135 zfcp_qdio_sbal_chain(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req)  in zfcp_qdio_sbal_chain()  argument
140 	sbale = zfcp_qdio_sbale_curr(qdio, q_req);  in zfcp_qdio_sbal_chain()
144 	if (q_req->sbal_last == q_req->sbal_limit)  in zfcp_qdio_sbal_chain()
148 	sbale = zfcp_qdio_sbale_req(qdio, q_req);  in zfcp_qdio_sbal_chain()
152 	q_req->sbal_last++;  in zfcp_qdio_sbal_chain()
153 	q_req->sbal_last %= QDIO_MAX_BUFFERS_PER_Q;  in zfcp_qdio_sbal_chain()
156 	q_req->sbal_number++;  in zfcp_qdio_sbal_chain()
157 	BUG_ON(q_req->sbal_number > ZFCP_QDIO_MAX_SBALS_PER_REQ);  in zfcp_qdio_sbal_chain()
160 	q_req->sbale_curr = 0;  in zfcp_qdio_sbal_chain()
163 	sbale = zfcp_qdio_sbale_curr(qdio, q_req);  in zfcp_qdio_sbal_chain()
164 	sbale->sflags |= q_req->sbtype;  in zfcp_qdio_sbal_chain()
170 zfcp_qdio_sbale_next(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req)  in zfcp_qdio_sbale_next()  argument
172 	if (q_req->sbale_curr == qdio->max_sbale_per_sbal - 1)  in zfcp_qdio_sbale_next()
173 		return zfcp_qdio_sbal_chain(qdio, q_req);  in zfcp_qdio_sbale_next()
174 	q_req->sbale_curr++;  in zfcp_qdio_sbale_next()
175 	return zfcp_qdio_sbale_curr(qdio, q_req);  in zfcp_qdio_sbale_next()
185 int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req,  in zfcp_qdio_sbals_from_sg()  argument
191 	sbale = zfcp_qdio_sbale_req(qdio, q_req);  in zfcp_qdio_sbals_from_sg()
192 	sbale->sflags |= q_req->sbtype;  in zfcp_qdio_sbals_from_sg()
195 		sbale = zfcp_qdio_sbale_next(qdio, q_req);  in zfcp_qdio_sbals_from_sg()
198 			zfcp_qdio_zero_sbals(qdio->req_q, q_req->sbal_first,  in zfcp_qdio_sbals_from_sg()
199 					     q_req->sbal_number);  in zfcp_qdio_sbals_from_sg()
254 int zfcp_qdio_send(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req)  in zfcp_qdio_send()  argument
257 	u8 sbal_number = q_req->sbal_number;  in zfcp_qdio_send()
264 			 q_req->sbal_first, sbal_number);  in zfcp_qdio_send()
267 		zfcp_qdio_zero_sbals(qdio->req_q, q_req->sbal_first,  in zfcp_qdio_send()