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

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
   4  */
   5
   6 #ifndef __MT7601U_USB_H
   7 #define __MT7601U_USB_H
   8
   9 #include "mt7601u.h"
  10
  11 #define MT7601U_FIRMWARE        "mt7601u.bin"
  12
  13 #define MT_VEND_REQ_MAX_RETRY   10
  14 #define MT_VEND_REQ_TOUT_MS     300
  15
  16 #define MT_VEND_DEV_MODE_RESET  1
  17
  18 #define MT_VEND_BUF             sizeof(__le32)
  19
  20 enum mt_vendor_req {
  21         MT_VEND_DEV_MODE = 1,
  22         MT_VEND_WRITE = 2,
  23         MT_VEND_MULTI_READ = 7,
  24         MT_VEND_WRITE_FCE = 0x42,
  25 };
  26
  27 enum mt_usb_ep_in {
  28         MT_EP_IN_PKT_RX,
  29         MT_EP_IN_CMD_RESP,
  30         __MT_EP_IN_MAX,
  31 };
  32
  33 enum mt_usb_ep_out {
  34         MT_EP_OUT_INBAND_CMD,
  35         MT_EP_OUT_AC_BK,
  36         MT_EP_OUT_AC_BE,
  37         MT_EP_OUT_AC_VI,
  38         MT_EP_OUT_AC_VO,
  39         MT_EP_OUT_HCCA,
  40         __MT_EP_OUT_MAX,
  41 };
  42
  43 static inline struct usb_device *mt7601u_to_usb_dev(struct mt7601u_dev *mt7601u)
  44 {
  45         return interface_to_usbdev(to_usb_interface(mt7601u->dev));
  46 }
  47
  48 static inline bool mt7601u_urb_has_error(struct urb *urb)
  49 {
  50         return urb->status &&
  51                 urb->status != -ENOENT &&
  52                 urb->status != -ECONNRESET &&
  53                 urb->status != -ESHUTDOWN;
  54 }
  55
  56 bool mt7601u_usb_alloc_buf(struct mt7601u_dev *dev, size_t len,
  57                            struct mt7601u_dma_buf *buf);
  58 void mt7601u_usb_free_buf(struct mt7601u_dev *dev, struct mt7601u_dma_buf *buf);
  59 int mt7601u_usb_submit_buf(struct mt7601u_dev *dev, int dir, int ep_idx,
  60                            struct mt7601u_dma_buf *buf, gfp_t gfp,
  61                            usb_complete_t complete_fn, void *context);
  62 void mt7601u_complete_urb(struct urb *urb);
  63
  64 int mt7601u_vendor_request(struct mt7601u_dev *dev, const u8 req,
  65                            const u8 direction, const u16 val, const u16 offset,
  66                            void *buf, const size_t buflen);
  67 void mt7601u_vendor_reset(struct mt7601u_dev *dev);
  68 int mt7601u_vendor_single_wr(struct mt7601u_dev *dev, const u8 req,
  69                              const u16 offset, const u32 val);
  70
  71 #endif