10fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* 25b68138e5659cbfd5df2879d17f9ba0b66477fecSujith Manoharan * Copyright (c) 2008-2011 Atheros Communications Inc. 30fca65c1c0569d6a143e978b6f4974c519033e63Sujith * 40fca65c1c0569d6a143e978b6f4974c519033e63Sujith * Permission to use, copy, modify, and/or distribute this software for any 50fca65c1c0569d6a143e978b6f4974c519033e63Sujith * purpose with or without fee is hereby granted, provided that the above 60fca65c1c0569d6a143e978b6f4974c519033e63Sujith * copyright notice and this permission notice appear in all copies. 70fca65c1c0569d6a143e978b6f4974c519033e63Sujith * 80fca65c1c0569d6a143e978b6f4974c519033e63Sujith * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 90fca65c1c0569d6a143e978b6f4974c519033e63Sujith * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 100fca65c1c0569d6a143e978b6f4974c519033e63Sujith * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 110fca65c1c0569d6a143e978b6f4974c519033e63Sujith * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 120fca65c1c0569d6a143e978b6f4974c519033e63Sujith * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 130fca65c1c0569d6a143e978b6f4974c519033e63Sujith * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 140fca65c1c0569d6a143e978b6f4974c519033e63Sujith * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 150fca65c1c0569d6a143e978b6f4974c519033e63Sujith */ 160fca65c1c0569d6a143e978b6f4974c519033e63Sujith 170fca65c1c0569d6a143e978b6f4974c519033e63Sujith#include "ath9k.h" 180fca65c1c0569d6a143e978b6f4974c519033e63Sujith 190fca65c1c0569d6a143e978b6f4974c519033e63Sujith/********************************/ 200fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* LED functions */ 210fca65c1c0569d6a143e978b6f4974c519033e63Sujith/********************************/ 220fca65c1c0569d6a143e978b6f4974c519033e63Sujith 230cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau#ifdef CONFIG_MAC80211_LEDS 240fca65c1c0569d6a143e978b6f4974c519033e63Sujithstatic void ath_led_brightness(struct led_classdev *led_cdev, 250fca65c1c0569d6a143e978b6f4974c519033e63Sujith enum led_brightness brightness) 260fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 270cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau struct ath_softc *sc = container_of(led_cdev, struct ath_softc, led_cdev); 280cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, (brightness == LED_OFF)); 290fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 300fca65c1c0569d6a143e978b6f4974c519033e63Sujith 310fca65c1c0569d6a143e978b6f4974c519033e63Sujithvoid ath_deinit_leds(struct ath_softc *sc) 320fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 330cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau if (!sc->led_registered) 340cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau return; 350cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau 360cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau ath_led_brightness(&sc->led_cdev, LED_OFF); 370cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau led_classdev_unregister(&sc->led_cdev); 380fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 390fca65c1c0569d6a143e978b6f4974c519033e63Sujith 400fca65c1c0569d6a143e978b6f4974c519033e63Sujithvoid ath_init_leds(struct ath_softc *sc) 410fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 420fca65c1c0569d6a143e978b6f4974c519033e63Sujith int ret; 430fca65c1c0569d6a143e978b6f4974c519033e63Sujith 447b27ba4e9c8053ca73e2b21ece804f7e80c07ba3Felix Fietkau if (AR_SREV_9100(sc->sc_ah)) 457b27ba4e9c8053ca73e2b21ece804f7e80c07ba3Felix Fietkau return; 467b27ba4e9c8053ca73e2b21ece804f7e80c07ba3Felix Fietkau 470cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau if (!led_blink) 480cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau sc->led_cdev.default_trigger = 490cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau ieee80211_get_radio_led_name(sc->hw); 500cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau 510cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau snprintf(sc->led_name, sizeof(sc->led_name), 520cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau "ath9k-%s", wiphy_name(sc->hw->wiphy)); 530cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau sc->led_cdev.name = sc->led_name; 540cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau sc->led_cdev.brightness_set = ath_led_brightness; 550cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau 560cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &sc->led_cdev); 570cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau if (ret < 0) 580cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau return; 590cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau 600cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau sc->led_registered = true; 610fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 628f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan 638f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharanvoid ath_fill_led_pin(struct ath_softc *sc) 648f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan{ 