14  * | 0x02      | n           |           |
17  * data packet after set xy mode command, 0x80 0xb5 0x02 0x01
22  * 0	status			0 1 0 0 0 0 X X
23  * 1	color			0 0 0 0 H 0 S T
30  *	no state reported	0x00
31  *	battery low		0x01
32  *	battery good		0x02
48 #define USB_REQ_GET_REPORT		0x01
49 #define USB_REQ_SET_REPORT		0x09
51 #define USB_VENDOR_ID_PEGASUSTECH	0x0e20
52 #define USB_DEVICE_ID_PEGASUS_NOTETAKER_EN100	0x0101
55 #define NOTETAKER_REPORT_ID		0x02
56 #define NOTETAKER_SET_CMD		0x80
57 #define NOTETAKER_SET_MODE		0xb5
59 #define NOTETAKER_LED_MOUSE		0x02
60 #define PEN_MODE_XY			0x01
62 #define SPECIAL_COMMAND			0x80
63 #define BUTTON_PRESSED			0xb5
64 #define COMMAND_VERSION			0xa9
67 #define BATTERY_NO_REPORT		0x40
68 #define BATTERY_LOW			0x41
69 #define BATTERY_GOOD			0x42
71 #define PEN_TIP				BIT(0)
102 	cmd_buf[0] = NOTETAKER_REPORT_ID;  in pegasus_control_msg()
107 				 usb_sndctrlpipe(pegasus->usbdev, 0),  in pegasus_control_msg()
110 				 0, 0, cmd_buf, sizeof_buf,  in pegasus_control_msg()
116 		error = result < 0 ? result : -EIO;  in pegasus_control_msg()
122 	return 0;  in pegasus_control_msg()
138 	switch (data[0]) {  in pegasus_parse_packet()
157 		if (x == 0 && y == 0)  in pegasus_parse_packet()
182 	case 0:  in pegasus_irq()
239 	return 0;  in pegasus_open()
273 	/* We control interface 0 */  in pegasus_probe()
283 	endpoint = &intf->cur_altsetting->endpoint[0].desc;  in pegasus_probe()
308 	pegasus->irq = usb_alloc_urb(0, GFP_KERNEL);  in pegasus_probe()
367 	input_set_abs_params(input_dev, ABS_X, -1500, 1500, 8, 0);  in pegasus_probe()
368 	input_set_abs_params(input_dev, ABS_Y, 1600, 3000, 8, 0);  in pegasus_probe()
374 	return 0;  in pegasus_probe()
413 	return 0;  in pegasus_suspend()
419 	int retval = 0;  in pegasus_resume()
422 	if (pegasus->is_open && usb_submit_urb(pegasus->irq, GFP_NOIO) < 0)  in pegasus_resume()
432 	int retval = 0;  in pegasus_reset_resume()
438 		if (!retval && usb_submit_urb(pegasus->irq, GFP_NOIO) < 0)  in pegasus_reset_resume()