From 11043b7a995c18ea725c956825d1dfcbbdd8e78b Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 11 Aug 2020 12:02:21 -0400 Subject: [PATCH] drm/amdgpu: note what type of reset we are using When we reset the GPU, note what type of reset will be used. This makes debugging different reset scenarios more clear as the driver may use different reset methods depending on conditions on the system. Acked-by: Nirmoy Das Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/cik.c | 2 ++ drivers/gpu/drm/amd/amdgpu/nv.c | 6 ++++-- drivers/gpu/drm/amd/amdgpu/si.c | 2 ++ drivers/gpu/drm/amd/amdgpu/soc15.c | 3 +++ drivers/gpu/drm/amd/amdgpu/vi.c | 2 ++ 5 files changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c index c2c67ab68a43b..7e71ffbca93d8 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik.c +++ b/drivers/gpu/drm/amd/amdgpu/cik.c @@ -1366,8 +1366,10 @@ static int cik_asic_reset(struct amdgpu_device *adev) int r; if (cik_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) { + dev_info(adev->dev, "BACO reset\n"); r = amdgpu_dpm_baco_reset(adev); } else { + dev_info(adev->dev, "PCI CONFIG reset\n"); r = cik_asic_pci_config_reset(adev); } diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index da8024c2826ec..54e941e0db608 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -379,7 +379,7 @@ static int nv_asic_reset(struct amdgpu_device *adev) struct smu_context *smu = &adev->smu; if (nv_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) { - dev_info(adev->dev, "GPU BACO reset\n"); + dev_info(adev->dev, "BACO reset\n"); ret = smu_baco_enter(smu); if (ret) @@ -387,8 +387,10 @@ static int nv_asic_reset(struct amdgpu_device *adev) ret = smu_baco_exit(smu); if (ret) return ret; - } else + } else { + dev_info(adev->dev, "MODE1 reset\n"); ret = nv_asic_mode1_reset(adev); + } return ret; } diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c index e330884edd196..eaa2f071b1394 100644 --- a/drivers/gpu/drm/amd/amdgpu/si.c +++ b/drivers/gpu/drm/amd/amdgpu/si.c @@ -1302,6 +1302,8 @@ static int si_asic_reset(struct amdgpu_device *adev) { int r; + dev_info(adev->dev, "PCI CONFIG reset\n"); + amdgpu_atombios_scratch_regs_engine_hung(adev, true); r = si_gpu_pci_config_reset(adev); diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index 84d811b6e48be..3cd98c144bc65 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -580,10 +580,13 @@ static int soc15_asic_reset(struct amdgpu_device *adev) switch (soc15_asic_reset_method(adev)) { case AMD_RESET_METHOD_BACO: + dev_info(adev->dev, "BACO reset\n"); return soc15_asic_baco_reset(adev); case AMD_RESET_METHOD_MODE2: + dev_info(adev->dev, "MODE2 reset\n"); return amdgpu_dpm_mode2_reset(adev); default: + dev_info(adev->dev, "MODE1 reset\n"); return soc15_asic_mode1_reset(adev); } } diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index b4e4a7a19d19e..a92880c678410 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -752,8 +752,10 @@ static int vi_asic_reset(struct amdgpu_device *adev) int r; if (vi_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) { + dev_info(adev->dev, "BACO reset\n"); r = amdgpu_dpm_baco_reset(adev); } else { + dev_info(adev->dev, "PCI CONFIG reset\n"); r = vi_asic_pci_config_reset(adev); } -- 2.30.2