diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 21 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_crat.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device.c | 65 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 95 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c | 23 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c | 23 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 14 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c | 22 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 44 |
16 files changed, 279 insertions, 53 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index 758398bdb39b..14d5b5fa822d 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -447,6 +447,24 @@ static int kfd_ioctl_set_cu_mask(struct file *filp, struct kfd_process *p, return retval; } +static int kfd_ioctl_get_queue_wave_state(struct file *filep, + struct kfd_process *p, void *data) +{ + struct kfd_ioctl_get_queue_wave_state_args *args = data; + int r; + + mutex_lock(&p->mutex); + + r = pqm_get_wave_state(&p->pqm, args->queue_id, + (void __user *)args->ctl_stack_address, + &args->ctl_stack_used_size, + &args->save_area_used_size); + + mutex_unlock(&p->mutex); + + return r; +} + static int kfd_ioctl_set_memory_policy(struct file *filep, struct kfd_process *p, void *data) { @@ -1615,6 +1633,9 @@ static const struct amdkfd_ioctl_desc amdkfd_ioctls[] = { AMDKFD_IOCTL_DEF(AMDKFD_IOC_SET_CU_MASK, kfd_ioctl_set_cu_mask, 0), + AMDKFD_IOCTL_DEF(AMDKFD_IOC_GET_QUEUE_WAVE_STATE, + kfd_ioctl_get_queue_wave_state, 0) + }; #define AMDKFD_CORE_IOCTL_COUNT ARRAY_SIZE(amdkfd_ioctls) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c index d4560f1869bd..56412b0e7e1c 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c @@ -647,6 +647,7 @@ static int kfd_fill_gpu_cache_info(struct kfd_dev *kdev, num_of_cache_types = ARRAY_SIZE(polaris11_cache_info); break; case CHIP_VEGA10: + case CHIP_VEGA20: pcache_info = vega10_cache_info; num_of_cache_types = ARRAY_SIZE(vega10_cache_info); break; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c index 9b4e6ad4a7df..a9f18ea7e354 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c @@ -53,6 +53,7 @@ static const struct kfd_device_info kaveri_device_info = { .needs_iommu_device = true, .needs_pci_atomics = false, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info carrizo_device_info = { @@ -69,6 +70,7 @@ static const struct kfd_device_info carrizo_device_info = { .needs_iommu_device = true, .needs_pci_atomics = false, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info raven_device_info = { @@ -84,6 +86,7 @@ static const struct kfd_device_info raven_device_info = { .needs_iommu_device = true, .needs_pci_atomics = true, .num_sdma_engines = 1, + .num_sdma_queues_per_engine = 2, }; #endif @@ -101,6 +104,7 @@ static const struct kfd_device_info hawaii_device_info = { .needs_iommu_device = false, .needs_pci_atomics = false, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info tonga_device_info = { @@ -116,21 +120,7 @@ static const struct kfd_device_info tonga_device_info = { .needs_iommu_device = false, .needs_pci_atomics = true, .num_sdma_engines = 2, -}; - -static const struct kfd_device_info tonga_vf_device_info = { - .asic_family = CHIP_TONGA, - .max_pasid_bits = 16, - .max_no_of_hqd = 24, - .doorbell_size = 4, - .ih_ring_entry_size = 4 * sizeof(uint32_t), - .event_interrupt_class = &event_interrupt_class_cik, - .num_of_watch_points = 4, - .mqd_size_aligned = MQD_SIZE_ALIGNED, - .supports_cwsr = false, - .needs_iommu_device = false, - .needs_pci_atomics = false, - .