scsi/qla2xxx/qla_iocb.c

499  * @qpair: queue pair pointer
509 __qla2x00_marker(struct scsi_qla_host *vha, struct qla_qpair *qpair,
514 	struct req_que *req = qpair->req;
518 	mrk = (mrk_entry_t *)__qla2x00_alloc_iocbs(qpair, NULL);
553 qla2x00_marker(struct scsi_qla_host *vha, struct qla_qpair *qpair,
559 	spin_lock_irqsave(qpair->qp_lock_ptr, flags);
560 	ret = __qla2x00_marker(vha, qpair, loop_id, lun, type);
561 	spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
601 	struct qla_qpair *qpair = sp->qpair;
618 		qpair->counters.output_bytes += scsi_bufflen(cmd);
619 		qpair->counters.output_requests++;
622 		qpair->counters.input_bytes += scsi_bufflen(cmd);
623 		qpair->counters.input_requests++;
635 		dsd_ptr = list_first_entry(&qpair->dsd_list, struct dsd_dma, list);
638 		qpair->dsd_avail--;
641 		qpair->dsd_inuse++;
709 	struct qla_qpair *qpair = sp->qpair;
727 		qpair->counters.output_bytes += scsi_bufflen(cmd);
728 		qpair->counters.output_requests++;
731 		qpair->counters.input_bytes += scsi_bufflen(cmd);
732 		qpair->counters.input_requests++;
1595 	if (qla_get_fw_resources(sp->qpair, &sp->iores))
1664 	sp->qpair->cmd_cnt++;
1682 	qla_put_fw_resources(sp->qpair, &sp->iores);
1802 	if (qla_get_fw_resources(sp->qpair, &sp->iores))
1870 	sp->qpair->cmd_cnt++;
1890 	qla_put_fw_resources(sp->qpair, &sp->iores);
1918 	struct qla_qpair *qpair = sp->qpair;
1923 	/* Acquire qpair specific lock */
1924 	spin_lock_irqsave(&qpair->qp_lock, flags);
1926 	/* Setup qpair pointers */
1927 	req = qpair->req;
1928 	rsp = qpair->rsp;
1935 		if (__qla2x00_marker(vha, qpair, 0, 0, MK_SYNC_ALL) !=
1937 			spin_unlock_irqrestore(&qpair->qp_lock, flags);
1962 	if (qla_get_fw_resources(sp->qpair, &sp->iores))
2031 	sp->qpair->cmd_cnt++;
2042 	spin_unlock_irqrestore(&qpair->qp_lock, flags);
2049 	qla_put_fw_resources(sp->qpair, &sp->iores);
2050 	spin_unlock_irqrestore(&qpair->qp_lock, flags);
2081 	struct qla_qpair	*qpair = sp->qpair;
2086 	if (!qpair->online) {
2091 	if (!qpair->difdix_supported &&
2105 	spin_lock_irqsave(&qpair->qp_lock, flags);
2107 	/* Setup qpair pointers */
2108 	rsp = qpair->rsp;
2109 	req = qpair->req;
2116 		if (__qla2x00_marker(vha, qpair, 0, 0, MK_SYNC_ALL) !=
2118 			spin_unlock_irqrestore(&qpair->qp_lock, flags);
2184 	if (qla_get_fw_resources(sp->qpair, &sp->iores))
2251 	sp->qpair->cmd_cnt++;
2260 	spin_unlock_irqrestore(&qpair->qp_lock, flags);
2271 	qla_put_fw_resources(sp->qpair, &sp->iores);
2272 	spin_unlock_irqrestore(&qpair->qp_lock, flags);
2282 __qla2x00_alloc_iocbs(struct qla_qpair *qpair, srb_t *sp)
2284 	scsi_qla_host_t *vha = qpair->vha;
2286 	struct req_que *req = qpair->req;
2303 		if (qpair->use_shadow_reg)
2318 		if (!qpair->use_shadow_reg && cnt == ISP_REG16_DISCONNECT) {
2361 	qpair->tgt_counters.num_alloc_iocb_failed++;
2366 qla2x00_alloc_iocbs_ready(struct qla_qpair *qpair, srb_t *sp)
2368 	scsi_qla_host_t *vha = qpair->vha;
2373 	return __qla2x00_alloc_iocbs(qpair, sp);
2548 	struct req_que *req = sp->qpair->req;
2672 		spin_lock_irqsave(sp->qpair->qp_lock_ptr, flags);
2673 		for (h = 1; h < sp->qpair->req->num_outstanding_cmds; h++) {
2674 			if (sp->qpair->req->outstanding_cmds[h] == sp) {
2675 				sp->qpair->req->outstanding_cmds[h] = NULL;
2679 		spin_unlock_irqrestore(sp->qpair->qp_lock_ptr, flags);
2880 		spin_lock_irqsave(sp->qpair->qp_lock_ptr, flags);
2881 		for (h = 1; h < sp->qpair->req->num_outstanding_cmds; h++) {
2882 			if (sp->qpair->req->outstanding_cmds[h] == sp) {
2883 				sp->qpair->req->outstanding_cmds[h] = NULL;
2887 		spin_unlock_irqrestore(sp->qpair->qp_lock_ptr, flags);
3141 /* it is assume qpair lock is held */
3390 	struct qla_qpair *qpair = sp->qpair;
3439 		if ((more_dsd_lists + qpair->dsd_inuse) >= NUM_DSD_CHAIN) {
3442 			    more_dsd_lists + qpair->dsd_inuse, NUM_DSD_CHAIN,
3447 		if (more_dsd_lists <= qpair->dsd_avail)
3450 			more_dsd_lists -= qpair->dsd_avail;
3470 			list_add_tail(&dsd_ptr->list, &qpair->dsd_list);
3471 			qpair->dsd_avail++;
3693 	struct req_que *req = sp->qpair->req;
3904 	return qla_get_fw_resources(sp->qpair, &sp->iores);
3912 	mrk->handle = make_handle(sp->qpair->req->id, sp->handle);
3927 	struct qla_qpair *qp = sp->qpair;
3941 	pkt = qla2x00_alloc_iocbs_ready(sp->qpair, sp);
4045 		qla_put_fw_resources(sp->qpair, &sp->iores);
4251 	struct qla_qpair *qpair = sp->qpair;
4259 	/* Acquire qpair specific lock */
4260 	spin_lock_irqsave(&qpair->qp_lock, flags);
4262 	/* Setup qpair pointers */
4263 	req = qpair->req;
4264 	rsp = qpair->rsp;
4271 		if (__qla2x00_marker(vha, qpair, 0, 0, MK_SYNC_ALL) != QLA_SUCCESS) {
4272 			spin_unlock_irqrestore(&qpair->qp_lock, flags);
4301 	if (qla_get_fw_resources(sp->qpair, &sp->iores))
4305 	if ((more_dsd_lists + qpair->dsd_inuse) >= NUM_DSD_CHAIN) {
4308 		       more_dsd_lists + qpair->dsd_inuse, NUM_DSD_CHAIN, cmd);
4312 	if (more_dsd_lists <= qpair->dsd_avail)
4315 		more_dsd_lists -= qpair->dsd_avail;
4334 		list_add_tail(&dsd_ptr->list, &qpair->dsd_list);
4335 		qpair->dsd_avail++;
4459 	sp->qpair->cmd_cnt++;
4470 	spin_unlock_irqrestore(&qpair->qp_lock, flags);
4481 	qla_put_fw_resources(sp->qpair, &sp->iores);
4488 	spin_unlock_irqrestore(&qpair->qp_lock, flags);