From: Aaron Liu <aaron.liu@amd.com>
Date: Tue, 12 Jan 2021 08:51:59 +0000 (+0800)
Subject: drm/amdgpu: add IH Clock Gating support for yellow carp
X-Git-Tag: v5.15~765^2~15^2~109
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=db72c3fac913058b3c6c379a904ceb79c78b9659;p=platform%2Fkernel%2Flinux-starfive.git

drm/amdgpu: add IH Clock Gating support for yellow carp

IH CG need to be enabled by driver.

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 15f5d9a..fc3ad33 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -1340,7 +1340,8 @@ static int nv_common_early_init(void *handle)
 			AMD_CG_SUPPORT_HDP_MGCG |
 			AMD_CG_SUPPORT_HDP_LS |
 			AMD_CG_SUPPORT_ATHUB_MGCG |
-			AMD_CG_SUPPORT_ATHUB_LS;
+			AMD_CG_SUPPORT_ATHUB_LS |
+			AMD_CG_SUPPORT_IH_CG;
 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG;
 		adev->external_rev_id = adev->rev_id + 0x01;
 		break;