\ :sub:`18`
+      - b\ :sub:`17`
+      - b\ :sub:`16`
+      - b\ :sub:`15`
+      - b\ :sub:`14`
+      - b\ :sub:`13`
+      - b\ :sub:`12`
+      - b\ :sub:`11`
+      - b\ :sub:`10`
+      - b\ :sub:`9`
+      - b\ :sub:`8`
+      - b\ :sub:`7`
+      - b\ :sub:`6`
+      - b\ :sub:`5`
+      - b\ :sub:`4`
+      - b\ :sub:`3`
+      - b\ :sub:`2`
+      - b\ :sub:`1`
+      - b\ :sub:`0`
+    * .. _MEDIA-BUS-FMT-SGBRG20-1X20:
+
+      - MEDIA_BUS_FMT_SGBRG20_1X20
+      - 0x3022
+      -
+      - g\ :sub:`19`
+      - g\ :sub:`18`
+      - g\ :sub:`17`
+      - g\ :sub:`16`
+      - g\ :sub:`15`
+      - g\ :sub:`14`
+      - g\ :sub:`13`
+      - g\ :sub:`12`
+      - g\ :sub:`11`
+      - g\ :sub:`10`
+      - g\ :sub:`9`
+      - g\ :sub:`8`
+      - g\ :sub:`7`
+      - g\ :sub:`6`
+      - g\ :sub:`5`
+      - g\ :sub:`4`
+      - g\ :sub:`3`
+      - g\ :sub:`2`
+      - g\ :sub:`1`
+      - g\ :sub:`0`
+    * .. _MEDIA-BUS-FMT-SGRBG20-1X20:
+
+      - MEDIA_BUS_FMT_SGRBG20_1X20
+      - 0x3023
+      -
+      - g\ :sub:`19`
+      - g\ :sub:`18`
+      - g\ :sub:`17`
+      - g\ :sub:`16`
+      - g\ :sub:`15`
+      - g\ :sub:`14`
+      - g\ :sub:`13`
+      - g\ :sub:`12`
+      - g\ :sub:`11`
+      - g\ :sub:`10`
+      - g\ :sub:`9`
+      - g\ :sub:`8`
+      - g\ :sub:`7`
+      - g\ :sub:`6`
+      - g\ :sub:`5`
+      - g\ :sub:`4`
+      - g\ :sub:`3`
+      - g\ :sub:`2`
+      - g\ :sub:`1`
+      - g\ :sub:`0`
+    * .. _MEDIA-BUS-FMT-SRGGB20-1X20:
+
+      - MEDIA_BUS_FMT_SRGGB20_1X20
+      - 0x3024
+      -
+      - r\ :sub:`19`
+      - r\ :sub:`18`
+      - r\ :sub:`17`
+      - r\ :sub:`16`
       - r\ :sub:`15`
       - r\ :sub:`14`
       - r\ :sub:`13`
diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h
index 49be328d9a3b..b6acf8c8e383 100644
--- a/include/uapi/linux/media-bus-format.h
+++ b/include/uapi/linux/media-bus-format.h
@@ -122,7 +122,7 @@
 #define MEDIA_BUS_FMT_YUV16_1X48		0x202a
 #define MEDIA_BUS_FMT_UYYVYY16_0_5X48		0x202b
 
-/* Bayer - next is	0x3021 */
+/* Bayer - next is	0x3025 */
 #define MEDIA_BUS_FMT_SBGGR8_1X8		0x3001
 #define MEDIA_BUS_FMT_SGBRG8_1X8		0x3013
 #define MEDIA_BUS_FMT_SGRBG8_1X8		0x3002
@@ -155,6 +155,10 @@
 #define MEDIA_BUS_FMT_SGBRG16_1X16		0x301e
 #define MEDIA_BUS_FMT_SGRBG16_1X16		0x301f
 #define MEDIA_BUS_FMT_SRGGB16_1X16		0x3020
+#define MEDIA_BUS_FMT_SBGGR20_1X20		0x3021
+#define MEDIA_BUS_FMT_SGBRG20_1X20		0x3022
+#define MEDIA_BUS_FMT_SGRBG20_1X20		0x3023
+#define MEDIA_BUS_FMT_SRGGB20_1X20		0x3024
 
 /* JPEG compressed formats - next is	0x4002 */
 #define MEDIA_BUS_FMT_JPEG_1X8			0x4001
-- 
2.34.1




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