endpoint/functions/pci-epf-vntb.c

9  * Based on pci-epf-ntb.c
45 #include <linux/pci-epf.h>
120 	struct pci_epf *epf;
213 	func_no = ntb->epf->func_no;
214 	vfunc_no = ntb->epf->vfunc_no;
216 	ret = pci_epc_map_addr(ntb->epf->epc, func_no, vfunc_no, phys_addr, addr, size);
218 		dev_err(&ntb->epf->epc->dev,
233 	pci_epc_unmap_addr(ntb->epf->epc,
234 			   ntb->epf->func_no,
235 			   ntb->epf->vfunc_no,
277 	dev = &ntb->epf->dev;
346 	epf_bar = &ntb->epf->bar[barno];
348 	pci_epc_clear_bar(ntb->epf->epc, ntb->epf->func_no, ntb->epf->vfunc_no, epf_bar);
371 	dev = &ntb->epf->dev;
372 	func_no = ntb->epf->func_no;
373 	vfunc_no = ntb->epf->vfunc_no;
375 	epf_bar = &ntb->epf->bar[barno];
377 	ret = pci_epc_set_bar(ntb->epf->epc, func_no, vfunc_no, epf_bar);
395 	pci_epf_free_space(ntb->epf, ntb->reg, barno, 0);
416 	struct pci_epf *epf = ntb->epf;
417 	struct device *dev = &epf->dev;
421 	const struct pci_epc_features *epc_features = pci_epc_get_features(epf->epc,
422 								epf->func_no,
423 								epf->vfunc_no);
449 	base = pci_epf_alloc_space(epf, size, barno, epc_features, 0);
490 	dev = &ntb->epf->dev;
492 	epc_features = pci_epc_get_features(ntb->epf->epc, ntb->epf->func_no, ntb->epf->vfunc_no);
508 		ret = pci_epc_set_msi(ntb->epf->epc,
509 				      ntb->epf->func_no,
510 				      ntb->epf->vfunc_no,
530 	struct device *dev = &ntb->epf->dev;
537 	epc_features = pci_epc_get_features(ntb->epf->epc,
538 					    ntb->epf->func_no,
539 					    ntb->epf->vfunc_no);
542 	mw_addr = pci_epf_alloc_space(ntb->epf, size, barno, epc_features, 0);
550 	epf_bar = &ntb->epf->bar[barno];
552 	ret = pci_epc_set_bar(ntb->epf->epc, ntb->epf->func_no, ntb->epf->vfunc_no, epf_bar);
560 	pci_epf_free_space(ntb->epf, mw_addr, barno, 0);
576 	pci_epf_free_space(ntb->epf, ntb->epf_db, barno, 0);
577 	pci_epc_clear_bar(ntb->epf->epc,
578 			  ntb->epf->func_no,
579 			  ntb->epf->vfunc_no,
580 			  &ntb->epf->bar[barno]);
595 	struct device *dev = &ntb->epf->dev;
601 		ntb->epf->bar[barno].barno = barno;
602 		ntb->epf->bar[barno].size = size;
603 		ntb->epf->bar[barno].addr = NULL;
604 		ntb->epf->bar[barno].phys_addr = 0;
605 		ntb->epf->bar[barno].flags |= upper_32_bits(size) ?
609 		ret = pci_epc_set_bar(ntb->epf->epc,
610 				      ntb->epf->func_no,
611 				      ntb->epf->vfunc_no,
612 				      &ntb->epf->bar[barno]);
619 		ntb->vpci_mw_addr[i] = pci_epc_mem_alloc_addr(ntb->epf->epc,
632 	pci_epc_clear_bar(ntb->epf->epc,
633 			  ntb->epf->func_no,
634 			  ntb->epf->vfunc_no,
635 			  &ntb->epf->bar[barno]);
653 		pci_epc_clear_bar(ntb->epf->epc,
654 				  ntb->epf->func_no,
655 				  ntb->epf->vfunc_no,
656 				  &ntb->epf->bar[barno]);
658 		pci_epc_mem_free_addr(ntb->epf->epc,
673 	pci_epc_remove_epf(ntb->epf->epc, ntb->epf, 0);
674 	pci_epc_put(ntb->epf->epc);
695 	dev = &ntb->epf->dev;
696 	epc_features = pci_epc_get_features(ntb->epf->epc, ntb->epf->func_no, ntb->epf->vfunc_no);
735 	struct pci_epf *epf;
739 	epf = ntb->epf;
740 	dev = &epf->dev;
741 	epc = epf->epc;
742 	func_no = ntb->epf->func_no;
743 	vfunc_no = ntb->epf->vfunc_no;
770 		ret = pci_epc_write_header(epc, func_no, vfunc_no, epf->header);
840 	struct device *dev = &ntb->epf->dev;				\
860 	struct device *dev = &ntb->epf->dev;				\
954  * @epf: NTB endpoint function device
963 static struct config_group *epf_ntb_add_cfs(struct pci_epf *epf,
966 	struct epf_ntb *ntb = epf_get_drvdata(epf);
968 	struct device *dev = &epf->dev;
1069 	epf_bar = &ntb->epf->bar[barno];
1074 	ret = pci_epc_set_bar(ntb->epf->epc, 0, 0, epf_bar);
1161 	func_no = ntb->epf->func_no;
1162 	vfunc_no = ntb->epf->vfunc_no;
1164 	ret = pci_epc_raise_irq(ntb->epf->epc, func_no, vfunc_no,
1291  * @epf: NTB endpoint function device
1300 static int epf_ntb_bind(struct pci_epf *epf)
1302 	struct epf_ntb *ntb = epf_get_drvdata(epf);
1303 	struct device *dev = &epf->dev;
1306 	if (!epf->epc) {
1329 	epf_set_drvdata(epf, ntb);
1356  * @epf: NTB endpoint function device
1360 static void epf_ntb_unbind(struct pci_epf *epf)
1362 	struct epf_ntb *ntb = epf_get_drvdata(epf);
1380  * @epf: NTB endpoint function device
1388 static int epf_ntb_probe(struct pci_epf *epf,
1394 	dev = &epf->dev;
1400 	epf->header = &epf_ntb_header;
1401 	ntb->epf = epf;
1403 	epf_set_drvdata(epf, ntb);
1405 	dev_info(dev, "pci-ep epf driver loaded\n");
1433 		pr_err("Failed to register pci epf ntb driver --> %d\n", ret);