[mirror_ubuntu-artful-kernel.git] / include / linux / usb / quirks.h

/*
 * This file holds the definitions of quirks found in USB devices.
 * Only quirks that affect the whole device, not an interface,
 * belong here.
 */

#ifndef __LINUX_USB_QUIRKS_H
#define __LINUX_USB_QUIRKS_H

/* string descriptors must not be fetched using a 255-byte read */
#define USB_QUIRK_STRING_FETCH_255	0x00000001

/* device can't resume correctly so reset it instead */
#define USB_QUIRK_RESET_RESUME		0x00000002

/* device can't handle Set-Interface requests */
#define USB_QUIRK_NO_SET_INTF		0x00000004

/* device can't handle its Configuration or Interface strings */
#define USB_QUIRK_CONFIG_INTF_STRINGS	0x00000008

/* device can't be reset(e.g morph devices), don't use reset */
#define USB_QUIRK_RESET			0x00000010

/* device has more interface descriptions than the bNumInterfaces count,
   and can't handle talking to these interfaces */
#define USB_QUIRK_HONOR_BNUMINTERFACES	0x00000020

/* device needs a pause during initialization, after we read the device
   descriptor */
#define USB_QUIRK_DELAY_INIT		0x00000040

/*
 * For high speed and super speed interupt endpoints, the USB 2.0 and
 * USB 3.0 spec require the interval in microframes
 * (1 microframe = 125 microseconds) to be calculated as
 * interval = 2 ^ (bInterval-1).
 *
 * Devices with this quirk report their bInterval as the result of this
 * calculation instead of the exponent variable used in the calculation.
 */
#define USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL	0x00000080

/* device can't handle device_qualifier descriptor requests */
#define USB_QUIRK_DEVICE_QUALIFIER	0x00000100

/* device generates spurious wakeup, ignore remote wakeup capability */
#define USB_QUIRK_IGNORE_REMOTE_WAKEUP	0x00000200

#endif /* __LINUX_USB_QUIRKS_H */
Commit	Line	Data
7ceec1f1 ON	1	/*
	2	* This file holds the definitions of quirks found in USB devices.
	3	* Only quirks that affect the whole device, not an interface,
	4	* belong here.
	5	*/
	6
dda43a0e RD	7	#ifndef __LINUX_USB_QUIRKS_H
	8	#define __LINUX_USB_QUIRKS_H
	9
7ceec1f1	10	/* string descriptors must not be fetched using a 255-byte read */
a691efa9	11	#define USB_QUIRK_STRING_FETCH_255 0x00000001
6bc6cff5 AS	12
6bc6cff5 AS	13	/* device can't resume correctly so reset it instead */
a691efa9	14	#define USB_QUIRK_RESET_RESUME 0x00000002
392e1d98 AS	15
	16	/* device can't handle Set-Interface requests */
	17	#define USB_QUIRK_NO_SET_INTF 0x00000004
dda43a0e	18
1662e3a7 AS	19	/* device can't handle its Configuration or Interface strings */
	20	#define USB_QUIRK_CONFIG_INTF_STRINGS 0x00000008
	21
7fda953f LT	22	/* device can't be reset(e.g morph devices), don't use reset */
7fda953f LT	23	#define USB_QUIRK_RESET 0x00000010
5d398779	24
317149c6 HG	25	/* device has more interface descriptions than the bNumInterfaces count,
	26	and can't handle talking to these interfaces */
	27	#define USB_QUIRK_HONOR_BNUMINTERFACES 0x00000020
	28
93362a87 PD	29	/* device needs a pause during initialization, after we read the device
	30	descriptor */
	31	#define USB_QUIRK_DELAY_INIT 0x00000040
	32
cd83ce9e JMI	33	/*
	34	* For high speed and super speed interupt endpoints, the USB 2.0 and
	35	* USB 3.0 spec require the interval in microframes
	36	* (1 microframe = 125 microseconds) to be calculated as
	37	* interval = 2 ^ (bInterval-1).
	38	*
	39	* Devices with this quirk report their bInterval as the result of this
	40	* calculation instead of the exponent variable used in the calculation.
	41	*/
	42	#define USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL 0x00000080
	43
2a159389 JH	44	/* device can't handle device_qualifier descriptor requests */
	45	#define USB_QUIRK_DEVICE_QUALIFIER 0x00000100
	46
ddbe1fca LB	47	/* device generates spurious wakeup, ignore remote wakeup capability */
	48	#define USB_QUIRK_IGNORE_REMOTE_WAKEUP 0x00000200
	49
dda43a0e	50	#endif /* __LINUX_USB_QUIRKS_H */