summaryrefslogtreecommitdiffstats
path: root/include/uapi/linux/usb/ch9.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/uapi/linux/usb/ch9.h')
-rw-r--r--include/uapi/linux/usb/ch9.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index 41a0a81b01e6..d5a5caec8fbc 100644
--- a/include/uapi/linux/usb/ch9.h
+++ b/include/uapi/linux/usb/ch9.h
@@ -880,6 +880,8 @@ struct usb_wireless_cap_descriptor { /* Ultra Wide Band */
__u8 bReserved;
} __attribute__((packed));
+#define USB_DT_USB_WIRELESS_CAP_SIZE 11
+
/* USB 2.0 Extension descriptor */
#define USB_CAP_TYPE_EXT 2
@@ -1072,11 +1074,12 @@ struct usb_ptm_cap_descriptor {
__u8 bDevCapabilityType;
} __attribute__((packed));
+#define USB_DT_USB_PTM_ID_SIZE 3
/*
* The size of the descriptor for the Sublink Speed Attribute Count
- * (SSAC) specified in bmAttributes[4:0].
+ * (SSAC) specified in bmAttributes[4:0]. SSAC is zero-based
*/
-#define USB_DT_USB_SSP_CAP_SIZE(ssac) (16 + ssac * 4)
+#define USB_DT_USB_SSP_CAP_SIZE(ssac) (12 + (ssac + 1) * 4)
/*-------------------------------------------------------------------------*/
OpenPOWER on IntegriCloud