usb: USB3.0 ch11 definitions

Adding hub SuperSpeed usb definitions as defined by ch10 of the USB3.0
spec.

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

diff --git a/include/linux/usb/ch11.h b/include/linux/usb/ch11.h
index 119194c85d1086fc8374672b5a9297cdb4f6a9e9..10ec0699bea460966ad0145c05157f858662adfd 100644 (file)
--- a/include/linux/usb/ch11.h
+++ b/include/linux/usb/ch11.h
@@ -27,6 +27,13 @@
 #define HUB_GET_TT_STATE       10
 #define HUB_STOP_TT            11
 
+/*
+ * Hub class additional requests defined by USB 3.0 spec
+ * See USB 3.0 spec Table 10-6
+ */
+#define HUB_SET_DEPTH          12
+#define HUB_GET_PORT_ERR_COUNT 13
+
 /*
  * Hub Class feature numbers
  * See USB 2.0 spec Table 11-17
@@ -55,6 +62,20 @@
 #define USB_PORT_FEAT_INDICATOR         22
 #define USB_PORT_FEAT_C_PORT_L1         23
 
+/*
+ * Port feature selectors added by USB 3.0 spec.
+ * See USB 3.0 spec Table 10-7
+ */
+#define USB_PORT_FEAT_LINK_STATE               5
+#define USB_PORT_FEAT_U1_TIMEOUT               23
+#define USB_PORT_FEAT_U2_TIMEOUT               24
+#define USB_PORT_FEAT_C_LINK_STATE             25
+#define USB_PORT_FEAT_C_CONFIG_ERR             26
+#define USB_PORT_FEAT_REMOTE_WAKE_MASK         27
+#define USB_PORT_FEAT_BH_PORT_RESET            28
+#define USB_PORT_FEAT_C_BH_PORT_RESET          29
+#define USB_PORT_FEAT_FORCE_LINKPM_ACCEPT      30
+
 /*
  * Hub Status and Hub Change results
  * See USB 2.0 spec Table 11-19 and Table 11-20
@@ -83,6 +104,32 @@ struct usb_port_status {
 /* bits 13 to 15 are reserved */
 #define USB_PORT_STAT_SUPER_SPEED      0x8000  /* Linux-internal */
 
+/*
+ * Additions to wPortStatus bit field from USB 3.0
+ * See USB 3.0 spec Table 10-10
+ */
+#define USB_PORT_STAT_LINK_STATE       0x01e0
+#define USB_SS_PORT_STAT_POWER         0x0200
+#define USB_PORT_STAT_SPEED_5GBPS      0x0000
+/* Valid only if port is enabled */
+
+/*
+ * Definitions for PORT_LINK_STATE values
+ * (bits 5-8) in wPortStatus
+ */
+#define USB_SS_PORT_LS_U0              0x0000
+#define USB_SS_PORT_LS_U1              0x0020
+#define USB_SS_PORT_LS_U2              0x0040
+#define USB_SS_PORT_LS_U3              0x0060
+#define USB_SS_PORT_LS_SS_DISABLED     0x0080
+#define USB_SS_PORT_LS_RX_DETECT       0x00a0
+#define USB_SS_PORT_LS_SS_INACTIVE     0x00c0
+#define USB_SS_PORT_LS_POLLING         0x00e0
+#define USB_SS_PORT_LS_RECOVERY                0x0100
+#define USB_SS_PORT_LS_HOT_RESET       0x0120
+#define USB_SS_PORT_LS_COMP_MOD                0x0140
+#define USB_SS_PORT_LS_LOOPBACK                0x0160
+
 /*
  * wPortChange bit field
  * See USB 2.0 spec Table 11-22

diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index 0b6e751ea0b15ec6f5cd1682a7244a0ed490ae20..dd6ee49a084464e8390041e041b3a2a8a855259a 100644 (file)
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -471,6 +471,10 @@ extern void usb_ep0_reinit(struct usb_device *);
 
 /*-------------------------------------------------------------------------*/
 
+/* class requests from USB 3.0 hub spec, table 10-5 */
+#define SetHubDepth            (0x3000 | HUB_SET_DEPTH)
+#define GetPortErrorCount      (0x8000 | HUB_GET_PORT_ERR_COUNT)
+
 /*
  * Generic bandwidth allocation constants/support
  */