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Diffstat (limited to 'include/uapi/linux/usb/ch9.h')
-rw-r--r--include/uapi/linux/usb/ch9.h73
1 files changed, 64 insertions, 9 deletions
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index 0f865ae4ba89..8003243a4937 100644
--- a/include/uapi/linux/usb/ch9.h
+++ b/include/uapi/linux/usb/ch9.h
@@ -3,7 +3,7 @@
* This file holds USB constants and structures that are needed for
* USB device APIs. These are used by the USB device model, which is
* defined in chapter 9 of the USB 2.0 specification and in the
- * Wireless USB 1.0 (spread around). Linux has several APIs in C that
+ * Wireless USB 1.0 spec (now defunct). Linux has several APIs in C that
* need these:
*
* - the master/host side Linux-USB kernel driver API;
@@ -14,9 +14,6 @@
* act either as a USB master/host or as a USB slave/device. That means
* the master and slave side APIs benefit from working well together.
*
- * There's also "Wireless USB", using low power short range radios for
- * peripheral interconnection but otherwise building on the USB framework.
- *
* Note all descriptors are declared '__attribute__((packed))' so that:
*
* [a] they never get padded, either internally (USB spec writers
@@ -256,7 +253,13 @@ struct usb_ctrlrequest {
#define USB_DT_BOS 0x0f
#define USB_DT_DEVICE_CAPABILITY 0x10
#define USB_DT_WIRELESS_ENDPOINT_COMP 0x11
+/* From the eUSB2 spec */
+#define USB_DT_EUSB2_ISOC_ENDPOINT_COMP 0x12
+/* From Wireless USB spec */
#define USB_DT_WIRE_ADAPTER 0x21
+/* From USB Device Firmware Upgrade Specification, Revision 1.1 */
+#define USB_DT_DFU_FUNCTIONAL 0x21
+/* these are from the Wireless USB spec */
#define USB_DT_RPIPE 0x22
#define USB_DT_CS_RADIO_CONTROL 0x23
/* From the T10 UAS specification */
@@ -330,11 +333,13 @@ struct usb_device_descriptor {
#define USB_CLASS_AUDIO_VIDEO 0x10
#define USB_CLASS_BILLBOARD 0x11
#define USB_CLASS_USB_TYPE_C_BRIDGE 0x12
+#define USB_CLASS_MCTP 0x14
#define USB_CLASS_MISC 0xef
#define USB_CLASS_APP_SPEC 0xfe
-#define USB_CLASS_VENDOR_SPEC 0xff
+#define USB_SUBCLASS_DFU 0x01
-#define USB_SUBCLASS_VENDOR_SPEC 0xff
+#define USB_CLASS_VENDOR_SPEC 0xff
+#define USB_SUBCLASS_VENDOR_SPEC 0xff
/*-------------------------------------------------------------------------*/
@@ -376,7 +381,10 @@ struct usb_string_descriptor {
__u8 bLength;
__u8 bDescriptorType;
- __le16 wData[1]; /* UTF-16LE encoded */
+ union {
+ __le16 legacy_padding;
+ __DECLARE_FLEX_ARRAY(__le16, wData); /* UTF-16LE encoded */
+ };
} __attribute__ ((packed));
/* note that "string" zero is special, it holds language codes that
@@ -671,6 +679,18 @@ static inline int usb_endpoint_interrupt_type(
/*-------------------------------------------------------------------------*/
+/* USB_DT_EUSB2_ISOC_ENDPOINT_COMP: eUSB2 Isoch Endpoint Companion descriptor */
