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Diffstat (limited to 'include/uapi/linux/usb/ch11.h')
-rw-r--r--include/uapi/linux/usb/ch11.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/uapi/linux/usb/ch11.h b/include/uapi/linux/usb/ch11.h
index 331499d597fa..361297e96f58 100644
--- a/include/uapi/linux/usb/ch11.h
+++ b/include/uapi/linux/usb/ch11.h
@@ -30,6 +30,14 @@
#define USB_RT_PORT (USB_TYPE_CLASS | USB_RECIP_OTHER)
/*
+ * Port status type for GetPortStatus requests added in USB 3.1
+ * See USB 3.1 spec Table 10-12
+ */
+#define HUB_PORT_STATUS 0
+#define HUB_PORT_PD_STATUS 1
+#define HUB_EXT_PORT_STATUS 2
+
+/*
* Hub class requests
* See USB 2.0 spec Table 11-16
*/
@@ -97,10 +105,13 @@
/*
* Hub Status and Hub Change results
* See USB 2.0 spec Table 11-19 and Table 11-20
+ * USB 3.1 extends the port status request and may return 4 additional bytes.
+ * See USB 3.1 spec section 10.16.2.6 Table 10-12 and 10-15
*/
struct usb_port_status {
__le16 wPortStatus;
__le16 wPortChange;
+ __le32 dwExtPortStatus;
} __attribute__ ((packed));
/*
@@ -173,6 +184,16 @@ struct usb_port_status {
#define USB_PORT_STAT_C_CONFIG_ERROR 0x0080
/*
+ * USB 3.1 dwExtPortStatus field masks
+ * See USB 3.1 spec 10.16.2.6.3 Table 10-15
+ */
+
+#define USB_EXT_PORT_STAT_RX_SPEED_ID 0x0000000f
+#define USB_EXT_PORT_STAT_TX_SPEED_ID 0x000000f0
+#define USB_EXT_PORT_STAT_RX_LANES 0x00000f00
+#define USB_EXT_PORT_STAT_TX_LANES 0x0000f000
+
+/*
* wHubCharacteristics (masks)
* See USB 2.0 spec Table 11-13, offset 3
*/