scsi/esas2r/esas2r_io.c

46 void esas2r_start_request(struct esas2r_adapter *a, struct esas2r_request *rq)
49 	struct esas2r_request *startrq = rq;
54 		if (rq->vrq->scsi.function == VDA_FUNC_SCSI)
55 			rq->req_stat = RS_SEL2;
57 			rq->req_stat = RS_DEGRADED;
58 	} else if (likely(rq->vrq->scsi.function == VDA_FUNC_SCSI)) {
59 		t = a->targetdb + rq->target_id;
63 			rq->req_stat = RS_SEL;
66 			rq->vrq->scsi.target_id = cpu_to_le16(t->virt_targ_id);
75 				rq->req_stat = RS_SEL;
79 	if (unlikely(rq->req_stat != RS_PENDING)) {
80 		esas2r_complete_request(a, rq);
84 	esas2r_trace("rq=%p", rq);
85 	esas2r_trace("rq->vrq->scsi.handle=%x", rq->vrq->scsi.handle);
87 	if (rq->vrq->scsi.function == VDA_FUNC_SCSI) {
88 		esas2r_trace("rq->target_id=%d", rq->target_id);
89 		esas2r_trace("rq->vrq->scsi.flags=%x", rq->vrq->scsi.flags);
120 				struct esas2r_request *rq)
123 	esas2r_trace("rq=%p", rq);
124 	esas2r_trace("rq->vrq:%p", rq->vrq);
125 	esas2r_trace("rq->vrq_md->phys_addr:%x", rq->vrq_md->phys_addr);
127 	if (unlikely(rq->vrq->scsi.function == VDA_FUNC_FLASH
128 		     && rq->vrq->flash.sub_func == VDA_FLASH_COMMIT))
131 	list_add_tail(&rq->req_list, &a->active_list);
132 	esas2r_start_vda_request(a, rq);
138 			      struct esas2r_request *rq)
143 	rq->req_stat = RS_STARTED;
164 	if (rq->vda_req_sz == RQ_SIZE_DEFAULT)
165 		rq->vda_req_sz = (u16)(a->max_vdareq_size / sizeof(u32));
167 	element->address = cpu_to_le64(rq->vrq_md->phys_addr);
168 	element->length = cpu_to_le32(rq->vda_req_sz);
176 	esas2r_trace("rq->vrq->scsi.handle:%x", rq->vrq->scsi.handle);
178 	esas2r_trace("rq->vda_req_sz:%x", rq->vda_req_sz);
190 	struct esas2r_request *rq = sgc->first_req;
191 	union atto_vda_req *vrq = rq->vrq;
273 						 - (u8 *)rq->sg_table->
288 				rq->vda_req_sz =
302 			list_add(&sgl->next_desc, &rq->sg_table_head);
337 			 (u8 *)rq->sg_table->virt_addr));
354 		if (reqsize > rq->vda_req_sz)
355 			rq->vda_req_sz = reqsize;
373 	struct esas2r_request *rq = sgc->first_req;
458 			list_add(&sgl->next_desc, &rq->sg_table_head);
512 	if (!list_empty(&rq->sg_table_head)) {
527 	struct esas2r_request *rq = sgc->first_req;
529 	struct esas2r_target *t = a->targetdb + rq->target_id;
533 	u8 *cdb = (u8 *)&rq->vrq->scsi.cdb[0];
540 	if (rq->vrq->scsi.function == VDA_FUNC_SCSI
545 		switch (rq->vrq->scsi.cdb[0]) {
591 			rq->vrq->scsi.iblk_cnt_prd = 0;
600 				rq->flags |= RF_1ST_IBLK_BASE;
639 			rq->vrq->scsi.iblk_cnt_prd++;
650 	reqsize = ((u16)((u8 *)curr_iblk_chn - (u8 *)rq->vrq))
659 	if (reqsize > rq->vda_req_sz)
660 		rq->vda_req_sz = reqsize;
770 	struct esas2r_request *rq;
783 		rq = list_entry(element, struct esas2r_request, req_list);
785 		if (rq->vrq->scsi.function == VDA_FUNC_SCSI
786 		    && rq->target_id == targetid
787 		    && (((u8)le32_to_cpu(rq->vrq->scsi.flags)) == lun
790 			if (rq->req_stat == RS_PENDING) {
795 				if (esas2r_ioreq_aborted(a, rq, RS_ABORTED))
796 					list_add_tail(&rq->comp_list,
816 			rq = list_entry(element, struct esas2r_request,
818 			if (rq->vrq->scsi.function == VDA_FUNC_SCSI
819 			    && rq->target_id == targetid
820 			    && (((u8)le32_to_cpu(rq->vrq->scsi.flags)) == lun
858 bool esas2r_ioreq_aborted(struct esas2r_adapter *a, struct esas2r_request *rq,
862 	esas2r_trace("rq:%p", rq);
863 	list_del_init(&rq->req_list);
864 	if (rq->timeout > RQ_MAX_TIMEOUT) {
869 		rq->req_stat = RS_BUSY;
874 	rq->req_stat = status;