From dfb3367bd082ccf52d3c13ff62257f08407dffcf Mon Sep 17 00:00:00 2001 From: Charlene Liu Date: Tue, 20 Sep 2022 09:23:06 -0400 Subject: [PATCH] drm/amd/display: prevent S4 test from failing [why] limit the vm prefetch check for now, until the feature is fully verified. Reviewed-by: Hansen Dsouza Acked-by: Hamza Mahfooz Signed-off-by: Charlene Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c index 5752271f22df..c5e200d09038 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c @@ -67,15 +67,9 @@ static uint32_t convert_and_clamp( void dcn21_dchvm_init(struct hubbub *hubbub) { struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub); - uint32_t riommu_active, prefetch_done; + uint32_t riommu_active; int i; - REG_GET(DCHVM_RIOMMU_STAT0, HOSTVM_PREFETCH_DONE, &prefetch_done); - - if (prefetch_done) { - hubbub->riommu_active = true; - return; - } //Init DCHVM block REG_UPDATE(DCHVM_CTRL0, HOSTVM_INIT_REQ, 1); -- 2.34.1