[PATCH] drm/amdgpu: load PSP RL in resume path

[Tao Zhou]

Some registers' access will fail without PSP RL after resume.

Signed-off-by: Tao Zhou <tao.zh...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 2bfe0682e0e6..88274c254c76 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -2623,6 +2623,12 @@ static int psp_resume(void *handle)
                goto failed;
        }
 
+       ret = psp_rl_load(adev);
+       if (ret) {
+               dev_err(adev->dev, "PSP load RL failed!\n");
+               goto failed;
+       }
+
        if (adev->gmc.xgmi.num_physical_nodes > 1) {
                ret = psp_xgmi_initialize(psp, false, true);
                /* Warning the XGMI seesion initialize failure
-- 
2.17.1