1 /* Driver for USB Mass Storage devices 2 * Usual Tables File for usb-storage and libusual 3 * 4 * Copyright (C) 2009 Alan Stern (stern@rowland.harvard.edu) 5 * 6 * Please see http://www.one-eyed-alien.net/~mdharm/linux-usb for more 7 * information about this driver. 8 * 9 * This program is free software; you can redistribute it and/or modify it 10 * under the terms of the GNU General Public License as published by the 11 * Free Software Foundation; either version 2, or (at your option) any 12 * later version. 13 * 14 * This program is distributed in the hope that it will be useful, but 15 * WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License along 20 * with this program; if not, write to the Free Software Foundation, Inc., 21 * 675 Mass Ave, Cambridge, MA 02139, USA. 22 */ 23 24 #include <linux/kernel.h> 25 #include <linux/module.h> 26 #include <linux/usb.h> 27 #include <linux/usb_usual.h> 28 29 30 /* 31 * The table of devices 32 */ 33 #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \ 34 vendorName, productName, useProtocol, useTransport, \ 35 initFunction, flags) \ 36 { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ 37 .driver_info = (flags) } 38 39 #define COMPLIANT_DEV UNUSUAL_DEV 40 41 #define USUAL_DEV(useProto, useTrans) \ 42 { USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans) } 43 44 /* Define the device is matched with Vendor ID and interface descriptors */ 45 #define UNUSUAL_VENDOR_INTF(id_vendor, cl, sc, pr, \ 46 vendorName, productName, useProtocol, useTransport, \ 47 initFunction, flags) \ 48 { \ 49 .match_flags = USB_DEVICE_ID_MATCH_INT_INFO \ 50 | USB_DEVICE_ID_MATCH_VENDOR, \ 51 .idVendor = (id_vendor), \ 52 .bInterfaceClass = (cl), \ 53 .bInterfaceSubClass = (sc), \ 54 .bInterfaceProtocol = (pr), \ 55 .driver_info = (flags) \ 56 } 57 58 struct usb_device_id usb_storage_usb_ids[] = { 59 # include "unusual_devs.h" 60 { } /* Terminating entry */ 61 }; 62 MODULE_DEVICE_TABLE(usb, usb_storage_usb_ids); 63 64 #undef UNUSUAL_DEV 65 #undef COMPLIANT_DEV 66 #undef USUAL_DEV 67 #undef UNUSUAL_VENDOR_INTF 68 69 /* 70 * The table of devices to ignore 71 */ 72 struct ignore_entry { 73 u16 vid, pid, bcdmin, bcdmax; 74 }; 75 76 #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \ 77 vendorName, productName, useProtocol, useTransport, \ 78 initFunction, flags) \ 79 { \ 80 .vid = id_vendor, \ 81 .pid = id_product, \ 82 .bcdmin = bcdDeviceMin, \ 83 .bcdmax = bcdDeviceMax, \ 84 } 85 86 static struct ignore_entry ignore_ids[] = { 87 # include "unusual_alauda.h" 88 # include "unusual_cypress.h" 89 # include "unusual_datafab.h" 90 # include "unusual_ene_ub6250.h" 91 # include "unusual_freecom.h" 92 # include "unusual_isd200.h" 93 # include "unusual_jumpshot.h" 94 # include "unusual_karma.h" 95 # include "unusual_onetouch.h" 96 # include "unusual_realtek.h" 97 # include "unusual_sddr09.h" 98 # include "unusual_sddr55.h" 99 # include "unusual_usbat.h" 100 { } /* Terminating entry */ 101 }; 102 103 #undef UNUSUAL_DEV 104 105 /* Return an error if a device is in the ignore_ids list */ 106 int usb_usual_ignore_device(struct usb_interface *intf) 107 { 108 struct usb_device *udev; 109 unsigned vid, pid, bcd; 110 struct ignore_entry *p; 111 112 udev = interface_to_usbdev(intf); 113 vid = le16_to_cpu(udev->descriptor.idVendor); 114 pid = le16_to_cpu(udev->descriptor.idProduct); 115 bcd = le16_to_cpu(udev->descriptor.bcdDevice); 116 117 for (p = ignore_ids; p->vid; ++p) { 118 if (p->vid == vid && p->pid == pid && 119 p->bcdmin <= bcd && p->bcdmax >= bcd) 120 return -ENXIO; 121 } 122 return 0; 123 } 124