drivers/usb/usb-core.c

   1 /*
   2  * driver/usb/usb-core.c
   3  *
   4  * (C) Copyright David Waite 1999
   5  * based on code from usb.c, by Linus Torvalds
   6  *
   7  * The purpose of this file is to pull any and all generic modular code from
   8  * usb.c and put it in a separate file. This way usb.c is kept as a generic
   9  * library, while this file handles starting drivers, etc.
  10  *
  11  */
  12
  13 #include <linux/version.h>
  14 #include <linux/kernel.h>
  15 #include <linux/config.h>
  16 #include <linux/init.h>
  17 #include <linux/usb.h>
  18
  19 /*
  20  * USB core
  21  */
  22
  23 int usb_hub_init(void);
  24 void usb_hub_cleanup(void);
  25 int usb_major_init(void);
  26 void usb_major_cleanup(void);
  27
  28
  29 /*
  30  * HCI drivers
  31  */
  32
  33 int uhci_init(void);
  34 int ohci_hcd_init(void);
  35
  36 /*
  37  * Cleanup
  38  */
  39
  40 static void __exit usb_exit(void)
  41 {
  42         usb_major_cleanup();
  43         usbdevfs_cleanup();
  44         usb_hub_cleanup();
  45 }
  46
  47 /*
  48  * Init
  49  */
  50
  51 static int __init usb_init(void)
  52 {
  53         usb_major_init();
  54         usbdevfs_init();
  55         usb_hub_init();
  56
  57 #ifndef CONFIG_USB_MODULE
  58 #ifdef CONFIG_USB_UHCI
  59         uhci_init();
  60 #endif
  61 #ifdef CONFIG_USB_UHCI_ALT
  62         uhci_init();
  63 #endif
  64 #ifdef CONFIG_USB_OHCI
  65         ohci_hcd_init();
  66 #endif
  67 #endif
  68         return 0;
  69 }
  70
  71 module_init(usb_init);
  72 module_exit(usb_exit);