12 files changed, 0 insertions, 1949 deletions

diff --git a/drivers/staging/usbip/userspace/libsrc/Makefile.am b/drivers/staging/usbip/userspace/libsrc/Makefile.am
deleted file mode 100644
index 7c8f8a4d54e4..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/Makefile.am
+++ /dev/null
@@ -1,8 +0,0 @@
-libusbip_la_CPPFLAGS = -DUSBIDS_FILE='"@USBIDS_DIR@/usb.ids"'
-libusbip_la_CFLAGS   = @EXTRA_CFLAGS@
-libusbip_la_LDFLAGS  = -version-info @LIBUSBIP_VERSION@
-
-lib_LTLIBRARIES := libusbip.la
-libusbip_la_SOURCES := names.c names.h usbip_host_driver.c usbip_host_driver.h \
-		       usbip_common.c usbip_common.h vhci_driver.c vhci_driver.h \
-		       sysfs_utils.c sysfs_utils.h
diff --git a/drivers/staging/usbip/userspace/libsrc/list.h b/drivers/staging/usbip/userspace/libsrc/list.h
deleted file mode 100644
index 8d0c936e184f..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/list.h
+++ /dev/null
@@ -1,136 +0,0 @@
-#ifndef _LIST_H
-#define _LIST_H
-
-/* Stripped down implementation of linked list taken
- * from the Linux Kernel.
- */
-
-/*
- * Simple doubly linked list implementation.
- *
- * Some of the internal functions ("__xxx") are useful when
- * manipulating whole lists rather than single entries, as
- * sometimes we already know the next/prev entries and we can
- * generate better code by using them directly rather than
- * using the generic single-entry routines.
- */
-
-struct list_head {
-	struct list_head *next, *prev;
-};
-
-#define LIST_HEAD_INIT(name) { &(name), &(name) }
-
-#define LIST_HEAD(name) \
-	struct list_head name = LIST_HEAD_INIT(name)
-
-static inline void INIT_LIST_HEAD(struct list_head *list)
-{
-	list->next = list;
-	list->prev = list;
-}
-
-/*
- * Insert a new entry between two known consecutive entries.
- *
- * This is only for internal list manipulation where we know
- * the prev/next entries already!
- */
-static inline void __list_add(struct list_head *new,
-			      struct list_head *prev,
-			      struct list_head *next)
-{
-	next->prev = new;
-	new->next = next;
-	new->prev = prev;
-	prev->next = new;
-}
-
-/**
- * list_add - add a new entry
- * @new: new entry to be added
- * @head: list head to add it after
- *
- * Insert a new entry after the specified head.
- * This is good for implementing stacks.
- */
-static inline void list_add(struct list_head *new, struct list_head *head)
-{
-	__list_add(new, head, head->next);
-}
-
-/*
- * Delete a list entry by making the prev/next entries
- * point to each other.
- *
- * This is only for internal list manipulation where we know
- * the prev/next entries already!
- */
-static inline void __list_del(struct list_head * prev, struct list_head * next)
-{
-	next->prev = prev;
-	prev->next = next;
-}
-
-#define POISON_POINTER_DELTA 0
-#define LIST_POISON1  ((void *) 0x00100100 + POISON_POINTER_DELTA)
-#define LIST_POISON2  ((void *) 0x00200200 + POISON_POINTER_DELTA)
-
-/**
- * list_del - deletes entry from list.
- * @entry: the element to delete from the list.
- * Note: list_empty() on entry does not return true after this, the entry is
- * in an undefined state.
- */
-static inline void __list_del_entry(struct list_head *entry)
-{
-	__list_del(entry->prev, entry->next);
-}
-
-static inline void list_del(struct list_head *entry)
-{
-	__list_del(entry->prev, entry->next);
-	entry->next = LIST_POISON1;
-	entry->prev = LIST_POISON2;
-}
-
-/**
- * list_entry - get the struct for this entry
- * @ptr:	the &struct list_head pointer.
- * @type:	the type of the struct this is embedded in.
- * @member:	the name of the list_struct within the struct.
- */
-#define list_entry(ptr, type, member) \
-	container_of(ptr, type, member)
-/**
- * list_for_each	-	iterate over a list
- * @pos:	the &struct list_head to use as a loop cursor.
- * @head:	the head for your list.
- */
-#define list_for_each(pos, head) \
-	for (pos = (head)->next; pos != (head); pos = pos->next)
-
-/**
- * list_for_each_safe - iterate over a list safe against removal of list entry
- * @pos:	the &struct list_head to use as a loop cursor.
- * @n:		another &struct list_head to use as temporary storage
- * @head:	the head for your list.
- */
-#define list_for_each_safe(pos, n, head) \
-	for (pos = (head)->next, n = pos->next; pos != (head); \
-		pos = n, n = pos->next)
-
-#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
-
-/**
- * container_of - cast a member of a structure out to the containing structure
- * @ptr:	the pointer to the member.
- * @type:	the type of the container struct this is embedded in.
- * @member:	the name of the member within the struct.
- *
- */
-#define container_of(ptr, type, member) ({			\
-	const typeof( ((type *)0)->member ) *__mptr = (ptr);	\
-	(type *)( (char *)__mptr - offsetof(type,member) );})
-
-#endif
diff --git a/drivers/staging/usbip/userspace/libsrc/names.c b/drivers/staging/usbip/userspace/libsrc/names.c
deleted file mode 100644
index 81ff8522405c..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/names.c
+++ /dev/null
@@ -1,504 +0,0 @@
-/*
- *      names.c  --  USB name database manipulation routines
- *
- *      Copyright (C) 1999, 2000  Thomas Sailer (sailer@ife.ee.ethz.ch)
- *
- *      This program is free software; you can redistribute it and/or modify
- *      it under the terms of the GNU General Public License as published by
- *      the Free Software Foundation; either version 2 of the License, or
- *      (at your option) any later version.
- *
- *      This program is distributed in the hope that it will be useful,
- *      but WITHOUT ANY WARRANTY; without even the implied warranty of
- *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *      GNU General Public License for more details.
- *
- *      You should have received a copy of the GNU General Public License
- *      along with this program; if not, write to the Free Software
- *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- *
- *
- *
- *	Copyright (C) 2005 Takahiro Hirofuchi
- *		- names_deinit() is added.
