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Commit 99de0912 authored by Brian Magnuson's avatar Brian Magnuson Committed by Dmitry Torokhov
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Input: xpad - add support for wireless xbox360 controllers 



Signed-off-by: default avatarBrian Magnuson <bdmagnuson@gmail.com>
Signed-off-by: default avatarAnssi Hannula <anssi.hannula@gmail.com>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent bf8cb314

drivers/input/joystick/xpad.c

+148 −16
Original line number Diff line number Diff line
@@ -92,7 +92,8 @@ 


#define XTYPE_XBOX        0

#define XTYPE_XBOX360     1

#define XTYPE_UNKNOWN     2

#define XTYPE_XBOX360W    2

#define XTYPE_UNKNOWN     3



static int dpad_to_buttons;

module_param(dpad_to_buttons, bool, S_IRUGO);
@@ -109,6 +110,7 @@ static const struct xpad_device { 
	{ 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", MAP_DPAD_TO_AXES, XTYPE_XBOX },

	{ 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", MAP_DPAD_TO_AXES, XTYPE_XBOX },

	{ 0x045e, 0x0287, "Microsoft Xbox Controller S", MAP_DPAD_TO_AXES, XTYPE_XBOX },

	{ 0x045e, 0x0719, "Xbox 360 Wireless Receiver", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W },

	{ 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX },

	{ 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX },

	{ 0x046d, 0xc242, "Logitech Chillstream Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX360 },
@@ -186,22 +188,25 @@ static const signed short xpad_abs_pad[] = { 


/* Xbox 360 has a vendor-specific class, so we cannot match it with only

 * USB_INTERFACE_INFO (also specifically refused by USB subsystem), so we

 * match against vendor id as well. Also, some Xbox 360 devices have multiple

 * interface protocols, we only need protocol 1. */

#define XPAD_XBOX360_VENDOR(vend) \

 * match against vendor id as well. Wired Xbox 360 devices have protocol 1,

 * wireless controllers have protocol 129. */

#define XPAD_XBOX360_VENDOR_PROTOCOL(vend,pr) \

	.match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \

	.idVendor = (vend), \

	.bInterfaceClass = USB_CLASS_VENDOR_SPEC, \

	.bInterfaceSubClass = 93, \

	.bInterfaceProtocol = 1

	.bInterfaceProtocol = (pr)

#define XPAD_XBOX360_VENDOR(vend) \

	{ XPAD_XBOX360_VENDOR_PROTOCOL(vend,1) }, \

	{ XPAD_XBOX360_VENDOR_PROTOCOL(vend,129) }



static struct usb_device_id xpad_table [] = {

	{ USB_INTERFACE_INFO('X', 'B', 0) },	/* X-Box USB-IF not approved class */

	{ XPAD_XBOX360_VENDOR(0x045e) },	/* Microsoft X-Box 360 controllers */

	{ XPAD_XBOX360_VENDOR(0x046d) },	/* Logitech X-Box 360 style controllers */

	{ XPAD_XBOX360_VENDOR(0x0738) },	/* Mad Catz X-Box 360 controllers */

	{ XPAD_XBOX360_VENDOR(0x0e6f) },	/* 0x0e6f X-Box 360 controllers */

	{ XPAD_XBOX360_VENDOR(0x1430) },	/* RedOctane X-Box 360 controllers */

	XPAD_XBOX360_VENDOR(0x045e),		/* Microsoft X-Box 360 controllers */

	XPAD_XBOX360_VENDOR(0x046d),		/* Logitech X-Box 360 style controllers */

	XPAD_XBOX360_VENDOR(0x0738),		/* Mad Catz X-Box 360 controllers */

	XPAD_XBOX360_VENDOR(0x0e6f),		/* 0x0e6f X-Box 360 controllers */

	XPAD_XBOX360_VENDOR(0x1430),		/* RedOctane X-Box 360 controllers */

	{ }

};
@@ -211,10 +216,15 @@ struct usb_xpad { 
	struct input_dev *dev;		/* input device interface */

	struct usb_device *udev;	/* usb device */



	int pad_present;



	struct urb *irq_in;		/* urb for interrupt in report */

	unsigned char *idata;		/* input data */

	dma_addr_t idata_dma;



	struct urb *bulk_out;

	unsigned char *bdata;



#if defined(CONFIG_JOYSTICK_XPAD_FF) || defined(CONFIG_JOYSTICK_XPAD_LEDS)

	struct urb *irq_out;		/* urb for interrupt out report */

	unsigned char *odata;		/* output data */
@@ -359,6 +369,39 @@ static void xpad360_process_packet(struct usb_xpad *xpad, 
	input_sync(dev);

}



/*

 * xpad360w_process_packet

 *

 * Completes a request by converting the data into events for the

 * input subsystem. It is version for xbox 360 wireless controller.