658f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan struct ath_hw *ah = sc->sc_ah; 668f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan 678f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan if (AR_SREV_9100(ah) || (ah->led_pin >= 0)) 688f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan return; 698f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan 708f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan if (AR_SREV_9287(ah)) 718f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan ah->led_pin = ATH_LED_PIN_9287; 728f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan else if (AR_SREV_9485(sc->sc_ah)) 738f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan ah->led_pin = ATH_LED_PIN_9485; 748f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan else if (AR_SREV_9300(sc->sc_ah)) 758f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan ah->led_pin = ATH_LED_PIN_9300; 768f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan else if (AR_SREV_9462(sc->sc_ah) || AR_SREV_9565(sc->sc_ah)) 778f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan ah->led_pin = ATH_LED_PIN_9462; 788f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan else 798f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan ah->led_pin = ATH_LED_PIN_DEF; 808f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan 818f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan /* Configure gpio 1 for output */ 828f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan ath9k_hw_cfg_output(ah, ah->led_pin, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); 838f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan 848f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan /* LED off, active low */ 858f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan ath9k_hw_set_gpio(ah, ah->led_pin, 1); 868f176a3a16d124285cecd6c53b70689eb3b9ba36Rajkumar Manoharan} 870cf55c21ec401632043db2b8acb7cd3bef64c9e6Felix Fietkau#endif 880fca65c1c0569d6a143e978b6f4974c519033e63Sujith 890fca65c1c0569d6a143e978b6f4974c519033e63Sujith/*******************/ 900fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* Rfkill */ 910fca65c1c0569d6a143e978b6f4974c519033e63Sujith/*******************/ 920fca65c1c0569d6a143e978b6f4974c519033e63Sujith 930fca65c1c0569d6a143e978b6f4974c519033e63Sujithstatic bool ath_is_rfkill_set(struct ath_softc *sc) 940fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 950fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_hw *ah = sc->sc_ah; 9690826313fd69d198da7574779460f793765abfa5Mohammed Shafi Shajakhan bool is_blocked; 970fca65c1c0569d6a143e978b6f4974c519033e63Sujith 9890826313fd69d198da7574779460f793765abfa5Mohammed Shafi Shajakhan ath9k_ps_wakeup(sc); 9990826313fd69d198da7574779460f793765abfa5Mohammed Shafi Shajakhan is_blocked = ath9k_hw_gpio_get(ah, ah->rfkill_gpio) == 1000fca65c1c0569d6a143e978b6f4974c519033e63Sujith ah->rfkill_polarity; 10190826313fd69d198da7574779460f793765abfa5Mohammed Shafi Shajakhan ath9k_ps_restore(sc); 10290826313fd69d198da7574779460f793765abfa5Mohammed Shafi Shajakhan 10390826313fd69d198da7574779460f793765abfa5Mohammed Shafi Shajakhan return is_blocked; 1040fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 1050fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1060fca65c1c0569d6a143e978b6f4974c519033e63Sujithvoid ath9k_rfkill_poll_state(struct ieee80211_hw *hw) 1070fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 1089ac58615d93c8a28b1c649a90a5e2ede4dfd368aFelix Fietkau struct ath_softc *sc = hw->priv; 1090fca65c1c0569d6a143e978b6f4974c519033e63Sujith bool blocked = !!ath_is_rfkill_set(sc); 1100fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1110fca65c1c0569d6a143e978b6f4974c519033e63Sujith wiphy_rfkill_set_hw_state(hw->wiphy, blocked); 1120fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 1130fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1140fca65c1c0569d6a143e978b6f4974c519033e63Sujithvoid ath_start_rfkill_poll(struct ath_softc *sc) 1150fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 1160fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_hw *ah = sc->sc_ah; 1170fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1180fca65c1c0569d6a143e978b6f4974c519033e63Sujith if (ah->caps.hw_caps & ATH9K_HW_CAP_RFSILENT) 1190fca65c1c0569d6a143e978b6f4974c519033e63Sujith wiphy_rfkill_start_polling(sc->hw->wiphy); 1200fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 1210fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1224daa7760e2da9324e740f7d872970fa91c8ea6f0Sujith Manoharan#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 1234daa7760e2da9324e740f7d872970fa91c8ea6f0Sujith Manoharan 1240fca65c1c0569d6a143e978b6f4974c519033e63Sujith/******************/ 1250fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* BTCOEX */ 1260fca65c1c0569d6a143e978b6f4974c519033e63Sujith/******************/ 1270fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1280fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* 1290fca65c1c0569d6a143e978b6f4974c519033e63Sujith * Detects if there is any priority bt