/****************************************************************************** * * Copyright(c) 2016 - 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. * *****************************************************************************/ /* ************************************************************ * Description: * * This file is for 8814A TXBF mechanism * * ************************************************************ */ #include "mp_precomp.h" #include "../phydm_precomp.h" #ifdef PHYDM_BEAMFORMING_SUPPORT #if (RTL8814A_SUPPORT == 1) boolean phydm_beamforming_set_iqgen_8814A(void *dm_void) { struct dm_struct *dm = (struct dm_struct *)dm_void; u8 i = 0; u16 counter = 0; u32 rf_mode[4]; for (i = RF_PATH_A; i < MAX_RF_PATH; i++) odm_set_rf_reg(dm, i, RF_WE_LUT, 0x80000, 0x1); /*RF mode table write enable*/ while (1) { counter++; for (i = RF_PATH_A; i < MAX_RF_PATH; i++) odm_set_rf_reg(dm, i, RF_RCK_OS, 0xfffff, 0x18000); /*Select Rx mode*/ ODM_delay_us(2); for (i = RF_PATH_A; i < MAX_RF_PATH; i++) rf_mode[i] = odm_get_rf_reg(dm, i, RF_RCK_OS, 0xfffff); if (rf_mode[0] == 0x18000 && rf_mode[1] == 0x18000 && rf_mode[2] == 0x18000 && rf_mode[3] == 0x18000) break; else if (counter == 100) { PHYDM_DBG(dm, DBG_TXBF, "iqgen setting fail:8814A\n"); return false; } } for (i = RF_PATH_A; i < MAX_RF_PATH; i++) { odm_set_rf_reg(dm, i, RF_TXPA_G1, 0xfffff, 0xBE77F); /*Set Table data*/ odm_set_rf_reg(dm, i, RF_TXPA_G2, 0xfffff, 0x226BF); /*@Enable TXIQGEN in Rx mode*/ } odm_set_rf_reg(dm, RF_PATH_A, RF_TXPA_G2, 0xfffff, 0xE26BF); /*@Enable TXIQGEN in Rx mode*/ for (i = RF_PATH_A; i < MAX_RF_PATH; i++) odm_set_rf_reg(dm, i, RF_WE_LUT, 0x80000, 0x0); /*RF mode table write disable*/ return true; } void hal_txbf_8814a_set_ndpa_rate(void *dm_void, u8 BW, u8 rate) { struct dm_struct *dm = (struct dm_struct *)dm_void; odm_write_1byte(dm, REG_NDPA_OPT_CTRL_8814A, BW); odm_write_1byte(dm, REG_NDPA_RATE_8814A, (u8)rate); } void hal_txbf_8814a_get_tx_rate(void *dm_void) { struct dm_struct *dm = (struct dm_struct *)dm_void; struct _RT_BEAMFORMING_INFO *beam_info = &dm->beamforming_info; struct _RT_BEAMFORMEE_ENTRY *entry; struct ra_table *ra_tab = &dm->dm_ra_table; struct cmn_sta_info *sta = NULL; u8 data_rate = 0xFF; u8 macid = 0; entry = &(beam_info->beamformee_entry[beam_info->beamformee_cur_idx]); macid = (u8)entry->mac_id; sta = dm->phydm_sta_info[macid]; if (is_sta_active(sta)) { data_rate = (sta->ra_info.curr_tx_rate) & 0x7f; /*@Bit7 indicates SGI*/ beam_info->tx_bf_data_rate = data_rate; } PHYDM_DBG(dm, DBG_TXBF, "[%s] dm->tx_bf_data_rate = 0x%x\n", __func__, beam_info->tx_bf_data_rate); } void hal_txbf_8814a_reset_tx_path(void *dm_void, u8 idx) { struct dm_struct *dm = (struct dm_struct *)dm_void; #if DEV_BUS_TYPE == RT_USB_INTERFACE struct _RT_BEAMFORMING_INFO *beamforming_info = &dm->beamforming_info; struct _RT_BEAMFORMEE_ENTRY beamformee_entry; u8 nr_index = 0, tx_ss = 0; if (idx < BEAMFORMEE_ENTRY_NUM) beamformee_entry = beamforming_info->beamformee_entry[idx]; else return; if (beamforming_info->last_usb_hub != (*dm->hub_usb_mode)) { nr_index = tx_bf_nr(hal_txbf_8814a_get_ntx(dm), beamformee_entry.comp_steering_num_of_bfer); if (*dm->hub_usb_mode == 2) { if (dm->rf_type == RF_4T4R) tx_ss = 0xf; else if (dm->rf_type == RF_3T3R) tx_ss = 0xe; else tx_ss = 0x6; } else if (*dm->hub_usb_mode == 1) /*USB 2.0 always 2Tx*/ tx_ss = 0x6; else tx_ss = 0x6; if (tx_ss == 0xf) { odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKBYTE3 | MASKBYTE2HIGHNIBBLE, 0x93f); odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKDWORD, 0x93f93f0); } else if (tx_ss == 0xe) { odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKBYTE3 | MASKBYTE2HIGHNIBBLE, 0x93e); odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_2_8814A, MASKDWORD, 0x93e93e0); } else if (tx_ss == 0x6) { odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKBYTE3 | MASKBYTE2HIGHNIBBLE, 0x936); odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_2_8814A, MASKLWORD, 0x9360); } if (idx == 0) { switch (nr_index) { case 0: break; case 1: /*Nsts = 2 BC*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF0_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x9366); /*tx2path, BC*/ break; case 2: /*Nsts = 3 BCD*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF0_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x93e93ee); /*tx3path, BCD*/ break; default: /*nr>3, same as Case 3*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF0_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x93f93ff); /*tx4path, ABCD*/ break; } } else { switch (nr_index) { case 0: break; case 1: /*Nsts = 2 BC*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF1_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x9366); /*tx2path, BC*/ break; case 2: /*Nsts = 3 BCD*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF1_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x93e93ee); /*tx3path, BCD*/ break; default: /*nr>3, same as Case 3*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF1_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x93f93ff); /*tx4path, ABCD*/ break; } } beamforming_info->last_usb_hub = *dm->hub_usb_mode; } else return; #endif } u8 hal_txbf_8814a_get_ntx(void *dm_void) { struct dm_struct *dm = (struct dm_struct *)dm_void; u8 ntx = 0, tx_ss = 3; #if DEV_BUS_TYPE == RT_USB_INTERFACE tx_ss = *dm->hub_usb_mode; #endif if (tx_ss == 3 || tx_ss == 2) { if (dm->rf_type == RF_4T4R) ntx = 3; else if (dm->rf_type == RF_3T3R) ntx = 2; else ntx = 1; } else if (tx_ss == 1) /*USB 2.0 always 2Tx*/ ntx = 1; else ntx = 1; PHYDM_DBG(dm, DBG_TXBF, "[%s] ntx = %d\n", __func__, ntx); return ntx; } u8 hal_txbf_8814a_get_nrx(void *dm_void) { struct dm_struct *dm = (struct dm_struct *)dm_void; u8 nrx = 0; if (dm->rf_type == RF_4T4R) nrx = 3; else if (dm->rf_type == RF_3T3R) nrx = 2; else if (dm->rf_type == RF_2T2R) nrx = 1; else if (dm->rf_type == RF_2T3R) nrx = 2; else if (dm->rf_type == RF_2T4R) nrx = 3; else if (dm->rf_type == RF_1T1R) nrx = 0; else if (dm->rf_type == RF_1T2R) nrx = 1; else nrx = 0; PHYDM_DBG(dm, DBG_TXBF, "[%s] nrx = %d\n", __func__, nrx); return nrx; } void hal_txbf_8814a_rf_mode(void *dm_void, struct _RT_BEAMFORMING_INFO *beamforming_info, u8 idx) { struct dm_struct *dm = (struct dm_struct *)dm_void; u8 