drm/amd/display: exit PSR during detection

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[Why]
If 48mhz refclk is turned off during PSR, we will have issue doing
link training during detection.

[How]
Get out of PSR before detection

Signed-off-by: Eric Yang <Eric.Yang2@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Eric Yang 2019-09-06 18:26:23 -04:00 • committed by Alex Deucher

parent edb922b022

commit ab4a4072f2

6 changed files with 62 additions and 28 deletions

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25

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

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19

drivers/gpu/drm/amd/display/dc/core/dc_link.c

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8

drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c

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17

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

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16

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

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5

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

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