drivers/net/wireless/mwifiex/usb.h

   1 /*
   2  * This file contains definitions for mwifiex USB interface driver.
   3  *
   4  * Copyright (C) 2012, Marvell International Ltd.
   5  *
   6  * This software file (the "File") is distributed by Marvell International
   7  * Ltd. under the terms of the GNU General Public License Version 2, June 1991
   8  * (the "License").  You may use, redistribute and/or modify this File in
   9  * accordance with the terms and conditions of the License, a copy of which
  10  * is available by writing to the Free Software Foundation, Inc.,
  11  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
  12  * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
  13  *
  14  * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
  17  * this warranty disclaimer.
  18  */
  19
  20 #ifndef _MWIFIEX_USB_H
  21 #define _MWIFIEX_USB_H
  22
  23 #include <linux/usb.h>
  24
  25 #define USB8797_VID             0x1286
  26 #define USB8797_PID_1           0x2043
  27 #define USB8797_PID_2           0x2044
  28
  29 #define USB8797_FW_DNLD         1
  30 #define USB8797_FW_READY        2
  31 #define USB8797_FW_MAX_RETRY    3
  32
  33 #define MWIFIEX_TX_DATA_URB     6
  34 #define MWIFIEX_RX_DATA_URB     6
  35 #define MWIFIEX_USB_TIMEOUT     100
  36
  37 #define USB8797_DEFAULT_FW_NAME "mrvl/usb8797_uapsta.bin"
  38
  39 #define FW_DNLD_TX_BUF_SIZE     620
  40 #define FW_DNLD_RX_BUF_SIZE     2048
  41 #define FW_HAS_LAST_BLOCK       0x00000004
  42
  43 #define FW_DATA_XMIT_SIZE \
  44         (sizeof(struct fw_header) + dlen + sizeof(u32))
  45
  46 struct urb_context {
  47         struct mwifiex_adapter *adapter;
  48         struct sk_buff *skb;
  49         struct urb *urb;
  50         u8 ep;
  51 };
  52
  53 struct usb_card_rec {
  54         struct mwifiex_adapter *adapter;
  55         struct usb_device *udev;
  56         struct usb_interface *intf;
  57         u8 rx_cmd_ep;
  58         struct urb_context rx_cmd;
  59         atomic_t rx_cmd_urb_pending;
  60         struct urb_context rx_data_list[MWIFIEX_RX_DATA_URB];
  61         u8 usb_boot_state;
  62         u8 rx_data_ep;
  63         atomic_t rx_data_urb_pending;
  64         u8 tx_data_ep;
  65         u8 tx_cmd_ep;
  66         atomic_t tx_data_urb_pending;
  67         atomic_t tx_cmd_urb_pending;
  68         int bulk_out_maxpktsize;
  69         struct urb_context tx_cmd;
  70         int tx_data_ix;
  71         struct urb_context tx_data_list[MWIFIEX_TX_DATA_URB];
  72 };
  73
  74 struct fw_header {
  75         __le32 dnld_cmd;
  76         __le32 base_addr;
  77         __le32 data_len;
  78         __le32 crc;
  79 };
  80
  81 struct fw_sync_header {
  82         __le32 cmd;
  83         __le32 seq_num;
  84 };
  85
  86 struct fw_data {
  87         struct fw_header fw_hdr;
  88         __le32 seq_num;
  89         u8 data[1];
  90 };
  91
  92 /* This function is called after the card has woken up. */
  93 static inline int
  94 mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter *adapter)
  95 {
  96         return 0;
  97 }
  98
  99 #endif /*_MWIFIEX_USB_H */