nr_index = 0; u8 tx_ss = 3; /*@default use 3 Tx*/ struct _RT_BEAMFORMEE_ENTRY beamformee_entry; if (idx < BEAMFORMEE_ENTRY_NUM) beamformee_entry = beamforming_info->beamformee_entry[idx]; else return; nr_index = tx_bf_nr(hal_txbf_8814a_get_ntx(dm), beamformee_entry.comp_steering_num_of_bfer); if (dm->rf_type == RF_1T1R) return; if (beamforming_info->beamformee_su_cnt > 0) { #if DEV_BUS_TYPE == RT_USB_INTERFACE beamforming_info->last_usb_hub = *dm->hub_usb_mode; tx_ss = *dm->hub_usb_mode; #endif if (tx_ss == 3 || tx_ss == 2) { if (dm->rf_type == RF_4T4R) tx_ss = 0xf; else if (dm->rf_type == RF_3T3R) tx_ss = 0xe; else tx_ss = 0x6; } else if (tx_ss == 1) /*USB 2.0 always 2Tx*/ tx_ss = 0x6; else tx_ss = 0x6; if (tx_ss == 0xf) { odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKBYTE3 | MASKBYTE2HIGHNIBBLE, 0x93f); odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKDWORD, 0x93f93f0); } else if (tx_ss == 0xe) { odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKBYTE3 | MASKBYTE2HIGHNIBBLE, 0x93e); odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_2_8814A, MASKDWORD, 0x93e93e0); } else if (tx_ss == 0x6) { odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKBYTE3 | MASKBYTE2HIGHNIBBLE, 0x936); odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_2_8814A, MASKLWORD, 0x9360); } /*@for 8814 19ac(idx 1), 19b4(idx 0), different Tx ant setting*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF1_8814A, BIT(28) | BIT29, 0x2); /*@enable BB TxBF ant mapping register*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF1_8814A, BIT30, 0x1); /*@if Nsts > Nc don't apply V matrix*/ if (idx == 0) { switch (nr_index) { case 0: break; case 1: /*Nsts = 2 BC*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF0_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x9366); /*tx2path, BC*/ break; case 2: /*Nsts = 3 BCD*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF0_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x93e93ee); /*tx3path, BCD*/ break; default: /*nr>3, same as Case 3*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF0_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x93f93ff); /*tx4path, ABCD*/ break; } } else { switch (nr_index) { case 0: break; case 1: /*Nsts = 2 BC*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF1_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x9366); /*tx2path, BC*/ break; case 2: /*Nsts = 3 BCD*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF1_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x93e93ee); /*tx3path, BCD*/ break; default: /*nr>3, same as Case 3*/ odm_set_bb_reg(dm, REG_BB_TXBF_ANT_SET_BF1_8814A, MASKBYTE3LOWNIBBLE | MASKL3BYTES, 0x93f93ff); /*tx4path, ABCD*/ break; } } } if (beamforming_info->beamformee_su_cnt == 0 && beamforming_info->beamformer_su_cnt == 0) { odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_1_8814A, MASKBYTE3 | MASKBYTE2HIGHNIBBLE, 0x932); /*set tx_path selection for 8814a BFer bug refine*/ odm_set_bb_reg(dm, REG_BB_TX_PATH_SEL_2_8814A, MASKDWORD, 0x93e9360); } } void hal_txbf_8814a_enter(void *dm_void, u8 bfer_bfee_idx) { struct dm_struct *dm = (struct dm_struct *)dm_void; u8 i = 0; u8 bfer_idx = (bfer_bfee_idx & 0xF0) >> 4; u8 bfee_idx = (bfer_bfee_idx & 0xF); struct _RT_BEAMFORMING_INFO *beamforming_info = &dm->beamforming_info; struct _RT_BEAMFORMEE_ENTRY beamformee_entry; struct _RT_BEAMFORMER_ENTRY beamformer_entry; u16 sta_id = 0, csi_param = 0; u8 nc_index = 0, nr_index = 0, grouping = 0, codebookinfo = 0, coefficientsize = 0; PHYDM_DBG(dm, DBG_TXBF, "[%s] bfer_idx=%d, bfee_idx=%d\n", __func__, bfer_idx, bfee_idx); odm_set_mac_reg(dm, REG_SND_PTCL_CTRL_8814A, MASKBYTE1 | MASKBYTE2, 0x0202); if (beamforming_info->beamformer_su_cnt > 0 && bfer_idx < BEAMFORMER_ENTRY_NUM) { beamformer_entry = beamforming_info->beamformer_entry[bfer_idx]; /*Sounding protocol control*/ odm_write_1byte(dm, REG_SND_PTCL_CTRL_8814A, 0xDB); /*@MAC address/Partial AID of Beamformer*/ if (bfer_idx == 0) { for (i = 0; i < 6; i++) odm_write_1byte(dm, (REG_ASSOCIATED_BFMER0_INFO_8814A + i), beamformer_entry.mac_addr[i]); } else { for (i = 0; i < 6; i++) odm_write_1byte(dm, (REG_ASSOCIATED_BFMER1_INFO_8814A + i), beamformer_entry.mac_addr[i]); } /*@CSI report parameters of Beamformer*/ nc_index = hal_txbf_8814a_get_nrx(dm); /*@for 8814A nrx = 3(4 ant), min=0(1 ant)*/ nr_index = beamformer_entry.num_of_sounding_dim; /*@0x718[7] = 1 use Nsts, 0x718[7] = 0 use reg setting. as Bfee, we use Nsts, so nr_index don't care*/ grouping = 0; /*@for ac = 1, for n = 3*/ if (beamformer_entry.beamform_entry_cap & BEAMFORMEE_CAP_VHT_SU) codebookinfo = 1; else if (beamformer_entry.beamform_entry_cap & BEAMFORMEE_CAP_HT_EXPLICIT) codebookinfo = 3; coefficientsize = 3; csi_param = (u16)((coefficientsize << 10) | (codebookinfo << 8) | (grouping << 6) | (nr_index << 3) | (nc_index)); if (bfer_idx == 0) odm_write_2byte(dm, REG_CSI_RPT_PARAM_BW20_8814A, csi_param); else odm_write_2byte(dm, REG_CSI_RPT_PARAM_BW20_8814A + 2, csi_param); /*ndp_rx_standby_timer, 8814 need > 0x56, suggest from Dvaid*/ odm_write_1byte(dm, REG_SND_PTCL_CTRL_8814A + 3, 0x40); } if (beamforming_info->beamformee_su_cnt > 0 && bfee_idx < BEAMFORMEE_ENTRY_NUM) { beamformee_entry = beamforming_info->beamformee_entry[bfee_idx]; hal_txbf_8814a_rf_mode(dm, beamforming_info, bfee_idx); if (phydm_acting_determine(dm, phydm_acting_as_ibss)) sta_id = beamformee_entry.mac_id; else sta_id = beamformee_entry.p_aid; /*P_AID of Beamformee & enable NDPA transmission & enable NDPA interrupt*/ if (bfee_idx == 0) { odm_write_2byte(dm, REG_TXBF_CTRL_8814A, sta_id); odm_write_1byte(dm, REG_TXBF_CTRL_8814A + 3, odm_read_1byte(dm, REG_TXBF_CTRL_8814A + 3) | BIT(4) | BIT(6) | BIT(7)); } else odm_write_2byte(dm, REG_TXBF_CTRL_8814A + 2, sta_id | BIT(14) | BIT(15) | BIT(12)); /*@CSI report parameters of Beamformee*/ if (bfee_idx == 0) { /*@Get BIT24 & BIT25*/ u8 tmp = odm_read_1byte(dm, REG_ASSOCIATED_BFMEE_SEL_8814A + 3) & 0x3; odm_write_1byte(dm, REG_ASSOCIATED_BFMEE_SEL_8814A + 3, tmp | 0x60); odm_write_2byte(dm, REG_ASSOCIATED_BFMEE_SEL_8814A, sta_id | BIT(9)); } else odm_write_2byte(dm, REG_ASSOCIATED_BFMEE_SEL_8814A + 2, sta_id | 0xE200); /*Set BIT25*/ phydm_beamforming_notify(dm); } } void hal_txbf_8814a_leave(void *dm_void, u8 idx) { struct