drivers/firmware/edd.c

56 	ssize_t(*show) (struct edd_device * edev, char *buf);
57 	int (*test) (struct edd_device * edev);
61 static int edd_dev_is_type(struct edd_device *edev, const char *type);
62 static struct pci_dev *edd_get_pci_dev(struct edd_device *edev);
74 edd_has_mbr_signature(struct edd_device *edev)
76 	return edev->index < min_t(unsigned char, edd.mbr_signature_nr, EDD_MBR_SIG_MAX);
80 edd_has_edd_info(struct edd_device *edev)
82 	return edev->index < min_t(unsigned char, edd.edd_info_nr, EDDMAXNR);
86 edd_dev_get_info(struct edd_device *edev)
88 	return edev->info;
92 edd_dev_set_info(struct edd_device *edev, int i)
94 	edev->index = i;
95 	if (edd_has_mbr_signature(edev))
96 		edev->mbr_signature = edd.mbr_signature[i];
97 	if (edd_has_edd_info(edev))
98 		edev->info = &edd.edd_info[i];
121 edd_show_host_bus(struct edd_device *edev, char *buf)
127 	if (!edev)
129 	info = edd_dev_get_info(edev);
167 edd_show_interface(struct edd_device *edev, char *buf)
173 	if (!edev)
175 	info = edd_dev_get_info(edev);
227  * @edev: target edd_device
233 edd_show_raw_data(struct edd_device *edev, char *buf)
237 	if (!edev)
239 	info = edd_dev_get_info(edev);
255 edd_show_version(struct edd_device *edev, char *buf)
259 	if (!edev)
261 	info = edd_dev_get_info(edev);
270 edd_show_mbr_signature(struct edd_device *edev, char *buf)
273 	p += scnprintf(p, left, "0x%08x\n", edev->mbr_signature);
278 edd_show_extensions(struct edd_device *edev, char *buf)
282 	if (!edev)
284 	info = edd_dev_get_info(edev);
304 edd_show_info_flags(struct edd_device *edev, char *buf)
308 	if (!edev)
310 	info = edd_dev_get_info(edev);
334 edd_show_legacy_max_cylinder(struct edd_device *edev, char *buf)
338 	if (!edev)
340 	info = edd_dev_get_info(edev);
349 edd_show_legacy_max_head(struct edd_device *edev, char *buf)
353 	if (!edev)
355 	info = edd_dev_get_info(edev);
364 edd_show_legacy_sectors_per_track(struct edd_device *edev, char *buf)
368 	if (!edev)
370 	info = edd_dev_get_info(edev);
379 edd_show_default_cylinders(struct edd_device *edev, char *buf)
383 	if (!edev)
385 	info = edd_dev_get_info(edev);
394 edd_show_default_heads(struct edd_device *edev, char *buf)
398 	if (!edev)
400 	info = edd_dev_get_info(edev);
409 edd_show_default_sectors_per_track(struct edd_device *edev, char *buf)
413 	if (!edev)
415 	info = edd_dev_get_info(edev);
424 edd_show_sectors(struct edd_device *edev, char *buf)
428 	if (!edev)
430 	info = edd_dev_get_info(edev);
450 edd_has_legacy_max_cylinder(struct edd_device *edev)
453 	if (!edev)
455 	info = edd_dev_get_info(edev);
462 edd_has_legacy_max_head(struct edd_device *edev)
465 	if (!edev)
467 	info = edd_dev_get_info(edev);
474 edd_has_legacy_sectors_per_track(struct edd_device *edev)
477 	if (!edev)
479 	info = edd_dev_get_info(edev);
486 edd_has_default_cylinders(struct edd_device *edev)
489 	if (!edev)
491 	info = edd_dev_get_info(edev);
498 edd_has_default_heads(struct edd_device *edev)
501 	if (!edev)
503 	info = edd_dev_get_info(edev);
510 edd_has_default_sectors_per_track(struct edd_device *edev)
513 	if (!edev)
515 	info = edd_dev_get_info(edev);
522 edd_has_edd30(struct edd_device *edev)
528 	if (!edev)
530 	info = edd_dev_get_info(edev);
621  * @edev: target edd_device
627 edd_dev_is_type(struct edd_device *edev, const char *type)
630 	if (!edev)
632 	info = edd_dev_get_info(edev);
643  * edd_get_pci_dev() - finds pci_dev that matches edev
644  * @edev: edd_device
649 edd_get_pci_dev(struct edd_device *edev)
651 	struct edd_info *info = edd_dev_get_info(edev);
653 	if (edd_dev_is_type(edev, "PCI") || edd_dev_is_type(edev, "XPRS")) {
663 edd_create_symlink_to_pcidev(struct edd_device *edev)
666 	struct pci_dev *pci_dev = edd_get_pci_dev(edev);
670 	ret = sysfs_create_link(&edev->kobj,&pci_dev->dev.kobj,"pci_dev");
676 edd_device_unregister(struct edd_device *edev)
678 	kobject_put(&edev->kobj);
681 static void edd_populate_dir(struct edd_device * edev)
688 		if (!attr->test || attr->test(edev))
689 			error = sysfs_create_file(&edev->kobj,&attr->attr);
693 		edd_create_symlink_to_pcidev(edev);
698 edd_device_register(struct edd_device *edev, int i)
702 	if (!edev)
704 	edd_dev_set_info(edev, i);
705 	edev->kobj.kset = edd_kset;
706 	error = kobject_init_and_add(&edev->kobj, &edd_ktype, NULL,
709 		edd_populate_dir(edev);
710 		kobject_uevent(&edev->kobj, KOBJ_ADD);
730 	struct edd_device *edev;
743 		edev = kzalloc(sizeof (*edev), GFP_KERNEL);
744 		if (!edev) {
749 		rc = edd_device_register(edev, i);
751 			kfree(edev);
754 		edd_devices[i] = edev;
770 	struct edd_device *edev;
773 		if ((edev = edd_devices[i]))
774 			edd_device_unregister(edev);