From: Likun Gao <Likun.Gao@xxxxxxx>
MGCG should RLC enter into safe mode first.
Signed-off-by: Likun Gao <Likun.Gao@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 7556716..968b127 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -3587,6 +3587,8 @@ 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 */
@@ -3651,6 +3653,8 @@ 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,
--
2.7.4
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