57 	struct pci_dev *pdev;  member
119 static void vga_arb_device_card_gone(struct pci_dev *pdev);
122 static struct vga_device *vgadev_find(struct pci_dev *pdev)  in vgadev_find()  argument
127 		if (pdev == vgadev->pdev)  in vgadev_find()
140 void vga_set_default_device(struct pci_dev *pdev)  in vga_set_default_device()  argument
142 	if (vga_default == pdev)  in vga_set_default_device()
146 	vga_default = pci_dev_get(pdev);  in vga_set_default_device()
217 		if (!vga_conflicts(vgadev->pdev, conflict->pdev))  in __vga_tryget()
226 		if (vgadev->pdev->bus != conflict->pdev->bus) {  in __vga_tryget()
270 		pci_set_vga_state(conflict->pdev, false, pci_bits, flags);  in __vga_tryget()
299 	pci_set_vga_state(vgadev->pdev, true, pci_bits, flags);  in __vga_tryget()
358 int vga_get(struct pci_dev *pdev, unsigned int rsrc, int interruptible)  in vga_get()  argument
367 	if (pdev == NULL)  in vga_get()
368 		pdev = vga_default_device();  in vga_get()
369 	if (pdev == NULL)  in vga_get()
374 		vgadev = vgadev_find(pdev);  in vga_get()
408 int vga_tryget(struct pci_dev *pdev, unsigned int rsrc)  in vga_tryget()  argument
417 	if (pdev == NULL)  in vga_tryget()
418 		pdev = vga_default_device();  in vga_tryget()
419 	if (pdev == NULL)  in vga_tryget()
422 	vgadev = vgadev_find(pdev);  in vga_tryget()
435 void vga_put(struct pci_dev *pdev, unsigned int rsrc)  in vga_put()  argument
441 	if (pdev == NULL)  in vga_put()
442 		pdev = vga_default_device();  in vga_put()
443 	if (pdev == NULL)  in vga_put()
446 	vgadev = vgadev_find(pdev);  in vga_put()
476 	new_bus = vgadev->pdev->bus;  in vga_arbiter_check_bridge_sharing()
482 			bus = same_bridge_vgadev->pdev->bus;  in vga_arbiter_check_bridge_sharing()
499 					if (bridge == vgadev->pdev->bus->self)  in vga_arbiter_check_bridge_sharing()
515 static bool vga_arbiter_add_pci_device(struct pci_dev *pdev)  in vga_arbiter_add_pci_device()  argument
524 	if ((pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA)  in vga_arbiter_add_pci_device()
542 	if (vgadev_find(pdev) != NULL) {  in vga_arbiter_add_pci_device()
546 	vgadev->pdev = pdev;  in vga_arbiter_add_pci_device()
557 	pci_read_config_word(pdev, PCI_COMMAND, &cmd);  in vga_arbiter_add_pci_device()
564 	bus = pdev->bus;  in vga_arbiter_add_pci_device()
585 			pci_name(pdev));  in vga_arbiter_add_pci_device()
586 		vga_set_default_device(pdev);  in vga_arbiter_add_pci_device()
595 		pci_name(pdev),  in vga_arbiter_add_pci_device()
608 static bool vga_arbiter_del_pci_device(struct pci_dev *pdev)  in vga_arbiter_del_pci_device()  argument
615 	vgadev = vgadev_find(pdev);  in vga_arbiter_del_pci_device()
621 	if (vga_default == pdev)  in vga_arbiter_del_pci_device()
633 	vga_arb_device_card_gone(pdev);  in vga_arbiter_del_pci_device()
655 		pci_name(vgadev->pdev),  in vga_update_device_decodes()
679 static void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace)  in __vga_set_legacy_decoding()  argument
687 	vgadev = vgadev_find(pdev);  in __vga_set_legacy_decoding()
706 void vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes)  in vga_set_legacy_decoding()  argument
708 	__vga_set_legacy_decoding(pdev, decodes, false);  in vga_set_legacy_decoding()
713 int vga_client_register(struct pci_dev *pdev, void *cookie,  in vga_client_register()  argument
722 	vgadev = vgadev_find(pdev);  in vga_client_register()
