Commit abc85625 authored by Likun Gao's avatar Likun Gao Committed by Alex Deucher
Browse files

drm/amdgpu: make gfx9 enter into rlc safe mode when set MGCG 



MGCG should RLC enter into safe mode first.

Signed-off-by: default avatarLikun Gao <Likun.Gao@amd.com>
Reviewed-by: default avatarHuang Rui <ray.huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 96d8f63c

drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c

+4 −0
Original line number Diff line number Diff line
@@ -3586,6 +3586,8 @@ static void gfx_v9_0_update_medium_grain_clock_gating(struct amdgpu_device *adev 
{

	uint32_t data, def;



	amdgpu_gfx_rlc_enter_safe_mode(adev);



	/* It is disabled by HW by default */

	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {

		/* 1 - RLC_CGTT_MGCG_OVERRIDE */
@@ -3650,6 +3652,8 @@ static void gfx_v9_0_update_medium_grain_clock_gating(struct amdgpu_device *adev 
			WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);

		}

	}



	amdgpu_gfx_rlc_exit_safe_mode(adev);

}



static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,

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