- *
- */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <dirent.h>
-#include <string.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <ctype.h>
-
-#include "names.h"
-#include "usbip_common.h"
-
-struct vendor {
-	struct vendor *next;
-	u_int16_t vendorid;
-	char name[1];
-};
-
-struct product {
-	struct product *next;
-	u_int16_t vendorid, productid;
-	char name[1];
-};
-
-struct class {
-	struct class *next;
-	u_int8_t classid;
-	char name[1];
-};
-
-struct subclass {
-	struct subclass *next;
-	u_int8_t classid, subclassid;
-	char name[1];
-};
-
-struct protocol {
-	struct protocol *next;
-	u_int8_t classid, subclassid, protocolid;
-	char name[1];
-};
-
-struct genericstrtable {
-	struct genericstrtable *next;
-	unsigned int num;
-	char name[1];
-};
-
-
-#define HASH1  0x10
-#define HASH2  0x02
-#define HASHSZ 16
-
-static unsigned int hashnum(unsigned int num)
-{
-	unsigned int mask1 = HASH1 << 27, mask2 = HASH2 << 27;
-
-	for (; mask1 >= HASH1; mask1 >>= 1, mask2 >>= 1)
-		if (num & mask1)
-			num ^= mask2;
-	return num & (HASHSZ-1);
-}
-
-
-static struct vendor *vendors[HASHSZ] = { NULL, };
-static struct product *products[HASHSZ] = { NULL, };
-static struct class *classes[HASHSZ] = { NULL, };
-static struct subclass *subclasses[HASHSZ] = { NULL, };
-static struct protocol *protocols[HASHSZ] = { NULL, };
-
-const char *names_vendor(u_int16_t vendorid)
-{
-	struct vendor *v;
-
-	v = vendors[hashnum(vendorid)];
-	for (; v; v = v->next)
-		if (v->vendorid == vendorid)
-			return v->name;
-	return NULL;
-}
-
-const char *names_product(u_int16_t vendorid, u_int16_t productid)
-{
-	struct product *p;
-
-	p = products[hashnum((vendorid << 16) | productid)];
-	for (; p; p = p->next)
-		if (p->vendorid == vendorid && p->productid == productid)
-			return p->name;
-	return NULL;
-}
-
-const char *names_class(u_int8_t classid)
-{
-	struct class *c;
-
-	c = classes[hashnum(classid)];
-	for (; c; c = c->next)
-		if (c->classid == classid)
-			return c->name;
-	return NULL;
-}
-
-const char *names_subclass(u_int8_t classid, u_int8_t subclassid)
-{
-	struct subclass *s;
-
-	s = subclasses[hashnum((classid << 8) | subclassid)];
-	for (; s; s = s->next)
-		if (s->classid == classid && s->subclassid == subclassid)
-			return s->name;
-	return NULL;
-}
-
-const char *names_protocol(u_int8_t classid, u_int8_t subclassid,
-			   u_int8_t protocolid)
-{
-	struct protocol *p;
-
-	p = protocols[hashnum((classid << 16) | (subclassid << 8)
-			      | protocolid)];
-	for (; p; p = p->next)
-		if (p->classid == classid && p->subclassid == subclassid &&
-		    p->protocolid == protocolid)
-			return p->name;
-	return NULL;
-}
-
-/* add a cleanup function by takahiro */
-struct pool {
-	struct pool *next;
-	void *mem;
-};
-
-static struct pool *pool_head;
-
-static void *my_malloc(size_t size)
-{
-	struct pool *p;
-
-	p = calloc(1, sizeof(struct pool));
-	if (!p)
-		return NULL;
-
-	p->mem = calloc(1, size);
-	if (!p->mem) {
-		free(p);
-		return NULL;
-	}
-
-	p->next = pool_head;
-	pool_head = p;
-
-	return p->mem;
-}
-
-void names_free(void)
-{
-	struct pool *pool;
-
-	if (!pool_head)
-		return;
-
-	for (pool = pool_head; pool != NULL; ) {
-		struct pool *tmp;
-
-		if (pool->mem)
-			free(pool->mem);
-
-		tmp = pool;
-		pool = pool->next;
-		free(tmp);
-	}
-}
-
-static int new_vendor(const char *name, u_int16_t vendorid)
-{
-	struct vendor *v;
-	unsigned int h = hashnum(vendorid);
-
-	v = vendors[h];
-	for (; v; v = v->next)
-		if (v->vendorid == vendorid)
-			return -1;
-	v = my_malloc(sizeof(struct vendor) + strlen(name));
-	if (!v)
-		return -1;
-	strcpy(v->name, name);
-	v->vendorid = vendorid;
-	v->next = vendors[h];
-	vendors[h] = v;
-	return 0;
-}
-
-static int new_product(const char *name, u_int16_t vendorid,
-		       u_int16_t productid)
-{
-	struct product *p;
-	unsigned int h = hashnum((vendorid << 16) | productid);
-
-	p = products[h];
-	for (; p; p = p->next)
-		if (p->vendorid == vendorid && p->productid == productid)
-			return -1;
-	p = my_malloc(sizeof(struct product) + strlen(name));
-	if (!p)
-		return -1;
-	strcpy(p->name, name);
-	p->vendorid = vendorid;
-	p->productid = productid;
-	p->next = products[h];
-	products[h] = p;
-	return 0;
-}
-
-static int new_class(const char *name, u_int8_t classid)
-{
-	struct class *c;
-	unsigned int h = hashnum(classid);
-
-	c = classes[h];
-	for (; c; c = c->next)
-		if (c->classid == classid)
-			return -1;
-	c = my_malloc(sizeof(struct class) + strlen(name));
-	if (!c)
-		return -1;
-	strcpy(c->name, name);
-	c->classid = classid;
-	c->next = classes[h];
-	classes[h] = c;
-	return 0;
-}
-
-static int new_subclass(const char *name, u_int8_t classid, u_int8_t subclassid)
-{
-	struct subclass *s;
-	unsigned int h = hashnum((classid << 8) | subclassid);
-
-	s = subclasses[h];
-	for (; s; s = s->next)
-		if (s->classid == classid && s->subclassid == subclassid)
-			return -1;
-	s = my_malloc(sizeof(struct subclass) + strlen(name));
-	if (!s)
-		return -1;
-	strcpy(s->name, name);
-	s->classid = classid;
-	s->subclassid = subclassid;
-	s->next = subclasses[h];
-	subclasses[h] = s;
-	return 0;
-}
-
-static int new_protocol(const char *name, u_int8_t classid, u_int8_t subclassid,
-			u_int8_t protocolid)
-{
-	struct protocol *p;
-	unsigned int h = hashnum((classid << 16) | (subclassid << 8)
-				 | protocolid);
-
-	p = protocols[h];
-	for (; p; p = p->next)
-		if (p->classid == classid && p->subclassid == subclassid
-		    && p->protocolid == protocolid)
-			return -1;
-	p = my_malloc(sizeof(struct protocol) + strlen(name));
-	if (!p)
-		return -1;
-	strcpy(p->name, name);
-	p->classid = classid;
-	p->subclassid = subclassid;
-	p->protocolid = protocolid;
-	p->next = protocols[h];
-	protocols[h] = p;
-	return 0;
-}
-
-static void parse(FILE *f)
-{
-	char buf[512], *cp;
-	unsigned int linectr = 0;
-	int lastvendor = -1;
-	int lastclass = -1;
-	int lastsubclass = -1;
-	int lasthut = -1;
-	int lastlang = -1;
-	unsigned int u;
-
-	while (fgets(buf, sizeof(buf), f)) {
-		linectr++;
-		/* remove line ends */
-		cp = strchr(buf, '\r');
-		if (cp)
-			*cp = 0;
-		cp = strchr(buf, '\n');
-		if (cp)
-			*cp = 0;
-		if (buf[0] == '#' || !buf[0])
-			continue;
-		cp = buf;
-		if (buf[0] == 'P' && buf[1] == 'H' && buf[2] == 'Y' &&
-		    buf[3] == 'S' && buf[4] == 'D' &&
-		    buf[5] == 'E' && buf[6] == 'S' && /*isspace(buf[7])*/
-		    buf[7] == ' ') {
-			continue;
-		}
-		if (buf[0] == 'P' && buf[1] == 'H' &&
-		    buf[2] == 'Y' && /*isspace(buf[3])*/ buf[3] == ' ') {
-			continue;
-		}
-		if (buf[0] == 'B' && buf[1] == 'I' && buf[2] == 'A' &&
-		    buf[3] == 'S' && /*isspace(buf[4])*/ buf[4] == ' ') {
-			continue;
-		}
-		if (buf[0] == 'L' && /*isspace(buf[1])*/ buf[1] == ' ') {
-			lasthut = lastclass = lastvendor = lastsubclass = -1;
-			/*
-			 * set 1 as pseudo-id to indicate that the parser is
-			 * in a `L' section.
