linux/drivers/net/wireless/mediatek/mt7601u/usb.h

80 lines
2.1 KiB
C

/*
* Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation
*
* 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.
*/
#ifndef __MT7601U_USB_H
#define __MT7601U_USB_H
#include "mt7601u.h"
#define MT7601U_FIRMWARE "mt7601u.bin"
#define MT_VEND_REQ_MAX_RETRY 10
#define MT_VEND_REQ_TOUT_MS 300
#define MT_VEND_DEV_MODE_RESET 1
#define MT_VEND_BUF sizeof(__le32)
enum mt_vendor_req {
MT_VEND_DEV_MODE = 1,
MT_VEND_WRITE = 2,
MT_VEND_MULTI_READ = 7,
MT_VEND_WRITE_FCE = 0x42,
};
enum mt_usb_ep_in {
MT_EP_IN_PKT_RX,
MT_EP_IN_CMD_RESP,
__MT_EP_IN_MAX,
};
enum mt_usb_ep_out {
MT_EP_OUT_INBAND_CMD,
MT_EP_OUT_AC_BK,
MT_EP_OUT_AC_BE,
MT_EP_OUT_AC_VI,
MT_EP_OUT_AC_VO,
MT_EP_OUT_HCCA,
__MT_EP_OUT_MAX,
};
static inline struct usb_device *mt7601u_to_usb_dev(struct mt7601u_dev *mt7601u)
{
return interface_to_usbdev(to_usb_interface(mt7601u->dev));
}
static inline bool mt7601u_urb_has_error(struct urb *urb)
{
return urb->status &&
urb->status != -ENOENT &&
urb->status != -ECONNRESET &&
urb->status != -ESHUTDOWN;
}
bool mt7601u_usb_alloc_buf(struct mt7601u_dev *dev, size_t len,
struct mt7601u_dma_buf *buf);
void mt7601u_usb_free_buf(struct mt7601u_dev *dev, struct mt7601u_dma_buf *buf);
int mt7601u_usb_submit_buf(struct mt7601u_dev *dev, int dir, int ep_idx,
struct mt7601u_dma_buf *buf, gfp_t gfp,
usb_complete_t complete_fn, void *context);
void mt7601u_complete_urb(struct urb *urb);
int mt7601u_vendor_request(struct mt7601u_dev *dev, const u8 req,
const u8 direction, const u16 val, const u16 offset,
void *buf, const size_t buflen);
void mt7601u_vendor_reset(struct mt7601u_dev *dev);
int mt7601u_vendor_single_wr(struct mt7601u_dev *dev, const u8 req,
const u16 offset, const u32 val);
#endif