Commit 0ed4548f authored by Bob Copeland's avatar Bob Copeland Committed by John W. Linville
Browse files

ath5k: extract LED code into a separate file 



Move LED code out of base.c for clarity.

Changes-licensed-under: 3-Clause-BSD
Signed-off-by: default avatarBob Copeland <me@bobcopeland.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 8d6c39ef

drivers/net/wireless/ath5k/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -10,5 +10,6 @@ ath5k-y += phy.o 
ath5k-y				+= reset.o

ath5k-y				+= attach.o

ath5k-y				+= base.o

ath5k-y				+= led.o

ath5k-$(CONFIG_ATH5K_DEBUG)	+= debug.o

obj-$(CONFIG_ATH5K)		+= ath5k.o

drivers/net/wireless/ath5k/ath5k.h

+6 −0
Original line number Diff line number Diff line
@@ -1129,6 +1129,12 @@ struct ath5k_hw { 
extern struct ath5k_hw *ath5k_hw_attach(struct ath5k_softc *sc, u8 mac_version);

extern void ath5k_hw_detach(struct ath5k_hw *ah);



/* LED functions */

extern int ath5k_init_leds(struct ath5k_softc *sc);

extern void ath5k_led_enable(struct ath5k_softc *sc);

extern void ath5k_led_off(struct ath5k_softc *sc);

extern void ath5k_unregister_leds(struct ath5k_softc *sc);



/* Reset Functions */

extern int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial);

extern int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode, struct ieee80211_channel *channel, bool change_channel);

drivers/net/wireless/ath5k/base.c

+0 −140
Original line number Diff line number Diff line
@@ -370,11 +370,6 @@ static irqreturn_t ath5k_intr(int irq, void *dev_id); 
static void 	ath5k_tasklet_reset(unsigned long data);



static void 	ath5k_calibrate(unsigned long data);

/* LED functions */

static int	ath5k_init_leds(struct ath5k_softc *sc);

static void	ath5k_led_enable(struct ath5k_softc *sc);

static void	ath5k_led_off(struct ath5k_softc *sc);

static void	ath5k_unregister_leds(struct ath5k_softc *sc);



/*

 * Module init/exit functions
@@ -2530,141 +2525,6 @@ ath5k_calibrate(unsigned long data) 
}







/***************\

* LED functions *

\***************/



static void

ath5k_led_enable(struct ath5k_softc *sc)

{

	if (test_bit(ATH_STAT_LEDSOFT, sc->status)) {

		ath5k_hw_set_gpio_output(sc->ah, sc->led_pin);

		ath5k_led_off(sc);

	}

}



static void

ath5k_led_on(struct ath5k_softc *sc)

{

	if (!test_bit(ATH_STAT_LEDSOFT, sc->status))

		return;

	ath5k_hw_set_gpio(sc->ah, sc->led_pin, sc->led_on);

}



static void

ath5k_led_off(struct ath5k_softc *sc)

{

	if (!test_bit(ATH_STAT_LEDSOFT, sc->status))

		return;

	ath5k_hw_set_gpio(sc->ah, sc->led_pin, !sc->led_on);

}



static void

ath5k_led_brightness_set(struct led_classdev *led_dev,

	enum led_brightness brightness)

{

	struct ath5k_led *led = container_of(led_dev, struct ath5k_led,

		led_dev);



	if (brightness == LED_OFF)

		ath5k_led_off(led->sc);

	else

		ath5k_led_on(led->sc);

}



static int

ath5k_register_led(struct ath5k_softc *sc, struct ath5k_led *led,

		   const char *name, char *trigger)

{

	int err;



	led->sc = sc;

	strncpy(led->name, name, sizeof(led->name));

	led->led_dev.name = led->name;

	led->led_dev.default_trigger = trigger;

	led->led_dev.brightness_set = ath5k_led_brightness_set;



	err = led_classdev_register(&sc->pdev->dev, &led->led_dev);

	if (err) {

		ATH5K_WARN(sc, "could not register LED %s\n", name);

		led->sc = NULL;

	}

	return err;

}



static void

ath5k_unregister_led(struct ath5k_led *led)

{

	if (!led->sc)

		return;

	led_classdev_unregister(&led->led_dev);

	ath5k_led_off(led->sc);

	led->sc = NULL;

}



static void

ath5k_unregister_leds(struct ath5k_softc *sc)

{

	ath5k_unregister_led(&sc->rx_led);

	ath5k_unregister_led(&sc->tx_led);

}





static int

ath5k_init_leds(struct ath5k_softc *sc)

{

	int ret = 0;

	struct ieee80211_hw *hw = sc->hw;

	struct pci_dev *pdev = sc->pdev;

	char name[ATH5K_LED_MAX_NAME_LEN + 1];



	/*

	 * Auto-enable soft led processing for IBM cards and for

	 * 5211 minipci cards.

	 */

	if (pdev->device == PCI_DEVICE_ID_ATHEROS_AR5212_IBM ||

	    pdev->device == PCI_DEVICE_ID_ATHEROS_AR5211) {

		__set_bit(ATH_STAT_LEDSOFT, sc->status);

		sc->led_pin = 0;

		sc->led_on = 0;  /* active low */

	}

	/* Enable softled on PIN1 on HP Compaq nc6xx, nc4000 & nx5000 laptops */

	if (pdev->subsystem_vendor == PCI_VENDOR_ID_COMPAQ) {

		__set_bit(ATH_STAT_LEDSOFT, sc->status);

		sc->led_pin = 1;

		sc->led_on = 1;  /* active high */

	}

	/*

	 * Pin 3 on Foxconn chips used in Acer Aspire One (0x105b:e008) and

	 * in emachines notebooks with AMBIT subsystem.

