From: Alex Deucher <alexander.deucher@xxxxxxx> [ Upstream commit 3f2d35c325534c1b7ac5072173f0dc7ca969dec2 ] Protect the MMIO access with safe mode. Acked-by: Vitaly Prosyak <vitaly.prosyak@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- 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 228124b389541..b80b1b6f2eea7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c @@ -6008,7 +6008,9 @@ 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 -- 2.43.0
