diff options
| -rw-r--r-- | include/linux/usb/ch9.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h index 7e0d3084f76c..73a2f4eb1f7a 100644 --- a/include/linux/usb/ch9.h +++ b/include/linux/usb/ch9.h @@ -455,7 +455,7 @@ struct usb_encryption_descriptor { /*-------------------------------------------------------------------------*/ -/* USB_DT_BOS: group of wireless capabilities */ +/* USB_DT_BOS: group of device-level capabilities */ struct usb_bos_descriptor { __u8 bLength; __u8 bDescriptorType; @@ -501,6 +501,16 @@ struct usb_wireless_cap_descriptor { /* Ultra Wide Band */ __u8 bReserved; } __attribute__((packed)); +#define USB_CAP_TYPE_EXT 2 + +struct usb_ext_cap_descriptor { /* Link Power Management */ + __u8 bLength; + __u8 bDescriptorType; + __u8 bDevCapabilityType; + __u8 bmAttributes; +#define USB_LPM_SUPPORT (1 << 1) /* supports LPM */ +} __attribute__((packed)); + /*-------------------------------------------------------------------------*/ /* USB_DT_WIRELESS_ENDPOINT_COMP: companion descriptor associated with |