diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 43 |
1 files changed, 39 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 429fcdf28836..16f6a313335e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -102,9 +102,10 @@ * - 3.46.0 - To enable hot plug amdgpu tests in libdrm * - 3.47.0 - Add AMDGPU_GEM_CREATE_DISCARDABLE and AMDGPU_VM_NOALLOC flags * - 3.48.0 - Add IP discovery version info to HW INFO + * 3.49.0 - Add gang submit into CS IOCTL */ #define KMS_DRIVER_MAJOR 3 -#define KMS_DRIVER_MINOR 48 +#define KMS_DRIVER_MINOR 49 #define KMS_DRIVER_PATCHLEVEL 0 int amdgpu_vram_limit; @@ -2181,15 +2182,46 @@ amdgpu_pci_remove(struct pci_dev *pdev) struct drm_device *dev = pci_get_drvdata(pdev); struct amdgpu_device *adev = drm_to_adev(dev); - drm_dev_unplug(dev); - if (adev->pm.rpm_mode != AMDGPU_RUNPM_NONE) { pm_runtime_get_sync(dev->dev); pm_runtime_forbid(dev->dev); } + if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 2)) { + bool need_to_reset_gpu = false; + + if (adev->gmc.xgmi.num_physical_nodes > 1) { + struct amdgpu_hive_info *hive; + + hive = amdgpu_get_xgmi_hive(adev); + if (hive->device_remove_count == 0) + need_to_reset_gpu = true; + hive->device_remove_count++; + amdgpu_put_xgmi_hive(hive); + } else { + need_to_reset_gpu = true; + } + + /* Workaround for ASICs need to reset SMU. + * Called only when the first device is removed. + */ + if (need_to_reset_gpu) { + struct amdgpu_reset_context reset_context; + + adev->shutdown = true; + memset(&reset_context, 0, sizeof(reset_context)); + reset_context.method = AMD_RESET_METHOD_NONE; + reset_context.reset_req_dev = adev; + set_bit(AMDGPU_NEED_FULL_RESET, &reset_context.flags); + set_bit(AMDGPU_RESET_FOR_DEVICE_REMOVE, &reset_context.flags); + amdgpu_device_gpu_recover(adev, NULL, &reset_context); + } + } + amdgpu_driver_unload_kms(dev); + drm_dev_unplug(dev); + /* * Flush any in flight DMA operations from device. * Clear the Bus Master Enable bit and then wait on the PCIe Device @@ -2563,8 +2595,11 @@ static int amdgpu_pmops_runtime_resume(struct device *dev) amdgpu_device_baco_exit(drm_dev); } ret = amdgpu_device_resume(drm_dev, false); - if (ret) + if (ret) { + if (amdgpu_device_supports_px(drm_dev)) + pci_disable_device(pdev); return ret; + } if (amdgpu_device_supports_px(drm_dev)) drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; |