502 lines
11 KiB
C
502 lines
11 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2007 - 2019 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 <drv_types.h>
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#include <hal_data.h>
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#ifdef CONFIG_RTW_80211K
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#include "rtw_rm_fsm.h"
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#include "rtw_rm_util.h"
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/* 802.11-2012 Table E-1 Operationg classes in United States */
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static RT_OPERATING_CLASS RTW_OP_CLASS_US[] = {
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/* 0, OP_CLASS_NULL */ { 0, 0, {}},
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/* 1, OP_CLASS_1 */ {115, 4, {36, 40, 44, 48}},
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/* 2, OP_CLASS_2 */ {118, 4, {52, 56, 60, 64}},
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/* 3, OP_CLASS_3 */ {124, 4, {149, 153, 157, 161}},
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/* 4, OP_CLASS_4 */ {121, 11, {100, 104, 108, 112, 116, 120, 124,
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128, 132, 136, 140}},
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/* 5, OP_CLASS_5 */ {125, 5, {149, 153, 157, 161, 165}},
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/* 6, OP_CLASS_12 */ { 81, 11, {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}}
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};
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u8 rm_get_ch_set(
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struct rtw_ieee80211_channel *pch_set, u8 op_class, u8 ch_num)
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{
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int i,j,sz;
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u8 ch_amount = 0;
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sz = sizeof(RTW_OP_CLASS_US)/sizeof(struct _RT_OPERATING_CLASS);
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if (ch_num != 0) {
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pch_set[0].hw_value = ch_num;
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ch_amount = 1;
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RTW_INFO("RM: meas_ch->hw_value = %u\n", pch_set->hw_value);
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goto done;
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}
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for (i = 0; i < sz; i++) {
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if (RTW_OP_CLASS_US[i].global_op_class == op_class) {
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for (j = 0; j < RTW_OP_CLASS_US[i].Len; j++) {
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pch_set[j].hw_value =
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RTW_OP_CLASS_US[i].Channel[j];
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RTW_INFO("RM: meas_ch[%d].hw_value = %u\n",
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j, pch_set[j].hw_value);
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}
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ch_amount = RTW_OP_CLASS_US[i].Len;
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break;
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}
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}
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done:
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return ch_amount;
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}
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u8 rm_get_ch_set_from_bcn_req_opt(
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struct rtw_ieee80211_channel *pch_set, struct bcn_req_opt *opt)
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{
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int i,j,k,sz;
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struct _RT_OPERATING_CLASS *ap_ch_rpt;
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u8 ch_amount = 0;
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k = 0;
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for (i = 0; i < opt->ap_ch_rpt_num; i++) {
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if (opt->ap_ch_rpt[i] == NULL)
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break;
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ap_ch_rpt = opt->ap_ch_rpt[i];
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for (j = 0; j < ap_ch_rpt->Len; j++) {
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pch_set[k].hw_value =
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ap_ch_rpt->Channel[j];
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RTW_INFO("RM: meas_ch[%d].hw_value = %u\n",
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j, pch_set[k].hw_value);
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k++;
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}
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}
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return k;
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}
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u8 rm_get_oper_class_via_ch(u8 ch)
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{
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int i,j,sz;
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sz = sizeof(RTW_OP_CLASS_US)/sizeof(struct _RT_OPERATING_CLASS);
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for (i = 0; i < sz; i++) {
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for (j = 0; j < RTW_OP_CLASS_US[i].Len; j++) {
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if ( ch == RTW_OP_CLASS_US[i].Channel[j]) {
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RTW_INFO("RM: ch %u in oper_calss %u\n",
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ch, RTW_OP_CLASS_US[i].global_op_class);
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return RTW_OP_CLASS_US[i].global_op_class;
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break;
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}
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}
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}
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return 0;
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}
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int is_wildcard_bssid(u8 *bssid)
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{
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int i;
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u8 val8 = 0xff;
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for (i=0;i<6;i++)
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val8 &= bssid[i];
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if (val8 == 0xff)
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return _SUCCESS;
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return _FALSE;
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}
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u8 translate_dbm_to_rcpi(s8 SignalPower)
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{
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/* RCPI = Int{(Power in dBm + 110)*2} for 0dBm > Power > -110dBm
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* 0 : power <= -110.0 dBm
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* 1 : power = -109.5 dBm
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* 2 : power = -109.0 dBm
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*/
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return (SignalPower + 110)*2;
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}
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u8 translate_percentage_to_rcpi(u32 SignalStrengthIndex)
