drm/amdgpu: enter rlc safe mode before set cgpg

Signed-off-by: Huang Rui <ray.huang@amd.com>
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 73b76fa..69370f0 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -3394,8 +3394,7 @@ static void gfx_v9_0_exit_rlc_safe_mode(struct amdgpu_device *adev)
 static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
                                                bool enable)
 {
-       /* TODO: double check if we need to perform under safe mdoe */
-       /* gfx_v9_0_enter_rlc_safe_mode(adev); */
+       gfx_v9_0_enter_rlc_safe_mode(adev);
 
        if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) && enable) {
                gfx_v9_0_enable_gfx_cg_power_gating(adev, true);
@@ -3406,7 +3405,7 @@ static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
                gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
        }
 
-       /* gfx_v9_0_exit_rlc_safe_mode(adev); */
+       gfx_v9_0_exit_rlc_safe_mode(adev);
 }
 
 static void gfx_v9_0_update_gfx_mg_power_gating(struct amdgpu_device *adev,
@@ -3797,7 +3796,7 @@ static void gfx_v9_0_ring_emit_ib_gfx(struct amdgpu_ring *ring,
        }
 
        amdgpu_ring_write(ring, header);
-BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
+       BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
        amdgpu_ring_write(ring,
 #ifdef __BIG_ENDIAN
                (2 << 0) |