1 /* 2 * HID driver for some sony "special" devices 3 * 4 * Copyright (c) 1999 Andreas Gal 5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> 6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc 7 * Copyright (c) 2008 Jiri Slaby 8 * Copyright (c) 2006-2008 Jiri Kosina 9 */ 10 11 /* 12 * This program is free software; you can redistribute it and/or modify it 13 * under the terms of the GNU General Public License as published by the Free 14 * Software Foundation; either version 2 of the License, or (at your option) 15 * any later version. 16 */ 17 18 #include <linux/device.h> 19 #include <linux/hid.h> 20 #include <linux/module.h> 21 #include <linux/slab.h> 22 #include <linux/usb.h> 23 24 #include "hid-ids.h" 25 26 #define VAIO_RDESC_CONSTANT (1 << 0) 27 #define SIXAXIS_CONTROLLER_USB (1 << 1) 28 #define SIXAXIS_CONTROLLER_BT (1 << 2) 29 30 static const u8 sixaxis_rdesc_fixup[] = { 31 0x95, 0x13, 0x09, 0x01, 0x81, 0x02, 0x95, 0x0C, 32 0x81, 0x01, 0x75, 0x10, 0x95, 0x04, 0x26, 0xFF, 33 0x03, 0x46, 0xFF, 0x03, 0x09, 0x01, 0x81, 0x02 34 }; 35 36 static const u8 sixaxis_rdesc_fixup2[] = { 37 0x05, 0x01, 0x09, 0x04, 0xa1, 0x01, 0xa1, 0x02, 38 0x85, 0x01, 0x75, 0x08, 0x95, 0x01, 0x15, 0x00, 39 0x26, 0xff, 0x00, 0x81, 0x03, 0x75, 0x01, 0x95, 40 0x13, 0x15, 0x00, 0x25, 0x01, 0x35, 0x00, 0x45, 41 0x01, 0x05, 0x09, 0x19, 0x01, 0x29, 0x13, 0x81, 42 0x02, 0x75, 0x01, 0x95, 0x0d, 0x06, 0x00, 0xff, 43 0x81, 0x03, 0x15, 0x00, 0x26, 0xff, 0x00, 0x05, 44 0x01, 0x09, 0x01, 0xa1, 0x00, 0x75, 0x08, 0x95, 45 0x04, 0x35, 0x00, 0x46, 0xff, 0x00, 0x09, 0x30, 46 0x09, 0x31, 0x09, 0x32, 0x09, 0x35, 0x81, 0x02, 47 0xc0, 0x05, 0x01, 0x95, 0x13, 0x09, 0x01, 0x81, 48 0x02, 0x95, 0x0c, 0x81, 0x01, 0x75, 0x10, 0x95, 49 0x04, 0x26, 0xff, 0x03, 0x46, 0xff, 0x03, 0x09, 50 0x01, 0x81, 0x02, 0xc0, 0xa1, 0x02, 0x85, 0x02, 51 0x75, 0x08, 0x95, 0x30, 0x09, 0x01, 0xb1, 0x02, 52 0xc0, 0xa1, 0x02, 0x85, 0xee, 0x75, 0x08, 0x95, 53 0x30, 0x09, 0x01, 0xb1, 0x02, 0xc0, 0xa1, 0x02, 54 0x85, 0xef, 0x75, 0x08, 0x95, 0x30, 0x09, 0x01, 55 0xb1, 0x02, 0xc0, 0xc0, 56 }; 57 58 struct sony_sc { 59 unsigned long quirks; 60 }; 61 62 /* Sony Vaio VGX has wrongly mouse pointer declared as constant */ 63 static __u8 *sony_report_fixup(struct hid_device *hdev, __u8 *rdesc, 64 unsigned int *rsize) 65 { 66 struct sony_sc *sc = hid_get_drvdata(hdev); 67 68 /* 69 * Some Sony RF receivers wrongly declare the mouse pointer as a 70 * a constant non-data variable. 71 */ 72 if ((sc->quirks & VAIO_RDESC_CONSTANT) && *rsize >= 56 && 73 /* usage page: generic desktop controls */ 74 /* rdesc[0] == 0x05 && rdesc[1] == 0x01 && */ 75 /* usage: mouse */ 76 rdesc[2] == 0x09 && rdesc[3] == 0x02 && 77 /* input (usage page for x,y axes): constant, variable, relative */ 78 rdesc[54] == 0x81 && rdesc[55] == 0x07) { 79 hid_info(hdev, "Fixing up Sony RF Receiver report descriptor\n"); 80 /* input: data, variable, relative */ 81 rdesc[55] = 0x06; 82 } 83 84 /* The HID descriptor