diff options
Diffstat (limited to 'drivers/usb/input/usbmouse.c')
| -rw-r--r-- | drivers/usb/input/usbmouse.c | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c deleted file mode 100644 index 692fd60..0000000 --- a/drivers/usb/input/usbmouse.c +++ /dev/null @@ -1,245 +0,0 @@ -/* - * $Id: usbmouse.c,v 1.15 2001/12/27 10:37:41 vojtech Exp $ - * - * Copyright (c) 1999-2001 Vojtech Pavlik - * - * USB HIDBP Mouse support - */ - -/* - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Should you need to contact me, the author, you can do so either by - * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: - * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic - */ - -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/usb/input.h> -#include <linux/hid.h> - -/* - * Version Information - */ -#define DRIVER_VERSION "v1.6" -#define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>" -#define DRIVER_DESC "USB HID Boot Protocol mouse driver" -#define DRIVER_LICENSE "GPL" - -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_LICENSE(DRIVER_LICENSE); - -struct usb_mouse { - char name[128]; - char phys[64]; - struct usb_device *usbdev; - struct input_dev *dev; - struct urb *irq; - - signed char *data; - dma_addr_t data_dma; -}; - -static void usb_mouse_irq(struct urb *urb) -{ - struct usb_mouse *mouse = urb->context; - signed char *data = mouse->data; - struct input_dev *dev = mouse->dev; - int status; - - switch (urb->status) { - case 0: /* success */ - break; - case -ECONNRESET: /* unlink */ - case -ENOENT: - case -ESHUTDOWN: - return; - /* -EPIPE: should clear the halt */ - default: /* error */ - goto resubmit; - } - - input_report_key(dev, BTN_LEFT, data[0] & 0x01); - input_report_key(dev, BTN_RIGHT, data[0] & 0x02); - input_report_key(dev, BTN_MIDDLE, data[0] & 0x04); - input_report_key(dev, BTN_SIDE, data[0] & 0x08); - input_report_key(dev, BTN_EXTRA, data[0] & 0x10); - - input_report_rel(dev, REL_X, data[1]); - input_report_rel(dev, REL_Y, data[2]); - input_report_rel(dev, REL_WHEEL, data[3]); - - input_sync(dev); -resubmit: - status = usb_submit_urb (urb, GFP_ATOMIC); - if (status) - err ("can't resubmit intr, %s-%s/input0, status %d", - mouse->usbdev->bus->bus_name, - mouse->usbdev->devpath, status); -} - -static int usb_mouse_open(struct input_dev *dev) -{ - struct usb_mouse *mouse = dev->private; - - mouse->irq->dev = mouse->usbdev; - if (usb_submit_urb(mouse->irq, GFP_KERNEL)) - return -EIO; - - return 0; -} - -static void usb_mouse_close(struct input_dev *dev) -{ - struct usb_mouse *mouse = dev->private; - - usb_kill_urb(mouse->irq); -} - -static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_id *id) -{ - struct usb_device *dev = interface_to_usbdev(intf); - struct usb_host_interface *interface; - struct usb_endpoint_descriptor *endpoint; - struct usb_mouse *mouse; - struct input_dev *input_dev; - int pipe, maxp; - - interface = intf->cur_altsetting; - - if (interface->desc.bNumEndpoints != 1) - return -ENODEV; - - endpoint = &interface->endpoint[0].desc; - if (!usb_endpoint_is_int_in(endpoint)) - return -ENODEV; - - pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress); - maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe)); - - mouse = kzalloc(sizeof(struct usb_mouse), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!mouse || !input_dev) - goto fail1; - - mouse->data = usb_buffer_alloc(dev, 8, GFP_ATOMIC, &mouse->data_dma); - if (!mouse->data) - goto fail1; - - mouse->irq = usb_alloc_urb(0, GFP_KERNEL); - if (!mouse->irq) - goto fail2; - - mouse->usbdev = dev; - mouse->dev = input_dev; - - if (dev->manufacturer) - strlcpy(mouse->name, dev->manufacturer, sizeof(mouse->name)); - - if (dev->product) { - if (dev->manufacturer) - strlcat(mouse->name, " ", sizeof(mouse->name)); - strlcat(mouse->name, dev->product, sizeof(mouse->name)); - } - - if (!strlen(mouse->name)) - snprintf(mouse->name, sizeof(mouse->name), - "USB HIDBP Mouse %04x:%04x", - le16_to_cpu(dev->descriptor.idVendor), - le16_to_cpu(dev->descriptor.idProduct)); - - usb_make_path(dev, mouse->phys, sizeof(mouse->phys)); - strlcat(mouse->phys, "/input0", sizeof(mouse->phys)); - - input_dev->name = mouse->name; - input_dev->phys = mouse->phys; - usb_to_input_id(dev, &input_dev->id); - input_dev->cdev.dev = &intf->dev; - - input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); - input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); - input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y); - input_dev->keybit[LONG(BTN_MOUSE)] |= BIT(BTN_SIDE) | BIT(BTN_EXTRA); - input_dev->relbit[0] |= BIT(REL_WHEEL); - - input_dev->private = mouse; - input_dev->open = usb_mouse_open; - input_dev->close = usb_mouse_close; - - usb_fill_int_urb(mouse->irq, dev, pipe, mouse->data, - (maxp > 8 ? 8 : maxp), - usb_mouse_irq, mouse, endpoint->bInterval); - mouse->irq->transfer_dma = mouse->data_dma; - mouse->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - - input_register_device(mouse->dev); - - usb_set_intfdata(intf, mouse); - return 0; - -fail2: usb_buffer_free(dev, 8, mouse->data, mouse->data_dma); -fail1: input_free_device(input_dev); - kfree(mouse); - return -ENOMEM; -} - -static void usb_mouse_disconnect(struct usb_interface *intf) -{ - struct usb_mouse *mouse = usb_get_intfdata (intf); - - usb_set_intfdata(intf, NULL); - if (mouse) { - usb_kill_urb(mouse->irq); - input_unregister_device(mouse->dev); - usb_free_urb(mouse->irq); - usb_buffer_free(interface_to_usbdev(intf), 8, mouse->data, mouse->data_dma); - kfree(mouse); - } -} - -static struct usb_device_id usb_mouse_id_table [] = { - { USB_INTERFACE_INFO(USB_INTERFACE_CLASS_HID, USB_INTERFACE_SUBCLASS_BOOT, - USB_INTERFACE_PROTOCOL_MOUSE) }, - { } /* Terminating entry */ -}; - -MODULE_DEVICE_TABLE (usb, usb_mouse_id_table); - -static struct usb_driver usb_mouse_driver = { - .name = "usbmouse", - .probe = usb_mouse_probe, - .disconnect = usb_mouse_disconnect, - .id_table = usb_mouse_id_table, -}; - -static int __init usb_mouse_init(void) -{ - int retval = usb_register(&usb_mouse_driver); - if (retval == 0) - info(DRIVER_VERSION ":" DRIVER_DESC); - return retval; -} - -static void __exit usb_mouse_exit(void) -{ - usb_deregister(&usb_mouse_driver); -} - -module_init(usb_mouse_init); -module_exit(usb_mouse_exit); |