traffic 1300fca65c1c0569d6a143e978b6f4974c519033e63Sujith */ 1310fca65c1c0569d6a143e978b6f4974c519033e63Sujithstatic void ath_detect_bt_priority(struct ath_softc *sc) 1320fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 1330fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_btcoex *btcoex = &sc->btcoex; 1340fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_hw *ah = sc->sc_ah; 1350fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1360fca65c1c0569d6a143e978b6f4974c519033e63Sujith if (ath9k_hw_gpio_get(sc->sc_ah, ah->btcoex_hw.btpriority_gpio)) 1370fca65c1c0569d6a143e978b6f4974c519033e63Sujith btcoex->bt_priority_cnt++; 1380fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1390fca65c1c0569d6a143e978b6f4974c519033e63Sujith if (time_after(jiffies, btcoex->bt_priority_time + 1400fca65c1c0569d6a143e978b6f4974c519033e63Sujith msecs_to_jiffies(ATH_BT_PRIORITY_TIME_THRESHOLD))) { 141e6930c4b32aaa30fb9510984509afcc9f61fa39cSujith Manoharan clear_bit(BT_OP_PRIORITY_DETECTED, &btcoex->op_flags); 142e6930c4b32aaa30fb9510984509afcc9f61fa39cSujith Manoharan clear_bit(BT_OP_SCAN, &btcoex->op_flags); 14358da1318ee92ad3fe7917278d596768bbe441850Vasanthakumar Thiagarajan /* Detect if colocated bt started scanning */ 14458da1318ee92ad3fe7917278d596768bbe441850Vasanthakumar Thiagarajan if (btcoex->bt_priority_cnt >= ATH_BT_CNT_SCAN_THRESHOLD) { 145d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(ath9k_hw_common(sc->sc_ah), BTCOEX, 146226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches "BT scan detected\n"); 147e6930c4b32aaa30fb9510984509afcc9f61fa39cSujith Manoharan set_bit(BT_OP_PRIORITY_DETECTED, &btcoex->op_flags); 148e6930c4b32aaa30fb9510984509afcc9f61fa39cSujith Manoharan set_bit(BT_OP_SCAN, &btcoex->op_flags); 14958da1318ee92ad3fe7917278d596768bbe441850Vasanthakumar Thiagarajan } else if (btcoex->bt_priority_cnt >= ATH_BT_CNT_THRESHOLD) { 150d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(ath9k_hw_common(sc->sc_ah), BTCOEX, 151226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches "BT priority traffic detected\n"); 152e6930c4b32aaa30fb9510984509afcc9f61fa39cSujith Manoharan set_bit(BT_OP_PRIORITY_DETECTED, &btcoex->op_flags); 1530fca65c1c0569d6a143e978b6f4974c519033e63Sujith } 1540fca65c1c0569d6a143e978b6f4974c519033e63Sujith 1550fca65c1c0569d6a143e978b6f4974c519033e63Sujith btcoex->bt_priority_cnt = 0; 1560fca65c1c0569d6a143e978b6f4974c519033e63Sujith btcoex->bt_priority_time = jiffies; 1570fca65c1c0569d6a143e978b6f4974c519033e63Sujith } 1580fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 1590fca65c1c0569d6a143e978b6f4974c519033e63Sujith 16078b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharanstatic void ath_mci_ftp_adjust(struct ath_softc *sc) 16178b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan{ 16278b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan struct ath_btcoex *btcoex = &sc->btcoex; 16378b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan struct ath_mci_profile *mci = &btcoex->mci; 16478b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan struct ath_hw *ah = sc->sc_ah; 16578b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan 16678b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan if (btcoex->bt_wait_time > ATH_BTCOEX_RX_WAIT_TIME) { 16778b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan if (ar9003_mci_state(ah, MCI_STATE_NEED_FTP_STOMP) && 16878b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan (mci->num_pan || mci->num_other_acl)) 16978b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan ah->btcoex_hw.mci.stomp_ftp = 17078b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan (sc->rx.num_pkts < ATH_BTCOEX_STOMP_FTP_THRESH); 17178b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan else 17278b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan ah->btcoex_hw.mci.stomp_ftp = false; 17378b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan btcoex->bt_wait_time = 0; 17478b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan sc->rx.num_pkts = 0; 17578b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan } 17678b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan} 17778b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan 1780fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* 1790fca65c1c0569d6a143e978b6f4974c519033e63Sujith * This is the master bt coex timer which runs for every 1800fca65c1c0569d6a143e978b6f4974c519033e63Sujith * 45ms, bt traffic will be given priority during 55% of this 1810fca65c1c0569d6a143e978b6f4974c519033e63Sujith * period while wlan gets remaining 45% 1820fca65c1c0569d6a143e978b6f4974c519033e63Sujith */ 1830fca65c1c0569d6a143e978b6f4974c519033e63Sujithstatic void ath_btcoex_period_timer(unsigned long data) 1840fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 1850fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_softc *sc = (struct ath_softc *) data; 1860fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_hw *ah = sc->sc_ah; 1870fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_btcoex *btcoex = &sc->btcoex; 