From 6ef28889b413448eccde1776d79dd093c3106118 Mon Sep 17 00:00:00 2001 From: Kenneth Feng Date: Sun, 7 Feb 2021 09:51:44 +0800 Subject: [PATCH] drm/amd/pm: enable LCLK DS Enable LCLK deep sleep and it works if we enable ASPM: modprobe amdgpu aspm=1 Signed-off-by: Kenneth Feng Reviewed-by: Evan Quan Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c index b9e47f3b0231..af73e1430af5 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c @@ -302,6 +302,9 @@ sienna_cichlid_get_allowed_feature_mask(struct smu_context *smu, if (smu->dc_controlled_by_gpio) *(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_ACDC_BIT); + if (amdgpu_aspm == 1) + *(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_DS_LCLK_BIT); + return 0; }