151 lines
3.2 KiB
C
151 lines
3.2 KiB
C
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
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/* Copyright(c) 2019-2020 Realtek Corporation
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*/
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#include "coex.h"
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#include "core.h"
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#include "debug.h"
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#include "fw.h"
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#include "mac.h"
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#include "ps.h"
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#include "reg.h"
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#include "util.h"
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static int rtw89_fw_leave_lps_check(struct rtw89_dev *rtwdev, u8 macid)
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{
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u32 pwr_en_bit = 0xE;
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u32 chk_msk = pwr_en_bit << (4 * macid);
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u32 polling;
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int ret;
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ret = read_poll_timeout_atomic(rtw89_read32_mask, polling, !polling,
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1000, 50000, false, rtwdev,
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R_AX_PPWRBIT_SETTING, chk_msk);
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if (ret) {
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rtw89_info(rtwdev, "rtw89: failed to leave lps state\n");
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return -EBUSY;
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}
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return 0;
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}
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static void __rtw89_enter_ps_mode(struct rtw89_dev *rtwdev)
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{
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if (!rtwdev->ps_mode)
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return;
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if (test_and_set_bit(RTW89_FLAG_LOW_POWER_MODE, rtwdev->flags))
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return;
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rtw89_mac_power_mode_change(rtwdev, true);
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}
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void __rtw89_leave_ps_mode(struct rtw89_dev *rtwdev)
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{
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if (!rtwdev->ps_mode)
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return;
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if (test_and_clear_bit(RTW89_FLAG_LOW_POWER_MODE, rtwdev->flags))
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rtw89_mac_power_mode_change(rtwdev, false);
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}
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static void __rtw89_enter_lps(struct rtw89_dev *rtwdev, u8 mac_id)
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{
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struct rtw89_lps_parm lps_param = {
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.macid = mac_id,
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.psmode = RTW89_MAC_AX_PS_MODE_LEGACY,
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.lastrpwm = RTW89_LAST_RPWM_PS,
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};
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rtw89_btc_ntfy_radio_state(rtwdev, BTC_RFCTRL_FW_CTRL);
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rtw89_fw_h2c_lps_parm(rtwdev, &lps_param);
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}
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static void __rtw89_leave_lps(struct rtw89_dev *rtwdev, u8 mac_id)
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{
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struct rtw89_lps_parm lps_param = {
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.macid = mac_id,
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.psmode = RTW89_MAC_AX_PS_MODE_ACTIVE,
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.lastrpwm = RTW89_LAST_RPWM_ACTIVE,
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};
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rtw89_fw_h2c_lps_parm(rtwdev, &lps_param);
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rtw89_fw_leave_lps_check(rtwdev, 0);
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rtw89_btc_ntfy_radio_state(rtwdev, BTC_RFCTRL_WL_ON);
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}
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void rtw89_leave_ps_mode(struct rtw89_dev *rtwdev)
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{
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lockdep_assert_held(&rtwdev->mutex);
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__rtw89_leave_ps_mode(rtwdev);
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}
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void rtw89_enter_lps(struct rtw89_dev *rtwdev, u8 mac_id)
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{
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lockdep_assert_held(&rtwdev->mutex);
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if (test_and_set_bit(RTW89_FLAG_LEISURE_PS, rtwdev->flags))
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return;
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__rtw89_enter_lps(rtwdev, mac_id);
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__rtw89_enter_ps_mode(rtwdev);
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}
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static void rtw89_leave_lps_vif(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif)
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{
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if (rtwvif->wifi_role != RTW89_WIFI_ROLE_STATION)
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return;
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__rtw89_leave_ps_mode(rtwdev);
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__rtw89_leave_lps(rtwdev, rtwvif->mac_id);
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}
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void rtw89_leave_lps(struct rtw89_dev *rtwdev)
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{
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struct rtw89_vif *rtwvif;
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lockdep_assert_held(&rtwdev->mutex);
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if (!test_and_clear_bit(RTW89_FLAG_LEISURE_PS, rtwdev->flags))
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return;
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rtw89_for_each_rtwvif(rtwdev, rtwvif)
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rtw89_leave_lps_vif(rtwdev, rtwvif);
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}
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void rtw89_enter_ips(struct rtw89_dev *rtwdev)
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{
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struct rtw89_vif *rtwvif;
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set_bit(RTW89_FLAG_INACTIVE_PS, rtwdev->flags);
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rtw89_for_each_rtwvif(rtwdev, rtwvif)
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rtw89_mac_vif_deinit(rtwdev, rtwvif);
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rtw89_core_stop(rtwdev);
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}
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void rtw89_leave_ips(struct rtw89_dev *rtwdev)
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{
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struct rtw89_vif *rtwvif;
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int ret;
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ret = rtw89_core_start(rtwdev);
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if (ret)
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rtw89_err(rtwdev, "failed to leave idle state\n");
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rtw89_set_channel(rtwdev);
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rtw89_for_each_rtwvif(rtwdev, rtwvif)
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rtw89_mac_vif_init(rtwdev, rtwvif);
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clear_bit(RTW89_FLAG_INACTIVE_PS, rtwdev->flags);
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}
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void rtw89_set_coex_ctrl_lps(struct rtw89_dev *rtwdev, bool btc_ctrl)
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{
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if (btc_ctrl)
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rtw89_leave_lps(rtwdev);
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}
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