#$@%#$%!

Ngiler SH3LL 360
: / usr / include / linux / usb /

Information Server
MySQL : OFF Perl : OFF CURL : ON WGET : OFF PKEXEC : OFF

Directive	Local Value
IP Address	63.250.38.10
System	Linux premium90.web-hosting.com 4.18.0-553.44.1.lve.el8.x86_64 #1 SMP Thu Mar 13 14:29:12 UTC 2025 x86_64
User	likhxapw
PHP Version	8.3.30
Software	LiteSpeed
Doc root	Writable

Edit File : ch11.h \| Size : 8.93 KB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note / / * This file holds Hub protocol constants and data structures that are * defined in chapter 11 (Hub Specification) of the USB 2.0 specification. * * It is used/shared between the USB core, the HCDs and couple of other USB * drivers. / #ifndef __LINUX_CH11_H #define __LINUX_CH11_H #include <linux/types.h> / __u8 etc / / This is arbitrary. * From USB 2.0 spec Table 11-13, offset 7, a hub can * have up to 255 ports. The most yet reported is 10. * * Current Wireless USB host hardware (Intel i1480 for example) allows * up to 22 devices to connect. Upcoming hardware might raise that * limit. Because the arrays need to add a bit for hub status data, we * use 31, so plus one evens out to four bytes. / #define USB_MAXCHILDREN 31 / See USB 3.1 spec Table 10-5 / #define USB_SS_MAXPORTS 15 / * Hub request types / #define USB_RT_HUB (USB_TYPE_CLASS \| USB_RECIP_DEVICE) #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 / #define HUB_CLEAR_TT_BUFFER 8 #define HUB_RESET_TT 9 #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 / #define C_HUB_LOCAL_POWER 0 #define C_HUB_OVER_CURRENT 1 / * Port feature numbers * See USB 2.0 spec Table 11-17 / #define USB_PORT_FEAT_CONNECTION 0 #define USB_PORT_FEAT_ENABLE 1 #define USB_PORT_FEAT_SUSPEND 2 / L2 suspend / #define USB_PORT_FEAT_OVER_CURRENT 3 #define USB_PORT_FEAT_RESET 4 #define USB_PORT_FEAT_L1 5 / L1 suspend / #define USB_PORT_FEAT_POWER 8 #define USB_PORT_FEAT_LOWSPEED 9 / Should never be used / #define USB_PORT_FEAT_C_CONNECTION 16 #define USB_PORT_FEAT_C_ENABLE 17 #define USB_PORT_FEAT_C_SUSPEND 18 #define USB_PORT_FEAT_C_OVER_CURRENT 19 #define USB_PORT_FEAT_C_RESET 20 #define USB_PORT_FEAT_TEST 21 #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_PORT_LINK_STATE 25 #define USB_PORT_FEAT_C_PORT_CONFIG_ERROR 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 #define USB_PORT_LPM_TIMEOUT(p) (((p) & 0xff) << 8) / USB 3.0 hub remote wake mask bits, see table 10-14 / #define USB_PORT_FEAT_REMOTE_WAKE_CONNECT (1 << 8) #define USB_PORT_FEAT_REMOTE_WAKE_DISCONNECT (1 << 9) #define USB_PORT_FEAT_REMOTE_WAKE_OVER_CURRENT (1 << 10) / * 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)); / * wPortStatus bit field * See USB 2.0 spec Table 11-21 / #define USB_PORT_STAT_CONNECTION 0x0001 #define USB_PORT_STAT_ENABLE 0x0002 #define USB_PORT_STAT_SUSPEND 0x0004 #define USB_PORT_STAT_OVERCURRENT 0x0008 #define USB_PORT_STAT_RESET 0x0010 #define USB_PORT_STAT_L1 0x0020 / bits 6 to 7 are reserved / #define USB_PORT_STAT_POWER 0x0100 #define USB_PORT_STAT_LOW_SPEED 0x0200 #define USB_PORT_STAT_HIGH_SPEED 0x0400 #define USB_PORT_STAT_TEST 0x0800 #define USB_PORT_STAT_INDICATOR 0x1000 / bits 13 to 15 are reserved / / * 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_SS_PORT_STAT_SPEED 0x1c00 #define USB_PORT_STAT_SPEED_5GBPS 0x0000 / Valid only if port is enabled / / Bits that are the same from USB 2.0 / #define USB_SS_PORT_STAT_MASK (USB_PORT_STAT_CONNECTION \| \ USB_PORT_STAT_ENABLE \| \ USB_PORT_STAT_OVERCURRENT \| \ USB_PORT_STAT_RESET) / * 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 and USB 2.0 LPM ECN