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Input: aiptek - stop saving struct usb_device 

The device can now easily be derived from the interface.
Stop leaving a private copy.

Signed-off-by: Oliver Neukum <oneukum@suse.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Oliver Neukum 2016-03-31 10:59:59 -07:00 committed by Dmitry Torokhov
parent 7edf2c9c08
commit c630901860
1 changed files with 11 additions and 9 deletions
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20
drivers/input/tablet/aiptek.c
View File

@ -307,7 +307,6 @@ struct aiptek_settings {
struct aiptek {
struct input_dev *inputdev; /* input device struct */
struct usb_device *usbdev; /* usb device struct */
struct usb_interface *intf; /* usb interface struct */
struct urb *urb; /* urb for incoming reports */
dma_addr_t data_dma; /* our dma stuffage */
@ -847,7 +846,7 @@ static int aiptek_open(struct input_dev *inputdev)
{
struct aiptek *aiptek = input_get_drvdata(inputdev);
aiptek->urb->dev = aiptek->usbdev;
aiptek->urb->dev = interface_to_usbdev(aiptek->intf);
if (usb_submit_urb(aiptek->urb, GFP_KERNEL) != 0)
return -EIO;
@ -873,8 +872,10 @@ aiptek_set_report(struct aiptek *aiptek,
unsigned char report_type,
unsigned char report_id, void *buffer, int size)
{
return usb_control_msg(aiptek->usbdev,
usb_sndctrlpipe(aiptek->usbdev, 0),
struct usb_device *udev = interface_to_usbdev(aiptek->intf);
return usb_control_msg(udev,
usb_sndctrlpipe(udev, 0),
USB_REQ_SET_REPORT,
USB_TYPE_CLASS | USB_RECIP_INTERFACE |
USB_DIR_OUT, (report_type << 8) + report_id,
@ -886,8 +887,10 @@ aiptek_get_report(struct aiptek *aiptek,
unsigned char report_type,
unsigned char report_id, void *buffer, int size)
{
return usb_control_msg(aiptek->usbdev,
usb_rcvctrlpipe(aiptek->usbdev, 0),
struct usb_device *udev = interface_to_usbdev(aiptek->intf);
return usb_control_msg(udev,
usb_rcvctrlpipe(udev, 0),
USB_REQ_GET_REPORT,
USB_TYPE_CLASS | USB_RECIP_INTERFACE |
USB_DIR_IN, (report_type << 8) + report_id,
@ -1729,7 +1732,6 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
}
aiptek->inputdev = inputdev;
aiptek->usbdev = usbdev;
aiptek->intf = intf;
aiptek->ifnum = intf->altsetting[0].desc.bInterfaceNumber;
aiptek->inDelay = 0;
@ -1833,8 +1835,8 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
* input.
*/
usb_fill_int_urb(aiptek->urb,
aiptek->usbdev,
usb_rcvintpipe(aiptek->usbdev,
usbdev,
usb_rcvintpipe(usbdev,
endpoint->bEndpointAddress),
aiptek->data, 8, aiptek_irq, aiptek,
endpoint->bInterval);