-			 */
-			lastlang = 1;
-			continue;
-		}
-		if (buf[0] == 'C' && /*isspace(buf[1])*/ buf[1] == ' ') {
-			/* class spec */
-			cp = buf+2;
-			while (isspace(*cp))
-				cp++;
-			if (!isxdigit(*cp)) {
-				err("Invalid class spec at line %u", linectr);
-				continue;
-			}
-			u = strtoul(cp, &cp, 16);
-			while (isspace(*cp))
-				cp++;
-			if (!*cp) {
-				err("Invalid class spec at line %u", linectr);
-				continue;
-			}
-			if (new_class(cp, u))
-				err("Duplicate class spec at line %u class %04x %s",
-				    linectr, u, cp);
-			dbg("line %5u class %02x %s", linectr, u, cp);
-			lasthut = lastlang = lastvendor = lastsubclass = -1;
-			lastclass = u;
-			continue;
-		}
-		if (buf[0] == 'A' && buf[1] == 'T' && isspace(buf[2])) {
-			/* audio terminal type spec */
-			continue;
-		}
-		if (buf[0] == 'H' && buf[1] == 'C' && buf[2] == 'C'
-		    && isspace(buf[3])) {
-			/* HID Descriptor bCountryCode */
-			continue;
-		}
-		if (isxdigit(*cp)) {
-			/* vendor */
-			u = strtoul(cp, &cp, 16);
-			while (isspace(*cp))
-				cp++;
-			if (!*cp) {
-				err("Invalid vendor spec at line %u", linectr);
-				continue;
-			}
-			if (new_vendor(cp, u))
-				err("Duplicate vendor spec at line %u vendor %04x %s",
-				    linectr, u, cp);
-			dbg("line %5u vendor %04x %s", linectr, u, cp);
-			lastvendor = u;
-			lasthut = lastlang = lastclass = lastsubclass = -1;
-			continue;
-		}
-		if (buf[0] == '\t' && isxdigit(buf[1])) {
-			/* product or subclass spec */
-			u = strtoul(buf+1, &cp, 16);
-			while (isspace(*cp))
-				cp++;
-			if (!*cp) {
-				err("Invalid product/subclass spec at line %u",
-				    linectr);
-				continue;
-			}
-			if (lastvendor != -1) {
-				if (new_product(cp, lastvendor, u))
-					err("Duplicate product spec at line %u product %04x:%04x %s",
-					    linectr, lastvendor, u, cp);
-				dbg("line %5u product %04x:%04x %s", linectr,
-				    lastvendor, u, cp);
-				continue;
-			}
-			if (lastclass != -1) {
-				if (new_subclass(cp, lastclass, u))
-					err("Duplicate subclass spec at line %u class %02x:%02x %s",
-					    linectr, lastclass, u, cp);
-				dbg("line %5u subclass %02x:%02x %s", linectr,
-				    lastclass, u, cp);
-				lastsubclass = u;
-				continue;
-			}
-			if (lasthut != -1) {
-				/* do not store hut */
-				continue;
-			}
-			if (lastlang != -1) {
-				/* do not store langid */
-				continue;
-			}
-			err("Product/Subclass spec without prior Vendor/Class spec at line %u",
-			    linectr);
-			continue;
-		}
-		if (buf[0] == '\t' && buf[1] == '\t' && isxdigit(buf[2])) {
-			/* protocol spec */
-			u = strtoul(buf+2, &cp, 16);
-			while (isspace(*cp))
-				cp++;
-			if (!*cp) {
-				err("Invalid protocol spec at line %u",
-				    linectr);
-				continue;
-			}
-			if (lastclass != -1 && lastsubclass != -1) {
-				if (new_protocol(cp, lastclass, lastsubclass,
-						 u))
-					err("Duplicate protocol spec at line %u class %02x:%02x:%02x %s",
-					    linectr, lastclass, lastsubclass,
-					    u, cp);
-				dbg("line %5u protocol %02x:%02x:%02x %s",
-				    linectr, lastclass, lastsubclass, u, cp);
-				continue;
-			}
-			err("Protocol spec without prior Class and Subclass spec at line %u",
-			    linectr);
-			continue;
-		}
-		if (buf[0] == 'H' && buf[1] == 'I' &&
-		    buf[2] == 'D' && /*isspace(buf[3])*/ buf[3] == ' ') {
-			continue;
-		}
-		if (buf[0] == 'H' && buf[1] == 'U' &&
-		    buf[2] == 'T' && /*isspace(buf[3])*/ buf[3] == ' ') {
-			lastlang = lastclass = lastvendor = lastsubclass = -1;
-			/*
-			 * set 1 as pseudo-id to indicate that the parser is
-			 * in a `HUT' section.
-			 */
-			lasthut = 1;
-			continue;
-		}
-		if (buf[0] == 'R' && buf[1] == ' ')
-			continue;
-
-		if (buf[0] == 'V' && buf[1] == 'T')
-			continue;
-
-		err("Unknown line at line %u", linectr);
-	}
-}
-
-
-int names_init(char *n)
-{
-	FILE *f;
-
-	f = fopen(n, "r");
-	if (!f)
-		return errno;
-
-	parse(f);
-	fclose(f);
-	return 0;
-}
diff --git a/drivers/staging/usbip/userspace/libsrc/names.h b/drivers/staging/usbip/userspace/libsrc/names.h
deleted file mode 100644
index 680926512de2..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/names.h
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- *      names.h  --  USB name database manipulation routines
- *
- *      Copyright (C) 1999, 2000  Thomas Sailer (sailer@ife.ee.ethz.ch)
- *
- *      This program is free software; you can redistribute it and/or modify
- *      it under the terms of the GNU General Public License as published by
- *      the Free Software Foundation; either version 2 of the License, or
- *      (at your option) any later version.
- *
- *      This program is distributed in the hope that it will be useful,
- *      but WITHOUT ANY WARRANTY; without even the implied warranty of
- *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *      GNU General Public License for more details.
- *
- *      You should have received a copy of the GNU General Public License
- *      along with this program; if not, write to the Free Software
- *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- *
- *	Copyright (C) 2005 Takahiro Hirofuchi
- *	       - names_free() is added.