Table-4.10 * Bits 0 to 5 shown, bits 6 to 15 are reserved / #define USB_PORT_STAT_C_CONNECTION 0x0001 #define USB_PORT_STAT_C_ENABLE 0x0002 #define USB_PORT_STAT_C_SUSPEND 0x0004 #define USB_PORT_STAT_C_OVERCURRENT 0x0008 #define USB_PORT_STAT_C_RESET 0x0010 #define USB_PORT_STAT_C_L1 0x0020 / * USB 3.0 wPortChange bit fields * See USB 3.0 spec Table 10-11 / #define USB_PORT_STAT_C_BH_RESET 0x0020 #define USB_PORT_STAT_C_LINK_STATE 0x0040 #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 #define USB_EXT_PORT_RX_LANES(p) \ (((p) & USB_EXT_PORT_STAT_RX_LANES) >> 8) #define USB_EXT_PORT_TX_LANES(p) \ (((p) & USB_EXT_PORT_STAT_TX_LANES) >> 12) / * wHubCharacteristics (masks) * See USB 2.0 spec Table 11-13, offset 3 / #define HUB_CHAR_LPSM 0x0003 / Logical Power Switching Mode mask / #define HUB_CHAR_COMMON_LPSM 0x0000 / All ports power control at once / #define HUB_CHAR_INDV_PORT_LPSM 0x0001 / per-port power control / #define HUB_CHAR_NO_LPSM 0x0002 / no power switching / #define HUB_CHAR_COMPOUND 0x0004 / hub is part of a compound device / #define HUB_CHAR_OCPM 0x0018 / Over-Current Protection Mode mask / #define HUB_CHAR_COMMON_OCPM 0x0000 / All ports Over-Current reporting / #define HUB_CHAR_INDV_PORT_OCPM 0x0008 / per-port Over-current reporting / #define HUB_CHAR_NO_OCPM 0x0010 / No Over-current Protection support / #define HUB_CHAR_TTTT 0x0060 / TT Think Time mask / #define HUB_CHAR_PORTIND 0x0080 / per-port indicators (LEDs) / struct usb_hub_status { __le16 wHubStatus; __le16 wHubChange; } __attribute__ ((packed)); / * Hub Status & Hub Change bit masks * See USB 2.0 spec Table 11-19 and Table 11-20 * Bits 0 and 1 for wHubStatus and wHubChange * Bits 2 to 15 are reserved for both / #define HUB_STATUS_LOCAL_POWER 0x0001 #define HUB_STATUS_OVERCURRENT 0x0002 #define HUB_CHANGE_LOCAL_POWER 0x0001 #define HUB_CHANGE_OVERCURRENT 0x0002 / * Hub descriptor * See USB 2.0 spec Table 11-13 / #define USB_DT_HUB (USB_TYPE_CLASS \| 0x09) #define USB_DT_SS_HUB (USB_TYPE_CLASS \| 0x0a) #define USB_DT_HUB_NONVAR_SIZE 7 #define USB_DT_SS_HUB_SIZE 12 / * Hub Device descriptor * USB Hub class device protocols / #define USB_HUB_PR_FS 0 / Full speed hub / #define USB_HUB_PR_HS_NO_TT 0 / Hi-speed hub without TT / #define USB_HUB_PR_HS_SINGLE_TT 1 / Hi-speed hub with single TT / #define USB_HUB_PR_HS_MULTI_TT 2 / Hi-speed hub with multiple TT / #define USB_HUB_PR_SS 3 / Super speed hub / struct usb_hub_descriptor { __u8 bDescLength; __u8 bDescriptorType; __u8 bNbrPorts; __le16 wHubCharacteristics; __u8 bPwrOn2PwrGood; __u8 bHubContrCurrent; / 2.0 and 3.0 hubs differ here / union { struct { / add 1 bit for hub status change; round to bytes / __u8 DeviceRemovable[(USB_MAXCHILDREN + 1 + 7) / 8]; __u8 PortPwrCtrlMask[(USB_MAXCHILDREN + 1 + 7) / 8]; } __attribute__ ((packed)) hs; struct { __u8 bHubHdrDecLat; __le16 wHubDelay; __le16 DeviceRemovable; } __attribute__ ((packed)) ss; } u; } __attribute__ ((packed)); / port indicator status selectors, tables 11-7 and 11-25 / #define HUB_LED_AUTO 0 #define HUB_LED_AMBER 1 #define HUB_LED_GREEN 2 #define HUB_LED_OFF 3 enum hub_led_mode { INDICATOR_AUTO = 0, INDICATOR_CYCLE, / software blinks for attention: software, hardware, reserved / INDICATOR_GREEN_BLINK, INDICATOR_GREEN_BLINK_OFF, INDICATOR_AMBER_BLINK, INDICATOR_AMBER_BLINK_OFF, INDICATOR_ALT_BLINK, INDICATOR_ALT_BLINK_OFF } __attribute__ ((packed)); / Transaction Translator Think Times, in bits / #define HUB_TTTT_8_BITS 0x00 #define HUB_TTTT_16_BITS 0x20 #define HUB_TTTT_24_BITS 0x40 #define HUB_TTTT_32_BITS 0x60 #endif / __LINUX_CH11_H */ Back

