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path: root/drivers/usb/storage/onetouch.c
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Diffstat (limited to 'drivers/usb/storage/onetouch.c')
-rw-r--r--drivers/usb/storage/onetouch.c99
1 files changed, 50 insertions, 49 deletions
diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c
index 2c9402dc702..89401a59f95 100644
--- a/drivers/usb/storage/onetouch.c
+++ b/drivers/usb/storage/onetouch.c
@@ -5,7 +5,7 @@
* Copyright (c) 2005 Nick Sillik <n.sillik@temple.edu>
*
* Initial work by:
- * Copyright (c) 2003 Erik Thyren <erth7411@student.uu.se>
+ * Copyright (c) 2003 Erik Thyren <erth7411@student.uu.se>
*
* Based on usbmouse.c (Vojtech Pavlik) and xpad.c (Marko Friedemann)
*
@@ -46,7 +46,7 @@ void onetouch_release_input(void *onetouch_);
struct usb_onetouch {
char name[128];
char phys[64];
- struct input_dev dev; /* input device interface */
+ struct input_dev *dev; /* input device interface */
struct usb_device *udev; /* usb device */
struct urb *irq; /* urb for interrupt in report */
@@ -58,7 +58,7 @@ static void usb_onetouch_irq(struct urb *urb, struct pt_regs *regs)
{
struct usb_onetouch *onetouch = urb->context;
signed char *data = onetouch->data;
- struct input_dev *dev = &onetouch->dev;
+ struct input_dev *dev = onetouch->dev;
int status;
switch (urb->status) {
@@ -74,11 +74,9 @@ static void usb_onetouch_irq(struct urb *urb, struct pt_regs *regs)
}
input_regs(dev, regs);
-
- input_report_key(&onetouch->dev, ONETOUCH_BUTTON,
- data[0] & 0x02);
-
+ input_report_key(dev, ONETOUCH_BUTTON, data[0] & 0x02);
input_sync(dev);
+
resubmit:
status = usb_submit_urb (urb, SLAB_ATOMIC);
if (status)
@@ -113,8 +111,8 @@ int onetouch_connect_input(struct us_data *ss)
struct usb_host_interface *interface;
struct usb_endpoint_descriptor *endpoint;
struct usb_onetouch *onetouch;
+ struct input_dev *input_dev;
int pipe, maxp;
- char path[64];
interface = ss->pusb_intf->cur_altsetting;
@@ -122,62 +120,62 @@ int onetouch_connect_input(struct us_data *ss)
return -ENODEV;
endpoint = &interface->endpoint[2].desc;
- if(!(endpoint->bEndpointAddress & USB_DIR_IN))
+ if (!(endpoint->bEndpointAddress & USB_DIR_IN))
return -ENODEV;
- if((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
+ if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
!= USB_ENDPOINT_XFER_INT)
return -ENODEV;
pipe = usb_rcvintpipe(udev, endpoint->bEndpointAddress);
maxp = usb_maxpacket(udev, pipe, usb_pipeout(pipe));
- if (!(onetouch = kcalloc(1, sizeof(struct usb_onetouch), GFP_KERNEL)))
- return -ENOMEM;
+ onetouch = kzalloc(sizeof(struct usb_onetouch), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!onetouch || !input_dev)
+ goto fail1;
onetouch->data = usb_buffer_alloc(udev, ONETOUCH_PKT_LEN,
SLAB_ATOMIC, &onetouch->data_dma);
- if (!onetouch->data){
- kfree(onetouch);
- return -ENOMEM;
- }
+ if (!onetouch->data)
+ goto fail1;
onetouch->irq = usb_alloc_urb(0, GFP_KERNEL);
- if (!onetouch->irq){
- kfree(onetouch);
- usb_buffer_free(udev, ONETOUCH_PKT_LEN,
- onetouch->data, onetouch->data_dma);
- return -ENODEV;
- }
-
+ if (!onetouch->irq)
+ goto fail2;
onetouch->udev = udev;
+ onetouch->dev = input_dev;
- set_bit(EV_KEY, onetouch->dev.evbit);
- set_bit(ONETOUCH_BUTTON, onetouch->dev.keybit);
- clear_bit(0, onetouch->dev.keybit);
+ if (udev->manufacturer)
+ strlcpy(onetouch->name, udev->manufacturer,
+ sizeof(onetouch->name));
+ if (udev->product) {
+ if (udev->manufacturer)
+ strlcat(onetouch->name, " ", sizeof(onetouch->name));
+ strlcat(onetouch->name, udev->product, sizeof(onetouch->name));
+ }
- onetouch->dev.private = onetouch;
- onetouch->dev.open = usb_onetouch_open;
- onetouch->dev.close = usb_onetouch_close;
+ if (!strlen(onetouch->name))
+ snprintf(onetouch->name, sizeof(onetouch->name),
+ "Maxtor Onetouch %04x:%04x",
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct));
- usb_make_path(udev, path, sizeof(path));
- sprintf(onetouch->phys, "%s/input0", path);
+ usb_make_path(udev, onetouch->phys, sizeof(onetouch->phys));
+ strlcat(onetouch->phys, "/input0", sizeof(onetouch->phys));
- onetouch->dev.name = onetouch->name;
- onetouch->dev.phys = onetouch->phys;
+ input_dev->name = onetouch->name;
+ input_dev->phys = onetouch->phys;
+ usb_to_input_id(udev, &input_dev->id);
+ input_dev->cdev.dev = &udev->dev;
- usb_to_input_id(udev, &onetouch->dev.id);
+ set_bit(EV_KEY, input_dev->evbit);
+ set_bit(ONETOUCH_BUTTON, input_dev->keybit);
+ clear_bit(0, input_dev->keybit);
- onetouch->dev.dev = &udev->dev;
-
- if (udev->manufacturer)
- strcat(onetouch->name, udev->manufacturer);
- if (udev->product)
- sprintf(onetouch->name, "%s %s", onetouch->name,
- udev->product);
- if (!strlen(onetouch->name))
- sprintf(onetouch->name, "Maxtor Onetouch %04x:%04x",
- onetouch->dev.id.vendor, onetouch->dev.id.product);
+ input_dev->private = onetouch;
+ input_dev->open = usb_onetouch_open;
+ input_dev->close = usb_onetouch_close;
usb_fill_int_urb(onetouch->irq, udev, pipe, onetouch->data,
(maxp > 8 ? 8 : maxp),
@@ -188,10 +186,15 @@ int onetouch_connect_input(struct us_data *ss)
ss->extra_destructor = onetouch_release_input;
ss->extra = onetouch;
- input_register_device(&onetouch->dev);
- printk(KERN_INFO "usb-input: %s on %s\n", onetouch->dev.name, path);
+ input_register_device(onetouch->dev);
return 0;
+
+ fail2: usb_buffer_free(udev, ONETOUCH_PKT_LEN,
+ onetouch->data, onetouch->data_dma);
+ fail1: kfree(onetouch);
+ input_free_device(input_dev);
+ return -ENOMEM;
}
void onetouch_release_input(void *onetouch_)
@@ -200,11 +203,9 @@ void onetouch_release_input(void *onetouch_)
if (onetouch) {
usb_kill_urb(onetouch->irq);
- input_unregister_device(&onetouch->dev);
+ input_unregister_device(onetouch->dev);
usb_free_urb(onetouch->irq);
usb_buffer_free(onetouch->udev, ONETOUCH_PKT_LEN,
onetouch->data, onetouch->data_dma);
- printk(KERN_INFO "usb-input: deregistering %s\n",
- onetouch->dev.name);
}
}