188750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan enum ath_stomp_type stomp_type; 18958da1318ee92ad3fe7917278d596768bbe441850Vasanthakumar Thiagarajan u32 timer_period; 19008d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan unsigned long flags; 19108d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan 19208d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan spin_lock_irqsave(&sc->sc_pm_lock, flags); 19308d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan if (sc->sc_ah->power_mode == ATH9K_PM_NETWORK_SLEEP) { 194be41b052029f75a72df3c437a238bf9d574b6461Mohammed Shafi Shajakhan btcoex->bt_wait_time += btcoex->btcoex_period; 19508d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan spin_unlock_irqrestore(&sc->sc_pm_lock, flags); 19608d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan goto skip_hw_wakeup; 19708d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan } 19808d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan spin_unlock_irqrestore(&sc->sc_pm_lock, flags); 1990fca65c1c0569d6a143e978b6f4974c519033e63Sujith 200e82cb03f5a645533def34923d55404526bc22faeRajkumar Manoharan ath9k_mci_update_rssi(sc); 201e82cb03f5a645533def34923d55404526bc22faeRajkumar Manoharan 202a039a993496d79d09ae9709c82b545b9800954c9Vivek Natarajan ath9k_ps_wakeup(sc); 203750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan 2047dc181c273861c4d96991f59a4fdcda3a3eaccaeRajkumar Manoharan if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) 2057dc181c273861c4d96991f59a4fdcda3a3eaccaeRajkumar Manoharan ath_detect_bt_priority(sc); 20658da1318ee92ad3fe7917278d596768bbe441850Vasanthakumar Thiagarajan 20778b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI) 20878b1775ba03c2edcc8d765dd53a7e171b18e79acSujith Manoharan ath_mci_ftp_adjust(sc); 2096995fb805ed5de852a7d49413730980bc7173e82Rajkumar Manoharan 2100fca65c1c0569d6a143e978b6f4974c519033e63Sujith spin_lock_bh(&btcoex->btcoex_lock); 2110fca65c1c0569d6a143e978b6f4974c519033e63Sujith 212750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan stomp_type = btcoex->bt_stomp_type; 213750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan timer_period = btcoex->btcoex_no_stomp; 214750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan 215750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) { 216750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan if (test_bit(BT_OP_SCAN, &btcoex->op_flags)) { 217750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan stomp_type = ATH_BTCOEX_STOMP_ALL; 218750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan timer_period = btcoex->btscan_no_stomp; 219750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan } 2202884561a6472d6f9c960ccf2250a72ca058167a1Rajkumar Manoharan } else if (btcoex->stomp_audio >= 5) { 2212884561a6472d6f9c960ccf2250a72ca058167a1Rajkumar Manoharan stomp_type = ATH_BTCOEX_STOMP_AUDIO; 2222884561a6472d6f9c960ccf2250a72ca058167a1Rajkumar Manoharan btcoex->stomp_audio = 0; 223750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan } 2240fca65c1c0569d6a143e978b6f4974c519033e63Sujith 225750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan ath9k_hw_btcoex_bt_stomp(ah, stomp_type); 226bc6d5c29afa724901c2feb7e4446c6eec7788cecRajkumar Manoharan ath9k_hw_btcoex_enable(ah); 227750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan 2280fca65c1c0569d6a143e978b6f4974c519033e63Sujith spin_unlock_bh(&btcoex->btcoex_lock); 2290fca65c1c0569d6a143e978b6f4974c519033e63Sujith 230168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau if (btcoex->btcoex_period != btcoex->btcoex_no_stomp) 231168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau mod_timer(&btcoex->no_stomp_timer, 232168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau jiffies + msecs_to_jiffies(timer_period)); 2330fca65c1c0569d6a143e978b6f4974c519033e63Sujith 234a039a993496d79d09ae9709c82b545b9800954c9Vivek Natarajan ath9k_ps_restore(sc); 235750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan 23608d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharanskip_hw_wakeup: 237750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan mod_timer(&btcoex->period_timer, 238750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan jiffies + msecs_to_jiffies(btcoex->btcoex_period)); 2390fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 2400fca65c1c0569d6a143e978b6f4974c519033e63Sujith 2410fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* 2420fca65c1c0569d6a143e978b6f4974c519033e63Sujith * Generic tsf based hw timer which configures weight 2430fca65c1c0569d6a143e978b6f4974c519033e63Sujith * registers to time slice between wlan and bt traffic 2440fca65c1c0569d6a143e978b6f4974c519033e63Sujith */ 245168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkaustatic void ath_btcoex_no_stomp_timer(unsigned long arg) 2460fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 2470fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_softc *sc = (struct ath_softc *)arg; 2480fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_hw *ah = sc->sc_ah; 2490fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_btcoex *btcoex = &sc->btcoex; 250d99eeb87420a6da1f87064c7fa70bdf299699d90Vivek Natarajan struct ath_common *common = ath9k_hw_common(ah); 2510fca65c1c0569d6a143e978b6f4974c519033e63Sujith 252d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(common, BTCOEX, "no stomp timer running\n"); 2530fca65c1c0569d6a143e978b6f4974c519033e63Sujith 254a039a993496d79d09ae9709c82b545b9800954c9Vivek Natarajan ath9k_ps_wakeup(sc); 2550fca65c1c0569d6a143e978b6f4974c519033e63Sujith spin_lock_bh(&btcoex->btcoex_lock); 2560fca65c1c0569d6a143e978b6f4974c519033e63Sujith 257e6930c4b32aaa30fb9510984509afcc9f61fa39cSujith Manoharan if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW || 258750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI) && 259750f32cf0a6e2a4d798e09da4079ede7d1721e54Sujith Manoharan test_bit(BT_OP_SCAN, &btcoex->op_flags))) 260978f78bf71372a48785ac9407ebc10170f14f56cVivek Natarajan ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE); 2612884561a6472d6f9c960ccf2250a72ca058167a1Rajkumar Manoharan else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL) 262978f78bf71372a48785ac9407ebc10170f14f56cVivek Natarajan ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_LOW); 2630fca65c1c0569d6a143e978b6f4974c519033e63Sujith 264bc6d5c29afa724901c2feb7e4446c6eec7788cecRajkumar Manoharan ath9k_hw_btcoex_enable(ah); 2650fca65c1c0569d6a143e978b6f4974c519033e63Sujith spin_unlock_bh(&btcoex->btcoex_lock); 266a039a993496d79d09ae9709c82b545b9800954c9Vivek Natarajan ath9k_ps_restore(sc); 2670fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 2680fca65c1c0569d6a143e978b6f4974c519033e63Sujith 269df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharanstatic int ath_init_btcoex_timer(struct ath_softc *sc) 2700fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 2710fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_btcoex *btcoex = &sc->btcoex; 2720fca65c1c0569d6a143e978b6f4974c519033e63Sujith 273dfd0587a7d99d42cc2d608324991169494d2dbbaRajkumar Manoharan btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD; 274168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * 2750fca65c1c0569d6a143e978b6f4974c519033e63Sujith btcoex->btcoex_period / 100; 276168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau btcoex->btscan_no_stomp = (100 - ATH_BTCOEX_BTSCAN_DUTY_CYCLE) * 27758da1318ee92ad3fe7917278d596768bbe441850Vasanthakumar Thiagarajan btcoex->btcoex_period / 100; 2780fca65c1c0569d6a143e978b6f4974c519033e63Sujith 2790fca65c1c0569d6a143e978b6f4974c519033e63Sujith setup_timer(&btcoex->period_timer, ath_btcoex_period_timer, 2800fca65c1c0569d6a143e978b6f4974c519033e63Sujith (unsigned long) sc); 281168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau setup_timer(&btcoex->no_stomp_timer, ath_btcoex_no_stomp_timer, 282168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau (unsigned long) sc); 2830fca65c1c0569d6a143e978b6f4974c519033e63Sujith 2840fca65c1c0569d6a143e978b6f4974c519033e63Sujith spin_lock_init(&btcoex->btcoex_lock); 2850fca65c1c0569d6a143e978b6f4974c519033e63Sujith 2860fca65c1c0569d6a143e978b6f4974c519033e63Sujith return 0; 2870fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 2880fca65c1c0569d6a143e978b6f4974c519033e63Sujith 2890fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* 2900fca65c1c0569d6a143e978b6f4974c519033e63Sujith * (Re)start btcoex timers 2910fca65c1c0569d6a143e978b6f4974c519033e63Sujith */ 2920fca65c1c0569d6a143e978b6f4974c519033e63Sujithvoid ath9k_btcoex_timer_resume(struct ath_softc *sc) 2930fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 2940fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_btcoex *btcoex = &sc->btcoex; 2950fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_hw *ah = sc->sc_ah; 2960fca65c1c0569d6a143e978b6f4974c519033e63Sujith 297d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(ath9k_hw_common(ah), BTCOEX, "Starting btcoex timers\n"); 2980fca65c1c0569d6a143e978b6f4974c519033e63Sujith 2990fca65c1c0569d6a143e978b6f4974c519033e63Sujith /* make sure duty cycle timer is also stopped when resuming */ 300168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau del_timer_sync(&btcoex->no_stomp_timer); 3010fca65c1c0569d6a143e978b6f4974c519033e63Sujith 3020fca65c1c0569d6a143e978b6f4974c519033e63Sujith btcoex->bt_priority_cnt = 0; 3030fca65c1c0569d6a143e978b6f4974c519033e63Sujith btcoex->bt_priority_time = jiffies; 304c11216d1f62163e7de92793dcfd4d06247d0a20eMohammed Shafi Shajakhan clear_bit(BT_OP_PRIORITY_DETECTED, &btcoex->op_flags); 305c11216d1f62163e7de92793dcfd4d06247d0a20eMohammed Shafi Shajakhan clear_bit(BT_OP_SCAN, &btcoex->op_flags); 3060fca65c1c0569d6a143e978b6f4974c519033e63Sujith 3070fca65c1c0569d6a143e978b6f4974c519033e63Sujith mod_timer(&btcoex->period_timer, jiffies); 3080fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 3090fca65c1c0569d6a143e978b6f4974c519033e63Sujith 3100fca65c1c0569d6a143e978b6f4974c519033e63Sujith 3110fca65c1c0569d6a143e978b6f4974c519033e63Sujith/* 3120fca65c1c0569d6a143e978b6f4974c519033e63Sujith * Pause btcoex timer and bt duty cycle timer 