diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 129 |
1 files changed, 118 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c index 59f10b353b3a..310c8f0c21da 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c @@ -40,7 +40,6 @@ int amdgpu_mes_doorbell_process_slice(struct amdgpu_device *adev) } static int amdgpu_mes_kernel_doorbell_get(struct amdgpu_device *adev, - struct amdgpu_mes_process *process, int ip_type, uint64_t *doorbell_index) { unsigned int offset, found; @@ -65,7 +64,6 @@ static int amdgpu_mes_kernel_doorbell_get(struct amdgpu_device *adev, } static void amdgpu_mes_kernel_doorbell_free(struct amdgpu_device *adev, - struct amdgpu_mes_process *process, uint32_t doorbell_index) { unsigned int old, rel_index; @@ -98,6 +96,29 @@ static int amdgpu_mes_doorbell_init(struct amdgpu_device *adev) return 0; } +static int amdgpu_mes_event_log_init(struct amdgpu_device *adev) +{ + int r; + + if (!amdgpu_mes_log_enable) + return 0; + + r = amdgpu_bo_create_kernel(adev, AMDGPU_MES_LOG_BUFFER_SIZE, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_GTT, + &adev->mes.event_log_gpu_obj, + &adev->mes.event_log_gpu_addr, + &adev->mes.event_log_cpu_addr); + if (r) { + dev_warn(adev->dev, "failed to create MES event log buffer (%d)", r); + return r; + } + + memset(adev->mes.event_log_cpu_addr, 0, PAGE_SIZE); + + return 0; + +} + static void amdgpu_mes_doorbell_free(struct amdgpu_device *adev) { bitmap_free(adev->mes.doorbell_bitmap); @@ -182,8 +203,14 @@ int amdgpu_mes_init(struct amdgpu_device *adev) if (r) goto error; + r = amdgpu_mes_event_log_init(adev); + if (r) + goto error_doorbell; + return 0; +error_doorbell: + amdgpu_mes_doorbell_free(adev); error: amdgpu_device_wb_free(adev, adev->mes.sch_ctx_offs); amdgpu_device_wb_free(adev, adev->mes.query_status_fence_offs); @@ -199,6 +226,10 @@ error_ids: void amdgpu_mes_fini(struct amdgpu_device *adev) { + amdgpu_bo_free_kernel(&adev->mes.event_log_gpu_obj, + &adev->mes.event_log_gpu_addr, + &adev->mes.event_log_cpu_addr); + amdgpu_device_wb_free(adev, adev->mes.sch_ctx_offs); amdgpu_device_wb_free(adev, adev->mes.query_status_fence_offs); amdgpu_device_wb_free(adev, adev->mes.read_val_offs); @@ -557,8 +588,20 @@ static void amdgpu_mes_queue_init_mqd(struct amdgpu_device *adev, mqd_prop.hqd_queue_priority = p->hqd_queue_priority; mqd_prop.hqd_active = false; + if (p->queue_type == AMDGPU_RING_TYPE_GFX || + p->queue_type == AMDGPU_RING_TYPE_COMPUTE) { + mutex_lock(&adev->srbm_mutex); + amdgpu_gfx_select_me_pipe_q(adev, p->ring->me, p->ring->pipe, 0, 0, 0); + } + mqd_mgr->init_mqd(adev, q->mqd_cpu_ptr, &mqd_prop); + if (p->queue_type == AMDGPU_RING_TYPE_GFX || + p->queue_type == AMDGPU_RING_TYPE_COMPUTE) { + amdgpu_gfx_select_me_pipe_q(adev, 0, 0, 0, 0, 0); + mutex_unlock(&adev->srbm_mutex); + } + amdgpu_bo_unreserve(q->mqd_obj); } @@ -611,7 +654,7 @@ int amdgpu_mes_add_hw_queue(struct amdgpu_device *adev, int gang_id, *queue_id = queue->queue_id = r; /* allocate a doorbell index for the queue */ - r = amdgpu_mes_kernel_doorbell_get(adev, gang->process, + r = amdgpu_mes_kernel_doorbell_get(adev, qprops->queue_type, &qprops->doorbell_off); if (r) @@ -669,8 +712,7 @@ int amdgpu_mes_add_hw_queue(struct amdgpu_device *adev, int gang_id, return 0; clean_up_doorbell: - amdgpu_mes_kernel_doorbell_free(adev, gang->process, - qprops->doorbell_off); + amdgpu_mes_kernel_doorbell_free(adev, qprops->doorbell_off); clean_up_queue_id: spin_lock_irqsave(&adev->mes.queue_id_lock, flags); idr_remove(&adev->mes.queue_id_idr, queue->queue_id); @@ -724,8 +766,7 @@ int amdgpu_mes_remove_hw_queue(struct amdgpu_device *adev, int queue_id) queue_id); list_del(&queue->list); - amdgpu_mes_kernel_doorbell_free(adev, gang->process, - queue->doorbell_off); + amdgpu_mes_kernel_doorbell_free(adev, queue->doorbell_off); amdgpu_mes_unlock(&adev->mes); amdgpu_mes_queue_free_mqd(queue); @@ -874,6 +915,11 @@ int amdgpu_mes_set_shader_debugger(struct amdgpu_device *adev, op_input.op = MES_MISC_OP_SET_SHADER_DEBUGGER; op_input.set_shader_debugger.process_context_addr = process_context_addr; op_input.set_shader_debugger.flags.u32all = flags; + + /* use amdgpu mes_flush_shader_debugger instead */ + if (op_input.set_shader_debugger.flags.process_ctx_flush) + return -EINVAL; + op_input.set_shader_debugger.spi_gdbg_per_vmid_cntl = spi_gdbg_per_vmid_cntl; memcpy(op_input.set_shader_debugger.tcp_watch_cntl, tcp_watch_cntl, sizeof(op_input.set_shader_debugger.tcp_watch_cntl)); @@ -893,6 +939,32 @@ int amdgpu_mes_set_shader_debugger(struct amdgpu_device *adev, return r; } +int amdgpu_mes_flush_shader_debugger(struct amdgpu_device *adev, + uint64_t process_context_addr) +{ + struct mes_misc_op_input op_input = {0}; + int r; + + if (!adev->mes.funcs->misc_op) { + DRM_ERROR("mes flush shader debugger is not supported!\n"); + return -EINVAL; + } + + op_input.op = MES_MISC_OP_SET_SHADER_DEBUGGER; + op_input.set_shader_debugger.process_context_addr = process_context_addr; + op_input.set_shader_debugger.flags.process_ctx_flush = true; + + amdgpu_mes_lock(&adev->mes); + + r = adev->mes.funcs->misc_op(&adev->mes, &op_input); + if (r) + DRM_ERROR("failed to set_shader_debugger\n"); + + amdgpu_mes_unlock(&adev->mes); + + return r; +} + static void amdgpu_mes_ring_to_queue_props(struct amdgpu_device *adev, struct amdgpu_ring *ring, @@ -994,9 +1066,13 @@ int amdgpu_mes_add_ring(struct amdgpu_device *adev, int gang_id, switch (queue_type) { case AMDGPU_RING_TYPE_GFX: ring->funcs = adev->gfx.gfx_ring[0].funcs; + ring->me = adev->gfx.gfx_ring[0].me; + ring->pipe = adev->gfx.gfx_ring[0].pipe; break; case AMDGPU_RING_TYPE_COMPUTE: ring->funcs = adev->gfx.compute_ring[0].funcs; + ring->me = adev->gfx.compute_ring[0].me; + ring->pipe = adev->gfx.compute_ring[0].pipe; break; case AMDGPU_RING_TYPE_SDMA: ring->funcs = adev->sdma.instance[0].ring.funcs; @@ -1052,6 +1128,7 @@ void amdgpu_mes_remove_ring(struct amdgpu_device *adev, return; amdgpu_mes_remove_hw_queue(adev, ring->hw_queue_id); + del_timer_sync(&ring->fence_drv.fallback_timer); amdgpu_ring_fini(ring); kfree(ring); } @@ -1106,7 +1183,7 @@ int amdgpu_mes_ctx_map_meta_data(struct amdgpu_device *adev, amdgpu_sync_create(&sync); - drm_exec_init(&exec, 0); + drm_exec_init(&exec, 0, 0); drm_exec_until_all_locked(&exec) { r = drm_exec_lock_obj(&exec, &ctx_data->meta_data_obj->tbo.base); @@ -1177,7 +1254,7 @@ int amdgpu_mes_ctx_unmap_meta_data(struct amdgpu_device *adev, struct drm_exec exec; long r; - drm_exec_init(&exec, 0); + drm_exec_init(&exec, 0, 0); drm_exec_until_all_locked(&exec) { r = drm_exec_lock_obj(&exec, &ctx_data->meta_data_obj->tbo.base); @@ -1321,7 +1398,7 @@ int amdgpu_mes_self_test(struct amdgpu_device *adev) goto error_fini; } - ctx_data.meta_data_gpu_addr = AMDGPU_VA_RESERVED_SIZE; + ctx_data.meta_data_gpu_addr = AMDGPU_VA_RESERVED_BOTTOM; r = amdgpu_mes_ctx_map_meta_data(adev, vm, &ctx_data); if (r) { DRM_ERROR("failed to map ctx meta data\n"); @@ -1394,7 +1471,7 @@ int amdgpu_mes_init_microcode(struct amdgpu_device *adev, int pipe) const struct mes_firmware_header_v1_0 *mes_hdr; struct amdgpu_firmware_info *info; char ucode_prefix[30]; - char fw_name[40]; + char fw_name[50]; bool need_retry = false; int r; @@ -1463,3 +1540,33 @@ out: amdgpu_ucode_release(&adev->mes.fw[pipe]); return r; } + +#if defined(CONFIG_DEBUG_FS) + +static int amdgpu_debugfs_mes_event_log_show(struct seq_file *m, void *unused) +{ + struct amdgpu_device *adev = m->private; + uint32_t *mem = (uint32_t *)(adev->mes.event_log_cpu_addr); + + seq_hex_dump(m, "", DUMP_PREFIX_OFFSET, 32, 4, + mem, AMDGPU_MES_LOG_BUFFER_SIZE, false); + + return 0; +} + +DEFINE_SHOW_ATTRIBUTE(amdgpu_debugfs_mes_event_log); + +#endif + +void amdgpu_debugfs_mes_event_log_init(struct amdgpu_device *adev) +{ + +#if defined(CONFIG_DEBUG_FS) + struct drm_minor *minor = adev_to_drm(adev)->primary; + struct dentry *root = minor->debugfs_root; + if (adev->enable_mes && amdgpu_mes_log_enable) + debugfs_create_file("amdgpu_mes_event_log", 0444, root, + adev, &amdgpu_debugfs_mes_event_log_fops); + +#endif +} |