subr_bus.c (70d8f36aa445e4556ead4de32f9b7b4687d95098) subr_bus.c (11bcf702f4200a351f06b549e14bc9ea4fc76dcc)
1/*-
2 * Copyright (c) 1997,1998,2003 Doug Rabson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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1876 TAILQ_REMOVE(&bus_data_devices, child, devlink);
1877 kobj_delete((kobj_t) child, M_BUS);
1878
1879 bus_data_generation_update();
1880 return (0);
1881}
1882
1883/**
1/*-
2 * Copyright (c) 1997,1998,2003 Doug Rabson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 1867 unchanged lines hidden (view full) ---

1876 TAILQ_REMOVE(&bus_data_devices, child, devlink);
1877 kobj_delete((kobj_t) child, M_BUS);
1878
1879 bus_data_generation_update();
1880 return (0);
1881}
1882
1883/**
1884 * @brief Delete all children devices of the given device, if any.
1885 *
1886 * This function deletes all children devices of the given device, if
1887 * any, using the device_delete_child() function for each device it
1888 * finds. If a child device cannot be deleted, this function will
1889 * return an error code.
1890 *
1891 * @param dev the parent device
1892 *
1893 * @retval 0 success
1894 * @retval non-zero a device would not detach
1895 */
1896int
1897device_delete_all_children(device_t dev)
1898{
1899 device_t child;
1900 int error;
1901
1902 PDEBUG(("Deleting all children of %s", DEVICENAME(dev)));
1903
1904 error = 0;
1905
1906 while ( (child = TAILQ_FIRST(&dev->children)) ) {
1907 error = device_delete_child(dev, child);
1908 if (error) {
1909 PDEBUG(("Failed deleting %s", DEVICENAME(child)));
1910 break;
1911 }
1912 }
1913 return (error);
1914}
1915
1916/**
1884 * @brief Find a device given a unit number
1885 *
1886 * This is similar to devclass_get_devices() but only searches for
1887 * devices which have @p dev as a parent.
1888 *
1889 * @param dev the parent device to search
1890 * @param unit the unit number to search for. If the unit is -1,
1891 * return the first child of @p dev which has name

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2683
2684 device_sysctl_init(dev);
2685 if (!device_is_quiet(dev))
2686 device_print_child(dev->parent, dev);
2687 if ((error = DEVICE_ATTACH(dev)) != 0) {
2688 printf("device_attach: %s%d attach returned %d\n",
2689 dev->driver->name, dev->unit, error);
2690 /* Unset the class; set in device_probe_child */
1917 * @brief Find a device given a unit number
1918 *
1919 * This is similar to devclass_get_devices() but only searches for
1920 * devices which have @p dev as a parent.
1921 *
1922 * @param dev the parent device to search
1923 * @param unit the unit number to search for. If the unit is -1,
1924 * return the first child of @p dev which has name

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2716
2717 device_sysctl_init(dev);
2718 if (!device_is_quiet(dev))
2719 device_print_child(dev->parent, dev);
2720 if ((error = DEVICE_ATTACH(dev)) != 0) {
2721 printf("device_attach: %s%d attach returned %d\n",
2722 dev->driver->name, dev->unit, error);
2723 /* Unset the class; set in device_probe_child */
2691 if ((dev->flags & DF_FIXEDCLASS) == 0)
2724 if (dev->devclass == NULL)
2692 device_set_devclass(dev, NULL);
2693 device_set_driver(dev, NULL);
2694 device_sysctl_fini(dev);
2695 dev->state = DS_NOTPRESENT;
2696 return (error);
2697 }
2698 device_sysctl_update(dev);
2699 dev->state = DS_ATTACHED;

--- 2048 unchanged lines hidden --- 		2725 device_set_devclass(dev, NULL);
2726 device_set_driver(dev, NULL);
2727 device_sysctl_fini(dev);
2728 dev->state = DS_NOTPRESENT;
2729 return (error);
2730 }
2731 device_sysctl_update(dev);
2732 dev->state = DS_ATTACHED;

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