192 zfcp_qdio_sbal_chain(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req)  in zfcp_qdio_sbal_chain()  argument
197 	sbale = zfcp_qdio_sbale_curr(qdio, q_req);  in zfcp_qdio_sbal_chain()
201 	if (q_req->sbal_last == q_req->sbal_limit)  in zfcp_qdio_sbal_chain()
205 	sbale = zfcp_qdio_sbale_req(qdio, q_req);  in zfcp_qdio_sbal_chain()
209 	q_req->sbal_last++;  in zfcp_qdio_sbal_chain()
210 	q_req->sbal_last %= QDIO_MAX_BUFFERS_PER_Q;  in zfcp_qdio_sbal_chain()
213 	q_req->sbal_number++;  in zfcp_qdio_sbal_chain()
214 	BUG_ON(q_req->sbal_number > ZFCP_QDIO_MAX_SBALS_PER_REQ);  in zfcp_qdio_sbal_chain()
217 	q_req->sbale_curr = 0;  in zfcp_qdio_sbal_chain()
220 	sbale = zfcp_qdio_sbale_curr(qdio, q_req);  in zfcp_qdio_sbal_chain()
221 	sbale->sflags |= q_req->sbtype;  in zfcp_qdio_sbal_chain()
227 zfcp_qdio_sbale_next(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req)  in zfcp_qdio_sbale_next()  argument
229 	if (q_req->sbale_curr == qdio->max_sbale_per_sbal - 1)  in zfcp_qdio_sbale_next()
230 		return zfcp_qdio_sbal_chain(qdio, q_req);  in zfcp_qdio_sbale_next()
231 	q_req->sbale_curr++;  in zfcp_qdio_sbale_next()
232 	return zfcp_qdio_sbale_curr(qdio, q_req);  in zfcp_qdio_sbale_next()
242 int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req,  in zfcp_qdio_sbals_from_sg()  argument
248 	sbale = zfcp_qdio_sbale_req(qdio, q_req);  in zfcp_qdio_sbals_from_sg()
249 	sbale->sflags |= q_req->sbtype;  in zfcp_qdio_sbals_from_sg()
252 		sbale = zfcp_qdio_sbale_next(qdio, q_req);  in zfcp_qdio_sbals_from_sg()
255 			zfcp_qdio_zero_sbals(qdio->req_q, q_req->sbal_first,  in zfcp_qdio_sbals_from_sg()
256 					     q_req->sbal_number);  in zfcp_qdio_sbals_from_sg()
311 int zfcp_qdio_send(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req)  in zfcp_qdio_send()  argument
314 	u8 sbal_number = q_req->sbal_number;  in zfcp_qdio_send()
330 					       q_req->sbal_first, sbal_number,  in zfcp_qdio_send()
336 		zfcp_qdio_zero_sbals(qdio->req_q, q_req->sbal_first,  in zfcp_qdio_send()