Edit File : ch11.h | Size : 8.93 KB

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 * This file holds Hub protocol constants and data structures that are
 * defined in chapter 11 (Hub Specification) of the USB 2.0 specification.
 *
 * It is used/shared between the USB core, the HCDs and couple of other USB
 * drivers.
 */

#ifndef __LINUX_CH11_H
#define __LINUX_CH11_H

#include <linux/types.h>	/* __u8 etc */

/* This is arbitrary.
 * From USB 2.0 spec Table 11-13, offset 7, a hub can
 * have up to 255 ports. The most yet reported is 10.
 *
 * Current Wireless USB host hardware (Intel i1480 for example) allows
 * up to 22 devices to connect. Upcoming hardware might raise that
 * limit. Because the arrays need to add a bit for hub status data, we
 * use 31, so plus one evens out to four bytes.
 */
#define USB_MAXCHILDREN		31

/* See USB 3.1 spec Table 10-5 */
#define USB_SS_MAXPORTS		15

/*
 * Hub request types
 */

#define USB_RT_HUB	(USB_TYPE_CLASS | USB_RECIP_DEVICE)
#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
 */
#define HUB_CLEAR_TT_BUFFER	8
#define HUB_RESET_TT		9
#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
 */
#define C_HUB_LOCAL_POWER	0
#define C_HUB_OVER_CURRENT	1

/*
 * Port feature numbers
 * See USB 2.0 spec Table 11-17
 */
#define USB_PORT_FEAT_CONNECTION	0
#define USB_PORT_FEAT_ENABLE		1
#define USB_PORT_FEAT_SUSPEND		2	/* L2 suspend */
#define USB_PORT_FEAT_OVER_CURRENT	3
#define USB_PORT_FEAT_RESET		4
#define USB_PORT_FEAT_L1		5	/* L1 suspend */
#define USB_PORT_FEAT_POWER		8
#define USB_PORT_FEAT_LOWSPEED		9	/* Should never be used */
#define USB_PORT_FEAT_C_CONNECTION	16
#define USB_PORT_FEAT_C_ENABLE		17
#define USB_PORT_FEAT_C_SUSPEND		18
#define USB_PORT_FEAT_C_OVER_CURRENT	19
#define USB_PORT_FEAT_C_RESET		20
#define USB_PORT_FEAT_TEST              21
#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_PORT_LINK_STATE		25
#define USB_PORT_FEAT_C_PORT_CONFIG_ERROR	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

