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b0e6682409
We can use the blacklist only if usbhid code is compiled. Reported-by: jurriaan <thunder7@xs4all.nl> Cc: Pascal Terjan <pterjan@mandriva.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
264 lines
6.8 KiB
C
264 lines
6.8 KiB
C
/*
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* $Id: usbmouse.c,v 1.15 2001/12/27 10:37:41 vojtech Exp $
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*
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* Copyright (c) 1999-2001 Vojtech Pavlik
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*
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* USB HIDBP Mouse support
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*/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Should you need to contact me, the author, you can do so either by
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* e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
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* Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
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*/
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/usb/input.h>
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#include <linux/hid.h>
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/*
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* Version Information
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*/
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#define DRIVER_VERSION "v1.6"
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#define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>"
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#define DRIVER_DESC "USB HID Boot Protocol mouse driver"
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#define DRIVER_LICENSE "GPL"
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MODULE_AUTHOR(DRIVER_AUTHOR);
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MODULE_DESCRIPTION(DRIVER_DESC);
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MODULE_LICENSE(DRIVER_LICENSE);
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struct usb_mouse {
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char name[128];
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char phys[64];
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struct usb_device *usbdev;
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struct input_dev *dev;
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struct urb *irq;
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signed char *data;
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dma_addr_t data_dma;
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};
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static void usb_mouse_irq(struct urb *urb)
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{
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struct usb_mouse *mouse = urb->context;
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signed char *data = mouse->data;
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struct input_dev *dev = mouse->dev;
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int status;
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switch (urb->status) {
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case 0: /* success */
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break;
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case -ECONNRESET: /* unlink */
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case -ENOENT:
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case -ESHUTDOWN:
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return;
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/* -EPIPE: should clear the halt */
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default: /* error */
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goto resubmit;
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}
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input_report_key(dev, BTN_LEFT, data[0] & 0x01);
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input_report_key(dev, BTN_RIGHT, data[0] & 0x02);
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input_report_key(dev, BTN_MIDDLE, data[0] & 0x04);
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input_report_key(dev, BTN_SIDE, data[0] & 0x08);
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input_report_key(dev, BTN_EXTRA, data[0] & 0x10);
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input_report_rel(dev, REL_X, data[1]);
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input_report_rel(dev, REL_Y, data[2]);
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input_report_rel(dev, REL_WHEEL, data[3]);
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input_sync(dev);
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resubmit:
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status = usb_submit_urb (urb, GFP_ATOMIC);
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if (status)
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err ("can't resubmit intr, %s-%s/input0, status %d",
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mouse->usbdev->bus->bus_name,
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mouse->usbdev->devpath, status);
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}
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static int usb_mouse_open(struct input_dev *dev)
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{
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struct usb_mouse *mouse = input_get_drvdata(dev);
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mouse->irq->dev = mouse->usbdev;
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if (usb_submit_urb(mouse->irq, GFP_KERNEL))
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return -EIO;
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return 0;
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}
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static void usb_mouse_close(struct input_dev *dev)
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{
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struct usb_mouse *mouse = input_get_drvdata(dev);
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usb_kill_urb(mouse->irq);
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}
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static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_id *id)
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{
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struct usb_device *dev = interface_to_usbdev(intf);
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struct usb_host_interface *interface;
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struct usb_endpoint_descriptor *endpoint;
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struct usb_mouse *mouse;
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struct input_dev *input_dev;
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int pipe, maxp;
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int error = -ENOMEM;
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interface = intf->cur_altsetting;
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if (interface->desc.bNumEndpoints != 1)
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return -ENODEV;
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endpoint = &interface->endpoint[0].desc;
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if (!usb_endpoint_is_int_in(endpoint))
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return -ENODEV;
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#ifdef CONFIG_USB_HID
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if (usbhid_lookup_quirk(le16_to_cpu(dev->descriptor.idVendor),
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le16_to_cpu(dev->descriptor.idProduct))
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& (HID_QUIRK_IGNORE|HID_QUIRK_IGNORE_MOUSE)) {
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return -ENODEV;
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}
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#endif
