diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 38 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 38 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_job.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 22 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 24 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 32 |
12 files changed, 155 insertions, 42 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 324919d57c89..f6537476b542 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -35,6 +35,7 @@ #include "amdgpu_trace.h" #include "amdgpu_gmc.h" #include "amdgpu_gem.h" +#include "amdgpu_ras.h" static int amdgpu_cs_user_fence_chunk(struct amdgpu_cs_parser *p, struct drm_amdgpu_cs_chunk_fence *data, @@ -1290,6 +1291,9 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) bool reserved_buffers = false; int i, r; + if (amdgpu_ras_intr_triggered()) + return -EHWPOISON; + if (!adev->accel_working) return -EBUSY; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index a4d38637cdc6..98ff987ae940 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3736,25 +3736,18 @@ static bool amdgpu_device_lock_adev(struct amdgpu_device *adev, bool trylock) adev->mp1_state = PP_MP1_STATE_NONE; break; } - /* Block kfd: SRIOV would do it separately */ - if (!amdgpu_sriov_vf(adev)) - amdgpu_amdkfd_pre_reset(adev); return true; } static void amdgpu_device_unlock_adev(struct amdgpu_device *adev) { - /*unlock kfd: SRIOV would do it separately */ - if (!amdgpu_sriov_vf(adev)) - amdgpu_amdkfd_post_reset(adev); amdgpu_vf_error_trans_all(adev); adev->mp1_state = PP_MP1_STATE_NONE; adev->in_gpu_reset = 0; mutex_unlock(&adev->lock_reset); } - /** * amdgpu_device_gpu_recover - reset the asic and recover scheduler * @@ -3774,11 +3767,12 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, struct amdgpu_hive_info *hive = NULL; struct amdgpu_device *tmp_adev = NULL; int i, r = 0; + bool in_ras_intr = amdgpu_ras_intr_triggered(); need_full_reset = job_signaled = false; INIT_LIST_HEAD(&device_list); - dev_info(adev->dev, "GPU reset begin!\n"); + dev_info(adev->dev, "GPU %s begin!\n", in_ras_intr ? "jobs stop":"reset"); cancel_delayed_work_sync(&adev->delayed_init_work); @@ -3805,9 +3799,16 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, return 0; } + /* Block kfd: SRIOV would do it separately */ + if (!amdgpu_sriov_vf(adev)) + amdgpu_amdkfd_pre_reset(adev); + /* Build list of devices to reset */ if (adev->gmc.xgmi.num_physical_nodes > 1) { if (!hive) { + /*unlock kfd: SRIOV would do it separately */ + if (!amdgpu_sriov_vf(adev)) + amdgpu_amdkfd_post_reset(adev); amdgpu_device_unlock_adev(adev); return -ENODEV; } @@ -3825,8 +3826,12 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, /* block all schedulers and reset given job's ring */ list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { - if (tmp_adev != adev) + if (tmp_adev != adev) { amdgpu_device_lock_adev(tmp_adev, false); + if (!amdgpu_sriov_vf(tmp_adev)) + amdgpu_amdkfd_pre_reset(tmp_adev); + } + /* * Mark these ASICs to be reseted as untracked first * And add them back after reset completed @@ -3834,7 +3839,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, amdgpu_unregister_gpu_instance(tmp_adev); /* disable ras on ALL IPs */ - if (amdgpu_device_ip_need_full_reset(tmp_adev)) + if (!in_ras_intr && amdgpu_device_ip_need_full_reset(tmp_adev)) amdgpu_ras_suspend(tmp_adev); for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { @@ -3844,10 +3849,16 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, continue; drm_sched_stop(&ring->sched, job ? &job->base : NULL); + + if (in_ras_intr) + amdgpu_job_stop_all_jobs_on_sched(&ring->sched); } } + if (in_ras_intr) + goto skip_sched_resume; + /* * Must check guilty signal here since after this point all old * HW fences are force signaled. @@ -3906,6 +3917,7 @@ skip_hw_reset: /* Post ASIC reset for all devs .*/ list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) { + for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { struct amdgpu_ring *ring = tmp_adev->rings[i]; @@ -3932,7 +3944,13 @@ skip_hw_reset: } else { dev_info(tmp_adev->dev, "GPU reset(%d) succeeded!