62 	struct rds_iw_device *rds_iwdev;  in rds_iw_add_one()  local
78 	rds_iwdev = kmalloc(sizeof *rds_iwdev, GFP_KERNEL);  in rds_iw_add_one()
79 	if (!rds_iwdev)  in rds_iw_add_one()
82 	spin_lock_init(&rds_iwdev->spinlock);  in rds_iw_add_one()
84 	rds_iwdev->dma_local_lkey = !!(dev_attr->device_cap_flags & IB_DEVICE_LOCAL_DMA_LKEY);  in rds_iw_add_one()
85 	rds_iwdev->max_wrs = dev_attr->max_qp_wr;  in rds_iw_add_one()
86 	rds_iwdev->max_sge = min(dev_attr->max_sge, RDS_IW_MAX_SGE);  in rds_iw_add_one()
88 	rds_iwdev->dev = device;  in rds_iw_add_one()
89 	rds_iwdev->pd = ib_alloc_pd(device);  in rds_iw_add_one()
90 	if (IS_ERR(rds_iwdev->pd))  in rds_iw_add_one()
93 	if (!rds_iwdev->dma_local_lkey) {  in rds_iw_add_one()
94 		rds_iwdev->mr = ib_get_dma_mr(rds_iwdev->pd,  in rds_iw_add_one()
98 		if (IS_ERR(rds_iwdev->mr))  in rds_iw_add_one()
101 		rds_iwdev->mr = NULL;  in rds_iw_add_one()
103 	rds_iwdev->mr_pool = rds_iw_create_mr_pool(rds_iwdev);  in rds_iw_add_one()
104 	if (IS_ERR(rds_iwdev->mr_pool)) {  in rds_iw_add_one()
105 		rds_iwdev->mr_pool = NULL;  in rds_iw_add_one()
109 	INIT_LIST_HEAD(&rds_iwdev->cm_id_list);  in rds_iw_add_one()
110 	INIT_LIST_HEAD(&rds_iwdev->conn_list);  in rds_iw_add_one()
111 	list_add_tail(&rds_iwdev->list, &rds_iw_devices);  in rds_iw_add_one()
113 	ib_set_client_data(device, &rds_iw_client, rds_iwdev);  in rds_iw_add_one()
118 	if (rds_iwdev->mr)  in rds_iw_add_one()
119 		ib_dereg_mr(rds_iwdev->mr);  in rds_iw_add_one()
121 	ib_dealloc_pd(rds_iwdev->pd);  in rds_iw_add_one()
123 	kfree(rds_iwdev);  in rds_iw_add_one()
130 	struct rds_iw_device *rds_iwdev;  in rds_iw_remove_one()  local
133 	rds_iwdev = ib_get_client_data(device, &rds_iw_client);  in rds_iw_remove_one()
134 	if (!rds_iwdev)  in rds_iw_remove_one()
137 	spin_lock_irq(&rds_iwdev->spinlock);  in rds_iw_remove_one()
138 	list_for_each_entry_safe(i_cm_id, next, &rds_iwdev->cm_id_list, list) {  in rds_iw_remove_one()
142 	spin_unlock_irq(&rds_iwdev->spinlock);  in rds_iw_remove_one()
144 	rds_iw_destroy_conns(rds_iwdev);  in rds_iw_remove_one()
146 	if (rds_iwdev->mr_pool)  in rds_iw_remove_one()
147 		rds_iw_destroy_mr_pool(rds_iwdev->mr_pool);  in rds_iw_remove_one()
149 	if (rds_iwdev->mr)  in rds_iw_remove_one()
150 		ib_dereg_mr(rds_iwdev->mr);  in rds_iw_remove_one()
152 	while (ib_dealloc_pd(rds_iwdev->pd)) {  in rds_iw_remove_one()
153 		rdsdebug("Failed to dealloc pd %p\n", rds_iwdev->pd);  in rds_iw_remove_one()
157 	list_del(&rds_iwdev->list);  in rds_iw_remove_one()
158 	kfree(rds_iwdev);  in rds_iw_remove_one()
183 		struct rds_iw_device *rds_iwdev;  in rds_iw_conn_info_visitor()  local
192 		rds_iwdev = ib_get_client_data(ic->i_cm_id->device, &rds_iw_client);  in rds_iw_conn_info_visitor()
195 		iinfo->max_send_sge = rds_iwdev->max_sge;  in rds_iw_conn_info_visitor()
196 		rds_iw_get_mr_info(rds_iwdev, iinfo);  in rds_iw_conn_info_visitor()