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info fiji_device_info = { @@ -146,6 +136,7 @@ static const struct kfd_device_info fiji_device_info = { .needs_iommu_device = false, .needs_pci_atomics = true, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info fiji_vf_device_info = { @@ -161,6 +152,7 @@ static const struct kfd_device_info fiji_vf_device_info = { .needs_iommu_device = false, .needs_pci_atomics = false, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; @@ -177,6 +169,7 @@ static const struct kfd_device_info polaris10_device_info = { .needs_iommu_device = false, .needs_pci_atomics = true, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info polaris10_vf_device_info = { @@ -192,6 +185,7 @@ static const struct kfd_device_info polaris10_vf_device_info = { .needs_iommu_device = false, .needs_pci_atomics = false, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info polaris11_device_info = { @@ -207,6 +201,7 @@ static const struct kfd_device_info polaris11_device_info = { .needs_iommu_device = false, .needs_pci_atomics = true, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info vega10_device_info = { @@ -222,6 +217,7 @@ static const struct kfd_device_info vega10_device_info = { .needs_iommu_device = false, .needs_pci_atomics = false, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; static const struct kfd_device_info vega10_vf_device_info = { @@ -237,8 +233,24 @@ static const struct kfd_device_info vega10_vf_device_info = { .needs_iommu_device = false, .needs_pci_atomics = false, .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 2, }; +static const struct kfd_device_info vega20_device_info = { + .asic_family = CHIP_VEGA20, + .max_pasid_bits = 16, + .max_no_of_hqd = 24, + .doorbell_size = 8, + .ih_ring_entry_size = 8 * sizeof(uint32_t), + .event_interrupt_class = &event_interrupt_class_v9, + .num_of_watch_points = 4, + .mqd_size_aligned = MQD_SIZE_ALIGNED, + .supports_cwsr = true, + .needs_iommu_device = false, + .needs_pci_atomics = false, + .num_sdma_engines = 2, + .num_sdma_queues_per_engine = 8, +}; struct kfd_deviceid { unsigned short did; @@ -293,7 +305,6 @@ static const struct kfd_deviceid supported_devices[] = { { 0x6928, &tonga_device_info }, /* Tonga */ { 0x6929, &tonga_device_info }, /* Tonga */ { 0x692B, &tonga_device_info }, /* Tonga */ - { 0x692F, &tonga_vf_device_info }, /* Tonga vf */ { 0x6938, &tonga_device_info }, /* Tonga */ { 0x6939, &tonga_device_info }, /* Tonga */ { 0x7300, &fiji_device_info }, /* Fiji */ @@ -328,6 +339,12 @@ static const struct kfd_deviceid supported_devices[] = { { 0x6868, &vega10_device_info }, /* Vega10 */ { 0x686C, &vega10_vf_device_info }, /* Vega10 vf*/ { 0x687F, &vega10_device_info }, /* Vega10 */ + { 0x66a0, &vega20_device_info }, /* Vega20 */ + { 0x66a1, &vega20_device_info }, /* Vega20 */ + { 0x66a2, &vega20_device_info }, /* Vega20 */ + { 0x66a3, &vega20_device_info }, /* Vega20 */ + { 0x66a7, &vega20_device_info }, /* Vega20 */ + { 0x66af, &vega20_device_info } /* Vega20 */ }; static int kfd_gtt_sa_init(struct kfd_dev *kfd, unsigned int buf_size, @@ -366,6 +383,10 @@ struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd, return NULL; } + kfd = kzalloc(sizeof(*kfd), GFP_KERNEL); + if (!kfd) + return NULL; + /* Allow BIF to recode atomics to PCIe 3.0 AtomicOps. * 32 and 64-bit requests are possible and must be * supported. @@ -377,12 +398,10 @@ struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd, dev_info(kfd_device, "skipped device %x:%x, PCI rejects atomics\n", pdev->vendor, pdev->device); + kfree(kfd); return NULL; - } - - kfd = kzalloc(sizeof(*kfd), GFP_KERNEL); - if (!kfd) - return NULL; + } else if (!ret) + kfd->pci_atomic_requested = true; kfd->kgd = kgd; kfd->device_info = device_info; @@ -419,6 +438,10 