diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_device.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device.c | 40 |
1 files changed, 31 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c index 05bc6d96ec52..0491ab2b4a9b 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c @@ -569,6 +569,23 @@ static void kfd_cwsr_init(struct kfd_dev *kfd) } } +static int kfd_gws_init(struct kfd_dev *kfd) +{ + int ret = 0; + + if (kfd->dqm->sched_policy == KFD_SCHED_POLICY_NO_HWS) + return 0; + + if (hws_gws_support + || (kfd->device_info->asic_family >= CHIP_VEGA10 + && kfd->device_info->asic_family <= CHIP_RAVEN + && kfd->mec2_fw_version >= 0x1b3)) + ret = amdgpu_amdkfd_alloc_gws(kfd->kgd, + amdgpu_amdkfd_get_num_gws(kfd->kgd), &kfd->gws); + + return ret; +} + bool kgd2kfd_device_init(struct kfd_dev *kfd, struct drm_device *ddev, const struct kgd2kfd_shared_resources *gpu_resources) @@ -578,6 +595,8 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd, kfd->ddev = ddev; kfd->mec_fw_version = amdgpu_amdkfd_get_fw_version(kfd->kgd, KGD_ENGINE_MEC1); + kfd->mec2_fw_version = amdgpu_amdkfd_get_fw_version(kfd->kgd, + KGD_ENGINE_MEC2); kfd->sdma_fw_version = amdgpu_amdkfd_get_fw_version(kfd->kgd, KGD_ENGINE_SDMA1); kfd->shared_resources = *gpu_resources; @@ -598,13 +617,6 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd, } else kfd->max_proc_per_quantum = hws_max_conc_proc; - /* Allocate global GWS that is shared by all KFD processes */ - if (hws_gws_support && amdgpu_amdkfd_alloc_gws(kfd->kgd, - amdgpu_amdkfd_get_num_gws(kfd->kgd), &kfd->gws)) { - dev_err(kfd_device, "Could not allocate %d gws\n", - amdgpu_amdkfd_get_num_gws(kfd->kgd)); - goto out; - } /* calculate max size of mqds needed for queues */ size = max_num_of_queues_per_device * kfd->device_info->mqd_size_aligned; @@ -662,6 +674,15 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd, goto device_queue_manager_error; } + /* If supported on this device, allocate global GWS that is shared + * by all KFD processes + */ + if (kfd_gws_init(kfd)) { + dev_err(kfd_device, "Could not allocate %d gws\n", + amdgpu_amdkfd_get_num_gws(kfd->kgd)); + goto gws_error; + } + if (kfd_iommu_device_init(kfd)) { dev_err(kfd_device, "Error initializing iommuv2\n"); goto device_iommu_error; @@ -691,6 +712,7 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd, kfd_topology_add_device_error: kfd_resume_error: device_iommu_error: +gws_error: device_queue_manager_uninit(kfd->dqm); device_queue_manager_error: kfd_interrupt_exit(kfd); @@ -701,7 +723,7 @@ kfd_doorbell_error: kfd_gtt_sa_init_error: amdgpu_amdkfd_free_gtt_mem(kfd->kgd, kfd->gtt_mem); alloc_gtt_mem_failure: - if (hws_gws_support) + if (kfd->gws) amdgpu_amdkfd_free_gws(kfd->kgd, kfd->gws); dev_err(kfd_device, "device %x:%x NOT added due to errors\n", @@ -720,7 +742,7 @@ void kgd2kfd_device_exit(struct kfd_dev *kfd) kfd_doorbell_fini(kfd); kfd_gtt_sa_fini(kfd); amdgpu_amdkfd_free_gtt_mem(kfd->kgd, kfd->gtt_mem); - if (hws_gws_support) + if (kfd->gws) amdgpu_amdkfd_free_gws(kfd->kgd, kfd->gws); } |