diff options
Diffstat (limited to 'gpxe/src/drivers/net/ath5k/ath5k_rfkill.c')
| -rw-r--r-- | gpxe/src/drivers/net/ath5k/ath5k_rfkill.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/gpxe/src/drivers/net/ath5k/ath5k_rfkill.c b/gpxe/src/drivers/net/ath5k/ath5k_rfkill.c deleted file mode 100644 index 9d0a2ff1..00000000 --- a/gpxe/src/drivers/net/ath5k/ath5k_rfkill.c +++ /dev/null @@ -1,107 +0,0 @@ -/* - * RFKILL support for ath5k - * - * Copyright (c) 2009 Tobias Doerffel <tobias.doerffel@gmail.com> - * Lightly modified for gPXE, Sep 2008 by Joshua Oreman <oremanj@rwcr.net> - * - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any - * redistribution must be conditioned upon including a substantially - * similar Disclaimer requirement for further binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY - * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL - * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, - * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER - * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGES. - */ - -FILE_LICENCE ( MIT ); - -#include "base.h" - - -static inline void ath5k_rfkill_disable(struct ath5k_softc *sc) -{ - DBG("ath5k: rfkill disable (gpio:%d polarity:%d)\n", - sc->rf_kill.gpio, sc->rf_kill.polarity); - ath5k_hw_set_gpio_output(sc->ah, sc->rf_kill.gpio); - ath5k_hw_set_gpio(sc->ah, sc->rf_kill.gpio, !sc->rf_kill.polarity); -} - - -static inline void ath5k_rfkill_enable(struct ath5k_softc *sc) -{ - DBG("ath5k: rfkill enable (gpio:%d polarity:%d)\n", - sc->rf_kill.gpio, sc->rf_kill.polarity); - ath5k_hw_set_gpio_output(sc->ah, sc->rf_kill.gpio); - ath5k_hw_set_gpio(sc->ah, sc->rf_kill.gpio, sc->rf_kill.polarity); -} - -static inline void ath5k_rfkill_set_intr(struct ath5k_softc *sc, int enable) -{ - struct ath5k_hw *ah = sc->ah; - u32 curval; - - ath5k_hw_set_gpio_input(ah, sc->rf_kill.gpio); - curval = ath5k_hw_get_gpio(ah, sc->rf_kill.gpio); - ath5k_hw_set_gpio_intr(ah, sc->rf_kill.gpio, enable ? - !!curval : !curval); -} - -static int __unused -ath5k_is_rfkill_set(struct ath5k_softc *sc) -{ - /* configuring GPIO for input for some reason disables rfkill */ - /*ath5k_hw_set_gpio_input(sc->ah, sc->rf_kill.gpio);*/ - return (ath5k_hw_get_gpio(sc->ah, sc->rf_kill.gpio) == - sc->rf_kill.polarity); -} - -void -ath5k_rfkill_hw_start(struct ath5k_hw *ah) -{ - struct ath5k_softc *sc = ah->ah_sc; - - /* read rfkill GPIO configuration from EEPROM header */ - sc->rf_kill.gpio = ah->ah_capabilities.cap_eeprom.ee_rfkill_pin; - sc->rf_kill.polarity = ah->ah_capabilities.cap_eeprom.ee_rfkill_pol; - - ath5k_rfkill_disable(sc); - - /* enable interrupt for rfkill switch */ - if (AR5K_EEPROM_HDR_RFKILL(ah->ah_capabilities.cap_eeprom.ee_header)) - ath5k_rfkill_set_intr(sc, 1); -} - - -void -ath5k_rfkill_hw_stop(struct ath5k_hw *ah) -{ - struct ath5k_softc *sc = ah->ah_sc; - - /* disable interrupt for rfkill switch */ - if (AR5K_EEPROM_HDR_RFKILL(ah->ah_capabilities.cap_eeprom.ee_header)) - ath5k_rfkill_set_intr(sc, 0); - - /* enable RFKILL when stopping HW so Wifi LED is turned off */ - ath5k_rfkill_enable(sc); -} |