3130fca65c1c0569d6a143e978b6f4974c519033e63Sujith */ 3140fca65c1c0569d6a143e978b6f4974c519033e63Sujithvoid ath9k_btcoex_timer_pause(struct ath_softc *sc) 3150fca65c1c0569d6a143e978b6f4974c519033e63Sujith{ 3160fca65c1c0569d6a143e978b6f4974c519033e63Sujith struct ath_btcoex *btcoex = &sc->btcoex; 3170fca65c1c0569d6a143e978b6f4974c519033e63Sujith 3180fca65c1c0569d6a143e978b6f4974c519033e63Sujith del_timer_sync(&btcoex->period_timer); 319168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau del_timer_sync(&btcoex->no_stomp_timer); 3200fca65c1c0569d6a143e978b6f4974c519033e63Sujith} 3215908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan 32208d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharanvoid ath9k_btcoex_stop_gen_timer(struct ath_softc *sc) 32308d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan{ 32408d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan struct ath_btcoex *btcoex = &sc->btcoex; 32508d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan 326168c6f89a27b605fb7dc3e1572ee5b2a6f56c935Felix Fietkau del_timer_sync(&btcoex->no_stomp_timer); 32708d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan} 32808d4df410a9ff02c999e69268ec2f4fbfeaac8d7Rajkumar Manoharan 329c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharanu16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, u32 max_4ms_framelen) 330c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan{ 331e6930c4b32aaa30fb9510984509afcc9f61fa39cSujith Manoharan struct ath_btcoex *btcoex = &sc->btcoex; 332c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan struct ath_mci_profile *mci = &sc->btcoex.mci; 333c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan u16 aggr_limit = 0; 334c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan 335c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI) && mci->aggr_limit) 336c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan aggr_limit = (max_4ms_framelen * mci->aggr_limit) >> 4; 337e6930c4b32aaa30fb9510984509afcc9f61fa39cSujith Manoharan else if (test_bit(BT_OP_PRIORITY_DETECTED, &btcoex->op_flags)) 338c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan aggr_limit = min((max_4ms_framelen * 3) / 8, 339c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan (u32)ATH_AMPDU_LIMIT_MAX); 340c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan 341c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan return aggr_limit; 342c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan} 343c0ac53fa5725aa9e571386d3e7249c1be50eca10Sujith Manoharan 34456ca0dba9d5fbc2948ed0c3a4fffc51cd875abb9Sujith Manoharanvoid ath9k_btcoex_handle_interrupt(struct ath_softc *sc, u32 status) 34556ca0dba9d5fbc2948ed0c3a4fffc51cd875abb9Sujith Manoharan{ 3469a15858f0cb9432e29db08dd936c39d20019a484Sujith Manoharan if (status & ATH9K_INT_MCI) 34756ca0dba9d5fbc2948ed0c3a4fffc51cd875abb9Sujith Manoharan ath_mci_intr(sc); 34856ca0dba9d5fbc2948ed0c3a4fffc51cd875abb9Sujith Manoharan} 34956ca0dba9d5fbc2948ed0c3a4fffc51cd875abb9Sujith Manoharan 350df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharanvoid ath9k_start_btcoex(struct ath_softc *sc) 351df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan{ 352df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan struct ath_hw *ah = sc->sc_ah; 353df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan 354df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) && 355df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan !ah->btcoex_hw.enabled) { 356df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) 357df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT, 3585160b46f3e53c41c4c6b9e7cdbe0401d3afbfb63Sujith Manoharan AR_STOMP_LOW_WLAN_WGHT, 0); 3595160b46f3e53c41c4c6b9e7cdbe0401d3afbfb63Sujith Manoharan else 3605160b46f3e53c41c4c6b9e7cdbe0401d3afbfb63Sujith Manoharan ath9k_hw_btcoex_set_weight(ah, 0, 0, 3615160b46f3e53c41c4c6b9e7cdbe0401d3afbfb63Sujith Manoharan ATH_BTCOEX_STOMP_NONE); 362df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan ath9k_hw_btcoex_enable(ah); 363df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan 364df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) 365df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan ath9k_btcoex_timer_resume(sc); 366df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan } 367df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan} 368df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan 369df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharanvoid ath9k_stop_btcoex(struct ath_softc *sc) 370df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan{ 371df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan struct ath_hw *ah = sc->sc_ah; 372df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan 373df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan if (ah->btcoex_hw.enabled && 374df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) { 375df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) 376df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan ath9k_btcoex_timer_pause(sc); 377c32cdbd84ffe289a1386eccb794b047a8366913dMohammed