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2 Commits

Author SHA1 Message Date
Qingqing Zhuo
efc1d1c989 drm/amd/display: Update DCN31 for DCN35 support 
[Why & How]
Update DCN31 files for DCN35 usage.

Signed-off-by: Qingqing Zhuo <Qingqing.Zhuo@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2023-08-30 15:51:14 -04:00
Nicholas Kazlauskas
ba5a537181 drm/amd/display: Add DCN3.1 DCHHUB 
Adds DCN3.1 DCHHUB programming and modifies DCN20/DCN30 shared
hardware sequencer helpers to use these hooks.

HW Blocks:

 +--------++------+       +----------+
 |DCHUBBUB|| HUBP |  <--  | MMHUBBUB |
 +--------++------+       +----------+
        |                      ^
        v                      |
    +--------+             +--------+
    |  DPP   | <---------> |  DWB   |
    +--------+             +--------+
        |                      ^
        v                      |
    +--------+                 |
    |  MPC   |                 |
    +--------+                 |
        |                      |
        v                      |
    +-------+                  |
    |  OPP  |                  |
    +-------+                  |
        |                      |
        v                      |
    +--------+                /
    |  OPTC  |  --------------
    +--------+
        |
        v
    +--------+       +--------+
    |  DIO   |       |  DCCG  |
    +--------+       +--------+

No changes to MMHUBBUB or DWB programming, added to diagram for clarity.

Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2021-06-04 16:39:18 -04:00