diff options
| author |   Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> | 2024-01-22 14:24:56 -0700 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2024-01-29 15:38:37 -0500 |
| commit | c371aa12d817f847c15911f17b785a063fea8a3e (patch) | |
| tree | 0cf0fdd958511030360ce21e1b4363e686635a52 /drivers/gpu/drm/amd/display | |
| parent | drm/amdkfd: Use correct drm device for cgroup permission check (diff) | |
| download | linux-rng-c371aa12d817f847c15911f17b785a063fea8a3e.tar.xz linux-rng-c371aa12d817f847c15911f17b785a063fea8a3e.zip | |
Documentation/gpu: Add kernel doc entry for DPP
This commit introduces basic DPP information and the struct scan for
code documentation.
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Harry Wentland <Harry.Wentland@amd.com>
Cc: Hamza Mahfooz <hamza.mahfooz@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Aurabindo Pillai <aurabindo.pillai@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h index 4e604bf24f51..0f24afbf4388 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h @@ -27,6 +27,31 @@ #ifndef __DAL_DPP_H__ #define __DAL_DPP_H__ +/** + * DOC: overview + * + * The DPP (Display Pipe and Plane) block is the unified display data + * processing engine in DCN for processing graphic or video data on per DPP + * rectangle base. This rectangle can be a part of SLS (Single Large Surface), + * or a layer to be blended with other DPP, or a rectangle associated with a + * display tile. + * + * It provides various functions including: + * - graphic color keyer + * - graphic cursor compositing + * - graphic or video image source to destination scaling + * - image sharping + * - video format conversion from 4:2:0 or 4:2:2 to 4:4:4 + * - Color Space Conversion + * - Host LUT gamma adjustment + * - Color Gamut Remap + * - brightness and contrast adjustment. + * + * DPP pipe consists of Converter and Cursor (CNVC), Scaler (DSCL), Color + * Management (CM), Output Buffer (OBUF) and Digital Bypass (DPB) module + * connected in a video/graphics pipeline. + */ + #include "transform.h" #include "cursor_reg_cache.h" |