Shafi Shajakhan ath9k_hw_btcoex_disable(ah); 3786a73f507cf51a6a9e327fd9e36690072c657d36eBala Shanmugam if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) 379bff2ec2b916cc85628f3025e08660c0350f03650Sujith Manoharan ath_mci_flush_profile(&sc->btcoex.mci); 380df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan } 381df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan} 382df198b172f7a14ecf7aefaadb3761c273600333eSujith Manoharan 3835908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharanvoid ath9k_deinit_btcoex(struct ath_softc *sc) 3845908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan{ 385dd89f05a7572684bbbc1483c60418504cc91cfe6Mohammed Shafi Shajakhan struct ath_hw *ah = sc->sc_ah; 386dd89f05a7572684bbbc1483c60418504cc91cfe6Mohammed Shafi Shajakhan 387dd89f05a7572684bbbc1483c60418504cc91cfe6Mohammed Shafi Shajakhan if (ath9k_hw_mci_is_enabled(ah)) 3885908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan ath_mci_cleanup(sc); 3895908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan} 3905908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan 3915908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharanint ath9k_init_btcoex(struct ath_softc *sc) 3925908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan{ 3935908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan struct ath_txq *txq; 3945908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan struct ath_hw *ah = sc->sc_ah; 3955908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan int r; 3965908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan 397d68475de9637a476ad8e5870060ccc69a80f2299Sujith Manoharan ath9k_hw_btcoex_init_scheme(ah); 398d68475de9637a476ad8e5870060ccc69a80f2299Sujith Manoharan 3995908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan switch (ath9k_hw_get_btcoex_scheme(sc->sc_ah)) { 4005908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan case ATH_BTCOEX_CFG_NONE: 4015908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan break; 4025908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan case ATH_BTCOEX_CFG_2WIRE: 4035908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan ath9k_hw_btcoex_init_2wire(sc->sc_ah); 4045908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan break; 4055908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan case ATH_BTCOEX_CFG_3WIRE: 4065908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan ath9k_hw_btcoex_init_3wire(sc->sc_ah); 4075908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan r = ath_init_btcoex_timer(sc); 4085908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan if (r) 4095908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan return -1; 410bea843c73854becf998047a83af22a90de3fd19bSujith Manoharan txq = sc->tx.txq_map[IEEE80211_AC_BE]; 4115908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan ath9k_hw_init_btcoex_hw(sc->sc_ah, txq->axq_qnum); 4125908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW; 413812944891c598300afcc5628905d775019f25310Mohammed Shafi Shajakhan if (ath9k_hw_mci_is_enabled(ah)) { 4140466e2547d05a9ae8d49afc67a3851d034a528f8Rajkumar Manoharan sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE; 4150466e2547d05a9ae8d49afc67a3851d034a528f8Rajkumar Manoharan INIT_LIST_HEAD(&sc->btcoex.mci.info); 4165908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan 4170466e2547d05a9ae8d49afc67a3851d034a528f8Rajkumar Manoharan r = ath_mci_setup(sc); 4180466e2547d05a9ae8d49afc67a3851d034a528f8Rajkumar Manoharan if (r) 4190466e2547d05a9ae8d49afc67a3851d034a528f8Rajkumar Manoharan return r; 4205908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan 4210466e2547d05a9ae8d49afc67a3851d034a528f8Rajkumar Manoharan ath9k_hw_btcoex_init_mci(ah); 4220466e2547d05a9ae8d49afc67a3851d034a528f8Rajkumar Manoharan } 4235908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan 4245908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan break; 4255908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan default: 4265908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan WARN_ON(1); 4275908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan break; 4285908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan } 4295908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan 4305908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan return 0; 4315908120fdc2aac0cb1be4059b40ec256d55934bcSujith Manoharan} 4324daa7760e2da9324e740f7d872970fa91c8ea6f0Sujith Manoharan 433ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharanstatic int ath9k_dump_mci_btcoex(struct ath_softc *sc, u8 *buf, u32 size) 4344df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan{ 4354df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan struct ath_btcoex *btcoex = &sc->btcoex; 4364df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan struct ath_mci_profile *mci = &btcoex->mci; 4374df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan struct ath_hw *ah = sc->sc_ah; 4384df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; 439ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan