drm/amd/display: avoid doing vm_init multiple time

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[ Upstream commit 5544a7b5a0 ]

[why]
this is to ensure that driver will not reprogram hvm_prefetch_req again if
it is done.

Reviewed-by: Martin Leung <Martin.Leung@amd.com>
Acked-by: Brian Chang <Brian.Chang@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@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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Charlene Liu 2022-08-05 12:59:47 -04:00 • committed by Greg Kroah-Hartman

parent bd71ef2c30

commit 4eb2be1d08

1 changed files with 7 additions and 1 deletions

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drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c

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