1*05491d2cSKalle Valo /* 2*05491d2cSKalle Valo * Copyright (c) 2010 Broadcom Corporation 3*05491d2cSKalle Valo * 4*05491d2cSKalle Valo * Permission to use, copy, modify, and/or distribute this software for any 5*05491d2cSKalle Valo * purpose with or without fee is hereby granted, provided that the above 6*05491d2cSKalle Valo * copyright notice and this permission notice appear in all copies. 7*05491d2cSKalle Valo * 8*05491d2cSKalle Valo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9*05491d2cSKalle Valo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10*05491d2cSKalle Valo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 11*05491d2cSKalle Valo * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12*05491d2cSKalle Valo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 13*05491d2cSKalle Valo * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 14*05491d2cSKalle Valo * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15*05491d2cSKalle Valo */ 16*05491d2cSKalle Valo 17*05491d2cSKalle Valo #ifndef _BRCM_AMPDU_H_ 18*05491d2cSKalle Valo #define _BRCM_AMPDU_H_ 19*05491d2cSKalle Valo 20*05491d2cSKalle Valo /* 21*05491d2cSKalle Valo * Data structure representing an in-progress session for accumulating 22*05491d2cSKalle Valo * frames for AMPDU. 23*05491d2cSKalle Valo * 24*05491d2cSKalle Valo * wlc: pointer to common driver data 25*05491d2cSKalle Valo * skb_list: queue of skb's for AMPDU 26*05491d2cSKalle Valo * max_ampdu_len: maximum length for this AMPDU 27*05491d2cSKalle Valo * max_ampdu_frames: maximum number of frames for this AMPDU 28*05491d2cSKalle Valo * ampdu_len: total number of bytes accumulated for this AMPDU 29*05491d2cSKalle Valo * dma_len: DMA length of this AMPDU 30*05491d2cSKalle Valo */ 31*05491d2cSKalle Valo struct brcms_ampdu_session { 32*05491d2cSKalle Valo struct brcms_c_info *wlc; 33*05491d2cSKalle Valo struct sk_buff_head skb_list; 34*05491d2cSKalle Valo unsigned max_ampdu_len; 35*05491d2cSKalle Valo u16 max_ampdu_frames; 36*05491d2cSKalle Valo u16 ampdu_len; 37*05491d2cSKalle Valo u16 dma_len; 38*05491d2cSKalle Valo }; 39*05491d2cSKalle Valo 40*05491d2cSKalle Valo void brcms_c_ampdu_reset_session(struct brcms_ampdu_session *session, 41*05491d2cSKalle Valo struct brcms_c_info *wlc); 42*05491d2cSKalle Valo int brcms_c_ampdu_add_frame(struct brcms_ampdu_session *session, 43*05491d2cSKalle Valo struct sk_buff *p); 44*05491d2cSKalle Valo void brcms_c_ampdu_finalize(struct brcms_ampdu_session *session); 45*05491d2cSKalle Valo 46*05491d2cSKalle Valo struct ampdu_info *brcms_c_ampdu_attach(struct brcms_c_info *wlc); 47*05491d2cSKalle Valo void brcms_c_ampdu_detach(struct ampdu_info *ampdu); 48*05491d2cSKalle Valo void brcms_c_ampdu_dotxstatus(struct ampdu_info *ampdu, struct scb *scb, 49*05491d2cSKalle Valo struct sk_buff *p, struct tx_status *txs); 50*05491d2cSKalle Valo void brcms_c_ampdu_macaddr_upd(struct brcms_c_info *wlc); 51*05491d2cSKalle Valo void brcms_c_ampdu_shm_upd(struct ampdu_info *ampdu); 52*05491d2cSKalle Valo 53*05491d2cSKalle Valo #endif /* _BRCM_AMPDU_H_ */ 54