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{
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/* Translate to dBm (x=y-100) */
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return translate_dbm_to_rcpi(SignalStrengthIndex - 100);
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}
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u8 rm_get_bcn_rcpi(struct rm_obj *prm, struct wlan_network *pnetwork)
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{
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return translate_percentage_to_rcpi(
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pnetwork->network.PhyInfo.SignalStrength);
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}
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u8 rm_get_frame_rsni(struct rm_obj *prm, union recv_frame *pframe)
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{
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int i;
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u8 val8, snr, rx_num;
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struct hal_spec_t *hal_spec = GET_HAL_SPEC(prm->psta->padapter);
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if (IS_CCK_RATE((hw_rate_to_m_rate(pframe->u.hdr.attrib.data_rate))))
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val8 = 255;
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else {
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snr = rx_num = 0;
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for (i = 0; i < hal_spec->rf_reg_path_num; i++) {
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if (GET_HAL_RX_PATH_BMP(prm->psta->padapter) & BIT(i)) {
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snr += pframe->u.hdr.attrib.phy_info.rx_snr[i];
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rx_num++;
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}
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}
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snr = snr / rx_num;
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val8 = (u8)(snr + 10)*2;
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}
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return val8;
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}
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u8 rm_get_bcn_rsni(struct rm_obj *prm, struct wlan_network *pnetwork)
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{
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int i;
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u8 val8, snr, rx_num;
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struct hal_spec_t *hal_spec = GET_HAL_SPEC(prm->psta->padapter);
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if (pnetwork->network.PhyInfo.is_cck_rate) {
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/* current HW doesn't have CCK RSNI */
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/* 255 indicates RSNI is unavailable */
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val8 = 255;
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} else {
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snr = rx_num = 0;
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for (i = 0; i < hal_spec->rf_reg_path_num; i++) {
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if (GET_HAL_RX_PATH_BMP(prm->psta->padapter) & BIT(i)) {
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snr += pnetwork->network.PhyInfo.rx_snr[i];
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rx_num++;
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}
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}
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snr = snr / rx_num;
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val8 = (u8)(snr + 10)*2;
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}
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return val8;
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}
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/* output: pwr (unit dBm) */
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int rm_get_tx_power(PADAPTER adapter, enum rf_path path, enum MGN_RATE rate, s8 *pwr)
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{
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struct hal_spec_t *hal_spec = GET_HAL_SPEC(adapter);
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HAL_DATA_TYPE *hal_data = GET_HAL_DATA(adapter);
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int tx_num, band, bw, ch, n, rs;
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u8 base;
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s8 limt_offset = 127; /* max value of s8 */
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s8 rate_offset;
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s8 powr_offset;
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int rate_pos;
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band = hal_data->current_band_type;
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bw = hal_data->current_channel_bw;
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ch = hal_data->current_channel;
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if (!HAL_SPEC_CHK_RF_PATH(hal_spec, band, path))
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return -1;
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if (HAL_IsLegalChannel(adapter, ch) == _FALSE) {
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RTW_INFO("Illegal channel!!\n");
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return -2;
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}
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*pwr = phy_get_tx_power_final_absolute_value(adapter, path, rate, bw, ch);
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return 0;
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}
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int rm_get_rx_sensitivity(PADAPTER adapter, enum channel_width bw, enum MGN_RATE rate, s8 *pwr)
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{
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s8 rx_sensitivity = -110;
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switch(rate) {
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case MGN_1M:
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rx_sensitivity= -101;
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break;
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case MGN_2M:
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rx_sensitivity= -98;
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break;
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case MGN_5_5M:
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rx_sensitivity= -92;
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break;
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case MGN_11M:
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rx_sensitivity= -89;
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break;
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case MGN_6M:
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case MGN_9M:
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case MGN_12M:
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rx_sensitivity = -92;
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break;
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case MGN_18M:
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rx_sensitivity = -90;
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break;
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case MGN_24M:
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rx_sensitivity = -88;
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break;
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case MGN_36M:
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rx_sensitivity = -84;
