cavium/liquidio/lio_vf_rep.c

60 	struct octeon_soft_command *sc = NULL;
65 	sc = (struct octeon_soft_command *)
68 	if (!sc)
71 	init_completion(&sc->complete);
72 	sc->sc_status = OCTEON_REQUEST_PENDING;
74 	sc_req = (struct lio_vf_rep_req *)sc->virtdptr;
77 	rep_resp = (struct lio_vf_rep_resp *)sc->virtrptr;
81 	sc->iq_no = 0;
82 	octeon_prepare_soft_command(oct, sc, OPCODE_NIC,
85 	err = octeon_send_soft_command(oct, sc);
89 	err = wait_for_sc_completion_timeout(oct, sc, 0);
99 	WRITE_ONCE(sc->caller_is_done, true);
103 	octeon_free_soft_command(oct, sc);
351 	struct octeon_soft_command *sc = (struct octeon_soft_command *)buf;
352 	struct sk_buff *skb = sc->ctxptr;
356 	dma_unmap_single(&oct->pci_dev->dev, sc->dmadptr,
357 			 sc->datasize, DMA_TO_DEVICE);
359 	iq_no = sc->iq_no;
360 	octeon_free_soft_command(oct, sc);
376 	struct octeon_soft_command *sc;
392 	sc = (struct octeon_soft_command *)
394 	if (!sc) {
402 		octeon_free_soft_command(oct, sc);
406 	sc->dmadptr = dma_map_single(&oct->pci_dev->dev,
408 	if (dma_mapping_error(&oct->pci_dev->dev, sc->dmadptr)) {
410 		octeon_free_soft_command(oct, sc);
414 	sc->virtdptr = skb->data;
415 	sc->datasize = skb->len;
416 	sc->ctxptr = skb;
417 	sc->iq_no = parent_lio->txq;
419 	octeon_prepare_soft_command(oct, sc, OPCODE_NIC, OPCODE_NIC_VF_REP_PKT,
421 	pki_ih3 = (struct octeon_instr_pki_ih3 *)&sc->cmd.cmd3.pki_ih3;
424 	sc->callback = lio_vf_rep_packet_sent_callback;
425 	sc->callback_arg = sc;
427 	status = octeon_send_soft_command(oct, sc);
429 		dma_unmap_single(&oct->pci_dev->dev, sc->dmadptr,
430 				 sc->datasize, DMA_TO_DEVICE);
431 		octeon_free_soft_command(oct, sc);