mlx4/mlx4_core/mlx4_catas.c

57 	ret = pci_read_config_word(dev->persist->pdev, 0, &vendor_id);
78 	if (!pci_channel_offline(dev->persist->pdev)) {
105 	if (pci_channel_offline(dev->persist->pdev))
169 void mlx4_enter_error_state(struct mlx4_dev_persistent *persist)
177 	mutex_lock(&persist->device_state_mutex);
178 	if (persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)
181 	dev = persist->dev;
189 	dev->persist->state |= MLX4_DEVICE_STATE_INTERNAL_ERROR;
191 	mutex_unlock(&persist->device_state_mutex);
199 	mutex_unlock(&persist->device_state_mutex);
202 static void mlx4_handle_error_state(struct mlx4_dev_persistent *persist)
206 	mlx4_enter_error_state(persist);
207 	mutex_lock(&persist->interface_state_mutex);
208 	if (persist->interface_state & MLX4_INTERFACE_STATE_UP &&
209 	    !(persist->interface_state & MLX4_INTERFACE_STATE_DELETION)) {
210 		err = mlx4_restart_one(persist->pdev);
211 		mlx4_info(persist->dev, "mlx4_restart_one was ended, ret=%d\n",
214 	mutex_unlock(&persist->interface_state_mutex);
246 	if (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR) {
257 		queue_work(dev->persist->catas_wq, &dev->persist->catas_work);
262 	struct mlx4_dev_persistent *persist =
266 	mlx4_handle_error_state(persist);
279 		addr = pci_resource_start(dev->persist->pdev,
309 	if (dev->persist->interface_state & MLX4_INTERFACE_STATE_DELETION)
310 		flush_workqueue(dev->persist->catas_wq);
315 	INIT_WORK(&dev->persist->catas_work, catas_reset);
316 	dev->persist->catas_wq = create_singlethread_workqueue("mlx4_health");
317 	if (!dev->persist->catas_wq)
325 	if (dev->persist->catas_wq) {
326 		destroy_workqueue(dev->persist->catas_wq);
327 		dev->persist->catas_wq = NULL;