 *

 * Byte.Bit

 * 00.1 - Status change: The controller or headset has connected/disconnected

 *                       Bits 01.7 and 01.6 are valid

 * 01.7 - Controller present

 * 01.6 - Headset present

 * 01.1 - Pad state (Bytes 4+) valid

 *

 */



static void xpad360w_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data)

{

	/* Presence change */

	if (data[0] & 0x08) {

		if (data[1] & 0x80) {

			xpad->pad_present = 1;

			usb_submit_urb(xpad->bulk_out, GFP_ATOMIC);

		} else

			xpad->pad_present = 0;

	}



	/* Valid pad data */

	if (!(data[1] & 0x1))

		return;



	xpad360_process_packet(xpad, cmd, &data[4]);

}



static void xpad_irq_in(struct urb *urb)

{

	struct usb_xpad *xpad = urb->context;
@@ -381,10 +424,16 @@ static void xpad_irq_in(struct urb *urb) 
		goto exit;

	}



	if (xpad->xtype == XTYPE_XBOX360)

	switch (xpad->xtype) {

	case XTYPE_XBOX360:

		xpad360_process_packet(xpad, 0, xpad->idata);

	else

		break;

	case XTYPE_XBOX360W:

		xpad360w_process_packet(xpad, 0, xpad->idata);

		break;

	default:

		xpad_process_packet(xpad, 0, xpad->idata);

	}



exit:

	retval = usb_submit_urb (urb, GFP_ATOMIC);
@@ -422,6 +471,23 @@ static void xpad_irq_out(struct urb *urb) 
		    __FUNCTION__, retval);

}



static void xpad_bulk_out(struct urb *urb)

{

	switch (urb->status) {

	case 0:

		/* success */

		break;

	case -ECONNRESET:

	case -ENOENT:

	case -ESHUTDOWN:

		/* this urb is terminated, clean up */

		dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);

		break;

	default:

		dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);

	}

}



static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad)

{

	struct usb_endpoint_descriptor *ep_irq_out;
@@ -600,6 +666,10 @@ static int xpad_open(struct input_dev *dev) 
{

	struct usb_xpad *xpad = input_get_drvdata(dev);



	/* URB was submitted in probe */

	if(xpad->xtype == XTYPE_XBOX360W)

		return 0;



	xpad->irq_in->dev = xpad->udev;

	if (usb_submit_urb(xpad->irq_in, GFP_KERNEL))

		return -EIO;
@@ -611,6 +681,7 @@ static void xpad_close(struct input_dev *dev) 
{

	struct usb_xpad *xpad = input_get_drvdata(dev);



	if(xpad->xtype != XTYPE_XBOX360W)

		usb_kill_urb(xpad->irq_in);

	xpad_stop_output(xpad);

}
@@ -671,8 +742,15 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id 
	xpad->xtype = xpad_device[i].xtype;

	if (xpad->dpad_mapping == MAP_DPAD_UNKNOWN)

		xpad->dpad_mapping = !dpad_to_buttons;

	if (xpad->xtype == XTYPE_UNKNOWN)

		xpad->xtype = (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC);

	if (xpad->xtype == XTYPE_UNKNOWN) {

		if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) {

			if (intf->cur_altsetting->desc.bInterfaceProtocol == 129)

				xpad->xtype = XTYPE_XBOX360W;

			else

				xpad->xtype = XTYPE_XBOX360;

		} else

			xpad->xtype = XTYPE_XBOX;

	}

	xpad->dev = input_dev;

	usb_make_path(udev, xpad->phys, sizeof(xpad->phys));

	strlcat(xpad->phys, "/input0", sizeof(xpad->phys));
@@ -692,7 +770,7 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id 
	/* set up buttons */

	for (i = 0; xpad_common_btn[i] >= 0; i++)

		set_bit(xpad_common_btn[i], input_dev->keybit);

	if (xpad->xtype == XTYPE_XBOX360)

	if ((xpad->xtype == XTYPE_XBOX360) || (xpad->xtype == XTYPE_XBOX360W))

		for (i = 0; xpad360_btn[i] >= 0; i++)

			set_bit(xpad360_btn[i], input_dev->keybit);

	else
@@ -734,8 +812,57 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id 
		goto fail4;



	usb_set_intfdata(intf, xpad);



	/*

	 * Submit the int URB immediatly rather than waiting for open

	 * because we get status messages from the device whether

	 * or not any controllers are attached.  In fact, it's

	 * exactly the message that a controller has arrived that

	 * we're waiting for.

	 */

	if (xpad->xtype == XTYPE_XBOX360W) {

		xpad->irq_in->dev = xpad->udev;

		error = usb_submit_urb(xpad->irq_in, GFP_KERNEL);

		if (error)

			goto fail4;



		/*

		 * Setup the message to set the LEDs on the

		 * controller when it shows up

		 */

		xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL);

		if(!xpad->bulk_out)

			goto fail5;



		xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL);

		if(!xpad->bdata)

			goto fail6;



		xpad->bdata[2] = 0x08;

		switch (intf->cur_altsetting->desc.bInterfaceNumber) {

		case 0:

			xpad->bdata[3] = 0x42;

			break;

		case 2:

			xpad->bdata[3] = 0x43;

			break;

		case 4:

			xpad->bdata[3] = 0x44;

			break;

		case 6:

			xpad->bdata[3] = 0x45;

		}



		ep_irq_in = &intf->cur_altsetting->endpoint[1].desc;

		usb_fill_bulk_urb(xpad->bulk_out, udev,

				usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress),

				xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad);

	}



	return 0;



 fail6:	usb_free_urb(xpad->bulk_out);

 fail5:	usb_kill_urb(xpad->irq_in);

 fail4:	usb_free_urb(xpad->irq_in);

 fail3:	xpad_deinit_output(xpad);

 fail2:	usb_buffer_free(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma);
@@ -754,6 +881,11 @@ static void xpad_disconnect(struct usb_interface *intf) 
		xpad_led_disconnect(xpad);

		input_unregister_device(xpad->dev);

		xpad_deinit_output(xpad);

		if (xpad->xtype == XTYPE_XBOX360W) {

			usb_kill_urb(xpad->bulk_out);

			usb_free_urb(xpad->bulk_out);

			usb_kill_urb(xpad->irq_in);

		}

		usb_free_urb(xpad->irq_in);

		usb_buffer_free(xpad->udev, XPAD_PKT_LEN,

				xpad->idata, xpad->idata_dma);