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drm/amdgpu: load PSP RL in resume path

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

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tao Zhou 2021-10-15 14:29:38 +08:00 committed by Alex Deucher
parent 5aeeac6fa3
commit c72942c167
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
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@ -2623,6 +2623,12 @@ static int psp_resume(void *handle)
goto failed; 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) { if (adev->gmc.xgmi.num_physical_nodes > 1) {
ret = psp_xgmi_initialize(psp, false, true); ret = psp_xgmi_initialize(psp, false, true);
/* Warning the XGMI seesion initialize failure /* Warning the XGMI seesion initialize failure