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break;
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case MGN_48M:
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rx_sensitivity = -79;
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break;
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case MGN_54M:
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rx_sensitivity = -78;
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break;
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case MGN_MCS0:
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case MGN_MCS8:
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case MGN_MCS16:
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case MGN_MCS24:
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case MGN_VHT1SS_MCS0:
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case MGN_VHT2SS_MCS0:
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case MGN_VHT3SS_MCS0:
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case MGN_VHT4SS_MCS0:
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/* BW20 BPSK 1/2 */
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rx_sensitivity = -82;
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break;
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case MGN_MCS1:
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case MGN_MCS9:
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case MGN_MCS17:
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case MGN_MCS25:
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case MGN_VHT1SS_MCS1:
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case MGN_VHT2SS_MCS1:
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case MGN_VHT3SS_MCS1:
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case MGN_VHT4SS_MCS1:
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/* BW20 QPSK 1/2 */
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rx_sensitivity = -79;
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break;
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case MGN_MCS2:
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case MGN_MCS10:
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case MGN_MCS18:
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case MGN_MCS26:
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case MGN_VHT1SS_MCS2:
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case MGN_VHT2SS_MCS2:
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case MGN_VHT3SS_MCS2:
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case MGN_VHT4SS_MCS2:
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/* BW20 QPSK 3/4 */
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rx_sensitivity = -77;
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break;
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case MGN_MCS3:
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case MGN_MCS11:
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case MGN_MCS19:
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case MGN_MCS27:
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case MGN_VHT1SS_MCS3:
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case MGN_VHT2SS_MCS3:
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case MGN_VHT3SS_MCS3:
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case MGN_VHT4SS_MCS3:
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/* BW20 16-QAM 1/2 */
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rx_sensitivity = -74;
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break;
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case MGN_MCS4:
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case MGN_MCS12:
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case MGN_MCS20:
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case MGN_MCS28:
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case MGN_VHT1SS_MCS4:
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case MGN_VHT2SS_MCS4:
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case MGN_VHT3SS_MCS4:
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case MGN_VHT4SS_MCS4:
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/* BW20 16-QAM 3/4 */
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rx_sensitivity = -70;
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break;
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case MGN_MCS5:
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case MGN_MCS13:
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case MGN_MCS21:
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case MGN_MCS29:
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case MGN_VHT1SS_MCS5:
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case MGN_VHT2SS_MCS5:
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case MGN_VHT3SS_MCS5:
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case MGN_VHT4SS_MCS5:
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/* BW20 64-QAM 2/3 */
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rx_sensitivity = -66;
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break;
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case MGN_MCS6:
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case MGN_MCS14:
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case MGN_MCS22:
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case MGN_MCS30:
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case MGN_VHT1SS_MCS6:
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case MGN_VHT2SS_MCS6:
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case MGN_VHT3SS_MCS6:
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case MGN_VHT4SS_MCS6:
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/* BW20 64-QAM 3/4 */
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rx_sensitivity = -65;
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break;
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case MGN_MCS7:
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case MGN_MCS15:
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case MGN_MCS23:
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case MGN_MCS31:
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case MGN_VHT1SS_MCS7:
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case MGN_VHT2SS_MCS7:
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case MGN_VHT3SS_MCS7:
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case MGN_VHT4SS_MCS7:
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/* BW20 64-QAM 5/6 */
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rx_sensitivity = -64;
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break;
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case MGN_VHT1SS_MCS8:
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case MGN_VHT2SS_MCS8:
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case MGN_VHT3SS_MCS8:
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case MGN_VHT4SS_MCS8:
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/* BW20 256-QAM 3/4 */
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rx_sensitivity = -59;
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break;
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case MGN_VHT1SS_MCS9:
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case MGN_VHT2SS_MCS9:
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case MGN_VHT3SS_MCS9:
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case MGN_VHT4SS_MCS9:
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/* BW20 256-QAM 5/6 */
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rx_sensitivity = -57;
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break;
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default:
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return -1;
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break;