798 	struct pci_dev *pdev;  member
840 	struct pci_dev *pdev;  in vga_arb_read()  local
856 	pdev = priv->target;  in vga_arb_read()
857 	if (pdev == NULL || pdev == PCI_INVALID_CARD) {  in vga_arb_read()
864 	vgadev = vgadev_find(pdev);  in vga_arb_read()
869 		if (pdev == priv->target)  in vga_arb_read()
870 			vga_arb_device_card_gone(pdev);  in vga_arb_read()
879 		       vga_decode_count, pci_name(pdev),  in vga_arb_read()
907 	struct pci_dev *pdev;  in vga_arb_write()  local
944 		pdev = priv->target;  in vga_arb_write()
950 		vga_get_uninterruptible(pdev, io_state);  in vga_arb_write()
954 			if (priv->cards[i].pdev == pdev) {  in vga_arb_write()
987 		pdev = priv->target;  in vga_arb_write()
993 			if (priv->cards[i].pdev == pdev)  in vga_arb_write()
1012 		vga_put(pdev, io_state);  in vga_arb_write()
1038 		pdev = priv->target;  in vga_arb_write()
1044 		if (vga_tryget(pdev, io_state)) {  in vga_arb_write()
1047 				if (priv->cards[i].pdev == pdev) {  in vga_arb_write()
1071 			pdev = pci_dev_get(vga_default_device());  in vga_arb_write()
1081 			pdev = pci_get_domain_bus_and_slot(domain, bus, devfn);  in vga_arb_write()
1082 			pr_debug("vgaarb: pdev %p\n", pdev);  in vga_arb_write()
1083 			if (!pdev) {  in vga_arb_write()
1091 		vgadev = vgadev_find(pdev);  in vga_arb_write()
1095 			pci_dev_put(pdev);  in vga_arb_write()
1100 		priv->target = pdev;  in vga_arb_write()
1102 			if (priv->cards[i].pdev == pdev)  in vga_arb_write()
1104 			if (priv->cards[i].pdev == NULL) {  in vga_arb_write()
1105 				priv->cards[i].pdev = pdev;  in vga_arb_write()
1114 			pci_dev_put(pdev);  in vga_arb_write()
1121 		pci_dev_put(pdev);  in vga_arb_write()
1134 		pdev = priv->target;  in vga_arb_write()
1140 		__vga_set_legacy_decoding(pdev, io_state, true);  in vga_arb_write()
1184 	priv->cards[0].pdev = priv->target;  in vga_arb_open()
1208 		if (uc->pdev == NULL)  in vga_arb_release()
1213 			vga_put(uc->pdev, VGA_RSRC_LEGACY_IO);  in vga_arb_release()
1215 			vga_put(uc->pdev, VGA_RSRC_LEGACY_MEM);  in vga_arb_release()
1224 static void vga_arb_device_card_gone(struct pci_dev *pdev)  in vga_arb_device_card_gone()  argument
1260 	struct pci_dev *pdev = to_pci_dev(dev);  in pci_notify()  local
1269 		notify = vga_arbiter_add_pci_device(pdev);  in pci_notify()
1271 		notify = vga_arbiter_del_pci_device(pdev);  in pci_notify()
1298 	struct pci_dev *pdev;  in vga_arb_device_init()  local
1309 	pdev = NULL;  in vga_arb_device_init()
1310 	while ((pdev =  in vga_arb_device_init()
1312 			       PCI_ANY_ID, pdev)) != NULL)  in vga_arb_device_init()
1313 		vga_arbiter_add_pci_device(pdev);  in vga_arb_device_init()
1329 			if (!(pci_resource_flags(vgadev->pdev, i) & IORESOURCE_MEM))  in vga_arb_device_init()
1332 			start = pci_resource_start(vgadev->pdev, i);  in vga_arb_device_init()
1333 			end  = pci_resource_end(vgadev->pdev, i);  in vga_arb_device_init()
1343 					pci_name(vgadev->pdev));  in vga_arb_device_init()
1344 			else if (vgadev->pdev != vga_default_device())  in vga_arb_device_init()
1346 					pci_name(vgadev->pdev));  in vga_arb_device_init()
1347 			vga_set_default_device(vgadev->pdev);  in vga_arb_device_init()
1351 			pr_info("vgaarb: bridge control possible %s\n", pci_name(vgadev->pdev));  in vga_arb_device_init()
1353 			pr_info("vgaarb: no bridge control possible %s\n", pci_name(vgadev->pdev));  in vga_arb_device_init()