#define USB_PORT_LPM_TIMEOUT(p)			(((p) & 0xff) << 8)

/* USB 3.0 hub remote wake mask bits, see table 10-14 */
#define USB_PORT_FEAT_REMOTE_WAKE_CONNECT	(1 << 8)
#define USB_PORT_FEAT_REMOTE_WAKE_DISCONNECT	(1 << 9)
#define USB_PORT_FEAT_REMOTE_WAKE_OVER_CURRENT	(1 << 10)

/*
 * 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));

/*
 * wPortStatus bit field
 * See USB 2.0 spec Table 11-21
 */
#define USB_PORT_STAT_CONNECTION	0x0001
#define USB_PORT_STAT_ENABLE		0x0002
#define USB_PORT_STAT_SUSPEND		0x0004
#define USB_PORT_STAT_OVERCURRENT	0x0008
#define USB_PORT_STAT_RESET		0x0010
#define USB_PORT_STAT_L1		0x0020
/* bits 6 to 7 are reserved */
#define USB_PORT_STAT_POWER		0x0100
#define USB_PORT_STAT_LOW_SPEED		0x0200
#define USB_PORT_STAT_HIGH_SPEED        0x0400
#define USB_PORT_STAT_TEST              0x0800
#define USB_PORT_STAT_INDICATOR         0x1000
/* bits 13 to 15 are reserved */

/*
 * 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_SS_PORT_STAT_SPEED		0x1c00
#define USB_PORT_STAT_SPEED_5GBPS	0x0000
/* Valid only if port is enabled */
/* Bits that are the same from USB 2.0 */
#define USB_SS_PORT_STAT_MASK (USB_PORT_STAT_CONNECTION |	    \
				USB_PORT_STAT_ENABLE |	    \
				USB_PORT_STAT_OVERCURRENT | \
				USB_PORT_STAT_RESET)

/*
 * 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 and USB 2.0 LPM ECN Table-4.10
 * Bits 0 to 5 shown, bits 6 to 15 are reserved
 */
#define USB_PORT_STAT_C_CONNECTION	0x0001
#define USB_PORT_STAT_C_ENABLE		0x0002
#define USB_PORT_STAT_C_SUSPEND		0x0004
#define USB_PORT_STAT_C_OVERCURRENT	0x0008
#define USB_PORT_STAT_C_RESET		0x0010
#define USB_PORT_STAT_C_L1		0x0020
/*
 * USB 3.0 wPortChange bit fields
 * See USB 3.0 spec Table 10-11
 */
#define USB_PORT_STAT_C_BH_RESET	0x0020
#define USB_PORT_STAT_C_LINK_STATE	0x0040
#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

#define USB_EXT_PORT_RX_LANES(p) \
			(((p) & USB_EXT_PORT_STAT_RX_LANES) >> 8)
#define USB_EXT_PORT_TX_LANES(p) \
			(((p) & USB_EXT_PORT_STAT_TX_LANES) >> 12)

/*
 * wHubCharacteristics (masks)
 * See USB 2.0 spec Table 11-13, offset 3
 */
#define HUB_CHAR_LPSM		0x0003 /* Logical Power Switching Mode mask */
#define HUB_CHAR_COMMON_LPSM	0x0000 /* All ports power control at once */
#define HUB_CHAR_INDV_PORT_LPSM	0x0001 /* per-port power control */
#define HUB_CHAR_NO_LPSM	0x0002 /* no power switching */