dm_struct *dm = (struct dm_struct *)dm_void; struct _RT_BEAMFORMING_INFO *beamforming_info = &dm->beamforming_info; struct _RT_BEAMFORMER_ENTRY beamformer_entry; struct _RT_BEAMFORMEE_ENTRY beamformee_entry; if (idx < BEAMFORMER_ENTRY_NUM) { beamformer_entry = beamforming_info->beamformer_entry[idx]; beamformee_entry = beamforming_info->beamformee_entry[idx]; } else return; /*@Clear P_AID of Beamformee*/ /*@Clear MAC address of Beamformer*/ /*@Clear Associated Bfmee Sel*/ if (beamformer_entry.beamform_entry_cap == BEAMFORMING_CAP_NONE) { odm_write_1byte(dm, REG_SND_PTCL_CTRL_8814A, 0xD8); if (idx == 0) { odm_write_4byte(dm, REG_ASSOCIATED_BFMER0_INFO_8814A, 0); odm_write_2byte(dm, REG_ASSOCIATED_BFMER0_INFO_8814A + 4, 0); odm_write_2byte(dm, REG_CSI_RPT_PARAM_BW20_8814A, 0); } else { odm_write_4byte(dm, REG_ASSOCIATED_BFMER1_INFO_8814A, 0); odm_write_2byte(dm, REG_ASSOCIATED_BFMER1_INFO_8814A + 4, 0); odm_write_2byte(dm, REG_CSI_RPT_PARAM_BW20_8814A + 2, 0); } } if (beamformee_entry.beamform_entry_cap == BEAMFORMING_CAP_NONE) { hal_txbf_8814a_rf_mode(dm, beamforming_info, idx); if (idx == 0) { odm_write_2byte(dm, REG_TXBF_CTRL_8814A, 0x0); odm_write_1byte(dm, REG_TXBF_CTRL_8814A + 3, odm_read_1byte(dm, REG_TXBF_CTRL_8814A + 3) | BIT(4) | BIT(6) | BIT(7)); odm_write_2byte(dm, REG_ASSOCIATED_BFMEE_SEL_8814A, 0); } else { odm_write_2byte(dm, REG_TXBF_CTRL_8814A + 2, 0x0 | BIT(14) | BIT(15) | BIT(12)); odm_write_2byte(dm, REG_ASSOCIATED_BFMEE_SEL_8814A + 2, odm_read_2byte(dm, REG_ASSOCIATED_BFMEE_SEL_8814A + 2) & 0x60); } } } void hal_txbf_8814a_status(void *dm_void, u8 idx) { struct dm_struct *dm = (struct dm_struct *)dm_void; u16 beam_ctrl_val, tmp_val; u32 beam_ctrl_reg; struct _RT_BEAMFORMING_INFO *beamforming_info = &dm->beamforming_info; struct _RT_BEAMFORMEE_ENTRY beamform_entry; if (idx < BEAMFORMEE_ENTRY_NUM) beamform_entry = beamforming_info->beamformee_entry[idx]; else return; if (phydm_acting_determine(dm, phydm_acting_as_ibss)) beam_ctrl_val = beamform_entry.mac_id; else beam_ctrl_val = beamform_entry.p_aid; PHYDM_DBG(dm, DBG_TXBF, "@%s, beamform_entry.beamform_entry_state = %d", __func__, beamform_entry.beamform_entry_state); if (idx == 0) beam_ctrl_reg = REG_TXBF_CTRL_8814A; else { beam_ctrl_reg = REG_TXBF_CTRL_8814A + 2; beam_ctrl_val |= BIT(12) | BIT(14) | BIT(15); } if (beamform_entry.beamform_entry_state == BEAMFORMING_ENTRY_STATE_PROGRESSED && beamforming_info->apply_v_matrix == true) { if (beamform_entry.sound_bw == CHANNEL_WIDTH_20) beam_ctrl_val |= BIT(9); else if (beamform_entry.sound_bw == CHANNEL_WIDTH_40) beam_ctrl_val |= (BIT(9) | BIT(10)); else if (beamform_entry.sound_bw == CHANNEL_WIDTH_80) beam_ctrl_val |= (BIT(9) | BIT(10) | BIT(11)); } else { PHYDM_DBG(dm, DBG_TXBF, "@%s, Don't apply Vmatrix", __func__); beam_ctrl_val &= ~(BIT(9) | BIT(10) | BIT(11)); } odm_write_2byte(dm, beam_ctrl_reg, beam_ctrl_val); /*@disable NDP packet use beamforming */ tmp_val = odm_read_2byte(dm, REG_TXBF_CTRL_8814A); odm_write_2byte(dm, REG_TXBF_CTRL_8814A, tmp_val | BIT(15)); } void hal_txbf_8814a_fw_txbf(void *dm_void, u8 idx) { } #endif /* @(RTL8814A_SUPPORT == 1)*/ #endif