exposed over BT has a trailing zero byte */ 85 if ((((sc->quirks & SIXAXIS_CONTROLLER_USB) && *rsize == 148) || 86 ((sc->quirks & SIXAXIS_CONTROLLER_BT) && *rsize == 149)) && 87 rdesc[83] == 0x75) { 88 hid_info(hdev, "Fixing up Sony Sixaxis report descriptor\n"); 89 memcpy((void *)&rdesc[83], (void *)&sixaxis_rdesc_fixup, 90 sizeof(sixaxis_rdesc_fixup)); 91 } else if (sc->quirks & SIXAXIS_CONTROLLER_USB && 92 *rsize > sizeof(sixaxis_rdesc_fixup2)) { 93 hid_info(hdev, "Sony Sixaxis clone detected. Using original report descriptor (size: %d clone; %d new)\n", 94 *rsize, (int)sizeof(sixaxis_rdesc_fixup2)); 95 *rsize = sizeof(sixaxis_rdesc_fixup2); 96 memcpy(rdesc, &sixaxis_rdesc_fixup2, *rsize); 97 } 98 return rdesc; 99 } 100 101 static int sony_raw_event(struct hid_device *hdev, struct hid_report *report, 102 __u8 *rd, int size) 103 { 104 struct sony_sc *sc = hid_get_drvdata(hdev); 105 106 /* Sixaxis HID report has acclerometers/gyro with MSByte first, this 107 * has to be BYTE_SWAPPED before passing up to joystick interface 108 */ 109 if ((sc->quirks & (SIXAXIS_CONTROLLER_USB | SIXAXIS_CONTROLLER_BT)) && 110 rd[0] == 0x01 && size == 49) { 111 swap(rd[41], rd[42]); 112 swap(rd[43], rd[44]); 113 swap(rd[45], rd[46]); 114 swap(rd[47], rd[48]); 115 } 116 117 return 0; 118 } 119 120 /* 121 * The Sony Sixaxis does not handle HID Output Reports on the Interrupt EP 122 * like it should according to usbhid/hid-core.c::usbhid_output_raw_report() 123 * so we need to override that forcing HID Output Reports on the Control EP. 124 * 125 * There is also another issue about HID Output Reports via USB, the Sixaxis 126 * does not want the report_id as part of the data packet, so we have to 127 * discard buf[0] when sending the actual control message, even for numbered 128 * reports, humpf! 129 */ 130 static int sixaxis_usb_output_raw_report(struct hid_device *hid, __u8 *buf, 131 size_t count, unsigned char report_type) 132 { 133 struct usb_interface *intf = to_usb_interface(hid->dev.parent); 134 struct usb_device *dev = interface_to_usbdev(intf); 135 struct usb_host_interface *interface = intf->cur_altsetting; 136 int report_id = buf[0]; 137 int ret; 138 139 if (report_type == HID_OUTPUT_REPORT) { 140 /* Don't send the Report ID */ 141 buf++; 142 count--; 143 } 144 145 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 146 HID_REQ_SET_REPORT, 147 USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE, 148 ((report_type + 1) << 8) | report_id, 149 interface->desc.bInterfaceNumber, buf, count, 150 USB_CTRL_SET_TIMEOUT); 151 152 /* Count also the Report ID, in case of an Output report. */ 153 if (ret > 0 && report_type == HID_OUTPUT_REPORT) 154 ret++; 155 156 return ret; 157 } 158 159 /* 160 * Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller 161 * to "operational". Without this, the ps3 controller will not report any 162 * events. 