From: Ondrej Zary <linux@xxxxxxxxxxxxxxxxxxxx>
Convert usbtouchscreen from storing usb_device to usb_interface. This is
needed for multi-interface touchscreen devices such as iNexio.
Signed-off-by: Ondrej Zary <linux@xxxxxxxxxxxxxxxxxxxx>
Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Cc: Jim Persson <jim-linux@xxxxxxx>
Cc: Florian Echtler <floe@xxxxxxxxxxxxxx>
Cc: Dan Streetman <ddstreet@xxxxxxxx>
Cc: Daniel Ritz <daniel.ritz@xxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Cc: Oliver Neukum <oliver@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/input/touchscreen/usbtouchscreen.c | 22 ++++++++++---------
1 file changed, 12 insertions(+), 10 deletions(-)
diff -puN drivers/input/touchscreen/usbtouchscreen.c~usbtouchscreen-convert-from-usb_device-to-usb_interface drivers/input/touchscreen/usbtouchscreen.c
--- a/drivers/input/touchscreen/usbtouchscreen.c~usbtouchscreen-convert-from-usb_device-to-usb_interface
+++ a/drivers/input/touchscreen/usbtouchscreen.c
@@ -104,7 +104,7 @@ struct usbtouch_usb {
unsigned char *buffer;
int buf_len;
struct urb *irq;
- struct usb_device *udev;
+ struct usb_interface *interface;
struct input_dev *input;
struct usbtouch_device_info *type;
char name[128];
@@ -234,8 +234,9 @@ static const struct usb_device_id usbtou
static int e2i_init(struct usbtouch_usb *usbtouch)
{
int ret;
+ struct usb_device *udev = interface_to_usbdev(usbtouch->interface);
- ret = usb_control_msg(usbtouch->udev, usb_rcvctrlpipe(usbtouch->udev, 0),
+ ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
0x01, 0x02, 0x0000, 0x0081,
NULL, 0, USB_CTRL_SET_TIMEOUT);
@@ -344,8 +345,9 @@ static int mtouch_read_data(struct usbto
static int mtouch_init(struct usbtouch_usb *usbtouch)
{
int ret, i;
+ struct usb_device *udev = interface_to_usbdev(usbtouch->interface);
- ret = usb_control_msg(usbtouch->udev, usb_rcvctrlpipe(usbtouch->udev, 0),
+ ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
MTOUCHUSB_RESET,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1, 0, NULL, 0, USB_CTRL_SET_TIMEOUT);
@@ -356,7 +358,7 @@ static int mtouch_init(struct usbtouch_u
msleep(150);
for (i = 0; i < 3; i++) {
- ret = usb_control_msg(usbtouch->udev, usb_rcvctrlpipe(usbtouch->udev, 0),
+ ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
MTOUCHUSB_ASYNC_REPORT,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1, 1, NULL, 0, USB_CTRL_SET_TIMEOUT);
@@ -489,7 +491,7 @@ static int gunze_read_data(struct usbtou
static int dmc_tsc10_init(struct usbtouch_usb *usbtouch)
{
- struct usb_device *dev = usbtouch->udev;
+ struct usb_device *dev = interface_to_usbdev(usbtouch->interface);
int ret = -ENOMEM;
unsigned char *buf;
@@ -1021,7 +1023,7 @@ static int usbtouch_open(struct input_de
{
struct usbtouch_usb *usbtouch = input_get_drvdata(input);
- usbtouch->irq->dev = usbtouch->udev;
+ usbtouch->irq->dev = interface_to_usbdev(usbtouch->interface);
if (!usbtouch->type->irq_always) {
if (usb_submit_urb(usbtouch->irq, GFP_KERNEL))
@@ -1094,7 +1096,7 @@ static int usbtouch_probe(struct usb_int
goto out_free_buffers;
}
- usbtouch->udev = udev;
+ usbtouch->interface = intf;
usbtouch->input = input_dev;
if (udev->manufacturer)
@@ -1133,12 +1135,12 @@ static int usbtouch_probe(struct usb_int
input_set_abs_params(input_dev, ABS_PRESSURE, type->min_press,
type->max_press, 0, 0);
- usb_fill_int_urb(usbtouch->irq, usbtouch->udev,
- usb_rcvintpipe(usbtouch->udev, endpoint->bEndpointAddress),
+ usb_fill_int_urb(usbtouch->irq, udev,
+ usb_rcvintpipe(udev, endpoint->bEndpointAddress),
usbtouch->data, type->rept_size,
usbtouch_irq, usbtouch, endpoint->bInterval);
- usbtouch->irq->dev = usbtouch->udev;
+ usbtouch->irq->dev = udev;
usbtouch->irq->transfer_dma = usbtouch->data_dma;
usbtouch->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
_
--
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