- */
-
-#ifndef _NAMES_H
-#define _NAMES_H
-
-#include <sys/types.h>
-
-/* used by usbip_common.c */
-extern const char *names_vendor(u_int16_t vendorid);
-extern const char *names_product(u_int16_t vendorid, u_int16_t productid);
-extern const char *names_class(u_int8_t classid);
-extern const char *names_subclass(u_int8_t classid, u_int8_t subclassid);
-extern const char *names_protocol(u_int8_t classid, u_int8_t subclassid,
-				  u_int8_t protocolid);
-extern int  names_init(char *n);
-extern void names_free(void);
-
-#endif /* _NAMES_H */
diff --git a/drivers/staging/usbip/userspace/libsrc/sysfs_utils.c b/drivers/staging/usbip/userspace/libsrc/sysfs_utils.c
deleted file mode 100644
index 36ac88ece0b8..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/sysfs_utils.c
+++ /dev/null
@@ -1,31 +0,0 @@
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <errno.h>
-
-#include "sysfs_utils.h"
-#include "usbip_common.h"
-
-int write_sysfs_attribute(const char *attr_path, const char *new_value,
-			  size_t len)
-{
-	int fd;
-	int length;
-
-	fd = open(attr_path, O_WRONLY);
-	if (fd < 0) {
-		dbg("error opening attribute %s", attr_path);
-		return -1;
-	}
-
-	length = write(fd, new_value, len);
-	if (length < 0) {
-		dbg("error writing to attribute %s", attr_path);
-		close(fd);
-		return -1;
-	}
-
-	close(fd);
-
-	return 0;
-}
diff --git a/drivers/staging/usbip/userspace/libsrc/sysfs_utils.h b/drivers/staging/usbip/userspace/libsrc/sysfs_utils.h
deleted file mode 100644
index 32ac1d105d18..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/sysfs_utils.h
+++ /dev/null
@@ -1,8 +0,0 @@
-
-#ifndef __SYSFS_UTILS_H
-#define __SYSFS_UTILS_H
-
-int write_sysfs_attribute(const char *attr_path, const char *new_value,
-			  size_t len);
-
-#endif
diff --git a/drivers/staging/usbip/userspace/libsrc/usbip_common.c b/drivers/staging/usbip/userspace/libsrc/usbip_common.c
deleted file mode 100644
index ac73710473de..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/usbip_common.c
+++ /dev/null
@@ -1,285 +0,0 @@
-/*
- * Copyright (C) 2005-2007 Takahiro Hirofuchi
- */
-
-#include <libudev.h>
-#include "usbip_common.h"
-#include "names.h"
-
-#undef  PROGNAME
-#define PROGNAME "libusbip"
-
-int usbip_use_syslog;
-int usbip_use_stderr;
-int usbip_use_debug;
-
-extern struct udev *udev_context;
-
-struct speed_string {
-	int num;
-	char *speed;
-	char *desc;
-};
-
-static const struct speed_string speed_strings[] = {
-	{ USB_SPEED_UNKNOWN, "unknown", "Unknown Speed"},
-	{ USB_SPEED_LOW,  "1.5", "Low Speed(1.5Mbps)"  },
-	{ USB_SPEED_FULL, "12",  "Full Speed(12Mbps)" },
-	{ USB_SPEED_HIGH, "480", "High Speed(480Mbps)" },
-	{ USB_SPEED_WIRELESS, "53.3-480", "Wireless"},
-	{ USB_SPEED_SUPER, "5000", "Super Speed(5000Mbps)" },
-	{ 0, NULL, NULL }
-};
-
-struct portst_string {
-	int num;
-	char *desc;
-};
-
-static struct portst_string portst_strings[] = {
-	{ SDEV_ST_AVAILABLE,	"Device Available" },
-	{ SDEV_ST_USED,		"Device in Use" },
-	{ SDEV_ST_ERROR,	"Device Error"},
-	{ VDEV_ST_NULL,		"Port Available"},
-	{ VDEV_ST_NOTASSIGNED,	"Port Initializing"},
-	{ VDEV_ST_USED,		"Port in Use"},
-	{ VDEV_ST_ERROR,	"Port Error"},
-	{ 0, NULL}
-};
-
-const char *usbip_status_string(int32_t status)
-{
-	for (int i = 0; portst_strings[i].desc != NULL; i++)
-		if (portst_strings[i].num == status)
-			return portst_strings[i].desc;
-
-	return "Unknown Status";
-}
-
-const char *usbip_speed_string(int num)
-{
-	for (int i = 0; speed_strings[i].speed != NULL; i++)
-		if (speed_strings[i].num == num)
-			return speed_strings[i].desc;
-
-	return "Unknown Speed";
-}
-
-
-#define DBG_UDEV_INTEGER(name)\
-	dbg("%-20s = %x", to_string(name), (int) udev->name)
-
-#define DBG_UINF_INTEGER(name)\
-	dbg("%-20s = %x", to_string(name), (int) uinf->name)
-
-void dump_usb_interface(struct usbip_usb_interface *uinf)
-{
-	char buff[100];
-
-	usbip_names_get_class(buff, sizeof(buff),
-			uinf->bInterfaceClass,
-			uinf->bInterfaceSubClass,
-			uinf->bInterfaceProtocol);
-	dbg("%-20s = %s", "Interface(C/SC/P)", buff);
-}
-
-void dump_usb_device(struct usbip_usb_device *udev)
-{
-	char buff[100];
-
-	dbg("%-20s = %s", "path",  udev->path);
-	dbg("%-20s = %s", "busid", udev->busid);
-
-	usbip_names_get_class(buff, sizeof(buff),
-			udev->bDeviceClass,
-			udev->bDeviceSubClass,
-			udev->bDeviceProtocol);
-	dbg("%-20s = %s", "Device(C/SC/P)", buff);
-
-	DBG_UDEV_INTEGER(bcdDevice);
-
-	usbip_names_get_product(buff, sizeof(buff),
-			udev->idVendor,
-			udev->idProduct);
-	dbg("%-20s = %s", "Vendor/Product", buff);
-
-	DBG_UDEV_INTEGER(bNumConfigurations);
-	DBG_UDEV_INTEGER(bNumInterfaces);
-
-	dbg("%-20s = %s", "speed",
-			usbip_speed_string(udev->speed));
-
-	DBG_UDEV_INTEGER(busnum);
-	DBG_UDEV_INTEGER(devnum);
-}
-
-
-int read_attr_value(struct udev_device *dev, const char *name,
-		    const char *format)
-{
-	const char *attr;
-	int num = 0;
-	int ret;
-
-	attr = udev_device_get_sysattr_value(dev, name);
-	if (!attr) {
-		err("udev_device_get_sysattr_value failed");
-		goto err;
-	}
-
-	/* The client chooses the device configuration
-	 * when attaching it so right after being bound
-	 * to usbip-host on the server the device will
-	 * have no configuration.
-	 * Therefore, attributes such as bConfigurationValue
-	 * and bNumInterfaces will not exist and sscanf will
-	 * fail. Check for these cases and don't treat them
-	 * as errors.
