media: uapi: Add MEDIA_BUS_FMT_RGB888_3X8 media bus format

This patch adds MEDIA_BUS_FMT_RGB888_3X8, used for the GiantPlus
GPM940B0 24-bit TFT panel, where the RGB components are transferred
sequentially on a 8-bit bus.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Acked-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190605222247.25657-2-paul@crapouillou.net

diff --git a/Documentation/media/uapi/v4l/subdev-formats.rst b/Documentation/media/uapi/v4l/subdev-formats.rst
index ab1a48a..f4f8de3 100644 (file)
--- a/Documentation/media/uapi/v4l/subdev-formats.rst
+++ b/Documentation/media/uapi/v4l/subdev-formats.rst
@@ -1305,6 +1305,113 @@ The following tables list existing packed RGB formats.
       - g\ :sub:`6`
       - g\ :sub:`5`
       - g\ :sub:`4`
+    * .. _MEDIA-BUS-FMT-RGB888-3X8:
+
+      - MEDIA_BUS_FMT_RGB888_3X8
+      - 0x101c
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      - r\ :sub:`7`
+      - r\ :sub:`6`
+      - r\ :sub:`5`
+      - r\ :sub:`4`
+      - r\ :sub:`3`
+      - r\ :sub:`2`
+      - r\ :sub:`1`
+      - r\ :sub:`0`
+    * -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
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+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      - g\ :sub:`7`
+      - g\ :sub:`6`
+      - g\ :sub:`5`
+      - g\ :sub:`4`
+      - g\ :sub:`3`
+      - g\ :sub:`2`
+      - g\ :sub:`1`
+      - g\ :sub:`0`
+    * -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
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+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      -
+      - 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-ARGB888-1X32:
 
       - MEDIA_BUS_FMT_ARGB888_1X32

diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h
index 2a6b253..16c1fa2 100644 (file)
--- a/include/uapi/linux/media-bus-format.h
+++ b/include/uapi/linux/media-bus-format.h
@@ -34,7 +34,7 @@
 
 #define MEDIA_BUS_FMT_FIXED                    0x0001
 
-/* RGB - next is       0x101c */
+/* RGB - next is       0x101d */
 #define MEDIA_BUS_FMT_RGB444_1X12              0x1016
 #define MEDIA_BUS_FMT_RGB444_2X8_PADHI_BE      0x1001
 #define MEDIA_BUS_FMT_RGB444_2X8_PADHI_LE      0x1002
@@ -55,6 +55,7 @@
 #define MEDIA_BUS_FMT_RGB888_1X24              0x100a
 #define MEDIA_BUS_FMT_RGB888_2X12_BE           0x100b
 #define MEDIA_BUS_FMT_RGB888_2X12_LE           0x100c
+#define MEDIA_BUS_FMT_RGB888_3X8               0x101c
 #define MEDIA_BUS_FMT_RGB888_1X7X4_SPWG                0x1011
 #define MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA       0x1012
 #define MEDIA_BUS_FMT_ARGB8888_1X32            0x100d