218 	struct hns_roce_cmdq *hr_cmd = &hr_dev->cmd;  in hns_roce_cmd_use_events()  local
221 	hr_cmd->context = kmalloc_array(hr_cmd->max_cmds,  in hns_roce_cmd_use_events()
222 					sizeof(*hr_cmd->context),  in hns_roce_cmd_use_events()
224 	if (!hr_cmd->context)  in hns_roce_cmd_use_events()
227 	for (i = 0; i < hr_cmd->max_cmds; ++i) {  in hns_roce_cmd_use_events()
228 		hr_cmd->context[i].token = i;  in hns_roce_cmd_use_events()
229 		hr_cmd->context[i].next = i + 1;  in hns_roce_cmd_use_events()
232 	hr_cmd->context[hr_cmd->max_cmds - 1].next = -1;  in hns_roce_cmd_use_events()
233 	hr_cmd->free_head = 0;  in hns_roce_cmd_use_events()
235 	sema_init(&hr_cmd->event_sem, hr_cmd->max_cmds);  in hns_roce_cmd_use_events()
236 	spin_lock_init(&hr_cmd->context_lock);  in hns_roce_cmd_use_events()
238 	hr_cmd->token_mask = CMD_TOKEN_MASK;  in hns_roce_cmd_use_events()
239 	hr_cmd->use_events = 1;  in hns_roce_cmd_use_events()
241 	down(&hr_cmd->poll_sem);  in hns_roce_cmd_use_events()
248 	struct hns_roce_cmdq *hr_cmd = &hr_dev->cmd;  in hns_roce_cmd_use_polling()  local
251 	hr_cmd->use_events = 0;  in hns_roce_cmd_use_polling()
253 	for (i = 0; i < hr_cmd->max_cmds; ++i)  in hns_roce_cmd_use_polling()
254 		down(&hr_cmd->event_sem);  in hns_roce_cmd_use_polling()
256 	kfree(hr_cmd->context);  in hns_roce_cmd_use_polling()
257 	up(&hr_cmd->poll_sem);  in hns_roce_cmd_use_polling()