drm/amdgpu: add psp RAP L0 check support

add PSP RAP L0 check when RAP TA is loaded.

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 3510be5..6916292 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -2365,6 +2365,7 @@ static int psp_hw_init(void *handle)
 {
        int ret;
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+       enum ta_rap_status status = TA_RAP_STATUS__SUCCESS;
 
        mutex_lock(&adev->firmware.mutex);
        /*
@@ -2382,7 +2383,14 @@ static int psp_hw_init(void *handle)
        }
 
        mutex_unlock(&adev->firmware.mutex);
-       return 0;
+
+       ret = psp_rap_invoke(&adev->psp, TA_CMD_RAP__VALIDATE_L0, &status);
+       if (ret || status != TA_RAP_STATUS__SUCCESS) {
+               dev_err(adev->dev, "RAP: (%d) Failed to Invoke Validate L0, status %d\n",
+                       ret, status);
+       }
+
+       return ret;
 
 failed:
        adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT;