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kernel/linux-rt-4.4.41/drivers/net/wireless/brcm80211/brcmsmac/ampdu.h 1.99 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright (c) 2010 Broadcom Corporation
   *
   * 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 _BRCM_AMPDU_H_
  #define _BRCM_AMPDU_H_
  
  /*
   * Data structure representing an in-progress session for accumulating
   * frames for AMPDU.
   *
   * wlc: pointer to common driver data
   * skb_list: queue of skb's for AMPDU
   * max_ampdu_len: maximum length for this AMPDU
   * max_ampdu_frames: maximum number of frames for this AMPDU
   * ampdu_len: total number of bytes accumulated for this AMPDU
   * dma_len: DMA length of this AMPDU
   */
  struct brcms_ampdu_session {
  	struct brcms_c_info *wlc;
  	struct sk_buff_head skb_list;
  	unsigned max_ampdu_len;
  	u16 max_ampdu_frames;
  	u16 ampdu_len;
  	u16 dma_len;
  };
  
  void brcms_c_ampdu_reset_session(struct brcms_ampdu_session *session,
  				 struct brcms_c_info *wlc);
  int brcms_c_ampdu_add_frame(struct brcms_ampdu_session *session,
  			    struct sk_buff *p);
  void brcms_c_ampdu_finalize(struct brcms_ampdu_session *session);
  
  struct ampdu_info *brcms_c_ampdu_attach(struct brcms_c_info *wlc);
  void brcms_c_ampdu_detach(struct ampdu_info *ampdu);
  void brcms_c_ampdu_dotxstatus(struct ampdu_info *ampdu, struct scb *scb,
  			      struct sk_buff *p, struct tx_status *txs);
  void brcms_c_ampdu_macaddr_upd(struct brcms_c_info *wlc);
  void brcms_c_ampdu_shm_upd(struct ampdu_info *ampdu);
  
  #endif				/* _BRCM_AMPDU_H_ */