diff options
Diffstat (limited to 'include/linux/usb/quirks.h')
| -rw-r--r-- | include/linux/usb/quirks.h | 59 |
1 files changed, 52 insertions, 7 deletions
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h index 52f944dfe2fd..59409c1fc3de 100644 --- a/include/linux/usb/quirks.h +++ b/include/linux/usb/quirks.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * This file holds the definitions of quirks found in USB devices. * Only quirks that affect the whole device, not an interface, @@ -8,26 +9,70 @@ #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 interrupt 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 BIT(7) + +/* device can't handle device_qualifier descriptor requests */ +#define USB_QUIRK_DEVICE_QUALIFIER BIT(8) + +/* device generates spurious wakeup, ignore remote wakeup capability */ +#define USB_QUIRK_IGNORE_REMOTE_WAKEUP BIT(9) + +/* device can't handle Link Power Management */ +#define USB_QUIRK_NO_LPM BIT(10) + +/* + * Device reports its bInterval as linear frames instead of the + * USB 2.0 calculation. + */ +#define USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL BIT(11) + +/* + * Device needs to be disconnected before suspend to prevent spurious + * wakeup. + */ +#define USB_QUIRK_DISCONNECT_SUSPEND BIT(12) + +/* Device needs a pause after every control message. */ +#define USB_QUIRK_DELAY_CTRL_MSG BIT(13) + +/* Hub needs extra delay after resetting its port. */ +#define USB_QUIRK_HUB_SLOW_RESET BIT(14) + +/* device has endpoints that should be ignored */ +#define USB_QUIRK_ENDPOINT_IGNORE BIT(15) + +/* short SET_ADDRESS request timeout */ +#define USB_QUIRK_SHORT_SET_ADDRESS_REQ_TIMEOUT BIT(16) #endif /* __LINUX_USB_QUIRKS_H */ |