Release 4.11 drivers/usb/usbip/stub.h
/*
* Copyright (C) 2003-2008 Takahiro Hirofuchi
*
* This 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 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#ifndef __USBIP_STUB_H
#define __USBIP_STUB_H
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/types.h>
#include <linux/usb.h>
#include <linux/wait.h>
#define STUB_BUSID_OTHER 0
#define STUB_BUSID_REMOV 1
#define STUB_BUSID_ADDED 2
#define STUB_BUSID_ALLOC 3
struct stub_device {
struct usb_device *udev;
struct usbip_device ud;
__u32 devid;
/*
* stub_priv preserves private data of each urb.
* It is allocated as stub_priv_cache and assigned to urb->context.
*
* stub_priv is always linked to any one of 3 lists;
* priv_init: linked to this until the comletion of a urb.
* priv_tx : linked to this after the completion of a urb.
* priv_free: linked to this after the sending of the result.
*
* Any of these list operations should be locked by priv_lock.
*/
spinlock_t priv_lock;
struct list_head priv_init;
struct list_head priv_tx;
struct list_head priv_free;
/* see comments for unlinking in stub_rx.c */
struct list_head unlink_tx;
struct list_head unlink_free;
wait_queue_head_t tx_waitq;
};
/* private data into urb->priv */
struct stub_priv {
unsigned long seqnum;
struct list_head list;
struct stub_device *sdev;
struct urb *urb;
int unlinking;
};
struct stub_unlink {
unsigned long seqnum;
struct list_head list;
__u32 status;
};
/* same as SYSFS_BUS_ID_SIZE */
#define BUSID_SIZE 32
struct bus_id_priv {
char name[BUSID_SIZE];
char status;
int interf_count;
struct stub_device *sdev;
struct usb_device *udev;
char shutdown_busid;
};
/* stub_priv is allocated from stub_priv_cache */
extern struct kmem_cache *stub_priv_cache;
/* stub_dev.c */
extern struct usb_device_driver stub_driver;
/* stub_main.c */
struct bus_id_priv *get_busid_priv(const char *busid);
int del_match_busid(char *busid);
void stub_device_cleanup_urbs(struct stub_device *sdev);
/* stub_rx.c */
int stub_rx_loop(void *data);
/* stub_tx.c */
void stub_enqueue_ret_unlink(struct stub_device *sdev, __u32 seqnum,
__u32 status);
void stub_complete(struct urb *urb);
int stub_tx_loop(void *data);
#endif /* __USBIP_STUB_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Takahiro Hirofuchi | 138 | 54.98% | 1 | 10.00% |
| Endre Kollar | 46 | 18.33% | 1 | 10.00% |
| Matt Mooney | 43 | 17.13% | 3 | 30.00% |
| Tobias Klauser | 9 | 3.59% | 1 | 10.00% |
| Valentina Manea | 6 | 2.39% | 2 | 20.00% |
| Max Vozeler | 5 | 1.99% | 1 | 10.00% |
| Arnd Bergmann | 4 | 1.59% | 1 | 10.00% |
| Total | 251 | 100.00% | 10 | 100.00% |
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