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}
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switch(bw) {
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case CHANNEL_WIDTH_20:
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break;
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case CHANNEL_WIDTH_40:
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rx_sensitivity -= 3;
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break;
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case CHANNEL_WIDTH_80:
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rx_sensitivity -= 6;
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break;
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case CHANNEL_WIDTH_160:
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rx_sensitivity -= 9;
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break;
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case CHANNEL_WIDTH_5:
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case CHANNEL_WIDTH_10:
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case CHANNEL_WIDTH_80_80:
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default:
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return -1;
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break;
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}
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*pwr = rx_sensitivity;
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return 0;
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}
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/* output: path_a max tx power in dBm */
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int rm_get_path_a_max_tx_power(_adapter *adapter, s8 *path_a)
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{
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struct hal_spec_t *hal_spec = GET_HAL_SPEC(adapter);
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HAL_DATA_TYPE *hal_data = GET_HAL_DATA(adapter);
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int path, tx_num, band, bw, ch, n, rs;
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u8 rate_num;
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s8 max_pwr[RF_PATH_MAX], pwr;
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band = hal_data->current_band_type;
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bw = hal_data->current_channel_bw;
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ch = hal_data->current_channel;
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for (path = 0; path < RF_PATH_MAX; path++) {
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if (!HAL_SPEC_CHK_RF_PATH(hal_spec, band, path))
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break;
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max_pwr[path] = -127; /* min value of s8 */
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#if (RM_MORE_DBG_MSG)
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RTW_INFO("RM: [%s][%c]\n", band_str(band), rf_path_char(path));
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#endif
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for (rs = 0; rs < RATE_SECTION_NUM; rs++) {
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tx_num = rate_section_to_tx_num(rs);
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if (tx_num >= hal_spec->tx_nss_num)
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continue;
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if (band == BAND_ON_5G && IS_CCK_RATE_SECTION(rs))
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continue;
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if (IS_VHT_RATE_SECTION(rs) && !IS_HARDWARE_TYPE_JAGUAR_ALL(adapter))
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continue;
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rate_num = rate_section_rate_num(rs);
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/* get power by rate in db */
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for (n = rate_num - 1; n >= 0; n--) {
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pwr = phy_get_tx_power_final_absolute_value(adapter, path, rates_by_sections[rs].rates[n], bw, ch);
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max_pwr[path] = MAX(max_pwr[path], pwr);
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#if (RM_MORE_DBG_MSG)
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RTW_INFO("RM: %9s = %2d\n",
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MGN_RATE_STR(rates_by_sections[rs].rates[n]), pwr);
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#endif
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}
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}
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}
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#if (RM_MORE_DBG_MSG)
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RTW_INFO("RM: path_a max_pwr=%ddBm\n", max_pwr[0]);
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#endif
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*path_a = max_pwr[0];
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return 0;
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}
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u8 rm_gen_dialog_token(_adapter *padapter)
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{
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struct rm_priv *prmpriv = &(padapter->rmpriv);
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struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
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struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
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do {
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pmlmeinfo->dialogToken++;
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} while (pmlmeinfo->dialogToken == 0);
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return pmlmeinfo->dialogToken;
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}
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u8 rm_gen_meas_token(_adapter *padapter)
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{
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struct rm_priv *prmpriv = &(padapter->rmpriv);
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do {
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prmpriv->meas_token++;
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} while (prmpriv->meas_token == 0);
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return prmpriv->meas_token;
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}
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u32 rm_gen_rmid(_adapter *padapter, struct rm_obj *prm, u8 role)
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{
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u32 rmid;
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if (prm->psta == NULL)
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goto err;
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if (prm->q.diag_token == 0)
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goto err;
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rmid = prm->psta->cmn.aid << 16
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| prm->q.diag_token << 8
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| role;
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return rmid;
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err:
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RTW_ERR("RM: unable to gen rmid\n");
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return 0;
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}
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#endif /* CONFIG_RTW_80211K */
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