\n", atomic_read(&tmp_adev->gpu_reset_counter)); } + } +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)) + amdgpu_amdkfd_post_reset(tmp_adev); amdgpu_device_unlock_adev(tmp_adev); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 48a2070e72f2..62fe102ed39e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -42,6 +42,8 @@ #include "amdgpu_amdkfd.h" +#include "amdgpu_ras.h" + /* * KMS wrapper. * - 3.0.0 - initial driver @@ -1098,6 +1100,9 @@ amdgpu_pci_shutdown(struct pci_dev *pdev) struct drm_device *dev = pci_get_drvdata(pdev); struct amdgpu_device *adev = dev->dev_private; + if (amdgpu_ras_intr_triggered()) + return; + /* if we are running in a VM, make sure the device * torn down properly on reboot/shutdown. * unfortunately we can't detect certain diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c index 9d76e0923a5a..e1bad992e83b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c @@ -246,6 +246,44 @@ static struct dma_fence *amdgpu_job_run(struct drm_sched_job *sched_job) return fence; } +#define to_drm_sched_job(sched_job) \ + container_of((sched_job), struct drm_sched_job, queue_node) + +void amdgpu_job_stop_all_jobs_on_sched(struct drm_gpu_scheduler *sched) +{ + struct drm_sched_job *s_job; + struct drm_sched_entity *s_entity = NULL; + int i; + + /* Signal all jobs not yet scheduled */ + for (i = DRM_SCHED_PRIORITY_MAX - 1; i >= DRM_SCHED_PRIORITY_MIN; i--) { + struct drm_sched_rq *rq = &sched->sched_rq[i]; + + if (!rq) + continue; + + spin_lock(&rq->lock); + list_for_each_entry(s_entity, &rq->entities, list) { + while ((s_job = to_drm_sched_job(spsc_queue_pop(&s_entity->job_queue)))) { + struct drm_sched_fence *s_fence = s_job->s_fence; + + dma_fence_signal(&s_fence->scheduled); + dma_fence_set_error(&s_fence->finished, -EHWPOISON); + dma_fence_signal(&s_fence->finished); + } + } + spin_unlock(&rq->lock); + } + + /* Signal all jobs already scheduled to HW */ + list_for_each_entry(s_job, &sched->ring_mirror_list, node) { + struct drm_sched_fence *s_fence = s_job->s_fence; + + dma_fence_set_error(&s_fence->finished, -EHWPOISON); + dma_fence_signal(&s_fence->finished); + } +} + const struct drm_sched_backend_ops amdgpu_sched_ops = { .dependency = amdgpu_job_dependency, .run_job = amdgpu_job_run, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h index 51e62504c279..dc7ee9358dcd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h @@ -76,4 +76,7 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct drm_sched_entity *entity, void *owner, struct dma_fence **f); int amdgpu_job_submit_direct(struct amdgpu_job *job, struct amdgpu_ring *ring, struct dma_fence **fence); + +void amdgpu_job_stop_all_jobs_on_sched(struct drm_gpu_scheduler *sched); + #endif diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index c28dc079a0a1..e42fe034aacd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -1004,6 +1004,12 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) /* Ensure IB tests are run on ring */ flush_delayed_work(&adev->delayed_init_work); + + if (amdgpu_ras_intr_triggered()) { + DRM_ERROR("RAS Intr triggered, device disabled!!"); + return -EHWPOISON; + } + file_priv->driver_priv = NULL; r = pm_runtime_get_sync(dev->dev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 0b466d101f53..d7bf8fc10869 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -25,6 +25,8 @@ #include <linux/list.h> #include <linux/module.h> #include <linux/uaccess.h> +#include <linux/reboot.h> +#include <linux/syscalls.h> #include "amdgpu.h" #include "amdgpu_ras.h" @@ -66,6 +68,9 @@ const char *ras_block_string[] = { /* inject address is 52 bits */ #define RAS_UMC_INJECT_ADDR_LIMIT (0x1ULL << 52) + +atomic_t amdgpu_ras_in_intr = ATOMIC_INIT(0); + static int amdgpu_ras_reserve_vram(struct amdgpu_device *adev, uint64_t offset, uint64_t size, struct amdgpu_bo **bo_ptr); @@ -190,6 +195,10 @@ static int amdgpu_ras_debugfs_ctrl_parse_data(struct file *f, return 0; } + +static struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev, + struct ras_common_if *head); + /** * DOC: AMDGPU RAS debugfs control interface * @@ -629,12 +638,14 @@ int amdgpu_ras_error_query(struct amdgpu_device *adev, info->ue_count = obj->err_data.ue_count; info->ce_count = obj->err_data.ce_count; - if (err_data.ce_count) + if (err_data.ce_count) { dev_info(adev->dev, "%ld correctable errors detected in %s block\n", obj->err_data.ce_count, ras_block_str(info->head.block)); - if (err_data.ue_count) + } + if (err_data.ue_count) { dev_info(adev->dev, "%ld uncorrectable errors detected in %s block\n", obj->err_data.ue_count, ras_block_str(info->head.block)); + } return 0; } @@ -1731,3 +1742,10 @@ int amdgpu_ras_fini(struct amdgpu_device *adev) return 0; } + +void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev) +{ + if (atomic_cmpxchg(&amdgpu_ras_in_intr, 0, 1) == 0) { + DRM_WARN("RAS event of type ERREVENT_ATHUB_INTERRUPT detected! Stopping all GPU jobs.