• Harry Wentland's avatar
    drm/amd/display: Add DCN2 DWB · 345429a6
    Harry Wentland authored
    Add support to program the DCN2 DWB (Display Writeback)
    
    HW Blocks:
    
     +--------++------+       +----------+
     | HUBBUB || HUBP |  <--  | MMHUBBUB |
     +--------++------+       +----------+
            |                     ^
            v                     |
        +--------+            +--------+
        |  DPP   |            |  DWB   |
        +--------+            +--------+
            |
            v                      ^
        +--------+                 |
        |  MPC   |                 |
        +--------+                 |
            |                      |
            v                      |
        +-------+                  |
        |  OPP  |                  |
        +-------+                  |
            |                      |
            v                      |
        +--------+                /
        |  OPTC  |  --------------
        +--------+
            |
            v
        +--------+       +--------+
        |  DIO   |       |  DCCG  |
        +--------+       +--------+
    Signed-off-by: default avatarHarry Wentland <harry.wentland@amd.com>
    Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
    345429a6
dcn10_dwb.h 11.1 KB