diff options
Diffstat (limited to 'drivers/usb/input/acecad.c')
-rw-r--r-- | drivers/usb/input/acecad.c | 76 |
1 files changed, 39 insertions, 37 deletions
diff --git a/drivers/usb/input/acecad.c b/drivers/usb/input/acecad.c index 74f8760..a32558b 100644 --- a/drivers/usb/input/acecad.c +++ b/drivers/usb/input/acecad.c @@ -53,7 +53,7 @@ struct usb_acecad { char name[128]; char phys[64]; struct usb_device *usbdev; - struct input_dev dev; + struct input_dev *input; struct urb *irq; signed char *data; @@ -64,7 +64,7 @@ static void usb_acecad_irq(struct urb *urb, struct pt_regs *regs) { struct usb_acecad *acecad = urb->context; unsigned char *data = acecad->data; - struct input_dev *dev = &acecad->dev; + struct input_dev *dev = acecad->input; int prox, status; switch (urb->status) { @@ -135,8 +135,8 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ struct usb_host_interface *interface = intf->cur_altsetting; struct usb_endpoint_descriptor *endpoint; struct usb_acecad *acecad; + struct input_dev *input_dev; int pipe, maxp; - char path[64]; if (interface->desc.bNumEndpoints != 1) return -ENODEV; @@ -153,8 +153,9 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe)); acecad = kzalloc(sizeof(struct usb_acecad), GFP_KERNEL); - if (!acecad) - return -ENOMEM; + input_dev = input_allocate_device(); + if (!acecad || !input_dev) + goto fail1; acecad->data = usb_buffer_alloc(dev, 8, SLAB_KERNEL, &acecad->data_dma); if (!acecad->data) @@ -164,6 +165,9 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ if (!acecad->irq) goto fail2; + acecad->usbdev = dev; + acecad->input = input_dev; + if (dev->manufacturer) strlcpy(acecad->name, dev->manufacturer, sizeof(acecad->name)); @@ -173,48 +177,48 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ strlcat(acecad->name, dev->product, sizeof(acecad->name)); } - usb_make_path(dev, path, sizeof(path)); - snprintf(acecad->phys, sizeof(acecad->phys), "%s/input0", path); + usb_make_path(dev, acecad->phys, sizeof(acecad->phys)); + strlcat(acecad->phys, "/input0", sizeof(acecad->phys)); - acecad->usbdev = dev; + input_dev->name = acecad->name; + input_dev->phys = acecad->phys; + usb_to_input_id(dev, &input_dev->id); + input_dev->cdev.dev = &intf->dev; + input_dev->private = acecad; - acecad->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); - acecad->dev.absbit[0] = BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_PRESSURE); - acecad->dev.keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); - acecad->dev.keybit[LONG(BTN_DIGI)] = BIT(BTN_TOOL_PEN) |BIT(BTN_TOUCH) | BIT(BTN_STYLUS) | BIT(BTN_STYLUS2); + input_dev->open = usb_acecad_open; + input_dev->close = usb_acecad_close; + + input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + input_dev->absbit[0] = BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_PRESSURE); + input_dev->keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); + input_dev->keybit[LONG(BTN_DIGI)] = BIT(BTN_TOOL_PEN) |BIT(BTN_TOUCH) | BIT(BTN_STYLUS) | BIT(BTN_STYLUS2); switch (id->driver_info) { case 0: - acecad->dev.absmax[ABS_X] = 5000; - acecad->dev.absmax[ABS_Y] = 3750; - acecad->dev.absmax[ABS_PRESSURE] = 512; + input_dev->absmax[ABS_X] = 5000; + input_dev->absmax[ABS_Y] = 3750; + input_dev->absmax[ABS_PRESSURE] = 512; if (!strlen(acecad->name)) snprintf(acecad->name, sizeof(acecad->name), "USB Acecad Flair Tablet %04x:%04x", - dev->descriptor.idVendor, dev->descriptor.idProduct); + le16_to_cpu(dev->descriptor.idVendor), + le16_to_cpu(dev->descriptor.idProduct)); break; case 1: - acecad->dev.absmax[ABS_X] = 3000; - acecad->dev.absmax[ABS_Y] = 2250; - acecad->dev.absmax[ABS_PRESSURE] = 1024; + input_dev->absmax[ABS_X] = 3000; + input_dev->absmax[ABS_Y] = 2250; + input_dev->absmax[ABS_PRESSURE] = 1024; if (!strlen(acecad->name)) snprintf(acecad->name, sizeof(acecad->name), "USB Acecad 302 Tablet %04x:%04x", - dev->descriptor.idVendor, dev->descriptor.idProduct); + le16_to_cpu(dev->descriptor.idVendor), + le16_to_cpu(dev->descriptor.idProduct)); break; } - acecad->dev.absfuzz[ABS_X] = 4; - acecad->dev.absfuzz[ABS_Y] = 4; - - acecad->dev.private = acecad; - acecad->dev.open = usb_acecad_open; - acecad->dev.close = usb_acecad_close; - - acecad->dev.name = acecad->name; - acecad->dev.phys = acecad->phys; - usb_to_input_id(dev, &acecad->dev.id); - acecad->dev.dev = &intf->dev; + input_dev->absfuzz[ABS_X] = 4; + input_dev->absfuzz[ABS_Y] = 4; usb_fill_int_urb(acecad->irq, dev, pipe, acecad->data, maxp > 8 ? 8 : maxp, @@ -222,17 +226,15 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ acecad->irq->transfer_dma = acecad->data_dma; acecad->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - input_register_device(&acecad->dev); - - printk(KERN_INFO "input: %s with packet size %d on %s\n", - acecad->name, maxp, path); + input_register_device(acecad->input); usb_set_intfdata(intf, acecad); return 0; fail2: usb_buffer_free(dev, 8, acecad->data, acecad->data_dma); - fail1: kfree(acecad); + fail1: input_free_device(input_dev); + kfree(acecad); return -ENOMEM; } @@ -243,7 +245,7 @@ static void usb_acecad_disconnect(struct usb_interface *intf) usb_set_intfdata(intf, NULL); if (acecad) { usb_kill_urb(acecad->irq); - input_unregister_device(&acecad->dev); + input_unregister_device(acecad->input); usb_free_urb(acecad->irq); usb_buffer_free(interface_to_usbdev(intf), 10, acecad->data, acecad->data_dma); kfree(acecad); |