usb: usb3.0 ch9 definitions

Adding SuperSpeed usb definitions as defined by ch9 of the USB3.0 spec.
This patch is a preparation for adding SuperSpeed support to the gadget
framework.

Signed-off-by: Tatyana Brokhman <tlinder@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index b0f7e9f57176ab0e8d2832067a98f3061d8ff86f..f917bbbc890160fd089299d1df0f8955f91b2c47 100644 (file)
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -123,8 +123,23 @@
 #define USB_DEVICE_A_ALT_HNP_SUPPORT   5       /* (otg) other RH port does */
 #define USB_DEVICE_DEBUG_MODE          6       /* (special devices only) */
 
+/*
+ * New Feature Selectors as added by USB 3.0
+ * See USB 3.0 spec Table 9-6
+ */
+#define USB_DEVICE_U1_ENABLE   48      /* dev may initiate U1 transition */
+#define USB_DEVICE_U2_ENABLE   49      /* dev may initiate U2 transition */
+#define USB_DEVICE_LTM_ENABLE  50      /* dev may send LTM */
+#define USB_INTRF_FUNC_SUSPEND 0       /* function suspend */
+
+#define USB_INTR_FUNC_SUSPEND_OPT_MASK 0xFF00
+
 #define USB_ENDPOINT_HALT              0       /* IN/OUT will STALL */
 
+/* Bit array elements as returned by the USB_REQ_GET_STATUS request. */
+#define USB_DEV_STAT_U1_ENABLED                2       /* transition into U1 state */
+#define USB_DEV_STAT_U2_ENABLED                3       /* transition into U2 state */
+#define USB_DEV_STAT_LTM_ENABLED       4       /* Latency tolerance messages */
 
 /**
  * struct usb_ctrlrequest - SETUP data for a USB device control request
@@ -675,6 +690,7 @@ struct usb_bos_descriptor {
        __u8  bNumDeviceCaps;
 } __attribute__((packed));
 
+#define USB_DT_BOS_SIZE                5
 /*-------------------------------------------------------------------------*/
 
 /* USB_DT_DEVICE_CAPABILITY:  grouped with BOS */
@@ -712,16 +728,56 @@ struct usb_wireless_cap_descriptor {      /* Ultra Wide Band */
        __u8  bReserved;
 } __attribute__((packed));
 
+/* USB 2.0 Extension descriptor */
 #define        USB_CAP_TYPE_EXT                2
 
 struct usb_ext_cap_descriptor {                /* Link Power Management */
        __u8  bLength;
        __u8  bDescriptorType;
        __u8  bDevCapabilityType;
-       __u8  bmAttributes;
+       __le32 bmAttributes;
 #define USB_LPM_SUPPORT                        (1 << 1)        /* supports LPM */
 } __attribute__((packed));
 
+#define USB_DT_USB_EXT_CAP_SIZE        7
+
+/*
+ * SuperSpeed USB Capability descriptor: Defines the set of SuperSpeed USB
+ * specific device level capabilities
+ */
+#define                USB_SS_CAP_TYPE         3
+struct usb_ss_cap_descriptor {         /* Link Power Management */
+       __u8  bLength;
+       __u8  bDescriptorType;
+       __u8  bDevCapabilityType;
+       __u8  bmAttributes;
+#define USB_LTM_SUPPORT                        (1 << 1) /* supports LTM */
+       __le16 wSpeedSupported;
+#define USB_LOW_SPEED_OPERATION                (1)      /* Low speed operation */
+#define USB_FULL_SPEED_OPERATION       (1 << 1) /* Full speed operation */
+#define USB_HIGH_SPEED_OPERATION       (1 << 2) /* High speed operation */
+#define USB_5GBPS_OPERATION            (1 << 3) /* Operation at 5Gbps */
+       __u8  bFunctionalitySupport;
+       __u8  bU1devExitLat;
+       __le16 bU2DevExitLat;
+} __attribute__((packed));
+
+#define USB_DT_USB_SS_CAP_SIZE 10
+
+/*
+ * Container ID Capability descriptor: Defines the instance unique ID used to
+ * identify the instance across all operating modes
+ */
+#define        CONTAINER_ID_TYPE       4
+struct usb_ss_container_id_descriptor {
+       __u8  bLength;
+       __u8  bDescriptorType;
+       __u8  bDevCapabilityType;
+       __u8  bReserved;
+       __u8  ContainerID[16]; /* 128-bit number */
+} __attribute__((packed));
+
+#define USB_DT_USB_SS_CONTN_ID_SIZE    20
 /*-------------------------------------------------------------------------*/
 
 /* USB_DT_WIRELESS_ENDPOINT_COMP:  companion descriptor associated with