drm/amd/display: parse umc_info or vram_info based on ASIC

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[ Upstream commit 2551b4a321 ]

An upstream bug report suggests that there are production dGPUs that are
older than DCN401 but still have a umc_info in VBIOS tables with the
same version as expected for a DCN401 product. Hence, reading this
tables should be guarded with a version check.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3678
Reviewed-by: Dillon Varone <dillon.varone@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Zaeem Mohamed <zaeem.mohamed@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Aurabindo Pillai 2024-10-18 10:52:16 -04:00 • committed by Greg Kroah-Hartman

parent 8ffd426246

commit f46e40df44

1 changed files with 3 additions and 1 deletions

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drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c

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