drm/amd/display: Set i2c memory to light sleep during hw init

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[WHY]
i2c memory doesn't get set to light sleep on hw init as intended

[HOW]
Set i2c to light sleep after reg gets zeroed, ensuring memory power
control doesn't get disabled for any other DIO memory

Reviewed-by: Haonan Wang <Haonan.Wang2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: Michael Strauss <michael.strauss@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Michael Strauss 2021-10-07 10:05:44 -04:00 • committed by Alex Deucher

parent 986430446c

commit 5ffb5267bd

3 changed files with 9 additions and 2 deletions

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3

drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h

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5

drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c

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3

drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c

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