drm/amd/display: Add DIG_CLOCK_PATTERN in the transmitter control

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[Why and How]
VBIOS program DIG_CLK_PATTERN using engine ID instead of PHY ID.
Workaround by writing value for 0x1f (for HDMI) after calling vbios.

Signed-off-by: Derek Lai <Derek.Lai@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Derek Lai 2021-01-26 10:42:45 +08:00 • committed by Alex Deucher

parent bd0c064c16

commit 166590ccb9

3 changed files with 27 additions and 1 deletions

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15

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c

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11

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.h

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2

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.c

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