+struct usb_eusb2_isoc_ep_comp_descriptor {
+ __u8 bLength;
+ __u8 bDescriptorType;
+ __le16 wMaxPacketSize;
+ __le32 dwBytesPerInterval;
+} __attribute__ ((packed));
+
+#define USB_DT_EUSB2_ISOC_EP_COMP_SIZE 8
+
+/*-------------------------------------------------------------------------*/
+
/* USB_DT_SSP_ISOC_ENDPOINT_COMP: SuperSpeedPlus Isochronous Endpoint Companion
* descriptor
*/
@@ -763,6 +783,8 @@ struct usb_otg20_descriptor {
#define USB_OTG_SRP (1 << 0)
#define USB_OTG_HNP (1 << 1) /* swap host/device roles */
#define USB_OTG_ADP (1 << 2) /* support ADP */
+/* OTG 3.0 */
+#define USB_OTG_RSP (1 << 3) /* support RSP */
#define OTG_STS_SELECTOR 0xF000 /* OTG status selector */
/*-------------------------------------------------------------------------*/
@@ -818,7 +840,7 @@ struct usb_key_descriptor {
__u8 tTKID[3];
__u8 bReserved;
- __u8 bKeyData[0];
+ __u8 bKeyData[];
} __attribute__((packed));
/*-------------------------------------------------------------------------*/
@@ -948,6 +970,22 @@ struct usb_ss_container_id_descriptor {
#define USB_DT_USB_SS_CONTN_ID_SIZE 20
/*
+ * Platform Device Capability descriptor: Defines platform specific device
+ * capabilities
+ */
+#define USB_PLAT_DEV_CAP_TYPE 5
+struct usb_plat_dev_cap_descriptor {
+ __u8 bLength;
+ __u8 bDescriptorType;
+ __u8 bDevCapabilityType;
+ __u8 bReserved;
+ __u8 UUID[16];
+ __u8 CapabilityData[];
+} __attribute__((packed));
+
+#define USB_DT_USB_PLAT_DEV_CAP_SIZE(capability_data_size) (20 + capability_data_size)
+
+/*
* SuperSpeed Plus USB Capability descriptor: Defines the set of
* SuperSpeed Plus USB specific device level capabilities
*/
@@ -965,12 +1003,29 @@ struct usb_ssp_cap_descriptor {
#define USB_SSP_MIN_RX_LANE_COUNT (0xf << 8)
#define USB_SSP_MIN_TX_LANE_COUNT (0xf << 12)
__le16 wReserved;
- __le32 bmSublinkSpeedAttr[1]; /* list of sublink speed attrib entries */
+ union {
+ __le32 legacy_padding;
+ /* list of sublink speed attrib entries */
+ __DECLARE_FLEX_ARRAY(__le32, bmSublinkSpeedAttr);
+ };
#define USB_SSP_SUBLINK_SPEED_SSID (0xf) /* sublink speed ID */
#define USB_SSP_SUBLINK_SPEED_LSE (0x3 << 4) /* Lanespeed exponent */
+#define USB_SSP_SUBLINK_SPEED_LSE_BPS 0
+#define USB_SSP_SUBLINK_SPEED_LSE_KBPS 1
+#define USB_SSP_SUBLINK_SPEED_LSE_MBPS 2
+#define USB_SSP_SUBLINK_SPEED_LSE_GBPS 3
+
#define USB_SSP_SUBLINK_SPEED_ST (0x3 << 6) /* Sublink type */
+#define USB_SSP_SUBLINK_SPEED_ST_SYM_RX 0
+#define USB_SSP_SUBLINK_SPEED_ST_ASYM_RX 1
+#define USB_SSP_SUBLINK_SPEED_ST_SYM_TX 2
+#define USB_SSP_SUBLINK_SPEED_ST_ASYM_TX 3
+
#define USB_SSP_SUBLINK_SPEED_RSVD (0x3f << 8) /* Reserved */
#define USB_SSP_SUBLINK_SPEED_LP (0x3 << 14) /* Link protocol */
+#define USB_SSP_SUBLINK_SPEED_LP_SS 0
+#define USB_SSP_SUBLINK_SPEED_LP_SSP 1
+
#define USB_SSP_SUBLINK_SPEED_LSM (0xff << 16) /* Lanespeed mantissa */
} __attribute__((packed));