ath5k_rfkill.c File Reference

#include "base.h"

Go to the source code of this file.

Functions
	FILE_LICENCE (MIT)
static void	ath5k_rfkill_disable (struct ath5k_softc *sc)
static void	ath5k_rfkill_enable (struct ath5k_softc *sc)
static void	ath5k_rfkill_set_intr (struct ath5k_softc *sc, int enable)
static int __unused	ath5k_is_rfkill_set (struct ath5k_softc *sc)
void	ath5k_rfkill_hw_start (struct ath5k_hw *ah)
void	ath5k_rfkill_hw_stop (struct ath5k_hw *ah)

---

Function Documentation

FILE_LICENCE

(

MIT

)

static void ath5k_rfkill_disable

(

struct ath5k_softc *

sc

)

[inline, static]

Definition at line 42 of file ath5k_rfkill.c.

References ath5k_softc::ah, ath5k_hw_set_gpio(), ath5k_hw_set_gpio_output(), DBG, ath5k_softc::gpio, ath5k_softc::polarity, and ath5k_softc::rf_kill.

Referenced by ath5k_rfkill_hw_start().

{
        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 void ath5k_rfkill_enable

(

struct ath5k_softc *

sc

)

[inline, static]

Definition at line 51 of file ath5k_rfkill.c.

References ath5k_softc::ah, ath5k_hw_set_gpio(), ath5k_hw_set_gpio_output(), DBG, ath5k_softc::gpio, ath5k_softc::polarity, and ath5k_softc::rf_kill.

Referenced by ath5k_rfkill_hw_stop().

{
        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 void ath5k_rfkill_set_intr	(	struct ath5k_softc *	sc,
		int	enable
	)			[inline, static]

Definition at line 59 of file ath5k_rfkill.c.

References ath5k_softc::ah, ath5k_hw_get_gpio(), ath5k_hw_set_gpio_input(), ath5k_hw_set_gpio_intr(), ath5k_softc::gpio, ath5k_softc::rf_kill, and u32.

Referenced by ath5k_rfkill_hw_start(), and ath5k_rfkill_hw_stop().

{
        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

)

[static]

Definition at line 71 of file ath5k_rfkill.c.

References ath5k_softc::ah, ath5k_hw_get_gpio(), ath5k_softc::gpio, ath5k_softc::polarity, and ath5k_softc::rf_kill.

{
        /* 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

)

Definition at line 80 of file ath5k_rfkill.c.

References ath5k_hw::ah_capabilities, ath5k_hw::ah_sc, AR5K_EEPROM_HDR_RFKILL, ath5k_rfkill_disable(), ath5k_rfkill_set_intr(), ath5k_capabilities::cap_eeprom, ath5k_eeprom_info::ee_header, ath5k_eeprom_info::ee_rfkill_pin, ath5k_eeprom_info::ee_rfkill_pol, ath5k_softc::gpio, ath5k_softc::polarity, and ath5k_softc::rf_kill.

Referenced by ath5k_init().

{
        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

)

Definition at line 97 of file ath5k_rfkill.c.

References ath5k_hw::ah_capabilities, ath5k_hw::ah_sc, AR5K_EEPROM_HDR_RFKILL, ath5k_rfkill_enable(), ath5k_rfkill_set_intr(), ath5k_capabilities::cap_eeprom, and ath5k_eeprom_info::ee_header.

Referenced by ath5k_stop_hw().

{
        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);
}