FreeBSD/Linux Kernel Cross Reference
sys/contrib/dev/iwlwifi/mvm/rs.c

     /*-
      * Copyright (c) 2020-2021 The FreeBSD Foundation
      *
      * This software was developed by Björn Zeeb under sponsorship from
      * the FreeBSD Foundation.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    /*
     * XXX-BZ:
     * This file is left as a wrapper to make mvm compile and we will only
     * deal with it on a need basis.  Most newer chipsets do this in firmware.
     */
    
    #include <sys/errno.h>
    
    #include "mvm.h"
    
    #ifdef CONFIG_IWLWIFI_DEBUGFS
    void
    iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg)
    {
    
    }
    
    void
    iwl_mvm_reset_frame_stats(struct iwl_mvm *mvm)
    {
    
    }
    #endif
    
    int
    iwl_mvm_rate_control_register(void)
    {
    
            return (0);
    }
    
    int
    iwl_mvm_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *sta, bool enable)
    {
    
            return (0);
    }
    
    void
    iwl_mvm_rate_control_unregister(void)
    {
    }
    
    void
    iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
        enum nl80211_band band, bool t)
    {
    }
    
    void
    iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int tid,
        struct ieee80211_tx_info *ba_info, bool t)
    {
    }
    
    void
    rs_update_last_rssi(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta,
        struct ieee80211_rx_status *rx_status)
    {
    
            /*
             * Assumption based on mvm/sta.h is that this should update
             * mvmsta->lq_sta.rs_drv but so far we only saw a iwl_lq_cmd (lq)
             * access in that struct so nowhere to put rssi information.
             * So the only thing would be if this is required internally
             * to functions in this file.
             */
    }
    
   int
   rs_pretty_print_rate_v1(char *buf, int bufsz, const u32 rate)
   {
   
           return (0);
   }

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