\n"); + } +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h index 66b71525446e..6fda96b29f1f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h @@ -606,4 +606,14 @@ int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev, int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev, struct ras_dispatch_if *info); + +extern atomic_t amdgpu_ras_in_intr; + +static inline bool amdgpu_ras_intr_triggered(void) +{ + return !!atomic_read(&amdgpu_ras_in_intr); +} + +void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev); + #endif diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 6065f363fa85..196a14236445 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -5685,10 +5685,12 @@ static int gfx_v9_0_process_ras_data_cb(struct amdgpu_device *adev, struct amdgpu_iv_entry *entry) { /* TODO ue will trigger an interrupt. */ - kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); - if (adev->gfx.funcs->query_ras_error_count) - adev->gfx.funcs->query_ras_error_count(adev, err_data); - amdgpu_ras_reset_gpu(adev, 0); + if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX)) { + kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); + if (adev->gfx.funcs->query_ras_error_count) + adev->gfx.funcs->query_ras_error_count(adev, err_data); + amdgpu_ras_reset_gpu(adev, 0); + } return AMDGPU_RAS_SUCCESS; } diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 6a61e5c5b2ce..f1300d5f4f87 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -247,18 +247,20 @@ static int gmc_v9_0_process_ras_data_cb(struct amdgpu_device *adev, struct ras_err_data *err_data, struct amdgpu_iv_entry *entry) { - kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); - if (adev->umc.funcs->query_ras_error_count) - adev->umc.funcs->query_ras_error_count(adev, err_data); - /* umc query_ras_error_address is also responsible for clearing - * error status - */ - if (adev->umc.funcs->query_ras_error_address) - adev->umc.funcs->query_ras_error_address(adev, err_data); + if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX)) { + kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); + if (adev->umc.funcs->query_ras_error_count) + adev->umc.funcs->query_ras_error_count(adev, err_data); + /* umc query_ras_error_address is also responsible for clearing + * error status + */ + if (adev->umc.funcs->query_ras_error_address) + adev->umc.funcs->query_ras_error_address(adev, err_data); - /* only uncorrectable error needs gpu reset */ - if (err_data->ue_count) - amdgpu_ras_reset_gpu(adev, 0); + /* only uncorrectable error needs gpu reset */ + if (err_data->ue_count) + amdgpu_ras_reset_gpu(adev, 0); + } return AMDGPU_RAS_SUCCESS; } diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c index 5e784bbd2d7f..27eeab143ad7 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c @@ -30,6 +30,7 @@ #include "nbio/nbio_7_4_0_smn.h" #include "ivsrcid/nbio/irqsrcs_nbif_7_4.h" #include <uapi/linux/kfd_ioctl.h> +#include "amdgpu_ras.h" #define smnNBIF_MGCG_CTRL_LCLK 0x1013a21c @@ -329,6 +330,8 @@ static void nbio_v7_4_handle_ras_controller_intr_no_bifring(struct amdgpu_device BIF_DOORBELL_INT_CNTL, RAS_CNTLR_INTERRUPT_CLEAR, 1); WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl); + + amdgpu_ras_global_ras_isr(adev); } } @@ -344,6 +347,8 @@ static void nbio_v7_4_handle_ras_err_event_athub_intr_no_bifring(struct amdgpu_d BIF_DOORBELL_INT_CNTL, RAS_ATHUB_ERR_EVENT_INTERRUPT_CLEAR, 1); WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl); + + amdgpu_ras_global_ras_isr(adev); } } diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index 4830382ab8f2..4aabb0d9bae5 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -1979,24 +1979,26 @@ static int sdma_v4_0_process_ras_data_cb(struct amdgpu_device *adev, uint32_t err_source; int instance; - instance = sdma_v4_0_irq_id_to_seq(entry->client_id); - if (instance < 0) - return 0; + if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX)) { + instance = sdma_v4_0_irq_id_to_seq(entry->client_id); + if (instance < 0) + return 0; - switch (entry->src_id) { - case SDMA0_4_0__SRCID__SDMA_SRAM_ECC: - err_source = 0; - break; - case SDMA0_4_0__SRCID__SDMA_ECC: - err_source = 1; - break; - default: - return 0; - } + switch (entry->src_id) { + case SDMA0_4_0__SRCID__SDMA_SRAM_ECC: + err_source = 0; + break; + case SDMA0_4_0__SRCID__SDMA_ECC: + err_source = 1; + break; + default: + return 0; + } - kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); + kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); - amdgpu_ras_reset_gpu(adev, 0); + amdgpu_ras_reset_gpu(adev, 0); + } return AMDGPU_RAS_SUCCESS; } |