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https://github.com/lwfinger/rtl8188eu.git
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179 lines
3.6 KiB
C
179 lines
3.6 KiB
C
#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 *p_dm_void
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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u8 ndpa_rate = ODM_RATE6M;
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if (p_dm_odm->rssi_min >= 30) /*link RSSI > 30%*/
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ndpa_rate = ODM_RATE24M;
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else if (p_dm_odm->rssi_min <= 25)
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ndpa_rate = ODM_RATE6M;
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ODM_RT_TRACE(p_dm_odm, PHYDM_COMP_TXBF, ODM_DBG_TRACE, ("[%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 *p_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 PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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for (idx = 0; idx < total_bfee_num; idx++) {
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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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}
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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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ODM_RT_TRACE(p_dm_odm, PHYDM_COMP_TXBF, ODM_DBG_TRACE, ("[%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 *p_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 PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_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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ODM_RT_TRACE(p_dm_odm, PHYDM_COMP_TXBF, ODM_DBG_TRACE, ("[%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 *p_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 PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_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 (p_dm_odm->support_ic_type & ODM_RTL8814A)
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nr_index = tx_bf_nr(hal_txbf_8814a_get_ntx(p_dm_odm), 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 *p_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 PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_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 (p_dm_odm->support_ic_type & ODM_RTL8814A)
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nr_index = tx_bf_nr(hal_txbf_8814a_get_ntx(p_dm_odm), 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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