From c72942c167c1329f0aaa348e764f52e0aac09459 Mon Sep 17 00:00:00 2001 From: Tao Zhou Date: Fri, 15 Oct 2021 14:29:38 +0800 Subject: [PATCH] drm/amdgpu: load PSP RL in resume path Some registers' access will fail without PSP RL after resume. Signed-off-by: Tao Zhou Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- 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 -- 2.11.0