drm/amd/display: enable HUBP blank behaviour

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- Reverts "drm/amd/display: Revert HUBP blank behaviour for now"
- Hubp blank will fail if the pipe is locked (this is the case on
linux), so add a check to make sure pipe isn't locked, if it is then
defer the blank to post_unlock.

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Bhawanpreet Lakha 2020-12-16 13:52:19 -05:00 • committed by Alex Deucher

parent 985faf2c4e

commit d209124dda

8 changed files with 45 additions and 3 deletions

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11

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c

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drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h

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drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

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drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c

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drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c

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drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c

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drivers/gpu/drm/amd/display/dc/inc/core_types.h

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

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