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)|(USB_US_TYPE_STOR<<24) } 38 39 #define COMPLIANT_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \ 40 vendorName, productName, useProtocol, useTransport, \ 41 initFunction, flags) \ 42 { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ 43 .driver_info = (flags) } 44 45 #define USUAL_DEV(useProto, useTrans, useType) \ 46 { USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans), \ 47 .driver_info = ((useType)<<24) } 48 49 struct usb_device_id usb_storage_usb_ids[] = { 50 # include "unusual_devs.h" 51 { } /* Terminating entry */ 52 }; 53 EXPORT_SYMBOL_GPL(usb_storage_usb_ids); 54 55 MODULE_DEVICE_TABLE(usb, usb_storage_usb_ids); 56 57 #undef UNUSUAL_DEV 58 #undef COMPLIANT_DEV 59 #undef USUAL_DEV 60 61 62 /* 63 * The table of devices to ignore 64 */ 65 struct ignore_entry { 66 u16 vid, pid, bcdmin, bcdmax; 67 }; 68 69 #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \ 70 vendorName, productName, useProtocol, useTransport, \ 71 initFunction, flags) \ 72 { \ 73 .vid = id_vendor, \ 74 .pid = id_product, \ 75 .bcdmin = bcdDeviceMin, \ 76 .bcdmax = bcdDeviceMax, \ 77 } 78 79 static struct ignore_entry ignore_ids[] = { 80 # include "unusual_cypress.h" 81 # include "unusual_isd200.h" 82 # include "unusual_sddr09.h" 83 # include "unusual_sddr55.h" 84 { } /* Terminating entry */ 85 }; 86 87 #undef UNUSUAL_DEV 88 89 90 /* Return an error if a device is in the ignore_ids list */ 91 int usb_usual_ignore_device(struct usb_interface *intf) 92 { 93 struct usb_device *udev; 94 unsigned vid, pid, bcd; 95 struct ignore_entry *p; 96 97 udev = interface_to_usbdev(intf); 98 vid = le16_to_cpu(udev->descriptor.idVendor); 99 pid = le16_to_cpu(udev->descriptor.idProduct); 100 bcd = le16_to_cpu(udev->descriptor.bcdDevice); 101 102 for (p = ignore_ids; p->vid; ++p) { 103 if (p->vid == vid && p->pid == pid && 104 p->bcdmin <= bcd && p->bcdmax >= bcd) 105 return -ENXIO; 106 } 107 return 0; 108 } 109 EXPORT_SYMBOL_GPL(usb_usual_ignore_device); 110