-	 */
-
-	ret = sscanf(attr, format, &num);
-	if (ret < 1) {
-		if (strcmp(name, "bConfigurationValue") &&
-				strcmp(name, "bNumInterfaces")) {
-			err("sscanf failed for attribute %s", name);
-			goto err;
-		}
-	}
-
-err:
-
-	return num;
-}
-
-
-int read_attr_speed(struct udev_device *dev)
-{
-	const char *speed;
-
-	speed = udev_device_get_sysattr_value(dev, "speed");
-	if (!speed) {
-		err("udev_device_get_sysattr_value failed");
-		goto err;
-	}
-
-	for (int i = 0; speed_strings[i].speed != NULL; i++) {
-		if (!strcmp(speed, speed_strings[i].speed))
-			return speed_strings[i].num;
-	}
-
-err:
-
-	return USB_SPEED_UNKNOWN;
-}
-
-#define READ_ATTR(object, type, dev, name, format)			      \
-	do {								      \
-		(object)->name = (type) read_attr_value(dev, to_string(name), \
-							format);	      \
-	} while (0)
-
-
-int read_usb_device(struct udev_device *sdev, struct usbip_usb_device *udev)
-{
-	uint32_t busnum, devnum;
-	const char *path, *name;
-
-	READ_ATTR(udev, uint8_t,  sdev, bDeviceClass,		"%02x\n");
-	READ_ATTR(udev, uint8_t,  sdev, bDeviceSubClass,	"%02x\n");
-	READ_ATTR(udev, uint8_t,  sdev, bDeviceProtocol,	"%02x\n");
-
-	READ_ATTR(udev, uint16_t, sdev, idVendor,		"%04x\n");
-	READ_ATTR(udev, uint16_t, sdev, idProduct,		"%04x\n");
-	READ_ATTR(udev, uint16_t, sdev, bcdDevice,		"%04x\n");
-
-	READ_ATTR(udev, uint8_t,  sdev, bConfigurationValue,	"%02x\n");
-	READ_ATTR(udev, uint8_t,  sdev, bNumConfigurations,	"%02x\n");
-	READ_ATTR(udev, uint8_t,  sdev, bNumInterfaces,		"%02x\n");
-
-	READ_ATTR(udev, uint8_t,  sdev, devnum,			"%d\n");
-	udev->speed = read_attr_speed(sdev);
-
-	path = udev_device_get_syspath(sdev);
-	name = udev_device_get_sysname(sdev);
-
-	strncpy(udev->path,  path,  SYSFS_PATH_MAX);
-	strncpy(udev->busid, name, SYSFS_BUS_ID_SIZE);
-
-	sscanf(name, "%u-%u", &busnum, &devnum);
-	udev->busnum = busnum;
-
-	return 0;
-}
-
-int read_usb_interface(struct usbip_usb_device *udev, int i,
-		       struct usbip_usb_interface *uinf)
-{
-	char busid[SYSFS_BUS_ID_SIZE];
-	struct udev_device *sif;
-
-	sprintf(busid, "%s:%d.%d", udev->busid, udev->bConfigurationValue, i);
-
-	sif = udev_device_new_from_subsystem_sysname(udev_context, "usb", busid);
-	if (!sif) {
-		err("udev_device_new_from_subsystem_sysname %s failed", busid);
-		return -1;
-	}
-
-	READ_ATTR(uinf, uint8_t,  sif, bInterfaceClass,		"%02x\n");
-	READ_ATTR(uinf, uint8_t,  sif, bInterfaceSubClass,	"%02x\n");
-	READ_ATTR(uinf, uint8_t,  sif, bInterfaceProtocol,	"%02x\n");
-
-	return 0;
-}
-
-int usbip_names_init(char *f)
-{
-	return names_init(f);
-}
-
-void usbip_names_free(void)
-{
-	names_free();
-}
-
-void usbip_names_get_product(char *buff, size_t size, uint16_t vendor,
-			     uint16_t product)
-{
-	const char *prod, *vend;
-
-	prod = names_product(vendor, product);
-	if (!prod)
-		prod = "unknown product";
-
-
-	vend = names_vendor(vendor);
-	if (!vend)
-		vend = "unknown vendor";
-
-	snprintf(buff, size, "%s : %s (%04x:%04x)", vend, prod, vendor, product);
-}
-
-void usbip_names_get_class(char *buff, size_t size, uint8_t class,
-			   uint8_t subclass, uint8_t protocol)
-{
-	const char *c, *s, *p;
-
-	if (class == 0 && subclass == 0 && protocol == 0) {
-		snprintf(buff, size, "(Defined at Interface level) (%02x/%02x/%02x)", class, subclass, protocol);
-		return;
-	}
-
-	p = names_protocol(class, subclass, protocol);
-	if (!p)
-		p = "unknown protocol";
-
-	s = names_subclass(class, subclass);
-	if (!s)
-		s = "unknown subclass";
-
-	c = names_class(class);
-	if (!c)
-		c = "unknown class";
-
-	snprintf(buff, size, "%s / %s / %s (%02x/%02x/%02x)", c, s, p, class, subclass, protocol);
-}
diff --git a/drivers/staging/usbip/userspace/libsrc/usbip_common.h b/drivers/staging/usbip/userspace/libsrc/usbip_common.h
deleted file mode 100644
index 5a0e95edf4df..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/usbip_common.h
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * Copyright (C) 2005-2007 Takahiro Hirofuchi
- */
-
-#ifndef __USBIP_COMMON_H
-#define __USBIP_COMMON_H
-
-#include <libudev.h>
-
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <syslog.h>
-#include <unistd.h>
-#include <linux/usb/ch9.h>
-#include "../../uapi/usbip.h"
-
-#ifndef USBIDS_FILE
-#define USBIDS_FILE "/usr/share/hwdata/usb.ids"
-#endif
-
-#ifndef VHCI_STATE_PATH
-#define VHCI_STATE_PATH "/var/run/vhci_hcd"
-#endif
-
-/* kernel module names */
-#define USBIP_CORE_MOD_NAME	"usbip-core"
-#define USBIP_HOST_DRV_NAME	"usbip-host"
-#define USBIP_VHCI_DRV_NAME	"vhci_hcd"
-
-/* sysfs constants */
-#define SYSFS_MNT_PATH         "/sys"
-#define SYSFS_BUS_NAME         "bus"
-#define SYSFS_BUS_TYPE         "usb"
-#define SYSFS_DRIVERS_NAME     "drivers"
-
-#define SYSFS_PATH_MAX		256
-#define SYSFS_BUS_ID_SIZE	32
-
-extern int usbip_use_syslog;
-extern int usbip_use_stderr;
-extern int usbip_use_debug ;
-
-#define PROGNAME "usbip"
-
-#define pr_fmt(fmt)	"%s: %s: " fmt "\n", PROGNAME
-#define dbg_fmt(fmt)	pr_fmt("%s:%d:[%s] " fmt), "debug",	\
-		        __FILE__, __LINE__, __func__
-
-#define err(fmt, args...)						\
-	do {								\
-		if (usbip_use_syslog) {					\
-			syslog(LOG_ERR, pr_fmt(fmt), "error", ##args);	\
-		}							\
-		if (usbip_use_stderr) {					\
-			fprintf(stderr, pr_fmt(fmt), "error", ##args);	\
-		}							\
-	} while (0)
-
-#define info(fmt, args...)						\
-	do {								\
-		if (usbip_use_syslog) {					\
-			syslog(LOG_INFO, pr_fmt(fmt), "info", ##args);	\
-		}							\
-		if (usbip_use_stderr) {					\
-			fprintf(stderr, pr_fmt(fmt), "info", ##args);	\
-		}							\
-	} while (0)
-
-#define dbg(fmt, args...)						\
-	do {								\
-	if (usbip_use_debug) {						\
-		if (usbip_use_syslog) {					\
-			syslog(LOG_DEBUG, dbg_fmt(fmt), ##args);	\
-		}							\
-		if (usbip_use_stderr) {					\
-			fprintf(stderr, dbg_fmt(fmt), ##args);		\
-		}							\
-	}								\
-	} while (0)
-
-#define BUG()						\
-	do {						\
-		err("sorry, it's a bug!");		\
-		abort();				\
-	} while (0)
-
-struct usbip_usb_interface {
-	uint8_t bInterfaceClass;
