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| author | Tao Zhou <tao.zhou1@amd.com> | 2021-10-15 14:29:38 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-10-19 17:14:33 -0400 |
| commit | c72942c167c1329f0aaa348e764f52e0aac09459 (patch) | |
| tree | cf412ce6e6b95fb54ef9bf89f65b57306a1adb1f /drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | |
| parent | 5aeeac6fa38fca450faed9770f75b1470c0e2073 (diff) | |
| download | lwn-c72942c167c1329f0aaa348e764f52e0aac09459.tar.gz lwn-c72942c167c1329f0aaa348e764f52e0aac09459.zip | |
drm/amdgpu: load PSP RL in resume path
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 6 |
1 files changed, 6 insertions, 0 deletions
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 |