drm/amd/amdgpu: change the config of cgcg on gfx12

change the config of cgcg on gfx12

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.12.x

Author: Kenneth Feng

drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c

@@ -4021,17 +4021,6 @@ static void gfx_v12_0_update_coarse_grain_clock_gating(struct amdgpu_device *ade
 
 		if (def != data)
 			WREG32_SOC15(GC, 0, regRLC_CGCG_CGLS_CTRL_3D, data);
-
-		data = RREG32_SOC15(GC, 0, regSDMA0_RLC_CGCG_CTRL);
-		data &= ~SDMA0_RLC_CGCG_CTRL__CGCG_INT_ENABLE_MASK;
-		WREG32_SOC15(GC, 0, regSDMA0_RLC_CGCG_CTRL, data);
-
-		/* Some ASICs only have one SDMA instance, not need to configure SDMA1 */
-		if (adev->sdma.num_instances > 1) {
-			data = RREG32_SOC15(GC, 0, regSDMA1_RLC_CGCG_CTRL);
-			data &= ~SDMA1_RLC_CGCG_CTRL__CGCG_INT_ENABLE_MASK;
-			WREG32_SOC15(GC, 0, regSDMA1_RLC_CGCG_CTRL, data);
-		}
 	}
 }