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd, { unsigned int size; + kfd->mec_fw_version = kfd->kfd2kgd->get_fw_version(kfd->kgd, + KGD_ENGINE_MEC1); + kfd->sdma_fw_version = kfd->kfd2kgd->get_fw_version(kfd->kgd, + KGD_ENGINE_SDMA1); kfd->shared_resources = *gpu_resources; kfd->vm_info.first_vmid_kfd = ffs(gpu_resources->compute_vmid_bitmap)-1; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index ec0d62a16e53..a3b933967171 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -109,7 +109,7 @@ static unsigned int get_num_sdma_engines(struct device_queue_manager *dqm) unsigned int get_num_sdma_queues(struct device_queue_manager *dqm) { return dqm->dev->device_info->num_sdma_engines - * KFD_SDMA_QUEUES_PER_ENGINE; + * dqm->dev->device_info->num_sdma_queues_per_engine; } void program_sh_mem_settings(struct device_queue_manager *dqm, @@ -358,8 +358,8 @@ static int create_compute_queue_nocpsch(struct device_queue_manager *dqm, struct queue *q, struct qcm_process_device *qpd) { - int retval; struct mqd_manager *mqd_mgr; + int retval; mqd_mgr = dqm->ops.get_mqd_manager(dqm, KFD_MQD_TYPE_COMPUTE); if (!mqd_mgr) @@ -387,8 +387,12 @@ static int create_compute_queue_nocpsch(struct device_queue_manager *dqm, if (!q->properties.is_active) return 0; - retval = mqd_mgr->load_mqd(mqd_mgr, q->mqd, q->pipe, q->queue, - &q->properties, q->process->mm); + if (WARN(q->process->mm != current->mm, + "should only run in user thread")) + retval = -EFAULT; + else + retval = mqd_mgr->load_mqd(mqd_mgr, q->mqd, q->pipe, q->queue, + &q->properties, current->mm); if (retval) goto out_uninit_mqd; @@ -545,9 +549,15 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q) retval = map_queues_cpsch(dqm); else if (q->properties.is_active && (q->properties.type == KFD_QUEUE_TYPE_COMPUTE || - q->properties.type == KFD_QUEUE_TYPE_SDMA)) - retval = mqd_mgr->load_mqd(mqd_mgr, q->mqd, q->pipe, q->queue, - &q->properties, q->process->mm); + q->properties.type == KFD_QUEUE_TYPE_SDMA)) { + if (WARN(q->process->mm != current->mm, + "should only run in user thread")) + retval = -EFAULT; + else + retval = mqd_mgr->load_mqd(mqd_mgr, q->mqd, + q->pipe, q->queue, + &q->properties, current->mm); + } out_unlock: dqm_unlock(dqm); @@ -653,10 +663,11 @@ out: static int restore_process_queues_nocpsch(struct device_queue_manager *dqm, struct qcm_process_device *qpd) { + struct mm_struct *mm = NULL; struct queue *q; struct mqd_manager *mqd_mgr; struct kfd_process_device *pdd; - uint32_t pd_base; + uint64_t pd_base; int retval = 0; pdd = qpd_to_pdd(qpd); @@ -676,7 +687,7 @@ static int restore_process_queues_nocpsch(struct device_queue_manager *dqm, /* Update PD Base in QPD */ qpd->page_table_base = pd_base; - pr_debug("Updated PD address to 0x%08x\n", pd_base); + pr_debug("Updated PD address to 0x%llx\n", pd_base); if (!list_empty(&qpd->queues_list)) { dqm->dev->kfd2kgd->set_vm_context_page_table_base( @@ -686,6 +697,15 @@ static int restore_process_queues_nocpsch(struct device_queue_manager *dqm, kfd_flush_tlb(pdd); } + /* Take a safe reference to the mm_struct, which may otherwise + * disappear even while the kfd_process is still referenced. + */ + mm = get_task_mm(pdd->process->lead_thread); + if (!mm) { + retval = -EFAULT; + goto out; + } + /* activate all active queues on the qpd */ list_for_each_entry(q, &qpd->queues_list, list) { if (!q->properties.is_evicted) @@ -700,14 +720,15 @@ static int restore_process_queues_nocpsch(struct device_queue_manager *dqm, q->properties.is_evicted = false; q->properties.is_active = true; retval = mqd_mgr->load_mqd(mqd_mgr, q->mqd, q->pipe, - q->queue, &q->properties, - q->process->mm); + q->queue, &q->properties, mm); if (retval) goto