8821cu-20210916/hal/phydm/phydm_pow_train.c

172 lines
5.0 KiB
C

/******************************************************************************
*
* Copyright(c) 2007 - 2017 Realtek Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* The full GNU General Public License is included in this distribution in the
* file called LICENSE.
*
* Contact Information:
* wlanfae <wlanfae@realtek.com>
* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
* Hsinchu 300, Taiwan.
*
* Larry Finger <Larry.Finger@lwfinger.net>
*
*****************************************************************************/
/*************************************************************
* include files
************************************************************/
#include "mp_precomp.h"
#include "phydm_precomp.h"
#ifdef PHYDM_POWER_TRAINING_SUPPORT
void phydm_reset_pt_para(void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_pow_train_stuc *pt_t = &dm->pow_train_table;
pt_t->pow_train_score = 0;
}
void phydm_update_power_training_state(void *dm_void)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_pow_train_stuc *pt_t = &dm->pow_train_table;
struct phydm_fa_struct *fa_cnt = &dm->false_alm_cnt;
struct ccx_info *ccx = &dm->dm_ccx_info;
u32 pt_score_tmp = ENABLE_PT_SCORE;
u32 crc_ok_cnt = 0;
u32 cca_cnt = 0;
/*@is_disable_power_training is the key to H2C to disable/enable PT*/
/*@if is_disable_power_training == 1, it will use largest power*/
if (!(dm->support_ability & ODM_BB_PWR_TRAIN) || !dm->is_linked) {
dm->is_disable_power_training = true;
phydm_reset_pt_para(dm);
return;
}
PHYDM_DBG(dm, DBG_PWR_TRAIN, "%s ======>\n", __func__);
if (pt_t->pt_state == DISABLE_POW_TRAIN) {
dm->is_disable_power_training = true;
phydm_reset_pt_para(dm);
PHYDM_DBG(dm, DBG_PWR_TRAIN, "Disable PT\n");
return;
} else if (pt_t->pt_state == ENABLE_POW_TRAIN) {
dm->is_disable_power_training = false;
phydm_reset_pt_para(dm);
PHYDM_DBG(dm, DBG_PWR_TRAIN, "Enable PT\n");
return;
} else if (pt_t->pt_state == DYNAMIC_POW_TRAIN) {
PHYDM_DBG(dm, DBG_PWR_TRAIN, "Dynamic PT\n");
/* @Compute score */
crc_ok_cnt = dm->phy_dbg_info.num_qry_phy_status_ofdm +
dm->phy_dbg_info.num_qry_phy_status_cck;
cca_cnt = fa_cnt->cnt_cca_all;
#if 0
if (crc_ok_cnt > cca_cnt) { /*invalid situation*/
pt_score_tmp = KEEP_PRE_PT_SCORE;
return;
} else if ((crc_ok_cnt + (crc_ok_cnt >> 1)) <= cca_cnt) {
/* @???crc_ok <= (2/3)*cca */
pt_score_tmp = DISABLE_PT_SCORE;
dm->is_disable_power_training = true;
} else if ((crc_ok_cnt + (crc_ok_cnt >> 2)) <= cca_cnt) {
/* @???crc_ok <= (4/5)*cca */
pt_score_tmp = KEEP_PRE_PT_SCORE;
} else {
/* @???crc_ok > (4/5)*cca */
pt_score_tmp = ENABLE_PT_SCORE;
dm->is_disable_power_training = false;
}
#endif
if (ccx->nhm_ratio > 10) {
pt_score_tmp = DISABLE_PT_SCORE;
dm->is_disable_power_training = true;
} else if (ccx->nhm_ratio < 5) {
pt_score_tmp = ENABLE_PT_SCORE;
dm->is_disable_power_training = false;
} else {
pt_score_tmp = KEEP_PRE_PT_SCORE;
}
PHYDM_DBG(dm, DBG_PWR_TRAIN,
"pkt_cnt{ofdm,cck,all} = {%d, %d, %d}, cnt_cca_all=%d\n",
dm->phy_dbg_info.num_qry_phy_status_ofdm,
dm->phy_dbg_info.num_qry_phy_status_cck,
crc_ok_cnt, cca_cnt);
PHYDM_DBG(dm, DBG_PWR_TRAIN, "pt_score_tmp=%d\n", pt_score_tmp);
/* smoothing */
pt_t->pow_train_score = (pt_score_tmp << 4) +
(pt_t->pow_train_score >> 1) +
(pt_t->pow_train_score >> 2);
pt_score_tmp = (pt_t->pow_train_score + 32) >> 6;
PHYDM_DBG(dm, DBG_PWR_TRAIN,
"pow_train_score = %d, score after smoothing = %d, is_disable_PT = %d\n",
pt_t->pow_train_score, pt_score_tmp,
dm->is_disable_power_training);
} else {
PHYDM_DBG(dm, DBG_PWR_TRAIN, "[%s]warning\n", __func__);
}
}
void phydm_pow_train_debug(
void *dm_void,
char input[][16],
u32 *_used,
char *output,
u32 *_out_len)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct phydm_pow_train_stuc *pt_t = &dm->pow_train_table;
char help[] = "-h";
u32 var1[10] = {0};
u32 used = *_used;
u32 out_len = *_out_len;
u32 i;
if ((strcmp(input[1], help) == 0)) {
PDM_SNPF(out_len, used, output + used, out_len - used,
"{0: Auto PT, 1:enable, 2: disable}\n");
} else {
for (i = 0; i < 10; i++) {
if (input[i + 1])
PHYDM_SSCANF(input[i + 1], DCMD_HEX, &var1[i]);
}
if (var1[0] == 0)
pt_t->pt_state = DYNAMIC_POW_TRAIN;
else if (var1[0] == 1)
pt_t->pt_state = ENABLE_POW_TRAIN;
else if (var1[0] == 2)
pt_t->pt_state = DISABLE_POW_TRAIN;
PDM_SNPF(out_len, used, output + used, out_len - used,
"PT state = %d\n", pt_t->pt_state);
}
*_used = used;
*_out_len = out_len;
}
#endif