linux-stable/tools/usb/usbip/libsrc/vhci_driver.h
Michael Grzeschik de19ca6fd7 usbip: dynamically allocate idev by nports found in sysfs
As the amount of available ports varies by the kernels build
configuration. To remove the limitation of the fixed 128 ports
we allocate the amount of idevs by using the number we get
from the kernel.

Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Acked-by: Shuah Khan (Samsung OSG) <shuah@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-05-31 12:43:14 +02:00

67 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* 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 USBIP_VHCI_DEVICE_NAME "vhci_hcd.0"
enum hub_speed {
HUB_SPEED_HIGH = 0,
HUB_SPEED_SUPER,
};
struct usbip_imported_device {
enum hub_speed hub;
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 ncontrollers;
int nports;
struct usbip_imported_device idev[];
};
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(uint32_t speed);
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 */