#define HUB_CHAR_COMPOUND	0x0004 /* hub is part of a compound device */

#define HUB_CHAR_OCPM		0x0018 /* Over-Current Protection Mode mask */
#define HUB_CHAR_COMMON_OCPM	0x0000 /* All ports Over-Current reporting */
#define HUB_CHAR_INDV_PORT_OCPM	0x0008 /* per-port Over-current reporting */
#define HUB_CHAR_NO_OCPM	0x0010 /* No Over-current Protection support */

#define HUB_CHAR_TTTT		0x0060 /* TT Think Time mask */
#define HUB_CHAR_PORTIND	0x0080 /* per-port indicators (LEDs) */

struct usb_hub_status {
	__le16 wHubStatus;
	__le16 wHubChange;
} __attribute__ ((packed));

/*
 * Hub Status & Hub Change bit masks
 * See USB 2.0 spec Table 11-19 and Table 11-20
 * Bits 0 and 1 for wHubStatus and wHubChange
 * Bits 2 to 15 are reserved for both
 */
#define HUB_STATUS_LOCAL_POWER	0x0001
#define HUB_STATUS_OVERCURRENT	0x0002
#define HUB_CHANGE_LOCAL_POWER	0x0001
#define HUB_CHANGE_OVERCURRENT	0x0002

/*
 * Hub descriptor
 * See USB 2.0 spec Table 11-13
 */

#define USB_DT_HUB			(USB_TYPE_CLASS | 0x09)
#define USB_DT_SS_HUB			(USB_TYPE_CLASS | 0x0a)
#define USB_DT_HUB_NONVAR_SIZE		7
#define USB_DT_SS_HUB_SIZE              12

/*
 * Hub Device descriptor
 * USB Hub class device protocols
 */

#define USB_HUB_PR_FS		0 /* Full speed hub */
#define USB_HUB_PR_HS_NO_TT	0 /* Hi-speed hub without TT */
#define USB_HUB_PR_HS_SINGLE_TT	1 /* Hi-speed hub with single TT */
#define USB_HUB_PR_HS_MULTI_TT	2 /* Hi-speed hub with multiple TT */
#define USB_HUB_PR_SS		3 /* Super speed hub */

struct usb_hub_descriptor {
	__u8  bDescLength;
	__u8  bDescriptorType;
	__u8  bNbrPorts;
	__le16 wHubCharacteristics;
	__u8  bPwrOn2PwrGood;
	__u8  bHubContrCurrent;

/* 2.0 and 3.0 hubs differ here */
	union {
		struct {
			/* add 1 bit for hub status change; round to bytes */
			__u8  DeviceRemovable[(USB_MAXCHILDREN + 1 + 7) / 8];
			__u8  PortPwrCtrlMask[(USB_MAXCHILDREN + 1 + 7) / 8];
		}  __attribute__ ((packed)) hs;

struct {
			__u8 bHubHdrDecLat;
			__le16 wHubDelay;
			__le16 DeviceRemovable;
		}  __attribute__ ((packed)) ss;
	} u;
} __attribute__ ((packed));

/* port indicator status selectors, tables 11-7 and 11-25 */
#define HUB_LED_AUTO	0
#define HUB_LED_AMBER	1
#define HUB_LED_GREEN	2
#define HUB_LED_OFF	3

enum hub_led_mode {
	INDICATOR_AUTO = 0,
	INDICATOR_CYCLE,
	/* software blinks for attention:  software, hardware, reserved */
	INDICATOR_GREEN_BLINK, INDICATOR_GREEN_BLINK_OFF,
	INDICATOR_AMBER_BLINK, INDICATOR_AMBER_BLINK_OFF,
	INDICATOR_ALT_BLINK, INDICATOR_ALT_BLINK_OFF
} __attribute__ ((packed));

/* Transaction Translator Think Times, in bits */
#define HUB_TTTT_8_BITS		0x00
#define HUB_TTTT_16_BITS	0x20
#define HUB_TTTT_24_BITS	0x40
#define HUB_TTTT_32_BITS	0x60

#endif /* __LINUX_CH11_H */

Back