1 /* 2 * Copyright (c) 2015 South Silicon Valley Microelectronics Inc. 3 * Copyright (c) 2015 iComm Corporation 4 * 5 * This program is free software: you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation, either version 3 of the License, or 8 * (at your option) any later version. 9 * This program is distributed in the hope that it will be useful, but 10 * WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 12 * See the GNU General Public License for more details. 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 17 #ifndef _SSV_RC_H_ 18 #define _SSV_RC_H_ 19 #include "ssv_rc_common.h" 20 #define RC_PID_REPORT_INTERVAL 40 21 #define RC_PID_INTERVAL 125 22 #define RC_PID_DO_ARITH_RIGHT_SHIFT(x,y) \ 23 ((x) < 0 ? -((-(x)) >> (y)) : (x) >> (y)) 24 #define RC_PID_NORM_OFFSET 3 25 #define RC_PID_SMOOTHING_SHIFT 1 26 #define RC_PID_SMOOTHING (1 << RC_PID_SMOOTHING_SHIFT) 27 #define RC_PID_COEFF_P 15 28 #define RC_PID_COEFF_I 15 29 #define RC_PID_COEFF_D 5 30 #define MAXPROBES 3 31 #define SSV_DRATE_IDX (2) 32 #define SSV_CRATE_IDX (3) 33 struct ssv_softc; 34 struct ssv_rc_rate *ssv6xxx_rc_get_rate(int rc_index); 35 void ssv6xxx_rc_hw_rate_idx(struct ssv_softc *sc, 36 struct ieee80211_tx_info *info, struct ssv_rate_info *sr); 37 #ifdef RATE_CONTROL_REALTIME_UPDATA 38 u8 ssv6xxx_rc_hw_rate_update_check(struct sk_buff *skb, struct ssv_softc *sc, u32 do_rts_cts); 39 #endif 40 void ssv6xxx_rc_mac8011_rate_idx(struct ssv_softc *sc, int hw_rate_idx, 41 struct ieee80211_rx_status *rxs); 42 void ssv6xxx_rc_hw_reset(struct ssv_softc *sc, int rc_idx, int hwidx); 43 void ssv6xxx_rc_update_basic_rate(struct ssv_softc *sc, u32 basic_rates); 44 int ssv6xxx_rate_control_register(void); 45 void ssv6xxx_rate_control_unregister(void); 46 void ssv6xxx_rc_rx_data_handler(struct ieee80211_hw *hw, struct sk_buff *skb, u32 rate_index); 47 int pide_frame_duration(size_t len, int rate, int short_preamble, int flags); 48 #endif 49