Protect the MMIO access with safe mode.

Signed-off-by: Alex Deucher <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c 
b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
index 4198656f9a0d..0b36c4039b2b 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
@@ -6071,7 +6071,9 @@ static void gfx_v11_0_ring_soft_recovery(struct 
amdgpu_ring *ring,
        value = REG_SET_FIELD(value, SQ_CMD, MODE, 0x01);
        value = REG_SET_FIELD(value, SQ_CMD, CHECK_VMID, 1);
        value = REG_SET_FIELD(value, SQ_CMD, VM_ID, vmid);
+       amdgpu_gfx_rlc_enter_safe_mode(adev, 0);
        WREG32_SOC15(GC, 0, regSQ_CMD, value);
+       amdgpu_gfx_rlc_exit_safe_mode(adev, 0);
 }
 
 static void
-- 
2.45.2

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