cavium/liquidio/request_manager.c

372 	struct octeon_soft_command *sc;
393 			sc = buf;
396 			 * process  sc. Add sc to the ordered soft
404 			list_add_tail(&sc->node, &oct->response_list
578 			    struct octeon_soft_command *sc,
598 		ih3 = (struct octeon_instr_ih3 *)&sc->cmd.cmd3.ih3;
600 		ih3->pkind = oct->instr_queue[sc->iq_no]->txpciq.s.pkind;
602 		pki_ih3 = (struct octeon_instr_pki_ih3 *)&sc->cmd.cmd3.pki_ih3;
608 			oct->instr_queue[sc->iq_no]->txpciq.s.use_qpg;
613 			oct->instr_queue[sc->iq_no]->txpciq.s.ctrl_qpg;
618 		if (sc->datasize)
619 			ih3->dlengsz = sc->datasize;
621 		irh            = (struct octeon_instr_irh *)&sc->cmd.cmd3.irh;
627 		sc->cmd.cmd3.ossp[0] = ossp0;
628 		sc->cmd.cmd3.ossp[1] = ossp1;
630 		if (sc->rdatasize) {
631 			rdp = (struct octeon_instr_rdp *)&sc->cmd.cmd3.rdp;
633 			rdp->rlen      = sc->rdatasize;
647 		ih2          = (struct octeon_instr_ih2 *)&sc->cmd.cmd2.ih2;
653 		if (sc->datasize) {
654 			ih2->dlengsz = sc->datasize;
658 		irh            = (struct octeon_instr_irh *)&sc->cmd.cmd2.irh;
664 		sc->cmd.cmd2.ossp[0] = ossp0;
665 		sc->cmd.cmd2.ossp[1] = ossp1;
667 		if (sc->rdatasize) {
668 			rdp = (struct octeon_instr_rdp *)&sc->cmd.cmd2.rdp;
670 			rdp->rlen      = sc->rdatasize;
685 			     struct octeon_soft_command *sc)
693 	iq = oct->instr_queue[sc->iq_no];
696 			sc->iq_no);
697 		INCR_INSTRQUEUE_PKT_COUNT(oct, sc->iq_no, instr_dropped, 1);
702 		ih3 =  (struct octeon_instr_ih3 *)&sc->cmd.cmd3.ih3;
704 			WARN_ON(!sc->dmadptr);
705 			sc->cmd.cmd3.dptr = sc->dmadptr;
707 		irh = (struct octeon_instr_irh *)&sc->cmd.cmd3.irh;
709 			WARN_ON(!sc->dmarptr);
710 			WARN_ON(!sc->status_word);
711 			*sc->status_word = COMPLETION_WORD_INIT;
712 			sc->cmd.cmd3.rptr = sc->dmarptr;
716 		ih2 = (struct octeon_instr_ih2 *)&sc->cmd.cmd2.ih2;
718 			WARN_ON(!sc->dmadptr);
719 			sc->cmd.cmd2.dptr = sc->dmadptr;
721 		irh = (struct octeon_instr_irh *)&sc->cmd.cmd2.irh;
723 			WARN_ON(!sc->dmarptr);
724 			WARN_ON(!sc->status_word);
725 			*sc->status_word = COMPLETION_WORD_INIT;
726 			sc->cmd.cmd2.rptr = sc->dmarptr;
731 	sc->expiry_time = jiffies + msecs_to_jiffies(LIO_SC_MAX_TMO_MS);
733 	return (octeon_send_command(oct, sc->iq_no, 1, &sc->cmd, sc,
742 	struct octeon_soft_command *sc;
749 		sc = (struct octeon_soft_command *)
753 		if (!sc) {
758 		sc->dma_addr = dma_addr;
759 		sc->size = SOFT_COMMAND_BUFFER_SIZE;
761 		list_add_tail(&sc->node, &oct->sc_buf_pool.head);
771 	struct octeon_soft_command *sc;
786 		sc = list_entry(tmp, struct octeon_soft_command, node);
788 		if (READ_ONCE(sc->caller_is_done)) {
789 			list_del(&sc->node);
792 			if (*sc->status_word == COMPLETION_WORD_INIT) {
793 				/* timeout; move sc to zombie list */
794 				list_add_tail(&sc->node, &zombie_sc_list->head);
797 				octeon_free_soft_command(oct, sc);
811 	struct octeon_soft_command *sc;
823 		sc = list_entry(tmp, struct octeon_soft_command, node);
824 		octeon_free_soft_command(oct, sc);
836 	struct octeon_soft_command *sc;
845 		sc = (struct octeon_soft_command *)tmp;
847 		lio_dma_free(oct, sc->size, sc, sc->dma_addr);
866 	struct octeon_soft_command *sc = NULL;
891 	sc = (struct octeon_soft_command *)tmp;
893 	dma_addr = sc->dma_addr;
894 	size = sc->size;
896 	memset(sc, 0, sc->size);
898 	sc->dma_addr = dma_addr;
899 	sc->size = size;
902 		sc->ctxptr = (u8 *)sc + offset;
903 		sc->ctxsize = ctxsize;
910 		sc->virtdptr = (u8 *)sc + offset;
911 		sc->dmadptr = dma_addr + offset;
912 		sc->datasize = datasize;
920 		sc->virtrptr = (u8 *)sc + offset;
921 		sc->dmarptr = dma_addr + offset;
922 		sc->rdatasize = rdatasize;
923 		sc->status_word = (u64 *)((u8 *)(sc->virtrptr) + rdatasize - 8);
926 	return sc;
931 			      struct octeon_soft_command *sc)
935 	list_add_tail(&sc->node, &oct->sc_buf_pool.head);