/*
* 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
+ * 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/module.h>
#include <linux/init.h>
#include <linux/usb.h>
+#include <linux/usb_input.h>
/*
* Version Information
char name[128];
char phys[64];
struct usb_device *usbdev;
- struct input_dev dev;
+ struct input_dev *dev;
struct urb *irq;
- int open;
signed char *data;
dma_addr_t data_dma;
{
struct usb_mouse *mouse = urb->context;
signed char *data = mouse->data;
- struct input_dev *dev = &mouse->dev;
+ struct input_dev *dev = mouse->dev;
int status;
switch (urb->status) {
{
struct usb_mouse *mouse = dev->private;
- if (mouse->open++)
- return 0;
-
mouse->irq->dev = mouse->usbdev;
- if (usb_submit_urb(mouse->irq, GFP_KERNEL)) {
- mouse->open--;
+ if (usb_submit_urb(mouse->irq, GFP_KERNEL))
return -EIO;
- }
return 0;
}
{
struct usb_mouse *mouse = dev->private;
- if (!--mouse->open)
- usb_kill_urb(mouse->irq);
+ usb_kill_urb(mouse->irq);
}
-static int usb_mouse_probe(struct usb_interface * intf, const struct usb_device_id * id)
+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_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;
- char path[64];
interface = intf->cur_altsetting;
- if (interface->desc.bNumEndpoints != 1)
+ if (interface->desc.bNumEndpoints != 1)
return -ENODEV;
endpoint = &interface->endpoint[0].desc;
- if (!(endpoint->bEndpointAddress & 0x80))
+ if (!(endpoint->bEndpointAddress & USB_DIR_IN))
return -ENODEV;
- if ((endpoint->bmAttributes & 3) != 3)
+ if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT)
return -ENODEV;
pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe));
- if (!(mouse = kmalloc(sizeof(struct usb_mouse), GFP_KERNEL)))
- return -ENOMEM;
- memset(mouse, 0, sizeof(struct usb_mouse));
+ 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, SLAB_ATOMIC, &mouse->data_dma);
- if (!mouse->data) {
- kfree(mouse);
- return -ENOMEM;
- }
+ if (!mouse->data)
+ goto fail1;
mouse->irq = usb_alloc_urb(0, GFP_KERNEL);
- if (!mouse->irq) {
- usb_buffer_free(dev, 8, mouse->data, mouse->data_dma);
- kfree(mouse);
- return -ENODEV;
- }
+ if (!mouse->irq)
+ goto fail2;
mouse->usbdev = dev;
+ mouse->dev = input_dev;
- mouse->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
- mouse->dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE);
- mouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y);
- mouse->dev.keybit[LONG(BTN_MOUSE)] |= BIT(BTN_SIDE) | BIT(BTN_EXTRA);
- mouse->dev.relbit[0] |= BIT(REL_WHEEL);
+ if (dev->manufacturer)
+ strlcpy(mouse->name, dev->manufacturer, sizeof(mouse->name));
- mouse->dev.private = mouse;
- mouse->dev.open = usb_mouse_open;
- mouse->dev.close = usb_mouse_close;
+ if (dev->product) {
+ if (dev->manufacturer)
+ strlcat(mouse->name, " ", sizeof(mouse->name));
+ strlcat(mouse->name, dev->product, sizeof(mouse->name));
+ }
- usb_make_path(dev, path, 64);
- sprintf(mouse->phys, "%s/input0", path);
+ 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));
- mouse->dev.name = mouse->name;
- mouse->dev.phys = mouse->phys;
- mouse->dev.id.bustype = BUS_USB;
- mouse->dev.id.vendor = le16_to_cpu(dev->descriptor.idVendor);
- mouse->dev.id.product = le16_to_cpu(dev->descriptor.idProduct);
- mouse->dev.id.version = le16_to_cpu(dev->descriptor.bcdDevice);
- mouse->dev.dev = &intf->dev;
+ usb_make_path(dev, mouse->phys, sizeof(mouse->phys));
+ strlcat(mouse->phys, "/input0", sizeof(mouse->phys));
- if (dev->manufacturer)
- strcat(mouse->name, dev->manufacturer);
- if (dev->product)
- sprintf(mouse->name, "%s %s", mouse->name, dev->product);
+ input_dev->name = mouse->name;
+ input_dev->phys = mouse->phys;
+ usb_to_input_id(dev, &input_dev->id);
+ input_dev->cdev.dev = &intf->dev;
- if (!strlen(mouse->name))
- sprintf(mouse->name, "USB HIDBP Mouse %04x:%04x",
- mouse->dev.id.vendor, mouse->dev.id.product);
+ 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),
mouse->irq->transfer_dma = mouse->data_dma;
mouse->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
- input_register_device(&mouse->dev);
- printk(KERN_INFO "input: %s on %s\n", mouse->name, path);
+ 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);
+ 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);
MODULE_DEVICE_TABLE (usb, usb_mouse_id_table);
static struct usb_driver usb_mouse_driver = {
- .owner = THIS_MODULE,
.name = "usbmouse",
.probe = usb_mouse_probe,
.disconnect = usb_mouse_disconnect,
static int __init usb_mouse_init(void)
{
int retval = usb_register(&usb_mouse_driver);
- if (retval == 0)
+ if (retval == 0)
info(DRIVER_VERSION ":" DRIVER_DESC);
return retval;
}
git://git.onelab.eu / linux-2.6.git / blobdiff