diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/rtw8822c.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/rtw8822c.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index f3ad079967a6..46b881e8e4fe 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -4497,6 +4497,39 @@ static void rtw8822c_pwr_track(struct rtw_dev *rtwdev) dm_info->pwr_trk_triggered = false; } +static void rtw8822c_adaptivity_init(struct rtw_dev *rtwdev) +{ + rtw_phy_set_edcca_th(rtwdev, RTW8822C_EDCCA_MAX, RTW8822C_EDCCA_MAX); + + /* mac edcca state setting */ + rtw_write32_clr(rtwdev, REG_TX_PTCL_CTRL, BIT_DIS_EDCCA); + rtw_write32_set(rtwdev, REG_RD_CTRL, BIT_EDCCA_MSK_CNTDOWN_EN); + + /* edcca decistion opt */ + rtw_write32_clr(rtwdev, REG_EDCCA_DECISION, BIT_EDCCA_OPTION); +} + +static void rtw8822c_adaptivity(struct rtw_dev *rtwdev) +{ + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + s8 l2h, h2l; + u8 igi; + + igi = dm_info->igi_history[0]; + if (dm_info->edcca_mode == RTW_EDCCA_NORMAL) { + l2h = max_t(s8, igi + EDCCA_IGI_L2H_DIFF, EDCCA_TH_L2H_LB); + h2l = l2h - EDCCA_L2H_H2L_DIFF_NORMAL; + } else { + if (igi < dm_info->l2h_th_ini - EDCCA_ADC_BACKOFF) + l2h = igi + EDCCA_ADC_BACKOFF; + else + l2h = dm_info->l2h_th_ini; + h2l = l2h - EDCCA_L2H_H2L_DIFF; + } + + rtw_phy_set_edcca_th(rtwdev, l2h, h2l); +} + static const struct rtw_pwr_seq_cmd trans_carddis_to_cardemu_8822c[] = { {0x0086, RTW_PWR_CUT_ALL_MSK, @@ -4912,6 +4945,8 @@ static struct rtw_chip_ops rtw8822c_ops = { .config_bfee = rtw8822c_bf_config_bfee, .set_gid_table = rtw_bf_set_gid_table, .cfg_csi_rate = rtw_bf_cfg_csi_rate, + .adaptivity_init = rtw8822c_adaptivity_init, + .adaptivity = rtw8822c_adaptivity, .cfo_init = rtw8822c_cfo_init, .cfo_track = rtw8822c_cfo_track, .config_tx_path = rtw8822c_config_tx_path, @@ -5197,6 +5232,15 @@ static const struct rtw_pwr_track_tbl rtw8822c_rtw_pwr_track_tbl = { .pwrtrk_2g_ccka_p = rtw8822c_pwrtrk_2g_cck_a_p, }; +static struct rtw_hw_reg_offset rtw8822c_edcca_th[] = { + [EDCCA_TH_L2H_IDX] = { + {.addr = 0x84c, .mask = MASKBYTE2}, .offset = 0x80 + }, + [EDCCA_TH_H2L_IDX] = { + {.addr = 0x84c, .mask = MASKBYTE3}, .offset = 0x80 + }, +}; + #ifdef CONFIG_PM static const struct wiphy_wowlan_support rtw_wowlan_stub_8822c = { .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_GTK_REKEY_FAILURE | @@ -5289,6 +5333,9 @@ struct rtw_chip_info rtw8822c_hw_spec = { .bfer_mu_max_num = 1, .rx_ldpc = true, .tx_stbc = true, + .edcca_th = rtw8822c_edcca_th, + .l2h_th_ini_cs = 60, + .l2h_th_ini_ad = 45, #ifdef CONFIG_PM .wow_fw_name = "rtw88/rtw8822c_wow_fw.bin", |