rtl8188eu/include/usb_ops.h
Larry Finger 77d786b6e8 rtl8188eu: Copy the code from the kernel into a new branch
This version takes advantage of all the cleanups to the code. It has
been modified to build on older kernels.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2022-06-08 18:46:35 -05:00

65 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/* Copyright(c) 2007 - 2011 Realtek Corporation. */
#ifndef __USB_OPS_H_
#define __USB_OPS_H_
#include "osdep_service.h"
#include "drv_types.h"
#include "osdep_intf.h"
#define REALTEK_USB_VENQT_READ (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
#define REALTEK_USB_VENQT_WRITE (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
#define REALTEK_USB_VENQT_CMD_REQ 0x05
#define REALTEK_USB_VENQT_CMD_IDX 0x00
#define ALIGNMENT_UNIT 16
#define MAX_VENDOR_REQ_CMD_SIZE 254 /* 8188cu SIE Support */
#define MAX_USB_IO_CTL_SIZE (MAX_VENDOR_REQ_CMD_SIZE + ALIGNMENT_UNIT)
#include "usb_ops_linux.h"
/*
* Increase and check if the continual_urb_error of this @param dvobjprivei
* is larger than MAX_CONTINUAL_URB_ERR
* @return true:
* @return false:
*/
static inline int rtw_inc_and_chk_continual_urb_error(struct dvobj_priv *dvobj)
{
int ret = false;
int value;
value = atomic_inc_return(&dvobj->continual_urb_error);
if (value > MAX_CONTINUAL_URB_ERR)
ret = true;
return ret;
}
/*
* Set the continual_urb_error of this @param dvobjprive to 0
*/
static inline void rtw_reset_continual_urb_error(struct dvobj_priv *dvobj)
{
atomic_set(&dvobj->continual_urb_error, 0);
}
#define USB_HIGH_SPEED_BULK_SIZE 512
#define USB_FULL_SPEED_BULK_SIZE 64
static inline u8 rtw_usb_bulk_size_boundary(struct adapter *padapter,
int buf_len)
{
u8 rst = true;
struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(padapter);
if (pdvobjpriv->pusbdev->speed == USB_SPEED_HIGH)
rst = (0 == (buf_len) % USB_HIGH_SPEED_BULK_SIZE) ?
true : false;
else
rst = (0 == (buf_len) % USB_FULL_SPEED_BULK_SIZE) ?
true : false;
return rst;
}
#endif /* __USB_OPS_H_ */