1 /* 2 * USB device quirk handling logic and table 3 * 4 * Copyright (c) 2007 Oliver Neukum 5 * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de> 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the Free 9 * Software Foundation, version 2. 10 * 11 * 12 */ 13 14 #include <linux/usb.h> 15 #include <linux/usb/quirks.h> 16 #include "usb.h" 17 18 /* Lists of quirky USB devices, split in device quirks and interface quirks. 19 * Device quirks are applied at the very beginning of the enumeration process, 20 * right after reading the device descriptor. They can thus only match on device 21 * information. 22 * 23 * Interface quirks are applied after reading all the configuration descriptors. 24 * They can match on both device and interface information. 25 * 26 * Note that the DELAY_INIT and HONOR_BNUMINTERFACES quirks do not make sense as 27 * interface quirks, as they only influence the enumeration process which is run 28 * before processing the interface quirks. 29 * 30 * Please keep the lists ordered by: 31 * 1) Vendor ID 32 * 2) Product ID 33 * 3) Class ID 34 */ 35 static const struct usb_device_id usb_quirk_list[] = { 36 /* CBM - Flash disk */ 37 { USB_DEVICE(0x0204, 0x6025), .driver_info = USB_QUIRK_RESET_RESUME }, 38 39 /* HP 5300/5370C scanner */ 40 { USB_DEVICE(0x03f0, 0x0701), .driver_info = 41 USB_QUIRK_STRING_FETCH_255 }, 42 43 /* Creative SB Audigy 2 NX */ 44 { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME }, 45 46 /* Logitech Quickcam Fusion */ 47 { USB_DEVICE(0x046d, 0x08c1), .driver_info = USB_QUIRK_RESET_RESUME }, 48 49 /* Logitech Quickcam Orbit MP */ 50 { USB_DEVICE(0x046d, 0x08c2), .driver_info = USB_QUIRK_RESET_RESUME }, 51 52 /* Logitech Quickcam Pro for Notebook */ 53 { USB_DEVICE(0x046d, 0x08c3), .driver_info = USB_QUIRK_RESET_RESUME }, 54 55 /* Logitech Quickcam Pro 5000 */ 56 { USB_DEVICE(0x046d, 0x08c5), .driver_info = USB_QUIRK_RESET_RESUME }, 57 58 /* Logitech Quickcam OEM Dell Notebook */ 59 { USB_DEVICE(0x046d, 0x08c6), .driver_info = USB_QUIRK_RESET_RESUME }, 60 61 /* Logitech Quickcam OEM Cisco VT Camera II */ 62 { USB_DEVICE(0x046d, 0x08c7), .driver_info = USB_QUIRK_RESET_RESUME }, 63 64 /* Logitech Harmony 700-series */ 65 { USB_DEVICE(0x046d, 0xc122), .driver_info = USB_QUIRK_DELAY_INIT }, 66 67 /* Philips PSC805 audio device */ 68 { USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME }, 69 70 /* Artisman Watchdog Dongle */ 71 { USB_DEVICE(0x04b4, 0x0526), .driver_info = 72 USB_QUIRK_CONFIG_INTF_STRINGS }, 73 74 /* Samsung Android phone modem - ID conflict with SPH-I500 */ 75 { USB_DEVICE(0x04e8, 0x6601), .driver_info = 76 USB_QUIRK_CONFIG_INTF_STRINGS }, 77 78 /* Roland SC-8820 */ 79 { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME }, 80 81 /* Edirol SD-20 */ 82 { USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME }, 83 84 /* appletouch */ 85 { USB_DEVICE(0x05ac, 0x021a), .driver_info = USB_QUIRK_RESET_RESUME }, 86 87 /* Avision AV600U */ 88 { USB_DEVICE(0x0638, 0x0a13), .driver_info = 89 USB_QUIRK_STRING_FETCH_255 }, 90 91 /* Saitek Cyborg Gold Joystick */ 92 { USB_DEVICE(0x06a3, 0x0006), .driver_info = 93 USB_QUIRK_CONFIG_INTF_STRINGS }, 94 95 /* Guillemot Webcam Hercules Dualpix Exchange (2nd ID) */ 96 { USB_DEVICE(0x06f8, 0x0804), .driver_info = USB_QUIRK_RESET_RESUME }, 97 98 /* Guillemot Webcam Hercules Dualpix Exchange*/ 99 { USB_DEVICE(0x06f8, 0x3005), .driver_info = USB_QUIRK_RESET_RESUME }, 100 101 /* Midiman M-Audio Keystation 88es */ 102 { USB_DEVICE(0x0763, 0x0192), .driver_info = USB_QUIRK_RESET_RESUME }, 103 104 /* M-Systems Flash Disk Pioneers */ 105 { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME }, 106 107 /* Keytouch QWERTY Panel keyboard */ 108 { USB_DEVICE(0x0926, 0x3333), .driver_info = 109 USB_QUIRK_CONFIG_INTF_STRINGS }, 110 111 /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */ 112 { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF }, 113 114 /* Broadcom BCM92035DGROM BT dongle */ 115 { USB_DEVICE(0x0a5c, 0x2021), .driver_info = USB_QUIRK_RESET_RESUME }, 116 117 /* Action Semiconductor flash disk */ 118 { USB_DEVICE(0x10d6, 0x2200), .driver_info = 119 USB_QUIRK_STRING_FETCH_255 }, 120 121 /* SKYMEDI USB_DRIVE */ 122 { USB_DEVICE(0x1516, 0x8628), .driver_info = USB_QUIRK_RESET_RESUME }, 123 124 /* BUILDWIN Photo Frame */ 125 { USB_DEVICE(0x1908, 0x1315), .driver_info = 126 USB_QUIRK_HONOR_BNUMINTERFACES }, 127 128 /* INTEL VALUE SSD */ 129 { USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME }, 130 131 { } /* terminating entry must be last */ 132 }; 133 134 static const struct usb_device_id usb_interface_quirk_list[] = { 135 /* Logitech UVC Cameras */ 136 { USB_VENDOR_AND_INTERFACE_INFO(0x046d, USB_CLASS_VIDEO, 1, 0), 137 .driver_info = USB_QUIRK_RESET_RESUME }, 138 139 { } /* terminating entry must be last */ 140 }; 141 142 static bool usb_match_any_interface(struct usb_device *udev, 143 const struct usb_device_id *id) 144 { 145 unsigned int i; 146 147 for (i = 0; i < udev->descriptor.bNumConfigurations; ++i) { 148 struct usb_host_config *cfg = &udev->config[i]; 149 unsigned int j; 150 151 for (j = 0; j < cfg->desc.bNumInterfaces; ++j) { 152 struct usb_interface_cache *cache; 153 struct usb_host_interface *intf; 154 155 cache = cfg->intf_cache[j]; 156 if (cache->num_altsetting == 0) 157 continue; 158 159 intf = &cache->altsetting[0]; 160 if (usb_match_one_id_intf(udev, intf, id)) 161 return true; 162 } 163 } 164 165 return false; 166 } 167 168 static u32 __usb_detect_quirks(struct usb_device *udev, 169 const struct usb_device_id *id) 170 { 171 u32 quirks = 0; 172 173 for (; id->match_flags; id++) { 174 if (!usb_match_device(udev, id)) 175 continue; 176 177 if ((id->match_flags & USB_DEVICE_ID_MATCH_INT_INFO) && 178 !usb_match_any_interface(udev, id)) 179 continue; 180 181 quirks |= (u32)(id->driver_info); 182 } 183 184 return quirks; 185 } 186 187 /* 188 * Detect any quirks the device has, and do any housekeeping for it if needed. 189 */ 190 void usb_detect_quirks(struct usb_device *udev) 191 { 192 udev->quirks = __usb_detect_quirks(udev, usb_quirk_list); 193 if (udev->quirks) 194 dev_dbg(&udev->dev, "USB quirks for this device: %x\n", 195 udev->quirks); 196 197 /* For the present, all devices default to USB-PERSIST enabled */ 198 #if 0 /* was: #ifdef CONFIG_PM */ 199 /* Hubs are automatically enabled for USB-PERSIST */ 200 if (udev->descriptor.bDeviceClass == USB_CLASS_HUB) 201 udev->persist_enabled = 1; 202 203 #else 204 /* In the absence of PM, we can safely enable USB-PERSIST 205 * for all devices. It will affect things like hub resets 206 * and EMF-related port disables. 207 */ 208 if (!(udev->quirks & USB_QUIRK_RESET_MORPHS)) 209 udev->persist_enabled = 1; 210 #endif /* CONFIG_PM */ 211 } 212 213 void usb_detect_interface_quirks(struct usb_device *udev) 214 { 215 u32 quirks; 216 217 quirks = __usb_detect_quirks(udev, usb_interface_quirk_list); 218 if (quirks == 0) 219 return; 220 221 dev_dbg(&udev->dev, "USB interface quirks for this device: %x\n", 222 quirks); 223 udev->quirks |= quirks; 224 } 225