drm/amd/display: Add hblank borrowing support

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[WHY]
Some DSC timing failed at bandwidth validation due to hactive
can't be evenly divided on each ODM segment.

[HOW]
Borrow from hblank to increase hactive to support these timing.

Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Wenjing Liu <wenjing.liu@amd.com>
Signed-off-by: Chris Park <chris.park@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Chris Park 2024-11-15 15:44:52 -05:00 • committed by Alex Deucher

parent a29997b7ac

commit 0c0a19430b

9 changed files with 75 additions and 7 deletions

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42

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

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1

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

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2

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

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21

drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_translation_helper.c

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3

drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c

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7

drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c

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2

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

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3

drivers/gpu/drm/amd/display/dc/link/link_dpms.c

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1

drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c

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