drm/amdgpu: update GFX MGCG settings

Update GFX MGCG related settings.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index c194365..f5e9c02 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -7777,11 +7777,11 @@ static void gfx_v10_0_update_medium_grain_clock_gating(struct amdgpu_device *ade
 {
        uint32_t data, def;
 
-       if (!(adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG))
+       if (!(adev->cg_flags & (AMD_CG_SUPPORT_GFX_MGCG | AMD_CG_SUPPORT_GFX_MGLS)))
                return;
 
        /* It is disabled by HW by default */
-       if (enable) {
+       if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
                /* 0 - Disable some blocks' MGCG */
                WREG32_SOC15(GC, 0, mmGRBM_GFX_INDEX, 0xe0000000);
                WREG32_SOC15(GC, 0, mmCGTT_WD_CLK_CTRL, 0xff000000);
@@ -7794,6 +7794,7 @@ static void gfx_v10_0_update_medium_grain_clock_gating(struct amdgpu_device *ade
                          RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK |
                          RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
                          RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK |
+                         RLC_CGTT_MGCG_OVERRIDE__GFXIP_FGCG_OVERRIDE_MASK |
                          RLC_CGTT_MGCG_OVERRIDE__ENABLE_CGTS_LEGACY_MASK);
 
                if (def != data)
@@ -7816,13 +7817,15 @@ static void gfx_v10_0_update_medium_grain_clock_gating(struct amdgpu_device *ade
                                        WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
                        }
                }
-       } else {
+       } else if (!enable || !(adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
                /* 1 - MGCG_OVERRIDE */
                def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
                data |= (RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK |
                         RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
                         RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
-                        RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
+                        RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK |
+                        RLC_CGTT_MGCG_OVERRIDE__GFXIP_FGCG_OVERRIDE_MASK |
+                        RLC_CGTT_MGCG_OVERRIDE__ENABLE_CGTS_LEGACY_MASK);
                if (def != data)
                        WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);