5d3987796c
Some devices must be switched to a new mode to fully use them. A reset would make them revert to the old mode. Therefore a reset must not be used for error handling with such devices. Signed-off-by: Oliver Neukum <oliver@neukum.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
26 lines
781 B
C
26 lines
781 B
C
/*
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* This file holds the definitions of quirks found in USB devices.
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* Only quirks that affect the whole device, not an interface,
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* belong here.
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*/
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#ifndef __LINUX_USB_QUIRKS_H
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#define __LINUX_USB_QUIRKS_H
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/* string descriptors must not be fetched using a 255-byte read */
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#define USB_QUIRK_STRING_FETCH_255 0x00000001
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/* device can't resume correctly so reset it instead */
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#define USB_QUIRK_RESET_RESUME 0x00000002
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/* device can't handle Set-Interface requests */
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#define USB_QUIRK_NO_SET_INTF 0x00000004
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/* device can't handle its Configuration or Interface strings */
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#define USB_QUIRK_CONFIG_INTF_STRINGS 0x00000008
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/*device will morph if reset, don't use reset for handling errors */
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#define USB_QUIRK_RESET_MORPHS 0x00000010
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#endif /* __LINUX_USB_QUIRKS_H */
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