diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/ps.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/ps.c | 249 |
1 files changed, 221 insertions, 28 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/ps.c b/drivers/net/wireless/realtek/rtw89/ps.c index c1c12abc2ea9..652f8fc81b79 100644 --- a/drivers/net/wireless/realtek/rtw89/ps.c +++ b/drivers/net/wireless/realtek/rtw89/ps.c @@ -8,10 +8,36 @@ #include "debug.h" #include "fw.h" #include "mac.h" +#include "phy.h" #include "ps.h" #include "reg.h" #include "util.h" +static int rtw89_fw_receive_lps_h2c_check(struct rtw89_dev *rtwdev, u8 macid) +{ + struct rtw89_mac_c2h_info c2h_info = {}; + u16 c2hreg_macid; + u32 c2hreg_ret; + int ret; + + if (!RTW89_CHK_FW_FEATURE(LPS_DACK_BY_C2H_REG, &rtwdev->fw)) + return 0; + + c2h_info.id = RTW89_FWCMD_C2HREG_FUNC_PS_LEAVE_ACK; + ret = rtw89_fw_msg_reg(rtwdev, NULL, &c2h_info); + if (ret) + return ret; + + c2hreg_macid = u32_get_bits(c2h_info.u.c2hreg[0], + RTW89_C2HREG_PS_LEAVE_ACK_MACID); + c2hreg_ret = u32_get_bits(c2h_info.u.c2hreg[1], RTW89_C2HREG_PS_LEAVE_ACK_RET); + + if (macid != c2hreg_macid || c2hreg_ret) + rtw89_warn(rtwdev, "rtw89: check lps h2c received by firmware fail\n"); + + return 0; +} + static int rtw89_fw_leave_lps_check(struct rtw89_dev *rtwdev, u8 macid) { const struct rtw89_mac_gen_def *mac = rtwdev->chip->mac_def; @@ -62,11 +88,8 @@ static void rtw89_ps_power_mode_change(struct rtw89_dev *rtwdev, bool enter) rtw89_mac_power_mode_change(rtwdev, enter); } -void __rtw89_enter_ps_mode(struct rtw89_dev *rtwdev, struct rtw89_vif_link *rtwvif_link) +void __rtw89_enter_ps_mode(struct rtw89_dev *rtwdev) { - if (rtwvif_link->wifi_role == RTW89_WIFI_ROLE_P2P_CLIENT) - return; - if (!rtwdev->ps_mode) return; @@ -85,8 +108,8 @@ void __rtw89_leave_ps_mode(struct rtw89_dev *rtwdev) rtw89_ps_power_mode_change(rtwdev, false); } -static void __rtw89_enter_lps(struct rtw89_dev *rtwdev, - struct rtw89_vif_link *rtwvif_link) +static void __rtw89_enter_lps_link(struct rtw89_dev *rtwdev, + struct rtw89_vif_link *rtwvif_link) { struct rtw89_lps_parm lps_param = { .macid = rtwvif_link->mac_id, @@ -96,7 +119,6 @@ static void __rtw89_enter_lps(struct rtw89_dev *rtwdev, rtw89_btc_ntfy_radio_state(rtwdev, BTC_RFCTRL_FW_CTRL); rtw89_fw_h2c_lps_parm(rtwdev, &lps_param); - rtw89_fw_h2c_lps_ch_info(rtwdev, rtwvif_link); } static void __rtw89_leave_lps(struct rtw89_dev *rtwdev, @@ -109,29 +131,47 @@ static void __rtw89_leave_lps(struct rtw89_dev *rtwdev, }; rtw89_fw_h2c_lps_parm(rtwdev, &lps_param); - rtw89_fw_leave_lps_check(rtwdev, 0); + rtw89_fw_receive_lps_h2c_check(rtwdev, rtwvif_link->mac_id); + rtw89_fw_leave_lps_check(rtwdev, rtwvif_link->mac_id); rtw89_btc_ntfy_radio_state(rtwdev, BTC_RFCTRL_WL_ON); rtw89_chip_digital_pwr_comp(rtwdev, rtwvif_link->phy_idx); } void rtw89_leave_ps_mode(struct rtw89_dev *rtwdev) { - lockdep_assert_held(&rtwdev->mutex); + lockdep_assert_wiphy(rtwdev->hw->wiphy); __rtw89_leave_ps_mode(rtwdev); } -void rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif_link *rtwvif_link, +void rtw89_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, bool ps_mode) { - lockdep_assert_held(&rtwdev->mutex); + struct rtw89_vif_link *rtwvif_link; + bool can_ps_mode = true; + unsigned int link_id; + + lockdep_assert_wiphy(rtwdev->hw->wiphy); if (test_and_set_bit(RTW89_FLAG_LEISURE_PS, rtwdev->flags)) return; - __rtw89_enter_lps(rtwdev, rtwvif_link); - if (ps_mode) - __rtw89_enter_ps_mode(rtwdev, rtwvif_link); + rtw89_vif_for_each_link(rtwvif, rtwvif_link, link_id) { + __rtw89_enter_lps_link(rtwdev, rtwvif_link); + + if (rtwvif_link->wifi_role == RTW89_WIFI_ROLE_P2P_CLIENT) + can_ps_mode = false; + } + + rtw89_fw_h2c_rf_ps_info(rtwdev, rtwvif); + + if (RTW89_CHK_FW_FEATURE(LPS_CH_INFO, &rtwdev->fw)) + rtw89_fw_h2c_lps_ch_info(rtwdev, rtwvif); + else + rtw89_fw_h2c_lps_ml_cmn_info(rtwdev, rtwvif); + + if (ps_mode && can_ps_mode) + __rtw89_enter_ps_mode(rtwdev); } static void rtw89_leave_lps_vif(struct rtw89_dev *rtwdev, @@ -150,13 +190,15 @@ void rtw89_leave_lps(struct rtw89_dev *rtwdev) struct rtw89_vif *rtwvif; unsigned int link_id; - lockdep_assert_held(&rtwdev->mutex); + lockdep_assert_wiphy(rtwdev->hw->wiphy); if (!test_and_clear_bit(RTW89_FLAG_LEISURE_PS, rtwdev->flags)) return; __rtw89_leave_ps_mode(rtwdev); + rtw89_phy_dm_reinit(rtwdev); + rtw89_for_each_rtwvif(rtwdev, rtwvif) rtw89_vif_for_each_link(rtwvif, rtwvif_link, link_id) rtw89_leave_lps_vif(rtwdev, rtwvif_link); @@ -222,13 +264,23 @@ static void rtw89_tsf32_toggle(struct rtw89_dev *rtwdev, rtw89_fw_h2c_tsf32_toggle(rtwdev, rtwvif_link, false); } -static void rtw89_p2p_disable_all_noa(struct rtw89_dev *rtwdev, - struct rtw89_vif_link *rtwvif_link, - struct ieee80211_bss_conf *bss_conf) +void rtw89_p2p_disable_all_noa(struct rtw89_dev *rtwdev, + struct rtw89_vif_link *rtwvif_link, + struct ieee80211_bss_conf *bss_conf) { enum rtw89_p2pps_action act; + u8 oppps_ctwindow; u8 noa_id; + rcu_read_lock(); + + if (!bss_conf) + bss_conf = rtw89_vif_rcu_dereference_link(rtwvif_link, true); + + oppps_ctwindow = bss_conf->p2p_noa_attr.oppps_ctwindow; + + rcu_read_unlock(); + if (rtwvif_link->last_noa_nr == 0) return; @@ -238,8 +290,8 @@ static void rtw89_p2p_disable_all_noa(struct rtw89_dev *rtwdev, else act = RTW89_P2P_ACT_REMOVE; rtw89_tsf32_toggle(rtwdev, rtwvif_link, act); - rtw89_fw_h2c_p2p_act(rtwdev, rtwvif_link, bss_conf, - NULL, act, noa_id); + rtw89_fw_h2c_p2p_act(rtwdev, rtwvif_link, NULL, + act, noa_id, oppps_ctwindow); } } @@ -261,8 +313,8 @@ static void rtw89_p2p_update_noa(struct rtw89_dev *rtwdev, else act = RTW89_P2P_ACT_UPDATE; rtw89_tsf32_toggle(rtwdev, rtwvif_link, act); - rtw89_fw_h2c_p2p_act(rtwdev, rtwvif_link, bss_conf, - desc, act, noa_id); + rtw89_fw_h2c_p2p_act(rtwdev, rtwvif_link, desc, act, noa_id, + bss_conf->p2p_noa_attr.oppps_ctwindow); } rtwvif_link->last_noa_nr = noa_id; } @@ -282,12 +334,6 @@ void rtw89_recalc_lps(struct rtw89_dev *rtwdev) enum rtw89_entity_mode mode; int count = 0; - /* FIXME: Fix rtw89_enter_lps() and __rtw89_enter_ps_mode() - * to take MLO cases into account before doing the following. - */ - if (rtwdev->support_mlo) - goto disable_lps; - mode = rtw89_get_entity_mode(rtwdev); if (mode == RTW89_ENTITY_MODE_MCC) goto disable_lps; @@ -374,3 +420,150 @@ u8 rtw89_p2p_noa_fetch(struct rtw89_vif_link *rtwvif_link, void **data) tail = ie->noa_desc + setter->noa_count; return tail - *data; } + +static void rtw89_ps_noa_once_set_work(struct wiphy *wiphy, struct wiphy_work *work) +{ + struct rtw89_ps_noa_once_handler *noa_once = + container_of(work, struct rtw89_ps_noa_once_handler, set_work.work); + + lockdep_assert_wiphy(wiphy); + + noa_once->in_duration = true; +} + +static void rtw89_ps_noa_once_clr_work(struct wiphy *wiphy, struct wiphy_work *work) +{ + struct rtw89_ps_noa_once_handler *noa_once = + container_of(work, struct rtw89_ps_noa_once_handler, clr_work.work); + struct rtw89_vif_link *rtwvif_link = + container_of(noa_once, struct rtw89_vif_link, noa_once); + struct rtw89_dev *rtwdev = rtwvif_link->rtwvif->rtwdev; + + lockdep_assert_wiphy(wiphy); + + rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, rtwvif_link, true); + noa_once->in_duration = false; +} + +void rtw89_p2p_noa_once_init(struct rtw89_vif_link *rtwvif_link) +{ + struct rtw89_ps_noa_once_handler *noa_once = &rtwvif_link->noa_once; + + noa_once->in_duration = false; + noa_once->tsf_begin = 0; + noa_once->tsf_end = 0; + + wiphy_delayed_work_init(&noa_once->set_work, rtw89_ps_noa_once_set_work); + wiphy_delayed_work_init(&noa_once->clr_work, rtw89_ps_noa_once_clr_work); +} + +static void rtw89_p2p_noa_once_cancel(struct rtw89_vif_link *rtwvif_link) +{ + struct rtw89_ps_noa_once_handler *noa_once = &rtwvif_link->noa_once; + struct rtw89_dev *rtwdev = rtwvif_link->rtwvif->rtwdev; + struct wiphy *wiphy = rtwdev->hw->wiphy; + + wiphy_delayed_work_cancel(wiphy, &noa_once->set_work); + wiphy_delayed_work_cancel(wiphy, &noa_once->clr_work); +} + +void rtw89_p2p_noa_once_deinit(struct rtw89_vif_link *rtwvif_link) +{ + rtw89_p2p_noa_once_cancel(rtwvif_link); + rtw89_p2p_noa_once_init(rtwvif_link); +} + +void rtw89_p2p_noa_once_recalc(struct rtw89_vif_link *rtwvif_link) +{ + struct rtw89_ps_noa_once_handler *noa_once = &rtwvif_link->noa_once; + struct rtw89_dev *rtwdev = rtwvif_link->rtwvif->rtwdev; + const struct ieee80211_p2p_noa_desc *noa_desc; + struct wiphy *wiphy = rtwdev->hw->wiphy; + struct ieee80211_bss_conf *bss_conf; + u64 tsf_begin = U64_MAX, tsf_end; + u64 set_delay_us = 0; + u64 clr_delay_us = 0; + u32 start_time; + u32 interval; + u32 duration; + u64 tsf; + int ret; + int i; + + lockdep_assert_wiphy(wiphy); + + ret = rtw89_mac_port_get_tsf(rtwdev, rtwvif_link, &tsf); + if (ret) { + rtw89_warn(rtwdev, "%s: failed to get tsf\n", __func__); + return; + } + + rcu_read_lock(); + + bss_conf = rtw89_vif_rcu_dereference_link(rtwvif_link, true); + + for (i = 0; i < ARRAY_SIZE(bss_conf->p2p_noa_attr.desc); i++) { + bool first = tsf_begin == U64_MAX; + u64 tmp; + + noa_desc = &bss_conf->p2p_noa_attr.desc[i]; + if (noa_desc->count == 0 || noa_desc->count == 255) + continue; + + start_time = le32_to_cpu(noa_desc->start_time); + interval = le32_to_cpu(noa_desc->interval); + duration = le32_to_cpu(noa_desc->duration); + + if (unlikely(duration == 0 || + (noa_desc->count > 1 && interval == 0))) + continue; + + tmp = start_time + interval * (noa_desc->count - 1) + duration; + tmp = (tsf & GENMASK_ULL(63, 32)) + tmp; + if (unlikely(tmp <= tsf)) + continue; + tsf_end = first ? tmp : max(tsf_end, tmp); + + tmp = (tsf & GENMASK_ULL(63, 32)) | start_time; + tsf_begin = first ? tmp : min(tsf_begin, tmp); + } + + rcu_read_unlock(); + + if (tsf_begin == U64_MAX) + return; + + rtw89_p2p_noa_once_cancel(rtwvif_link); + + if (noa_once->tsf_end > tsf) { + tsf_begin = min(tsf_begin, noa_once->tsf_begin); + tsf_end = max(tsf_end, noa_once->tsf_end); + } + + clr_delay_us = min_t(u64, tsf_end - tsf, UINT_MAX); + + if (tsf_begin <= tsf) { + noa_once->in_duration = true; + goto out; + } + + set_delay_us = tsf_begin - tsf; + if (unlikely(set_delay_us > UINT_MAX)) { + rtw89_warn(rtwdev, "%s: unhandled begin\n", __func__); + set_delay_us = 0; + clr_delay_us = 0; + rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, rtwvif_link, true); + noa_once->in_duration = false; + } + +out: + if (set_delay_us) + wiphy_delayed_work_queue(wiphy, &noa_once->set_work, + usecs_to_jiffies(set_delay_us)); + if (clr_delay_us) + wiphy_delayed_work_queue(wiphy, &noa_once->clr_work, + usecs_to_jiffies(clr_delay_us)); + + noa_once->tsf_begin = tsf_begin; + noa_once->tsf_end = tsf_end; +} |