-	uint8_t bInterfaceSubClass;
-	uint8_t bInterfaceProtocol;
-	uint8_t padding;	/* alignment */
-} __attribute__((packed));
-
-struct usbip_usb_device {
-	char path[SYSFS_PATH_MAX];
-	char busid[SYSFS_BUS_ID_SIZE];
-
-	uint32_t busnum;
-	uint32_t devnum;
-	uint32_t speed;
-
-	uint16_t idVendor;
-	uint16_t idProduct;
-	uint16_t bcdDevice;
-
-	uint8_t bDeviceClass;
-	uint8_t bDeviceSubClass;
-	uint8_t bDeviceProtocol;
-	uint8_t bConfigurationValue;
-	uint8_t bNumConfigurations;
-	uint8_t bNumInterfaces;
-} __attribute__((packed));
-
-#define to_string(s)	#s
-
-void dump_usb_interface(struct usbip_usb_interface *);
-void dump_usb_device(struct usbip_usb_device *);
-int read_usb_device(struct udev_device *sdev, struct usbip_usb_device *udev);
-int read_attr_value(struct udev_device *dev, const char *name,
-		    const char *format);
-int read_usb_interface(struct usbip_usb_device *udev, int i,
-		       struct usbip_usb_interface *uinf);
-
-const char *usbip_speed_string(int num);
-const char *usbip_status_string(int32_t status);
-
-int usbip_names_init(char *);
-void usbip_names_free(void);
-void usbip_names_get_product(char *buff, size_t size, uint16_t vendor,
-			     uint16_t product);
-void usbip_names_get_class(char *buff, size_t size, uint8_t class,
-			   uint8_t subclass, uint8_t protocol);
-
-#endif /* __USBIP_COMMON_H */
diff --git a/drivers/staging/usbip/userspace/libsrc/usbip_host_driver.c b/drivers/staging/usbip/userspace/libsrc/usbip_host_driver.c
deleted file mode 100644
index bef08d5c44e8..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/usbip_host_driver.c
+++ /dev/null
@@ -1,280 +0,0 @@
-/*
- * Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
- *               2005-2007 Takahiro Hirofuchi
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-
-#include <errno.h>
-#include <unistd.h>
-
-#include <libudev.h>
-
-#include "usbip_common.h"
-#include "usbip_host_driver.h"
-#include "list.h"
-#include "sysfs_utils.h"
-
-#undef  PROGNAME
-#define PROGNAME "libusbip"
-
-struct usbip_host_driver *host_driver;
-struct udev *udev_context;
-
-static int32_t read_attr_usbip_status(struct usbip_usb_device *udev)
-{
-	char status_attr_path[SYSFS_PATH_MAX];
-	int fd;
-	int length;
-	char status;
-	int value = 0;
-
-	snprintf(status_attr_path, SYSFS_PATH_MAX, "%s/usbip_status",
-		 udev->path);
-
-	fd = open(status_attr_path, O_RDONLY);
-	if (fd < 0) {
-		err("error opening attribute %s", status_attr_path);
-		return -1;
-	}
-
-	length = read(fd, &status, 1);
-	if (length < 0) {
-		err("error reading attribute %s", status_attr_path);
-		close(fd);
-		return -1;
-	}
-
-	value = atoi(&status);
-
-	return value;
-}
-
-static
-struct usbip_exported_device *usbip_exported_device_new(const char *sdevpath)
-{
-	struct usbip_exported_device *edev = NULL;
-	struct usbip_exported_device *edev_old;
-	size_t size;
-	int i;
-
-	edev = calloc(1, sizeof(struct usbip_exported_device));
-
-	edev->sudev = udev_device_new_from_syspath(udev_context, sdevpath);
-	if (!edev->sudev) {
-		err("udev_device_new_from_syspath: %s", sdevpath);
-		goto err;
-	}
-
-	read_usb_device(edev->sudev, &edev->udev);
-
-	edev->status = read_attr_usbip_status(&edev->udev);
-	if (edev->status < 0)
-		goto err;
-
-	/* reallocate buffer to include usb interface data */
-	size = sizeof(struct usbip_exported_device) +
-		edev->udev.bNumInterfaces * sizeof(struct usbip_usb_interface);
-
-	edev_old = edev;
-	edev = realloc(edev, size);
-	if (!edev) {
-		edev = edev_old;
-		dbg("realloc failed");
-		goto err;
-	}
-
-	for (i = 0; i < edev->udev.bNumInterfaces; i++)
-		read_usb_interface(&edev->udev, i, &edev->uinf[i]);
-
-	return edev;
-err:
-	if (edev->sudev)
-		udev_device_unref(edev->sudev);
-	if (edev)
-		free(edev);
-
-	return NULL;
-}
-
-static int refresh_exported_devices(void)
-{
-	struct usbip_exported_device *edev;
-	struct udev_enumerate *enumerate;
-	struct udev_list_entry *devices, *dev_list_entry;
-	struct udev_device *dev;
-	const char *path;
-	const char *driver;
-
-	enumerate = udev_enumerate_new(udev_context);
-	udev_enumerate_add_match_subsystem(enumerate, "usb");
-	udev_enumerate_scan_devices(enumerate);
-
-	devices = udev_enumerate_get_list_entry(enumerate);
-
-	udev_list_entry_foreach(dev_list_entry, devices) {
-		path = udev_list_entry_get_name(dev_list_entry);
-		dev = udev_device_new_from_syspath(udev_context, path);
-		if (dev == NULL)
-			continue;
-
-		/* Check whether device uses usbip-host driver. */
-		driver = udev_device_get_driver(dev);
-		if (driver != NULL && !strcmp(driver, USBIP_HOST_DRV_NAME)) {
-			edev = usbip_exported_device_new(path);
-			if (!edev) {
-				dbg("usbip_exported_device_new failed");
-				continue;
-			}
-
-			list_add(&edev->node, &host_driver->edev_list);
-			host_driver->ndevs++;
-		}
-	}
-
-	return 0;
-}
-
-static void usbip_exported_device_destroy(void)
-{
-	struct list_head *i, *tmp;
-	struct usbip_exported_device *edev;
-
-	list_for_each_safe(i, tmp, &host_driver->edev_list) {
-		edev = list_entry(i, struct usbip_exported_device, node);
-		list_del(i);
-		free(edev);
-	}
-}
-
-int usbip_host_driver_open(void)
-{
-	int rc;
-
-	udev_context = udev_new();
-	if (!udev_context) {
-		err("udev_new failed");
-		return -1;
-	}
-
-	host_driver = calloc(1, sizeof(*host_driver));
-
-	host_driver->ndevs = 0;
-	INIT_LIST_HEAD(&host_driver->edev_list);
-
-	rc = refresh_exported_devices();
-	if (rc < 0)
-		goto err_free_host_driver;
-
-	return 0;
-
-err_free_host_driver:
-	free(host_driver);
-	host_driver = NULL;
-
-	udev_unref(udev_context);
-
-	return -1;
-}
-
-void usbip_host_driver_close(void)
-{
-	if (!host_driver)
-		return;
-
-	usbip_exported_device_destroy();
-
-	free(host_driver);
-	host_driver = NULL;
-
-	udev_unref(udev_context);
-}
-
-int usbip_host_refresh_device_list(void)
-{
-	int rc;
-
-	usbip_exported_device_destroy();
-
-	host_driver->ndevs = 0;
-	INIT_LIST_HEAD(&host_driver->edev_list);
-
-	rc = refresh_exported_devices();
-	if (rc < 0)
-		return -1;
-
-	return 0;
-}
-
-int usbip_host_export_device(struct usbip_exported_device *edev, int sockfd)
