drm/amd/display: disable PSR/ABM before destroy DMCU struct

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[Why]
1. DMCU is not running on some platform but driver still send ABM
   command. It may cause assert due to DMCU is not alive.
2. To make sure PSR disable when driver disable

[How]
1. Add dmcu_is_running in ABM struct, driver can check this flag to
   determine driver should send ABM command or not.
2. Send PSR disable command when destroy PSR

Signed-off-by: Paul Hsieh <paul.hsieh@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Paul Hsieh 2019-05-07 17:58:58 +08:00 • committed by Alex Deucher

parent e63e2491ad

commit 70d9e8cb8b

5 changed files with 24 additions and 2 deletions

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13

drivers/gpu/drm/amd/display/dc/dce/dce_abm.c

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3

drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c

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5

drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c

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3

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

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2

drivers/gpu/drm/amd/display/dc/inc/hw/abm.h

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