[PATCH V2 6/7] drm/amdgpu: update GFX MGCG settings
Evan Quan
evan.quan at amd.com
Thu Jun 17 08:39:22 UTC 2021
Update GFX MGCG related settings.
Change-Id: I0b7b8e7c97859f99db5f52026abbb4d226c179df
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 7d9464611d26..73685492d36a 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -7786,11 +7786,11 @@ 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);
@@ -7803,6 +7803,7 @@ 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)
@@ -7825,13 +7826,15 @@ 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);
--
2.29.0
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