drm/amd/pm: store and reinstate swsmu user power configurations

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store swsmu user power configurations which include
power limit, clock frequencies, fan speed and fan mode
on suspend and reinstate on resume.

V2: Addressed Lijo's review comments
     added a function to set clock interdependencies
     add check on fan control mode to reapply fan speed

V3: Addressed review comments from Alex
     moved store logic and reinstate function call into swSMU

V4: added a logic to keep off storing configurations in suspend

V5: Addressed review comments from Lijo
     add a restore flag
     give restore priority to mclk comparing fclk and socclk

Signed-off-by: Arunpravin <Arunpravin.PaneerSelvam@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Arunpravin 2021-01-19 23:47:32 +05:30 • committed by Alex Deucher

parent 64dcf2f01d

commit eb3b425166

2 changed files with 159 additions and 4 deletions

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15

drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h

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148

drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

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