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pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
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maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe));
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mouse = kzalloc(sizeof(struct usb_mouse), GFP_KERNEL);
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input_dev = input_allocate_device();
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if (!mouse || !input_dev)
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goto fail1;
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mouse->data = usb_buffer_alloc(dev, 8, GFP_ATOMIC, &mouse->data_dma);
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if (!mouse->data)
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goto fail1;
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mouse->irq = usb_alloc_urb(0, GFP_KERNEL);
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if (!mouse->irq)
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goto fail2;
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mouse->usbdev = dev;
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mouse->dev = input_dev;
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if (dev->manufacturer)
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strlcpy(mouse->name, dev->manufacturer, sizeof(mouse->name));
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if (dev->product) {
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if (dev->manufacturer)
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strlcat(mouse->name, " ", sizeof(mouse->name));
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strlcat(mouse->name, dev->product, sizeof(mouse->name));
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}
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if (!strlen(mouse->name))
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snprintf(mouse->name, sizeof(mouse->name),
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"USB HIDBP Mouse %04x:%04x",
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le16_to_cpu(dev->descriptor.idVendor),
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le16_to_cpu(dev->descriptor.idProduct));
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usb_make_path(dev, mouse->phys, sizeof(mouse->phys));
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strlcat(mouse->phys, "/input0", sizeof(mouse->phys));
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input_dev->name = mouse->name;
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input_dev->phys = mouse->phys;
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usb_to_input_id(dev, &input_dev->id);
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input_dev->dev.parent = &intf->dev;
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input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
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input_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) |
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BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE);
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input_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
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input_dev->keybit[BIT_WORD(BTN_MOUSE)] |= BIT_MASK(BTN_SIDE) |
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BIT_MASK(BTN_EXTRA);
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input_dev->relbit[0] |= BIT_MASK(REL_WHEEL);
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input_set_drvdata(input_dev, mouse);
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input_dev->open = usb_mouse_open;
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input_dev->close = usb_mouse_close;
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usb_fill_int_urb(mouse->irq, dev, pipe, mouse->data,
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(maxp > 8 ? 8 : maxp),
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usb_mouse_irq, mouse, endpoint->bInterval);
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mouse->irq->transfer_dma = mouse->data_dma;
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mouse->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
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error = input_register_device(mouse->dev);
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if (error)
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goto fail3;
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usb_set_intfdata(intf, mouse);
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return 0;
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fail3:
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usb_free_urb(mouse->irq);
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fail2:
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usb_buffer_free(dev, 8, mouse->data, mouse->data_dma);
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fail1:
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input_free_device(input_dev);
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kfree(mouse);
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return error;
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}
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static void usb_mouse_disconnect(struct usb_interface *intf)
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{
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struct usb_mouse *mouse = usb_get_intfdata (intf);
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usb_set_intfdata(intf, NULL);
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if (mouse) {
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usb_kill_urb(mouse->irq);
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input_unregister_device(mouse->dev);
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usb_free_urb(mouse->irq);
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usb_buffer_free(interface_to_usbdev(intf), 8, mouse->data, mouse->data_dma);
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kfree(mouse);
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}
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}
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static struct usb_device_id usb_mouse_id_table [] = {
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{ USB_INTERFACE_INFO(USB_INTERFACE_CLASS_HID, USB_INTERFACE_SUBCLASS_BOOT,
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USB_INTERFACE_PROTOCOL_MOUSE) },
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{ } /* Terminating entry */
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};
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MODULE_DEVICE_TABLE (usb, usb_mouse_id_table);
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static struct usb_driver usb_mouse_driver = {
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.name = "usbmouse",
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.probe = usb_mouse_probe,
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.disconnect = usb_mouse_disconnect,
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.id_table = usb_mouse_id_table,
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};
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static int __init usb_mouse_init(void)
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{
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int retval = usb_register(&usb_mouse_driver);
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if (retval == 0)
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info(DRIVER_VERSION ":" DRIVER_DESC);
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return retval;
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}
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static void __exit usb_mouse_exit(void)
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{
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usb_deregister(&usb_mouse_driver);
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}
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module_init(usb_mouse_init);
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module_exit(usb_mouse_exit);
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