| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | From 8894f4411bee347f7f392823805e77391dcaf305 Mon Sep 17 00:00:00 2001 |
| 2 | From: Fancy Fang <chen.fang@nxp.com> |
| 3 | Date: Thu, 10 Oct 2019 17:06:15 +0300 |
| 4 | Subject: [PATCH] drm/fourcc: add modifier for vivante compressed tiled layout |
| 5 | |
| 6 | Add a new fb modifier for Vivante compressed and tiled |
| 7 | pixle layout which can be decompressed by DEC400D module |
| 8 | in DCSS. |
| 9 | |
| 10 | Signed-off-by: Fancy Fang <chen.fang@nxp.com> |
| 11 | Signed-off-by: Laurentiu Palcu <laurentiu.palcu@nxp.com> |
| 12 | --- |
| 13 | include/uapi/drm/drm_fourcc.h | 9 +++++++++ |
| 14 | 1 file changed, 9 insertions(+) |
| 15 | |
| 16 | --- a/include/uapi/drm/drm_fourcc.h |
| 17 | +++ b/include/uapi/drm/drm_fourcc.h |
| 18 | @@ -489,6 +489,15 @@ extern "C" { |
| 19 | */ |
| 20 | #define DRM_FORMAT_MOD_VIVANTE_SPLIT_SUPER_TILED fourcc_mod_code(VIVANTE, 4) |
| 21 | |
| 22 | + /* |
| 23 | + * Vivante 64x64 super-tiling with compression layout |
| 24 | + * |
| 25 | + * This is a tiled layout using 64x64 pixel super-tiles, where each super-tile |
| 26 | + * contains 8x4 groups of 2x4 tiles of 4x4 pixels each, all in row-major layout |
| 27 | + * with compression. |
| 28 | + */ |
| 29 | +#define DRM_FORMAT_MOD_VIVANTE_SUPER_TILED_FC fourcc_mod_code(VIVANTE, 5) |
| 30 | + |
| 31 | /* NVIDIA frame buffer modifiers */ |
| 32 | |
| 33 | /* |