278 			bytes = vscsi->cmd_q.size * PAGE_SIZE;  in ibmvscsis_free_command_q()
279 			memset(vscsi->cmd_q.base_addr, 0, bytes);  in ibmvscsis_free_command_q()
280 			vscsi->cmd_q.index = 0;  in ibmvscsis_free_command_q()
363 	crq = ibmvscsis_cmd_q_dequeue(vscsi->cmd_q.mask, &vscsi->cmd_q.index,  in ibmvscsis_check_init_msg()
364 				      vscsi->cmd_q.base_addr);  in ibmvscsis_check_init_msg()
377 		crq = ibmvscsis_cmd_q_dequeue(vscsi->cmd_q.mask,  in ibmvscsis_check_init_msg()
378 					      &vscsi->cmd_q.index,  in ibmvscsis_check_init_msg()
379 					      vscsi->cmd_q.base_addr);  in ibmvscsis_check_init_msg()
896 			bytes = vscsi->cmd_q.size * PAGE_SIZE;  in ibmvscsis_reset_queue()
898 				       vscsi->cmd_q.crq_token, bytes);  in ibmvscsis_reset_queue()
982 	crq = vscsi->cmd_q.base_addr + vscsi->cmd_q.index;  in ibmvscsis_ready_for_suspend()
1176 		vscsi->flags, vscsi->state, vscsi->cmd_q.index);  in ibmvscsis_poll_cmd_q()
1179 	crq = vscsi->cmd_q.base_addr + vscsi->cmd_q.index;  in ibmvscsis_poll_cmd_q()
1185 		vscsi->cmd_q.index =  in ibmvscsis_poll_cmd_q()
1186 			(vscsi->cmd_q.index + 1) & vscsi->cmd_q.mask;  in ibmvscsis_poll_cmd_q()
1210 				if (vscsi->cmd_q.index)  in ibmvscsis_poll_cmd_q()
1211 					vscsi->cmd_q.index -= 1;  in ibmvscsis_poll_cmd_q()
1217 					vscsi->cmd_q.index = vscsi->cmd_q.mask;  in ibmvscsis_poll_cmd_q()
1224 		crq = vscsi->cmd_q.base_addr + vscsi->cmd_q.index;  in ibmvscsis_poll_cmd_q()
2970 	bytes = vscsi->cmd_q.size * PAGE_SIZE;  in ibmvscsis_enable_change_state()
2971 	rc = h_reg_crq(vscsi->dds.unit_id, vscsi->cmd_q.crq_token, bytes);  in ibmvscsis_enable_change_state()
3005 	vscsi->cmd_q.size = pages;  in ibmvscsis_create_command_q()
3007 	vscsi->cmd_q.base_addr =  in ibmvscsis_create_command_q()
3009 	if (!vscsi->cmd_q.base_addr)  in ibmvscsis_create_command_q()
3012 	vscsi->cmd_q.mask = ((uint)pages * CRQ_PER_PAGE) - 1;  in ibmvscsis_create_command_q()
3014 	vscsi->cmd_q.crq_token = dma_map_single(&vdev->dev,  in ibmvscsis_create_command_q()
3015 						vscsi->cmd_q.base_addr,  in ibmvscsis_create_command_q()
3017 	if (dma_mapping_error(&vdev->dev, vscsi->cmd_q.crq_token)) {  in ibmvscsis_create_command_q()
3018 		free_page((unsigned long)vscsi->cmd_q.base_addr);  in ibmvscsis_create_command_q()
3036 	dma_unmap_single(&vscsi->dma_dev->dev, vscsi->cmd_q.crq_token,  in ibmvscsis_destroy_command_q()
3038 	free_page((unsigned long)vscsi->cmd_q.base_addr);  in ibmvscsis_destroy_command_q()
3039 	vscsi->cmd_q.base_addr = NULL;  in ibmvscsis_destroy_command_q()
3347 	crq = vscsi->cmd_q.base_addr + vscsi->cmd_q.index;  in ibmvscsis_handle_crq()
3359 		vscsi->cmd_q.index =  in ibmvscsis_handle_crq()
3360 			(vscsi->cmd_q.index + 1) & vscsi->cmd_q.mask;  in ibmvscsis_handle_crq()
3381 				if (vscsi->cmd_q.index)  in ibmvscsis_handle_crq()
3382 					vscsi->cmd_q.index -= 1;  in ibmvscsis_handle_crq()
3388 					vscsi->cmd_q.index = vscsi->cmd_q.mask;  in ibmvscsis_handle_crq()
3395 		crq = vscsi->cmd_q.base_addr + vscsi->cmd_q.index;  in ibmvscsis_handle_crq()
3412 			vscsi->flags, vscsi->state, vscsi->cmd_q.index);  in ibmvscsis_handle_crq()