drm/amd/display: Update alt-ch size calculations

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[Description]
- Align calculation with addrlib (need to align to macro tiled
  widht/height)
- Align the copy size / addr to 256KB for SW_256KB modes

Reviewed-by: Dillon Varone <dillon.varone@amd.com>
Signed-off-by: Alvin Lee <Alvin.Lee2@amd.com>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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This commit is contained in:

Alvin Lee 2026-08-06 12:21:05 -04:00 • committed by Alex Deucher

parent e88dc0ba07

commit c16d07698f

4 changed files with 46 additions and 21 deletions

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15

drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_utils.c

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47

drivers/gpu/drm/amd/display/dc/dml2_0/dml21/src/dml2_core/dml2_core_dcn6_calcs_dchub.c

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3

drivers/gpu/drm/amd/display/dc/dml2_0/dml21/src/dml2_core/dml2_core_dcn6_funcs_mode_support.c

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2

drivers/gpu/drm/amd/display/dc/dml2_0/dml21/src/dml2_core/dml2_core_shared_types.h

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