drm/amd/display: Add DCN3.1 DMCUB

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DMCU-B (Display Micro-Controller Unit B) is a display microcontroller
used for shared display functionality with BIOS and for advanced
power saving display features.

Extends the command header to include new DCN3.1 functionality.

Adds new interfaces to DC dmub interface as well for z-state support.

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>

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This commit is contained in:

Nicholas Kazlauskas 2021-06-02 11:28:22 -04:00 • committed by Alex Deucher

parent 56546ffc08

commit b04cb1924c

8 changed files with 780 additions and 0 deletions

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23

drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c

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3

drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h

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12

drivers/gpu/drm/amd/display/dmub/dmub_srv.h

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118

drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h

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3

drivers/gpu/drm/amd/display/dmub/src/Makefile

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354

drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c

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230

drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.h

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37

drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c

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