Commit 5cb307c4 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

USB: quirks.h: use BIT() 



Use the BIT macro instead of "open coding" bit fields.  This makes it
easier to actually see that the bits are not conflicting/overlapping.

Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent ddbe1fca

include/linux/usb/quirks.h

+10 −10
Original line number Diff line number Diff line
@@ -8,27 +8,27 @@ 
#define __LINUX_USB_QUIRKS_H



/* string descriptors must not be fetched using a 255-byte read */

#define USB_QUIRK_STRING_FETCH_255	0x00000001

#define USB_QUIRK_STRING_FETCH_255		BIT(0)



/* device can't resume correctly so reset it instead */

#define USB_QUIRK_RESET_RESUME		0x00000002

#define USB_QUIRK_RESET_RESUME			BIT(1)



/* device can't handle Set-Interface requests */

#define USB_QUIRK_NO_SET_INTF		0x00000004

#define USB_QUIRK_NO_SET_INTF			BIT(2)



/* device can't handle its Configuration or Interface strings */

#define USB_QUIRK_CONFIG_INTF_STRINGS	0x00000008

#define USB_QUIRK_CONFIG_INTF_STRINGS		BIT(3)



/* device can't be reset(e.g morph devices), don't use reset */

#define USB_QUIRK_RESET			0x00000010

#define USB_QUIRK_RESET				BIT(4)



/* device has more interface descriptions than the bNumInterfaces count,

   and can't handle talking to these interfaces */

#define USB_QUIRK_HONOR_BNUMINTERFACES	0x00000020

#define USB_QUIRK_HONOR_BNUMINTERFACES		BIT(5)



/* device needs a pause during initialization, after we read the device

   descriptor */

#define USB_QUIRK_DELAY_INIT		0x00000040

#define USB_QUIRK_DELAY_INIT			BIT(6)



/*

 * For high speed and super speed interupt endpoints, the USB 2.0 and
@@ -39,12 +39,12 @@ 
 * 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

#define USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL	BIT(7)



/* device can't handle device_qualifier descriptor requests */

#define USB_QUIRK_DEVICE_QUALIFIER	0x00000100

#define USB_QUIRK_DEVICE_QUALIFIER		BIT(8)



/* device generates spurious wakeup, ignore remote wakeup capability */

#define USB_QUIRK_IGNORE_REMOTE_WAKEUP	0x00000200

#define USB_QUIRK_IGNORE_REMOTE_WAKEUP		BIT(9)



#endif /* __LINUX_USB_QUIRKS_H */