-{
-	char attr_name[] = "usbip_sockfd";
-	char sockfd_attr_path[SYSFS_PATH_MAX];
-	char sockfd_buff[30];
-	int ret;
-
-	if (edev->status != SDEV_ST_AVAILABLE) {
-		dbg("device not available: %s", edev->udev.busid);
-		switch (edev->status) {
-		case SDEV_ST_ERROR:
-			dbg("status SDEV_ST_ERROR");
-			break;
-		case SDEV_ST_USED:
-			dbg("status SDEV_ST_USED");
-			break;
-		default:
-			dbg("status unknown: 0x%x", edev->status);
-		}
-		return -1;
-	}
-
-	/* only the first interface is true */
-	snprintf(sockfd_attr_path, sizeof(sockfd_attr_path), "%s/%s",
-		 edev->udev.path, attr_name);
-
-	snprintf(sockfd_buff, sizeof(sockfd_buff), "%d\n", sockfd);
-
-	ret = write_sysfs_attribute(sockfd_attr_path, sockfd_buff,
-				    strlen(sockfd_buff));
-	if (ret < 0) {
-		err("write_sysfs_attribute failed: sockfd %s to %s",
-		    sockfd_buff, sockfd_attr_path);
-		return ret;
-	}
-
-	info("connect: %s", edev->udev.busid);
-
-	return ret;
-}
-
-struct usbip_exported_device *usbip_host_get_device(int num)
-{
-	struct list_head *i;
-	struct usbip_exported_device *edev;
-	int cnt = 0;
-
-	list_for_each(i, &host_driver->edev_list) {
-		edev = list_entry(i, struct usbip_exported_device, node);
-		if (num == cnt)
-			return edev;
-		else
-			cnt++;
-	}
-
-	return NULL;
-}
diff --git a/drivers/staging/usbip/userspace/libsrc/usbip_host_driver.h b/drivers/staging/usbip/userspace/libsrc/usbip_host_driver.h
deleted file mode 100644
index 2a31f855c616..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/usbip_host_driver.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
- *               2005-2007 Takahiro Hirofuchi
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef __USBIP_HOST_DRIVER_H
-#define __USBIP_HOST_DRIVER_H
-
-#include <stdint.h>
-#include "usbip_common.h"
-#include "list.h"
-
-struct usbip_host_driver {
-	int ndevs;
-	/* list of exported device */
-	struct list_head edev_list;
-};
-
-struct usbip_exported_device {
-	struct udev_device *sudev;
-	int32_t status;
-	struct usbip_usb_device udev;
-	struct list_head node;
-	struct usbip_usb_interface uinf[];
-};
-
-extern struct usbip_host_driver *host_driver;
-
-int usbip_host_driver_open(void);
-void usbip_host_driver_close(void);
-
-int usbip_host_refresh_device_list(void);
-int usbip_host_export_device(struct usbip_exported_device *edev, int sockfd);
-struct usbip_exported_device *usbip_host_get_device(int num);
-
-#endif /* __USBIP_HOST_DRIVER_H */
diff --git a/drivers/staging/usbip/userspace/libsrc/vhci_driver.c b/drivers/staging/usbip/userspace/libsrc/vhci_driver.c
deleted file mode 100644
index ad9204773533..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/vhci_driver.c
+++ /dev/null
@@ -1,411 +0,0 @@
-/*
- * Copyright (C) 2005-2007 Takahiro Hirofuchi
- */
-
-#include "usbip_common.h"
-#include "vhci_driver.h"
-#include <limits.h>
-#include <netdb.h>
-#include <libudev.h>
-#include "sysfs_utils.h"
-
-#undef  PROGNAME
-#define PROGNAME "libusbip"
-
-struct usbip_vhci_driver *vhci_driver;
-struct udev *udev_context;
-
-static struct usbip_imported_device *
-imported_device_init(struct usbip_imported_device *idev, char *busid)
-{
-	struct udev_device *sudev;
-
-	sudev = udev_device_new_from_subsystem_sysname(udev_context,
-						       "usb", busid);
-	if (!sudev) {
-		dbg("udev_device_new_from_subsystem_sysname failed: %s", busid);
-		goto err;
-	}
-	read_usb_device(sudev, &idev->udev);
-	udev_device_unref(sudev);
-
-	return idev;
-
-err:
-	return NULL;
-}
-
-
-
-static int parse_status(const char *value)
-{
-	int ret = 0;
-	char *c;
-
-
-	for (int i = 0; i < vhci_driver->nports; i++)
-		memset(&vhci_driver->idev[i], 0, sizeof(vhci_driver->idev[i]));
-
-
-	/* skip a header line */
-	c = strchr(value, '\n');
-	if (!c)
-		return -1;
-	c++;
-
-	while (*c != '\0') {
-		int port, status, speed, devid;
-		unsigned long socket;
-		char lbusid[SYSFS_BUS_ID_SIZE];
-
-		ret = sscanf(c, "%d %d %d %x %lx %31s\n",
-				&port, &status, &speed,
-				&devid, &socket, lbusid);
-
-		if (ret < 5) {
-			dbg("sscanf failed: %d", ret);
-			BUG();
-		}
-
-		dbg("port %d status %d speed %d devid %x",
-				port, status, speed, devid);
-		dbg("socket %lx lbusid %s", socket, lbusid);
-
-
-		/* if a device is connected, look at it */
-		{
-			struct usbip_imported_device *idev = &vhci_driver->idev[port];
-
-			idev->port	= port;
-			idev->status	= status;
-
-			idev->devid	= devid;
-
-			idev->busnum	= (devid >> 16);
-			idev->devnum	= (devid & 0x0000ffff);
-
-			if (idev->status != VDEV_ST_NULL
-			    && idev->status != VDEV_ST_NOTASSIGNED) {
-				idev = imported_device_init(idev, lbusid);
-				if (!idev) {
-					dbg("imported_device_init failed");
-					return -1;
-				}
-			}
-		}
-
-
-		/* go to the next line */
-		c = strchr(c, '\n');
-		if (!c)
-			break;
-		c++;
-	}
-
-	dbg("exit");
-
-	return 0;
-}
-
-static int refresh_imported_device_list(void)
-{
-	const char *attr_status;
-
-	attr_status = udev_device_get_sysattr_value(vhci_driver->hc_device,
-					       "status");
-	if (!attr_status) {
-		err("udev_device_get_sysattr_value failed");
-		return -1;
-	}
-
-	return parse_status(attr_status);
-}
-
-static int get_nports(void)
-{
-	char *c;
-	int nports = 0;
-	const char *attr_status;
-
-	attr_status = udev_device_get_sysattr_value(vhci_driver->hc_device,
-					       "status");
-	if (!attr_status) {
-		err("udev_device_get_sysattr_value failed");
-		return -1;
-	}
-
-	/* skip a header line */
-	c = strchr(attr_status, '\n');
-	if (!c)
-		return 0;
-	c++;
-
-	while (*c != '\0') {
-		/* go to the next line */
-		c = strchr(c, '\n');
-		if (!c)
-			return nports;
-		c++;
-		nports += 1;
-	}
-
-	return nports;
-}
-
-/*
- * Read the given port's record.
- *
- * To avoid buffer overflow we will read the entire line and
- * validate each part's size. The initial buffer is padded by 4 to
- * accommodate the 2 spaces, 1 newline and an additional character
- * which is needed to properly validate the 3rd part without it being
- * truncated to an acceptable length.
