From 17d50d1df48631ae868958032edada7aa920636b Mon Sep 17 00:00:00 2001 From: Vasanthakumar Thiagarajan Date: Wed, 26 Aug 2009 21:08:44 +0530 Subject: [PATCH] ath9k: Move btcoex stuff from hw.[ch] to new btcoex.[ch] Signed-off-by: Vasanthakumar Thiagarajan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/Makefile | 3 +- drivers/net/wireless/ath/ath9k/ath9k.h | 1 + drivers/net/wireless/ath/ath9k/btcoex.c | 55 +++++++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath9k/btcoex.h | 24 ++++++++++++++ drivers/net/wireless/ath/ath9k/hw.c | 42 ------------------------- drivers/net/wireless/ath/ath9k/hw.h | 4 --- 6 files changed, 82 insertions(+), 47 deletions(-) create mode 100644 drivers/net/wireless/ath/ath9k/btcoex.c create mode 100644 drivers/net/wireless/ath/ath9k/btcoex.h diff --git a/drivers/net/wireless/ath/ath9k/Makefile b/drivers/net/wireless/ath/ath9k/Makefile index 28443e0..ff2c9a2 100644 --- a/drivers/net/wireless/ath/ath9k/Makefile +++ b/drivers/net/wireless/ath/ath9k/Makefile @@ -12,7 +12,8 @@ ath9k-y += hw.o \ recv.o \ xmit.o \ virtual.o \ - rc.o + rc.o \ + btcoex.o ath9k-$(CONFIG_PCI) += pci.o ath9k-$(CONFIG_ATHEROS_AR71XX) += ahb.o diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 0868800..1a8d679 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -26,6 +26,7 @@ #include "rc.h" #include "debug.h" #include "../ath.h" +#include "btcoex.h" struct ath_node; diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c new file mode 100644 index 0000000..abaf92d --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/btcoex.c @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2009 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "ath9k.h" + +void ath9k_hw_btcoex_init(struct ath_hw *ah) +{ + /* connect bt_active to baseband */ + REG_CLR_BIT(ah, AR_GPIO_INPUT_EN_VAL, + (AR_GPIO_INPUT_EN_VAL_BT_PRIORITY_DEF | + AR_GPIO_INPUT_EN_VAL_BT_FREQUENCY_DEF)); + + REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, + AR_GPIO_INPUT_EN_VAL_BT_ACTIVE_BB); + + /* Set input mux for bt_active to gpio pin */ + REG_RMW_FIELD(ah, AR_GPIO_INPUT_MUX1, + AR_GPIO_INPUT_MUX1_BT_ACTIVE, + ah->btactive_gpio); + + /* Configure the desired gpio port for input */ + ath9k_hw_cfg_gpio_input(ah, ah->btactive_gpio); +} + +void ath9k_hw_btcoex_enable(struct ath_hw *ah) +{ + /* Configure the desired GPIO port for TX_FRAME output */ + ath9k_hw_cfg_output(ah, ah->wlanactive_gpio, + AR_GPIO_OUTPUT_MUX_AS_TX_FRAME); + + ah->ah_sc->sc_flags |= SC_OP_BTCOEX_ENABLED; +} + +void ath9k_hw_btcoex_disable(struct ath_hw *ah) +{ + ath9k_hw_set_gpio(ah, ah->wlanactive_gpio, 0); + + ath9k_hw_cfg_output(ah, ah->wlanactive_gpio, + AR_GPIO_OUTPUT_MUX_AS_OUTPUT); + + ah->ah_sc->sc_flags &= ~SC_OP_BTCOEX_ENABLED; +} diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h new file mode 100644 index 0000000..9954280 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/btcoex.h @@ -0,0 +1,24 @@ +/* + * Copyright (c) 2009 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef BTCOEX_H +#define BTCOEX_H + +void ath9k_hw_btcoex_init(struct ath_hw *ah); +void ath9k_hw_btcoex_enable(struct ath_hw *ah); +void ath9k_hw_btcoex_disable(struct ath_hw *ah); + +#endif diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index d81e826..c3ecc7e 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -4068,45 +4068,3 @@ void ath9k_hw_set11nmac2040(struct ath_hw *ah, enum ath9k_ht_macmode mode) REG_WRITE(ah, AR_2040_MODE, macmode); } - -/***************************/ -/* Bluetooth Coexistence */ -/***************************/ - -void ath9k_hw_btcoex_init(struct ath_hw *ah) -{ - /* connect bt_active to baseband */ - REG_CLR_BIT(ah, AR_GPIO_INPUT_EN_VAL, - (AR_GPIO_INPUT_EN_VAL_BT_PRIORITY_DEF | - AR_GPIO_INPUT_EN_VAL_BT_FREQUENCY_DEF)); - - REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, - AR_GPIO_INPUT_EN_VAL_BT_ACTIVE_BB); - - /* Set input mux for bt_active to gpio pin */ - REG_RMW_FIELD(ah, AR_GPIO_INPUT_MUX1, - AR_GPIO_INPUT_MUX1_BT_ACTIVE, - ah->btactive_gpio); - - /* Configure the desired gpio port for input */ - ath9k_hw_cfg_gpio_input(ah, ah->btactive_gpio); -} - -void ath9k_hw_btcoex_enable(struct ath_hw *ah) -{ - /* Configure the desired GPIO port for TX_FRAME output */ - ath9k_hw_cfg_output(ah, ah->wlanactive_gpio, - AR_GPIO_OUTPUT_MUX_AS_TX_FRAME); - - ah->ah_sc->sc_flags |= SC_OP_BTCOEX_ENABLED; -} - -void ath9k_hw_btcoex_disable(struct ath_hw *ah) -{ - ath9k_hw_set_gpio(ah, ah->wlanactive_gpio, 0); - - ath9k_hw_cfg_output(ah, ah->wlanactive_gpio, - AR_GPIO_OUTPUT_MUX_AS_OUTPUT); - - ah->ah_sc->sc_flags &= ~SC_OP_BTCOEX_ENABLED; -} diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index e634cb4..32f7c4b 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -614,8 +614,4 @@ bool ath9k_hw_intrpend(struct ath_hw *ah); bool ath9k_hw_getisr(struct ath_hw *ah, enum ath9k_int *masked); enum ath9k_int ath9k_hw_set_interrupts(struct ath_hw *ah, enum ath9k_int ints); -void ath9k_hw_btcoex_init(struct ath_hw *ah); -void ath9k_hw_btcoex_enable(struct ath_hw *ah); -void ath9k_hw_btcoex_disable(struct ath_hw *ah); - #endif -- 2.7.4