From c8486eef2c095f2f986e4968b27b7a2043afc0e3 Mon Sep 17 00:00:00 2001
From: Prike Liang <Prike.Liang@amd.com>
Date: Tue, 15 Oct 2019 17:24:25 +0800
Subject: drm/amdgpu: add GFX_PIPELINE capacity check for updating gfx cgpg
Git-commit: c8486eef2c095f2f986e4968b27b7a2043afc0e3
Patch-mainline: v5.5-rc1
References: bsc#1152489
Before disable gfx pipeline power gating need check the flag AMD_PG_SUPPORT_GFX_PIPELINE.
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 035e45a7abfd..f545ecbe2ce2 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -4296,7 +4296,8 @@ static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
gfx_v9_0_enable_gfx_pipeline_powergating(adev, true);
} else {
gfx_v9_0_enable_gfx_cg_power_gating(adev, false);
- gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
+ if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PIPELINE)
+ gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
}
amdgpu_gfx_rlc_exit_safe_mode(adev);
--
2.28.0