- */
-static int read_record(int rhport, char *host, unsigned long host_len,
-		char *port, unsigned long port_len, char *busid)
-{
-	int part;
-	FILE *file;
-	char path[PATH_MAX+1];
-	char *buffer, *start, *end;
-	char delim[] = {' ', ' ', '\n'};
-	int max_len[] = {(int)host_len, (int)port_len, SYSFS_BUS_ID_SIZE};
-	size_t buffer_len = host_len + port_len + SYSFS_BUS_ID_SIZE + 4;
-
-	buffer = malloc(buffer_len);
-	if (!buffer)
-		return -1;
-
-	snprintf(path, PATH_MAX, VHCI_STATE_PATH"/port%d", rhport);
-
-	file = fopen(path, "r");
-	if (!file) {
-		err("fopen");
-		free(buffer);
-		return -1;
-	}
-
-	if (fgets(buffer, buffer_len, file) == NULL) {
-		err("fgets");
-		free(buffer);
-		fclose(file);
-		return -1;
-	}
-	fclose(file);
-
-	/* validate the length of each of the 3 parts */
-	start = buffer;
-	for (part = 0; part < 3; part++) {
-		end = strchr(start, delim[part]);
-		if (end == NULL || (end - start) > max_len[part]) {
-			free(buffer);
-			return -1;
-		}
-		start = end + 1;
-	}
-
-	if (sscanf(buffer, "%s %s %s\n", host, port, busid) != 3) {
-		err("sscanf");
-		free(buffer);
-		return -1;
-	}
-
-	free(buffer);
-
-	return 0;
-}
-
-/* ---------------------------------------------------------------------- */
-
-int usbip_vhci_driver_open(void)
-{
-	udev_context = udev_new();
-	if (!udev_context) {
-		err("udev_new failed");
-		return -1;
-	}
-
-	vhci_driver = calloc(1, sizeof(struct usbip_vhci_driver));
-
-	/* will be freed in usbip_driver_close() */
-	vhci_driver->hc_device =
-		udev_device_new_from_subsystem_sysname(udev_context,
-						       USBIP_VHCI_BUS_TYPE,
-						       USBIP_VHCI_DRV_NAME);
-	if (!vhci_driver->hc_device) {
-		err("udev_device_new_from_subsystem_sysname failed");
-		goto err;
-	}
-
-	vhci_driver->nports = get_nports();
-
-	dbg("available ports: %d", vhci_driver->nports);
-
-	if (refresh_imported_device_list())
-		goto err;
-
-	return 0;
-
-err:
-	udev_device_unref(vhci_driver->hc_device);
-
-	if (vhci_driver)
-		free(vhci_driver);
-
-	vhci_driver = NULL;
-
-	udev_unref(udev_context);
-
-	return -1;
-}
-
-
-void usbip_vhci_driver_close(void)
-{
-	if (!vhci_driver)
-		return;
-
-	udev_device_unref(vhci_driver->hc_device);
-
-	free(vhci_driver);
-
-	vhci_driver = NULL;
-
-	udev_unref(udev_context);
-}
-
-
-int usbip_vhci_refresh_device_list(void)
-{
-
-	if (refresh_imported_device_list())
-		goto err;
-
-	return 0;
-err:
-	dbg("failed to refresh device list");
-	return -1;
-}
-
-
-int usbip_vhci_get_free_port(void)
-{
-	for (int i = 0; i < vhci_driver->nports; i++) {
-		if (vhci_driver->idev[i].status == VDEV_ST_NULL)
-			return i;
-	}
-
-	return -1;
-}
-
-int usbip_vhci_attach_device2(uint8_t port, int sockfd, uint32_t devid,
-		uint32_t speed) {
-	char buff[200]; /* what size should be ? */
-	char attach_attr_path[SYSFS_PATH_MAX];
-	char attr_attach[] = "attach";
-	const char *path;
-	int ret;
-
-	snprintf(buff, sizeof(buff), "%u %d %u %u",
-			port, sockfd, devid, speed);
-	dbg("writing: %s", buff);
-
-	path = udev_device_get_syspath(vhci_driver->hc_device);
-	snprintf(attach_attr_path, sizeof(attach_attr_path), "%s/%s",
-		 path, attr_attach);
-	dbg("attach attribute path: %s", attach_attr_path);
-
-	ret = write_sysfs_attribute(attach_attr_path, buff, strlen(buff));
-	if (ret < 0) {
-		dbg("write_sysfs_attribute failed");
-		return -1;
-	}
-
-	dbg("attached port: %d", port);
-
-	return 0;
-}
-
-static unsigned long get_devid(uint8_t busnum, uint8_t devnum)
-{
-	return (busnum << 16) | devnum;
-}
-
-/* will be removed */
-int usbip_vhci_attach_device(uint8_t port, int sockfd, uint8_t busnum,
-		uint8_t devnum, uint32_t speed)
-{
-	int devid = get_devid(busnum, devnum);
-
-	return usbip_vhci_attach_device2(port, sockfd, devid, speed);
-}
-
-int usbip_vhci_detach_device(uint8_t port)
-{
-	char detach_attr_path[SYSFS_PATH_MAX];
-	char attr_detach[] = "detach";
-	char buff[200]; /* what size should be ? */
-	const char *path;
-	int ret;
-
-	snprintf(buff, sizeof(buff), "%u", port);
-	dbg("writing: %s", buff);
-
-	path = udev_device_get_syspath(vhci_driver->hc_device);
-	snprintf(detach_attr_path, sizeof(detach_attr_path), "%s/%s",
-		 path, attr_detach);
-	dbg("detach attribute path: %s", detach_attr_path);
-
-	ret = write_sysfs_attribute(detach_attr_path, buff, strlen(buff));
-	if (ret < 0) {
-		dbg("write_sysfs_attribute failed");
-		return -1;
-	}
-
-	dbg("detached port: %d", port);
-
-	return 0;
-}
-
-int usbip_vhci_imported_device_dump(struct usbip_imported_device *idev)
-{
-	char product_name[100];
-	char host[NI_MAXHOST] = "unknown host";
-	char serv[NI_MAXSERV] = "unknown port";
-	char remote_busid[SYSFS_BUS_ID_SIZE];
-	int ret;
-	int read_record_error = 0;
-
-	if (idev->status == VDEV_ST_NULL || idev->status == VDEV_ST_NOTASSIGNED)
-		return 0;
-
-	ret = read_record(idev->port, host, sizeof(host), serv, sizeof(serv),
-			  remote_busid);
-	if (ret) {
-		err("read_record");
-		read_record_error = 1;
-	}
-
-	printf("Port %02d: <%s> at %s\n", idev->port,
-	       usbip_status_string(idev->status),
-	       usbip_speed_string(idev->udev.speed));
-
-	usbip_names_get_product(product_name, sizeof(product_name),
-				idev->udev.idVendor, idev->udev.idProduct);
-
-	printf("       %s\n",  product_name);
-
-	if (!read_record_error) {
-		printf("%10s -> usbip://%s:%s/%s\n", idev->udev.busid,
-		       host, serv, remote_busid);
-		printf("%10s -> remote bus/dev %03d/%03d\n", " ",
-		       idev->busnum, idev->devnum);
-	} else {
-		printf("%10s -> unknown host, remote port and remote busid\n",
-		       idev->udev.busid);
-		printf("%10s -> remote bus/dev %03d/%03d\n", " ",
-		       idev->busnum, idev->devnum);
-	}
-
-	return 0;
-}
diff --git a/drivers/staging/usbip/userspace/libsrc/vhci_driver.h b/drivers/staging/usbip/userspace/libsrc/vhci_driver.h
deleted file mode 100644
index fa2316cf2cac..000000000000
--- a/drivers/staging/usbip/userspace/libsrc/vhci_driver.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2005-2007 Takahiro Hirofuchi
- */
-
-#ifndef __VHCI_DRIVER_H
-#define __VHCI_DRIVER_H
-
-#include <libudev.h>
-#include <stdint.h>
-
-#include "usbip_common.h"
-
-#define USBIP_VHCI_BUS_TYPE "platform"
-#define MAXNPORT 128
-
-struct usbip_imported_device {
-	uint8_t port;
-	uint32_t status;
-
-	uint32_t devid;
-
-	uint8_t busnum;
-	uint8_t devnum;
-
-	/* usbip_class_device list */
-	struct usbip_usb_device udev;
-};
-
-struct usbip_vhci_driver {
-
-	/* /sys/devices/platform/vhci_hcd */
-	struct udev_device *hc_device;
-
-	int nports;
-	struct usbip_imported_device idev[MAXNPORT];
-};
-
-
-extern struct usbip_vhci_driver *vhci_driver;
-
-int usbip_vhci_driver_open(void);
-void usbip_vhci_driver_close(void);
-
-int  usbip_vhci_refresh_device_list(void);
-
-
-int usbip_vhci_get_free_port(void);
-int usbip_vhci_attach_device2(uint8_t port, int sockfd, uint32_t devid,
-		uint32_t speed);
-
-/* will be removed */
-int usbip_vhci_attach_device(uint8_t port, int sockfd, uint8_t busnum,
-		uint8_t devnum, uint32_t speed);
-
-int usbip_vhci_detach_device(uint8_t port);
-
-int usbip_vhci_imported_device_dump(struct usbip_imported_device *idev);
-
-#endif /* __VHCI_DRIVER_H */