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kernel/linux-rt-4.4.41/drivers/net/wireless/rsi/rsi_usb.h 2.11 KB
5113f6f70   김현기   kernel add
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  /**
   * @section LICENSE
   * Copyright (c) 2014 Redpine Signals Inc.
   *
   * Permission to use, copy, modify, and/or distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
  
  #ifndef __RSI_USB_INTF__
  #define __RSI_USB_INTF__
  
  #include <linux/usb.h>
  #include "rsi_main.h"
  #include "rsi_common.h"
  
  #define USB_INTERNAL_REG_1           0x25000
  #define RSI_USB_READY_MAGIC_NUM      0xab
  #define FW_STATUS_REG                0x41050012
  
  #define USB_VENDOR_REGISTER_READ     0x15
  #define USB_VENDOR_REGISTER_WRITE    0x16
  #define RSI_USB_TX_HEAD_ROOM         128
  
  #define MAX_RX_URBS                  1
  #define MAX_BULK_EP                  8
  #define MGMT_EP                      1
  #define DATA_EP                      2
  
  struct rsi_91x_usbdev {
  	struct rsi_thread rx_thread;
  	u8 endpoint;
  	struct usb_device *usbdev;
  	struct usb_interface *pfunction;
  	struct urb *rx_usb_urb[MAX_RX_URBS];
  	u8 *tx_buffer;
  	__le16 bulkin_size;
  	u8 bulkin_endpoint_addr;
  	__le16 bulkout_size[MAX_BULK_EP];
  	u8 bulkout_endpoint_addr[MAX_BULK_EP];
  	u32 tx_blk_size;
  	u8 write_fail;
  };
  
  static inline int rsi_usb_check_queue_status(struct rsi_hw *adapter, u8 q_num)
  {
  	/* In USB, there isn't any need to check the queue status */
  	return QUEUE_NOT_FULL;
  }
  
  static inline int rsi_usb_event_timeout(struct rsi_hw *adapter)
  {
  	return EVENT_WAIT_FOREVER;
  }
  
  int rsi_usb_device_init(struct rsi_common *common);
  int rsi_usb_write_register_multiple(struct rsi_hw *adapter, u32 addr,
  				    u8 *data, u32 count);
  void rsi_usb_rx_thread(struct rsi_common *common);
  #endif