163 */ 164 static int sixaxis_set_operational_usb(struct hid_device *hdev) 165 { 166 struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 167 struct usb_device *dev = interface_to_usbdev(intf); 168 __u16 ifnum = intf->cur_altsetting->desc.bInterfaceNumber; 169 int ret; 170 char *buf = kmalloc(18, GFP_KERNEL); 171 172 if (!buf) 173 return -ENOMEM; 174 175 ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 176 HID_REQ_GET_REPORT, 177 USB_DIR_IN | USB_TYPE_CLASS | 178 USB_RECIP_INTERFACE, 179 (3 << 8) | 0xf2, ifnum, buf, 17, 180 USB_CTRL_GET_TIMEOUT); 181 if (ret < 0) 182 hid_err(hdev, "can't set operational mode\n"); 183 184 kfree(buf); 185 186 return ret; 187 } 188 189 static int sixaxis_set_operational_bt(struct hid_device *hdev) 190 { 191 unsigned char buf[] = { 0xf4, 0x42, 0x03, 0x00, 0x00 }; 192 return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT); 193 } 194 195 static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id) 196 { 197 int ret; 198 unsigned long quirks = id->driver_data; 199 struct sony_sc *sc; 200 201 sc = kzalloc(sizeof(*sc), GFP_KERNEL); 202 if (sc == NULL) { 203 hid_err(hdev, "can't alloc sony descriptor\n"); 204 return -ENOMEM; 205 } 206 207 sc->quirks = quirks; 208 hid_set_drvdata(hdev, sc); 209 210 ret = hid_parse(hdev); 211 if (ret) { 212 hid_err(hdev, "parse failed\n"); 213 goto err_free; 214 } 215 216 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT | 217 HID_CONNECT_HIDDEV_FORCE); 218 if (ret) { 219 hid_err(hdev, "hw start failed\n"); 220 goto err_free; 221 } 222 223 if (sc->quirks & SIXAXIS_CONTROLLER_USB) { 224 hdev->hid_output_raw_report = sixaxis_usb_output_raw_report; 225 ret = sixaxis_set_operational_usb(hdev); 226 } 227 else if (sc->quirks & SIXAXIS_CONTROLLER_BT) 228 ret = sixaxis_set_operational_bt(hdev); 229 else 230 ret = 0; 231 232 if (ret < 0) 233 goto err_stop; 234 235 return 0; 236 err_stop: 237 hid_hw_stop(hdev); 238 err_free: 239 kfree(sc); 240 return ret; 241 } 242 243 static void sony_remove(struct hid_device *hdev) 244 { 245 hid_hw_stop(hdev); 246 kfree(hid_get_drvdata(hdev)); 247 } 248 249 static const struct hid_device_id sony_devices[] = { 250 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER), 251 .driver_data = SIXAXIS_CONTROLLER_USB }, 252 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER), 253 .driver_data = SIXAXIS_CONTROLLER_USB }, 254 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER), 255 .driver_data = SIXAXIS_CONTROLLER_BT }, 256 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE), 257 .driver_data = VAIO_RDESC_CONSTANT }, 258 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE), 259 .driver_data = VAIO_RDESC_CONSTANT }, 260 { } 261 }; 262 MODULE_DEVICE_TABLE(hid, sony_devices); 263 264 static struct hid_driver sony_driver = { 265 .name = "sony", 266 .id_table = sony_devices, 267 .probe = sony_probe, 268 .remove = sony_remove, 269 .report_fixup = sony_report_fixup, 270 .raw_event = sony_raw_event 271 }; 272 module_hid_driver(sony_driver); 273 274 MODULE_LICENSE("GPL"); 275