203 lines
4.5 KiB
C
203 lines
4.5 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2007 - 2017 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*****************************************************************************/
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#include "mp_precomp.h"
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#include "phydm_precomp.h"
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#if (defined(CONFIG_BB_TXBF_API))
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#if (RTL8822B_SUPPORT == 1)
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/*Add by YuChen for 8822B MU-MIMO API*/
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/*this function is only used for BFer*/
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u8
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phydm_get_ndpa_rate(
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void *dm_void
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)
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{
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struct dm_struct *dm = (struct dm_struct *)dm_void;
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u8 ndpa_rate = ODM_RATE6M;
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if (dm->rssi_min >= 30) /*link RSSI > 30%*/
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ndpa_rate = ODM_RATE24M;
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else if (dm->rssi_min <= 25)
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ndpa_rate = ODM_RATE6M;
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PHYDM_DBG(dm, DBG_TXBF, "[%s] ndpa_rate = 0x%x\n", __func__, ndpa_rate);
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return ndpa_rate;
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}
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/*this function is only used for BFer*/
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u8
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phydm_get_beamforming_sounding_info(
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void *dm_void,
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u16 *troughput,
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u8 total_bfee_num,
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u8 *tx_rate
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)
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{
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u8 idx = 0;
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u8 soundingdecision = 0xff;
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struct dm_struct *dm = (struct dm_struct *)dm_void;
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for (idx = 0; idx < total_bfee_num; idx++) {
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if (dm->support_ic_type & (ODM_RTL8814A)) {
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if (((tx_rate[idx] >= ODM_RATEVHTSS3MCS7) && (tx_rate[idx] <= ODM_RATEVHTSS3MCS9)))
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soundingdecision = soundingdecision & ~(1 << idx);
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} else if (dm->support_ic_type & (ODM_RTL8822B | ODM_RTL8822C | ODM_RTL8812)) {
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if (((tx_rate[idx] >= ODM_RATEVHTSS2MCS7) && (tx_rate[idx] <= ODM_RATEVHTSS2MCS9)))
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soundingdecision = soundingdecision & ~(1 << idx);
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} else if (dm->support_ic_type & (ODM_RTL8814B)) {
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if (((tx_rate[idx] >= ODM_RATEVHTSS4MCS7) && (tx_rate[idx] <= ODM_RATEVHTSS4MCS9)))
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soundingdecision = soundingdecision & ~(1 << idx);
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}
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}
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for (idx = 0; idx < total_bfee_num; idx++) {
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if (troughput[idx] <= 10)
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soundingdecision = soundingdecision & ~(1 << idx);
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}
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PHYDM_DBG(dm, DBG_TXBF, "[%s] soundingdecision = 0x%x\n", __func__, soundingdecision);
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return soundingdecision;
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}
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/*this function is only used for BFer*/
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u8
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phydm_get_mu_bfee_snding_decision(
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void *dm_void,
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u16 throughput
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)
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{
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u8 snding_score = 0;
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struct dm_struct *dm = (struct dm_struct *)dm_void;
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/*throughput unit is Mbps*/
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if (throughput >= 500)
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snding_score = 100;
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else if (throughput >= 450)
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snding_score = 90;
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else if (throughput >= 400)
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snding_score = 80;
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else if (throughput >= 350)
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snding_score = 70;
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else if (throughput >= 300)
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snding_score = 60;
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else if (throughput >= 250)
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snding_score = 50;
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else if (throughput >= 200)
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snding_score = 40;
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else if (throughput >= 150)
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snding_score = 30;
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else if (throughput >= 100)
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snding_score = 20;
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else if (throughput >= 50)
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snding_score = 10;
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else
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snding_score = 0;
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PHYDM_DBG(dm, DBG_TXBF, "[%s] snding_score = 0x%x\n", __func__, snding_score);
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return snding_score;
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}
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#endif
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#if (DM_ODM_SUPPORT_TYPE != ODM_AP)
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u8
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beamforming_get_htndp_tx_rate(
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void *dm_void,
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u8 comp_steering_num_of_bfer
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)
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{
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struct dm_struct *dm = (struct dm_struct *)dm_void;
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u8 nr_index = 0;
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u8 ndp_tx_rate;
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/*Find nr*/
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#if (RTL8814A_SUPPORT == 1)
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if (dm->support_ic_type & ODM_RTL8814A)
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nr_index = tx_bf_nr(hal_txbf_8814a_get_ntx(dm), comp_steering_num_of_bfer);
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else
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#endif
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nr_index = tx_bf_nr(1, comp_steering_num_of_bfer);
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switch (nr_index) {
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case 1:
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ndp_tx_rate = ODM_MGN_MCS8;
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break;
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case 2:
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ndp_tx_rate = ODM_MGN_MCS16;
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break;
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case 3:
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ndp_tx_rate = ODM_MGN_MCS24;
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break;
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default:
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ndp_tx_rate = ODM_MGN_MCS8;
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break;
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}
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return ndp_tx_rate;
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}
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u8
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beamforming_get_vht_ndp_tx_rate(
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void *dm_void,
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u8 comp_steering_num_of_bfer
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)
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{
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struct dm_struct *dm = (struct dm_struct *)dm_void;
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u8 nr_index = 0;
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u8 ndp_tx_rate;
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/*Find nr*/
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#if (RTL8814A_SUPPORT == 1)
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if (dm->support_ic_type & ODM_RTL8814A)
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nr_index = tx_bf_nr(hal_txbf_8814a_get_ntx(dm), comp_steering_num_of_bfer);
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else
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#endif
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nr_index = tx_bf_nr(1, comp_steering_num_of_bfer);
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switch (nr_index) {
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case 1:
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ndp_tx_rate = ODM_MGN_VHT2SS_MCS0;
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break;
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case 2:
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ndp_tx_rate = ODM_MGN_VHT3SS_MCS0;
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break;
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case 3:
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ndp_tx_rate = ODM_MGN_VHT4SS_MCS0;
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break;
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default:
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ndp_tx_rate = ODM_MGN_VHT2SS_MCS0;
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break;
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}
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return ndp_tx_rate;
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}
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#endif
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#endif
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