target/linux/layerscape/patches-5.4/805-display-0037-MLK-15110-1-drm-fourcc-Add-Amphion-tiled-layout-form.patch

   1 From 57a12a90496eb310d56ab45f105819d6103b472e Mon Sep 17 00:00:00 2001
   2 From: Liu Ying <victor.liu@nxp.com>
   3 Date: Thu, 3 Aug 2017 16:00:46 +0800
   4 Subject: [PATCH] MLK-15110-1 drm/fourcc: Add Amphion tiled layout format
   5  modifier
   6
   7 Amphion VPU has a tiled layout using 8x128 pixel vertical strips,
   8 where each strip contains 1x16 groups of 8x8 pixels in a row-major layout.
   9
  10 Signed-off-by: Song Bing <bing.song@nxp.com>
  11 Signed-off-by: Liu Ying <victor.liu@nxp.com>
  12 [ Aisheng : AMPHION changed to 0xf1 ]
  13 Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
  14 ---
  15  include/uapi/drm/drm_fourcc.h | 11 +++++++++++
  16  1 file changed, 11 insertions(+)
  17
  18 --- a/include/uapi/drm/drm_fourcc.h
  19 +++ b/include/uapi/drm/drm_fourcc.h
  20 @@ -309,6 +309,7 @@ extern "C" {
  21  #define DRM_FORMAT_MOD_VENDOR_BROADCOM 0x07
  22  #define DRM_FORMAT_MOD_VENDOR_ARM     0x08
  23  #define DRM_FORMAT_MOD_VENDOR_ALLWINNER 0x09
  24 +#define DRM_FORMAT_MOD_VENDOR_AMPHION 0xf0
  25
  26  /* add more to the end as needed */
  27
  28 @@ -756,6 +757,16 @@ extern "C" {
  29   */
  30  #define DRM_FORMAT_MOD_ALLWINNER_TILED fourcc_mod_code(ALLWINNER, 1)
  31
  32 +/* Amphion tiled layout */
  33 +
  34 +/*
  35 + * Amphion 8x128 tiling layout
  36 + *
  37 + * This is a tiled layout using 8x128 pixel vertical strips, where each strip
  38 + * contains 1x16 groups of 8x8 pixels in a row-major layout.
  39 + */
  40 +#define DRM_FORMAT_MOD_AMPHION_TILED fourcc_mod_code(AMPHION, 1)
  41 +
  42  #if defined(__cplusplus)
  43  }
  44  #endif