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 USB8XXX_VID             0x1286
  26
  27 #define USB8797_PID_1           0x2043
  28 #define USB8797_PID_2           0x2044
  29 #define USB8897_PID_1           0x2045
  30 #define USB8897_PID_2           0x2046
  31
  32 #define USB8XXX_FW_DNLD         1
  33 #define USB8XXX_FW_READY        2
  34 #define USB8XXX_FW_MAX_RETRY    3
  35
  36 #define MWIFIEX_TX_DATA_URB     6
  37 #define MWIFIEX_RX_DATA_URB     6
  38 #define MWIFIEX_USB_TIMEOUT     100
  39
  40 #define USB8797_DEFAULT_FW_NAME "mrvl/usb8797_uapsta.bin"
  41 #define USB8897_DEFAULT_FW_NAME "mrvl/usb8897_uapsta.bin"
  42
  43 #define FW_DNLD_TX_BUF_SIZE     620
  44 #define FW_DNLD_RX_BUF_SIZE     2048
  45 #define FW_HAS_LAST_BLOCK       0x00000004
  46
  47 #define FW_DATA_XMIT_SIZE \
  48         (sizeof(struct fw_header) + dlen + sizeof(u32))
  49
  50 struct urb_context {
  51         struct mwifiex_adapter *adapter;
  52         struct sk_buff *skb;
  53         struct urb *urb;
  54         u8 ep;
  55 };
  56
  57 struct usb_card_rec {
  58         struct mwifiex_adapter *adapter;
  59         struct usb_device *udev;
  60         struct usb_interface *intf;
  61         u8 rx_cmd_ep;
  62         struct urb_context rx_cmd;
  63         atomic_t rx_cmd_urb_pending;
  64         struct urb_context rx_data_list[MWIFIEX_RX_DATA_URB];
  65         u8 usb_boot_state;
  66         u8 rx_data_ep;
  67         atomic_t rx_data_urb_pending;
  68         u8 tx_data_ep;
  69         u8 tx_cmd_ep;
  70         atomic_t tx_data_urb_pending;
  71         atomic_t tx_cmd_urb_pending;
  72         int bulk_out_maxpktsize;
  73         struct urb_context tx_cmd;
  74         int tx_data_ix;
  75         struct urb_context tx_data_list[MWIFIEX_TX_DATA_URB];
  76 };
  77
  78 struct fw_header {
  79         __le32 dnld_cmd;
  80         __le32 base_addr;
  81         __le32 data_len;
  82         __le32 crc;
  83 };
  84
  85 struct fw_sync_header {
  86         __le32 cmd;
  87         __le32 seq_num;
  88 };
  89
  90 struct fw_data {
  91         struct fw_header fw_hdr;
  92         __le32 seq_num;
  93         u8 data[1];
  94 };
  95
  96 /* This function is called after the card has woken up. */
  97 static inline int
  98 mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter *adapter)
  99 {
 100         return 0;
 101 }
 102
 103 #endif /*_MWIFIEX_USB_H */