46 	struct mlx4_srq *srq;  in mlx4_srq_event()  local
50 	srq = radix_tree_lookup(&srq_table->tree, srqn & (dev->caps.num_srqs - 1));  in mlx4_srq_event()
51 	if (srq)  in mlx4_srq_event()
52 		atomic_inc(&srq->refcount);  in mlx4_srq_event()
56 	if (!srq) {  in mlx4_srq_event()
61 	srq->event(srq, event_type);  in mlx4_srq_event()
63 	if (atomic_dec_and_test(&srq->refcount))  in mlx4_srq_event()
64 		complete(&srq->free);  in mlx4_srq_event()
166 		   struct mlx4_mtt *mtt, u64 db_rec, struct mlx4_srq *srq)  in mlx4_srq_alloc()  argument
174 	err = mlx4_srq_alloc_icm(dev, &srq->srqn);  in mlx4_srq_alloc()
179 	err = radix_tree_insert(&srq_table->tree, srq->srqn, srq);  in mlx4_srq_alloc()
191 	srq_context->state_logsize_srqn = cpu_to_be32((ilog2(srq->max) << 24) |  in mlx4_srq_alloc()
192 						      srq->srqn);  in mlx4_srq_alloc()
193 	srq_context->logstride          = srq->wqe_shift - 4;  in mlx4_srq_alloc()
204 	err = mlx4_SW2HW_SRQ(dev, mailbox, srq->srqn);  in mlx4_srq_alloc()
209 	atomic_set(&srq->refcount, 1);  in mlx4_srq_alloc()
210 	init_completion(&srq->free);  in mlx4_srq_alloc()
216 	radix_tree_delete(&srq_table->tree, srq->srqn);  in mlx4_srq_alloc()
220 	mlx4_srq_free_icm(dev, srq->srqn);  in mlx4_srq_alloc()
225 void mlx4_srq_free(struct mlx4_dev *dev, struct mlx4_srq *srq)  in mlx4_srq_free()  argument
230 	err = mlx4_HW2SW_SRQ(dev, NULL, srq->srqn);  in mlx4_srq_free()
232 		mlx4_warn(dev, "HW2SW_SRQ failed (%d) for SRQN %06x\n", err, srq->srqn);  in mlx4_srq_free()
235 	radix_tree_delete(&srq_table->tree, srq->srqn);  in mlx4_srq_free()
238 	if (atomic_dec_and_test(&srq->refcount))  in mlx4_srq_free()
239 		complete(&srq->free);  in mlx4_srq_free()
240 	wait_for_completion(&srq->free);  in mlx4_srq_free()
242 	mlx4_srq_free_icm(dev, srq->srqn);  in mlx4_srq_free()
246 int mlx4_srq_arm(struct mlx4_dev *dev, struct mlx4_srq *srq, int limit_watermark)  in mlx4_srq_arm()  argument
248 	return mlx4_ARM_SRQ(dev, srq->srqn, limit_watermark);  in mlx4_srq_arm()
252 int mlx4_srq_query(struct mlx4_dev *dev, struct mlx4_srq *srq, int *limit_watermark)  in mlx4_srq_query()  argument
264 	err = mlx4_QUERY_SRQ(dev, mailbox, srq->srqn);  in mlx4_srq_query()
303 	struct mlx4_srq *srq;  in mlx4_srq_lookup()  local
307 	srq = radix_tree_lookup(&srq_table->tree,  in mlx4_srq_lookup()
311 	return srq;  in mlx4_srq_lookup()