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| author |   Le Ma <le.ma@amd.com> | 2019-11-27 13:17:17 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-12-05 16:26:03 -0500 |
| commit | b823821f2244add19a71e7fe6c8f8550a29d672d (patch) | |
| tree | 0c2e82da60c75a9f89be55ca51de0b3604188614 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | drm/amdgpu: add concurrent baco reset support for XGMI (diff) | |
| download | linux-dev-b823821f2244add19a71e7fe6c8f8550a29d672d.tar.xz linux-dev-b823821f2244add19a71e7fe6c8f8550a29d672d.zip | |
drm/amdgpu: support full gpu reset workflow when ras err_event_athub occurs
This athub fatal error can be recovered by baco without system-level reboot,
so add a mode to use baco for the recovery. Not affect the default psp reset
situations for now.
Signed-off-by: Le Ma <le.ma@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_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 114f5bca581a..2957ebf9b97c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -4018,12 +4018,15 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, struct amdgpu_device *tmp_adev = NULL; int i, r = 0; bool in_ras_intr = amdgpu_ras_intr_triggered(); + bool use_baco = + (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) ? + true : false; /* * Flush RAM to disk so that after reboot * the user can read log and see why the system rebooted. */ - if (in_ras_intr && amdgpu_ras_get_context(adev)->reboot) { + if (in_ras_intr && !use_baco && amdgpu_ras_get_context(adev)->reboot) { DRM_WARN("Emergency reboot."); @@ -4034,7 +4037,8 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, need_full_reset = job_signaled = false; INIT_LIST_HEAD(&device_list); - dev_info(adev->dev, "GPU %s begin!\n", in_ras_intr ? "jobs stop":"reset"); + dev_info(adev->dev, "GPU %s begin!\n", + (in_ras_intr && !use_baco) ? "jobs stop":"reset"); cancel_delayed_work_sync(&adev->delayed_init_work); @@ -4101,7 +4105,8 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, amdgpu_unregister_gpu_instance(tmp_adev); /* disable ras on ALL IPs */ - if (!in_ras_intr && amdgpu_device_ip_need_full_reset(tmp_adev)) + if (!(in_ras_intr && !use_baco) && + amdgpu_device_ip_need_full_reset(tmp_adev)) amdgpu_ras_suspend(tmp_adev); for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { @@ -4112,13 +4117,13 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, drm_sched_stop(&ring->sched, job ? &job->base : NULL); - if (in_ras_intr) + if (in_ras_intr && !use_baco) amdgpu_job_stop_all_jobs_on_sched(&ring->sched); } } - if (in_ras_intr) + if (in_ras_intr && !use_baco) goto skip_sched_resume; /* @@ -4212,7 +4217,7 @@ skip_hw_reset: skip_sched_resume: list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { /*unlock kfd: SRIOV would do it separately */ - if (!in_ras_intr && !amdgpu_sriov_vf(tmp_adev)) + if (!(in_ras_intr && !use_baco) && !amdgpu_sriov_vf(tmp_adev)) amdgpu_amdkfd_post_reset(tmp_adev); amdgpu_device_unlock_adev(tmp_adev); } |