u32 len = 0; 4404df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan int i; 4414df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan 4424df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan ATH_DUMP_BTCOEX("Total BT profiles", NUM_PROF(mci)); 443ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("MGMT", mci->num_mgmt); 444ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("SCO", mci->num_sco); 445ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("A2DP", mci->num_a2dp); 446ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("HID", mci->num_hid); 447ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("PAN", mci->num_pan); 448ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("ACL", mci->num_other_acl); 449ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("BDR", mci->num_bdr); 4504df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan ATH_DUMP_BTCOEX("Aggr. Limit", mci->aggr_limit); 4514df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan ATH_DUMP_BTCOEX("Stomp Type", btcoex->bt_stomp_type); 4524df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan ATH_DUMP_BTCOEX("BTCoex Period (msec)", btcoex->btcoex_period); 4534df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan ATH_DUMP_BTCOEX("Duty Cycle", btcoex->duty_cycle); 4544df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan ATH_DUMP_BTCOEX("BT Wait time", btcoex->bt_wait_time); 4554df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan ATH_DUMP_BTCOEX("Concurrent Tx", btcoex_hw->mci.concur_tx); 456ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("Concurrent RSSI cnt", btcoex->rssi_count); 457ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan 4585e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "BT Weights: "); 4594df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) 4605e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "%08x ", 4615e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi btcoex_hw->bt_weight[i]); 4625e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "\n"); 4635e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "WLAN Weights: "); 4644df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) 4655e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "%08x ", 4665e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi btcoex_hw->wlan_weight[i]); 4675e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "\n"); 4685e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "Tx Priorities: "); 4694df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan for (i = 0; i < ATH_BTCOEX_STOMP_MAX; i++) 4705e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "%08x ", 4714df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan btcoex_hw->tx_prio[i]); 472ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan 4735e88ba6228e66741811992a6c1d7cf37195ed4beZefir Kurtisi len += scnprintf(buf + len, size - len, "\n"); 4744df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan 4754df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan return len; 4764df50ca869890581020b95958251bd355c1dc6b1Rajkumar Manoharan} 477ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan 478ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharanstatic int ath9k_dump_legacy_btcoex(struct ath_softc *sc, u8 *buf, u32 size) 479ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan{ 480ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan 481ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan struct ath_btcoex *btcoex = &sc->btcoex; 482ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan u32 len = 0; 483ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan 484ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("Stomp Type", btcoex->bt_stomp_type); 485ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("BTCoex Period (msec)", btcoex->btcoex_period); 486ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("Duty Cycle", btcoex->duty_cycle); 487ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan ATH_DUMP_BTCOEX("BT Wait time", btcoex->bt_wait_time); 488ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan 489ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan return len; 490ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan} 491ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan 492ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharanint ath9k_dump_btcoex(struct ath_softc *sc, u8 *buf, u32 size) 493ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan{ 494ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan if (ath9k_hw_mci_is_enabled(sc->sc_ah)) 495ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan return ath9k_dump_mci_btcoex(sc, buf, size); 496ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan else 497ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan return ath9k_dump_legacy_btcoex(sc, buf, size); 498ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan} 499ac46ba4384d2c44c56702d0da591696045fba682Sujith Manoharan 5004daa7760e2da9324e740f7d872970fa91c8ea6f0Sujith Manoharan#endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ 501