out; dqm->queue_count++; } qpd->evicted = 0; out: + if (mm) + mmput(mm); dqm_unlock(dqm); return retval; } @@ -717,7 +738,7 @@ static int restore_process_queues_cpsch(struct device_queue_manager *dqm, { struct queue *q; struct kfd_process_device *pdd; - uint32_t pd_base; + uint64_t pd_base; int retval = 0; pdd = qpd_to_pdd(qpd); @@ -737,7 +758,7 @@ static int restore_process_queues_cpsch(struct device_queue_manager *dqm, /* Update PD Base in QPD */ qpd->page_table_base = pd_base; - pr_debug("Updated PD address to 0x%08x\n", pd_base); + pr_debug("Updated PD address to 0x%llx\n", pd_base); /* activate all active queues on the qpd */ list_for_each_entry(q, &qpd->queues_list, list) { @@ -761,7 +782,7 @@ static int register_process(struct device_queue_manager *dqm, { struct device_process_node *n; struct kfd_process_device *pdd; - uint32_t pd_base; + uint64_t pd_base; int retval; n = kzalloc(sizeof(*n), GFP_KERNEL); @@ -779,6 +800,7 @@ static int register_process(struct device_queue_manager *dqm, /* Update PD Base in QPD */ qpd->page_table_base = pd_base; + pr_debug("Updated PD address to 0x%llx\n", pd_base); retval = dqm->asic_ops.update_qpd(dqm, qpd); @@ -1342,9 +1364,6 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm, { int retval; struct mqd_manager *mqd_mgr; - bool preempt_all_queues; - - preempt_all_queues = false; retval = 0; @@ -1528,6 +1547,41 @@ static int process_termination_nocpsch(struct device_queue_manager *dqm, return retval; } +static int get_wave_state(struct device_queue_manager *dqm, + struct queue *q, + void __user *ctl_stack, + u32 *ctl_stack_used_size, + u32 *save_area_used_size) +{ + struct mqd_manager *mqd; + int r; + + dqm_lock(dqm); + + if (q->properties.type != KFD_QUEUE_TYPE_COMPUTE || + q->properties.is_active || !q->device->cwsr_enabled) { + r = -EINVAL; + goto dqm_unlock; + } + + mqd = dqm->ops.get_mqd_manager(dqm, KFD_MQD_TYPE_COMPUTE); + if (!mqd) { + r = -ENOMEM; + goto dqm_unlock; + } + + if (!mqd->get_wave_state) { + r = -EINVAL; + goto dqm_unlock; + } + + r = mqd->get_wave_state(mqd, q->mqd, ctl_stack, ctl_stack_used_size, + save_area_used_size); + +dqm_unlock: + dqm_unlock(dqm); + return r; +} static int process_termination_cpsch(struct device_queue_manager *dqm, struct qcm_process_device *qpd) @@ -1649,6 +1703,7 @@ struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev) dqm->ops.process_termination = process_termination_cpsch; dqm->ops.evict_process_queues = evict_process_queues_cpsch; dqm->ops.restore_process_queues = restore_process_queues_cpsch; + dqm->ops.get_wave_state = get_wave_state; break; case KFD_SCHED_POLICY_NO_HWS: /* initialize dqm for no cp scheduling */ @@ -1668,6 +1723,7 @@ struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev) dqm->ops.evict_process_queues = evict_process_queues_nocpsch; dqm->ops.restore_process_queues = restore_process_queues_nocpsch; + dqm->ops.get_wave_state = get_wave_state; break; default: pr_err("Invalid scheduling policy %d\n", dqm->sched_policy); @@ -1695,6 +1751,7 @@ struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev) break; case CHIP_VEGA10: + case CHIP_VEGA20: case CHIP_RAVEN: device_queue_manager_init_v9(&dqm->asic_ops); break; @@ -1806,7 +1863,9 @@ int dqm_debugfs_hqds(struct seq_file *m, void *data) } for (pipe = 0; pipe < get_num_sdma_engines(dqm); pipe++) { - for (queue = 0; queue < KFD_SDMA_QUEUES_PER_ENGINE; queue++) { + for (queue = 0; + queue < dqm->dev->device_info->num_sdma_queues_per_engine; + queue++) { r = dqm->dev->kfd2kgd->hqd_sdma_dump( dqm->dev->kgd, pipe, queue, &dump, &n_regs); if (r) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h index 00da3169a004..70e38a2e23b9 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h @@ -33,7 +33,6 @@ #define KFD_UNMAP_LATENCY_MS (4000) #define QUEUE_PREEMPT_DEFAULT_TIMEOUT_MS (2 * KFD_UNMAP_LATENCY_MS + 1000) -#define KFD_SDMA_QUEUES_PER_ENGINE (2) struct device_process_node { struct qcm_process_device *qpd; @@ -82,6 +81,8 @@ struct device_process_node { * * @restore_process_queues: Restore all evicted queues queues of a process * + * @get_wave_state: Retrieves context save state and optionally copies the + * control stack, if kept in the MQD, to the given userspace address. */ struct device_queue_manager_ops { @@ -137,6 +138,12 @@ struct device_queue_manager_ops { struct qcm_process_device *qpd); int (*restore_process_queues)(struct device_queue_manager *dqm, struct qcm_process_device *qpd); + + int (*get_wave_state)(struct device_queue_manager *dqm, + struct queue *q, + void __user *ctl_stack, + u32 *ctl_stack_used_size, + u32 *save_area_used_size); }; struct device_queue_manager_asic_ops { diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c b/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c index 97d5423c5673..3d66cec414af 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c @@ -400,6 +400,7 @@ int kfd_init_apertures(struct kfd_process *process) kfd_init_apertures_vi(pdd, id); break; case CHIP_VEGA10: + case CHIP_VEGA20: case CHIP_RAVEN: kfd_init_apertures_v9(pdd, id); break; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c index 9f84b4d9fb88..6c31f7370193 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c @@ -322,6 +322,7 @@ struct kernel_queue *kernel_queue_init(struct kfd_dev *dev, break; case CHIP_VEGA10: + case CHIP_VEGA20: case CHIP_RAVEN: kernel_queue_init_v9(&kq->ops_asic_specific); break; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c index 684a3bf07efd..33830b1a5a54 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue_v9.c @@ -71,8 +71,7 @@ static int pm_map_process_v9(struct packet_manager *pm, uint32_t *buffer, struct qcm_process_device *qpd) { struct pm4_mes_map_process *packet; - uint64_t vm_page_table_base_addr = - (uint64_t)(qpd->page_table_base) << 12; + uint64_t vm_page_table_base_addr = qpd->page_table_base; packet = (struct pm4_mes_map_process *)buffer; memset(buffer, 0, sizeof(struct pm4_mes_map_process)); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c index 3bc25ab84f34..e33019a7a883 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c @@ -39,6 +39,7 @@ struct mqd_manager *mqd_manager_init(enum KFD_MQD_TYPE type, case CHIP_POLARIS11: return mqd_manager_init_vi_tonga(type, dev); case CHIP_VEGA10: + case CHIP_VEGA20: case CHIP_RAVEN: return mqd_manager_init_v9(type, dev); default: diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h index 4e84052d4e21..f8261313ae7b 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.h @@ -43,6 +43,9 @@ * * @is_occupied: Checks if the relevant HQD slot is occupied. * + * @get_wave_state: Retrieves context save state and optionally copies the + * control stack, if kept in the MQD, to the given userspace address. + * * @mqd_mutex: Mqd manager mutex. * * @dev: The kfd device structure coupled with this module. @@ -85,6 +88,11 @@ struct mqd_manager { uint64_t queue_address, uint32_t pipe_id, uint32_t queue_id); + int (*get_wave_state)(struct mqd_manager *mm, void *mqd, + void __user *ctl_stack, + u32 *ctl_stack_used_size, + u32 *save_area_used_size); + #if defined(CONFIG_DEBUG_FS) int (*debugfs_show_mqd)(struct seq_file *m, void *data); #endif diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c index 0cedb37cf513..f381c1cb27bd 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c @@ -266,6 +266,28 @@ static bool is_occupied(struct mqd_manager *mm, void *mqd, pipe_id, queue_id); } +static