| /* |
| * HID driver for some sony "special" devices |
| * |
| * Copyright (c) 1999 Andreas Gal |
| * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> |
| * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc |
| * Copyright (c) 2007 Paul Walmsley |
| * Copyright (c) 2008 Jiri Slaby |
| * Copyright (c) 2006-2008 Jiri Kosina |
| */ |
| |
| /* |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| */ |
| |
| #include <linux/device.h> |
| #include <linux/hid.h> |
| #include <linux/module.h> |
| #include <linux/slab.h> |
| #include <linux/usb.h> |
| |
| #include "hid-ids.h" |
| |
| #define VAIO_RDESC_CONSTANT (1 << 0) |
| #define SIXAXIS_CONTROLLER_USB (1 << 1) |
| #define SIXAXIS_CONTROLLER_BT (1 << 2) |
| |
| struct sony_sc { |
| unsigned long quirks; |
| }; |
| |
| /* Sony Vaio VGX has wrongly mouse pointer declared as constant */ |
| static void sony_report_fixup(struct hid_device *hdev, __u8 *rdesc, |
| unsigned int rsize) |
| { |
| struct sony_sc *sc = hid_get_drvdata(hdev); |
| |
| if ((sc->quirks & VAIO_RDESC_CONSTANT) && |
| rsize >= 56 && rdesc[54] == 0x81 && rdesc[55] == 0x07) { |
| dev_info(&hdev->dev, "Fixing up Sony Vaio VGX report " |
| "descriptor\n"); |
| rdesc[55] = 0x06; |
| } |
| } |
| |
| /* |
| * Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller |
| * to "operational". Without this, the ps3 controller will not report any |
| * events. |
| */ |
| static int sixaxis_set_operational_usb(struct hid_device *hdev) |
| { |
| struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
| struct usb_device *dev = interface_to_usbdev(intf); |
| __u16 ifnum = intf->cur_altsetting->desc.bInterfaceNumber; |
| int ret; |
| char *buf = kmalloc(18, GFP_KERNEL); |
| |
| if (!buf) |
| return -ENOMEM; |
| |
| ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), |
| HID_REQ_GET_REPORT, |
| USB_DIR_IN | USB_TYPE_CLASS | |
| USB_RECIP_INTERFACE, |
| (3 << 8) | 0xf2, ifnum, buf, 17, |
| USB_CTRL_GET_TIMEOUT); |
| if (ret < 0) |
| dev_err(&hdev->dev, "can't set operational mode\n"); |
| |
| kfree(buf); |
| |
| return ret; |
| } |
| |
| static int sixaxis_set_operational_bt(struct hid_device *hdev) |
| { |
| unsigned char buf[] = { 0xf4, 0x42, 0x03, 0x00, 0x00 }; |
| return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT); |
| } |
| |
| static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id) |
| { |
| int ret; |
| unsigned long quirks = id->driver_data; |
| struct sony_sc *sc; |
| |
| sc = kzalloc(sizeof(*sc), GFP_KERNEL); |
| if (sc == NULL) { |
| dev_err(&hdev->dev, "can't alloc sony descriptor\n"); |
| return -ENOMEM; |
| } |
| |
| sc->quirks = quirks; |
| hid_set_drvdata(hdev, sc); |
| |
| ret = hid_parse(hdev); |
| if (ret) { |
| dev_err(&hdev->dev, "parse failed\n"); |
| goto err_free; |
| } |
| |
| ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT | |
| HID_CONNECT_HIDDEV_FORCE); |
| if (ret) { |
| dev_err(&hdev->dev, "hw start failed\n"); |
| goto err_free; |
| } |
| |
| if (sc->quirks & SIXAXIS_CONTROLLER_USB) |
| ret = sixaxis_set_operational_usb(hdev); |
| else if (sc->quirks & SIXAXIS_CONTROLLER_BT) |
| ret = sixaxis_set_operational_bt(hdev); |
| else |
| ret = 0; |
| |
| if (ret < 0) |
| goto err_stop; |
| |
| return 0; |
| err_stop: |
| hid_hw_stop(hdev); |
| err_free: |
| kfree(sc); |
| return ret; |
| } |
| |
| static void sony_remove(struct hid_device *hdev) |
| { |
| hid_hw_stop(hdev); |
| kfree(hid_get_drvdata(hdev)); |
| } |
| |
| static const struct hid_device_id sony_devices[] = { |
| { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER), |
| .driver_data = SIXAXIS_CONTROLLER_USB }, |
| { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER), |
| .driver_data = SIXAXIS_CONTROLLER_BT }, |
| { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE), |
| .driver_data = VAIO_RDESC_CONSTANT }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(hid, sony_devices); |
| |
| static struct hid_driver sony_driver = { |
| .name = "sony", |
| .id_table = sony_devices, |
| .probe = sony_probe, |
| .remove = sony_remove, |
| .report_fixup = sony_report_fixup, |
| }; |
| |
| static int __init sony_init(void) |
| { |
| return hid_register_driver(&sony_driver); |
| } |
| |
| static void __exit sony_exit(void) |
| { |
| hid_unregister_driver(&sony_driver); |
| } |
| |
| module_init(sony_init); |
| module_exit(sony_exit); |
| MODULE_LICENSE("GPL"); |