int get_wave_state(struct mqd_manager *mm, void *mqd, + void __user *ctl_stack, + u32 *ctl_stack_used_size, + u32 *save_area_used_size) +{ + struct v9_mqd *m; + + /* Control stack is located one page after MQD. */ + void *mqd_ctl_stack = (void *)((uintptr_t)mqd + PAGE_SIZE); + + m = get_mqd(mqd); + + *ctl_stack_used_size = m->cp_hqd_cntl_stack_size - + m->cp_hqd_cntl_stack_offset; + *save_area_used_size = m->cp_hqd_wg_state_offset; + + if (copy_to_user(ctl_stack, mqd_ctl_stack, m->cp_hqd_cntl_stack_size)) + return -EFAULT; + + return 0; +} + static int init_mqd_hiq(struct mqd_manager *mm, void **mqd, struct kfd_mem_obj **mqd_mem_obj, uint64_t *gart_addr, struct queue_properties *q) @@ -435,6 +457,7 @@ struct mqd_manager *mqd_manager_init_v9(enum KFD_MQD_TYPE type, mqd->update_mqd = update_mqd; mqd->destroy_mqd = destroy_mqd; mqd->is_occupied = is_occupied; + mqd->get_wave_state = get_wave_state; #if defined(CONFIG_DEBUG_FS) mqd->debugfs_show_mqd = debugfs_show_mqd; #endif diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c index b81fda3754da..6469b3456f00 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c @@ -269,6 +269,28 @@ static bool is_occupied(struct mqd_manager *mm, void *mqd, pipe_id, queue_id); } +static int get_wave_state(struct mqd_manager *mm, void *mqd, + void __user *ctl_stack, + u32 *ctl_stack_used_size, + u32 *save_area_used_size) +{ + struct vi_mqd *m; + + m = get_mqd(mqd); + + *ctl_stack_used_size = m->cp_hqd_cntl_stack_size - + m->cp_hqd_cntl_stack_offset; + *save_area_used_size = m->cp_hqd_wg_state_offset - + m->cp_hqd_cntl_stack_size; + + /* Control stack is not copied to user mode for GFXv8 because + * it's part of the context save area that is already + * accessible to user mode + */ + + return 0; +} + static int init_mqd_hiq(struct mqd_manager *mm, void **mqd, struct kfd_mem_obj **mqd_mem_obj, uint64_t *gart_addr, struct queue_properties *q) @@ -436,6 +458,7 @@ struct mqd_manager *mqd_manager_init_vi(enum KFD_MQD_TYPE type, mqd->update_mqd = update_mqd; mqd->destroy_mqd = destroy_mqd; mqd->is_occupied = is_occupied; + mqd->get_wave_state = get_wave_state; #if defined(CONFIG_DEBUG_FS) mqd->debugfs_show_mqd = debugfs_show_mqd; #endif diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c index 1092631765cb..c6080ed3b6a7 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c @@ -229,6 +229,7 @@ int pm_init(struct packet_manager *pm, struct device_queue_manager *dqm) pm->pmf = &kfd_vi_pm_funcs; break; case CHIP_VEGA10: + case CHIP_VEGA20: case CHIP_RAVEN: pm->pmf = &kfd_v9_pm_funcs; break; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index b0064b08aa11..53ff86d45d91 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -176,6 +176,7 @@ struct kfd_device_info { bool needs_iommu_device; bool needs_pci_atomics; unsigned int num_sdma_engines; + unsigned int num_sdma_queues_per_engine; }; struct kfd_mem_obj { @@ -247,6 +248,10 @@ struct kfd_dev { /* Debug manager */ struct kfd_dbgmgr *dbgmgr; + /* Firmware versions */ + uint16_t mec_fw_version; + uint16_t sdma_fw_version; + /* Maximum process number mapped to HW scheduler */ unsigned int max_proc_per_quantum; @@ -257,6 +262,8 @@ struct kfd_dev { /* xGMI */ uint64_t hive_id; + + bool pci_atomic_requested; }; /* KGD2KFD callbacks */ @@ -500,11 +507,11 @@ struct qcm_process_device { * All the memory management data should be here too */ uint64_t gds_context_area; + uint64_t page_table_base; uint32_t sh_mem_config; uint32_t sh_mem_bases; uint32_t sh_mem_ape1_base; uint32_t sh_mem_ape1_limit; - uint32_t page_table_base; uint32_t gds_size; uint32_t num_gws; uint32_t num_oac; @@ -856,6 +863,11 @@ int pqm_set_cu_mask(struct process_queue_manager *pqm, unsigned int qid, struct queue_properties *p); struct kernel_queue *pqm_get_kernel_queue(struct process_queue_manager *pqm, unsigned int qid); +int pqm_get_wave_state(struct process_queue_manager *pqm, + unsigned int qid, + void __user *ctl_stack, + u32 *ctl_stack_used_size, + u32 *save_area_used_size); int amdkfd_fence_wait_timeout(unsigned int *fence_addr, unsigned int fence_value, diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c index c8cad9c078ae..fcaaf93681ac 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c @@ -408,6 +408,28 @@ struct kernel_queue *pqm_get_kernel_queue( return NULL; } +int pqm_get_wave_state(struct process_queue_manager *pqm, + unsigned int qid, + void __user *ctl_stack, + u32 *ctl_stack_used_size, + u32 *save_area_used_size) +{ + struct process_queue_node *pqn; + + pqn = get_queue_by_qid(pqm, qid); + if (!pqn) { + pr_debug("amdkfd: No queue %d exists for operation\n", + qid); + return -EFAULT; + } + + return pqn->q->device->dqm->ops.get_wave_state(pqn->q->device->dqm, + pqn->q, + ctl_stack, + ctl_stack_used_size, + save_area_used_size); +} + #if defined(CONFIG_DEBUG_FS) int pqm_debugfs_mqds(struct seq_file *m, void *data) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c index 0dff66be8d7a..e3843c5929ed 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c @@ -482,11 +482,11 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr, (unsigned long long int) 0); sysfs_show_32bit_prop(buffer, "fw_version", - dev->gpu->kfd2kgd->get_fw_version( - dev->gpu->kgd, - KGD_ENGINE_MEC1)); + dev->gpu->mec_fw_version); sysfs_show_32bit_prop(buffer, "capability", dev->node_props.capability); + sysfs_show_32bit_prop(buffer, "sdma_fw_version", + dev->gpu->sdma_fw_version); } return sysfs_show_32bit_prop(buffer, "max_engine_clk_ccompute", @@ -1127,17 +1127,40 @@ static void kfd_fill_mem_clk_max_info(struct kfd_topology_device *dev) static void kfd_fill_iolink_non_crat_info(struct kfd_topology_device *dev) { - struct kfd_iolink_properties *link; + struct kfd_iolink_properties *link, *cpu_link; + struct kfd_topology_device *cpu_dev; + uint32_t cap; + uint32_t cpu_flag = CRAT_IOLINK_FLAGS_ENABLED; + uint32_t flag = CRAT_IOLINK_FLAGS_ENABLED; if (!dev || !dev->gpu) return; - /* GPU only creates direck links so apply flags setting to all */ - if (dev->gpu->device_info->asic_family == CHIP_HAWAII) - list_for_each_entry(link, &dev->io_link_props, list) - link->flags = CRAT_IOLINK_FLAGS_ENABLED | - CRAT_IOLINK_FLAGS_NO_ATOMICS_32_BIT | - CRAT_IOLINK_FLAGS_NO_ATOMICS_64_BIT; + pcie_capability_read_dword(dev->gpu->pdev, + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & (PCI_EXP_DEVCAP2_ATOMIC_COMP32 | + PCI_EXP_DEVCAP2_ATOMIC_COMP64))) + cpu_flag |= CRAT_IOLINK_FLAGS_NO_ATOMICS_32_BIT | + CRAT_IOLINK_FLAGS_NO_ATOMICS_64_BIT; + + if (!dev->gpu->pci_atomic_requested || + dev->gpu->device_info->asic_family == CHIP_HAWAII) + flag |= CRAT_IOLINK_FLAGS_NO_ATOMICS_32_BIT | + CRAT_IOLINK_FLAGS_NO_ATOMICS_64_BIT; + + /* GPU only creates direct links so apply flags setting to all */ + list_for_each_entry(link, &dev->io_link_props, list) { + link->flags = flag; + cpu_dev = kfd_topology_device_by_proximity_domain( + link->node_to); + if (cpu_dev) { + list_for_each_entry(cpu_link, + &cpu_dev->io_link_props, list) + if (cpu_link->node_to == link->node_from) + cpu_link->flags = cpu_flag; + } + } } int kfd_topology_add_device(struct kfd_dev *gpu) @@ -1255,6 +1278,7 @@ int kfd_topology_add_device(struct kfd_dev *gpu) HSA_CAP_DOORBELL_TYPE_TOTALBITS_MASK); break; case CHIP_VEGA10: + case CHIP_VEGA20: case CHIP_RAVEN: dev->node_props.capability |= ((HSA_CAP_DOORBELL_TYPE_2_0 << HSA_CAP_DOORBELL_TYPE_TOTALBITS_SHIFT) & |