	 */

	if (pdev->subsystem_vendor == PCI_VENDOR_ID_FOXCONN ||

	    pdev->subsystem_vendor == PCI_VENDOR_ID_AMBIT) {

		__set_bit(ATH_STAT_LEDSOFT, sc->status);

		sc->led_pin = 3;

		sc->led_on = 0;  /* active low */

	}



	if (!test_bit(ATH_STAT_LEDSOFT, sc->status))

		goto out;



	ath5k_led_enable(sc);



	snprintf(name, sizeof(name), "ath5k-%s::rx", wiphy_name(hw->wiphy));

	ret = ath5k_register_led(sc, &sc->rx_led, name,

		ieee80211_get_rx_led_name(hw));

	if (ret)

		goto out;



	snprintf(name, sizeof(name), "ath5k-%s::tx", wiphy_name(hw->wiphy));

	ret = ath5k_register_led(sc, &sc->tx_led, name,

		ieee80211_get_tx_led_name(hw));

out:

	return ret;

}





/********************\

* Mac80211 functions *

\********************/

drivers/net/wireless/ath5k/led.c

0 → 100644
+169 −0
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2002-2005 Sam Leffler, Errno Consulting

 * Copyright (c) 2004-2005 Atheros Communications, Inc.

 * Copyright (c) 2007 Jiri Slaby <jirislaby@gmail.com>

 * Copyright (c) 2009 Bob Copeland <me@bobcopeland.com>

 *

 * 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.

 *

 * Alternatively, this software may be distributed under the terms of the

 * GNU General Public License ("GPL") version 2 as published by the Free

 * Software Foundation.

 *

 * 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.

 *

 */



#include <linux/pci.h>

#include "ath5k.h"

#include "base.h"



void ath5k_led_enable(struct ath5k_softc *sc)

{

	if (test_bit(ATH_STAT_LEDSOFT, sc->status)) {

		ath5k_hw_set_gpio_output(sc->ah, sc->led_pin);

		ath5k_led_off(sc);

	}

}



void ath5k_led_on(struct ath5k_softc *sc)

{

	if (!test_bit(ATH_STAT_LEDSOFT, sc->status))

		return;

	ath5k_hw_set_gpio(sc->ah, sc->led_pin, sc->led_on);

}



void ath5k_led_off(struct ath5k_softc *sc)

{

	if (!test_bit(ATH_STAT_LEDSOFT, sc->status))

		return;

	ath5k_hw_set_gpio(sc->ah, sc->led_pin, !sc->led_on);

}



static void

ath5k_led_brightness_set(struct led_classdev *led_dev,

	enum led_brightness brightness)

{

	struct ath5k_led *led = container_of(led_dev, struct ath5k_led,

		led_dev);



	if (brightness == LED_OFF)

		ath5k_led_off(led->sc);

	else

		ath5k_led_on(led->sc);

}



static int

ath5k_register_led(struct ath5k_softc *sc, struct ath5k_led *led,

		   const char *name, char *trigger)

{

	int err;



	led->sc = sc;

	strncpy(led->name, name, sizeof(led->name));

	led->led_dev.name = led->name;

	led->led_dev.default_trigger = trigger;

	led->led_dev.brightness_set = ath5k_led_brightness_set;



	err = led_classdev_register(&sc->pdev->dev, &led->led_dev);

	if (err) {

		ATH5K_WARN(sc, "could not register LED %s\n", name);

		led->sc = NULL;

	}

	return err;

}



static void

ath5k_unregister_led(struct ath5k_led *led)

{

	if (!led->sc)

		return;

	led_classdev_unregister(&led->led_dev);

	ath5k_led_off(led->sc);

	led->sc = NULL;

}



void ath5k_unregister_leds(struct ath5k_softc *sc)

{

	ath5k_unregister_led(&sc->rx_led);

	ath5k_unregister_led(&sc->tx_led);

}





int ath5k_init_leds(struct ath5k_softc *sc)

{

	int ret = 0;

	struct ieee80211_hw *hw = sc->hw;

	struct pci_dev *pdev = sc->pdev;

	char name[ATH5K_LED_MAX_NAME_LEN + 1];



	/*

	 * Auto-enable soft led processing for IBM cards and for

	 * 5211 minipci cards.

	 */

	if (pdev->device == PCI_DEVICE_ID_ATHEROS_AR5212_IBM ||

	    pdev->device == PCI_DEVICE_ID_ATHEROS_AR5211) {

		__set_bit(ATH_STAT_LEDSOFT, sc->status);

		sc->led_pin = 0;

		sc->led_on = 0;  /* active low */

	}

	/* Enable softled on PIN1 on HP Compaq nc6xx, nc4000 & nx5000 laptops */

	if (pdev->subsystem_vendor == PCI_VENDOR_ID_COMPAQ) {

		__set_bit(ATH_STAT_LEDSOFT, sc->status);

		sc->led_pin = 1;

		sc->led_on = 1;  /* active high */

	}

	/*

	 * Pin 3 on Foxconn chips used in Acer Aspire One (0x105b:e008) and

	 * in emachines notebooks with AMBIT subsystem.

	 */

	if (pdev->subsystem_vendor == PCI_VENDOR_ID_FOXCONN ||

	    pdev->subsystem_vendor == PCI_VENDOR_ID_AMBIT) {

		__set_bit(ATH_STAT_LEDSOFT, sc->status);

		sc->led_pin = 3;

		sc->led_on = 0;  /* active low */

	}



	if (!test_bit(ATH_STAT_LEDSOFT, sc->status))

		goto out;



	ath5k_led_enable(sc);



	snprintf(name, sizeof(name), "ath5k-%s::rx", wiphy_name(hw->wiphy));

	ret = ath5k_register_led(sc, &sc->rx_led, name,

		ieee80211_get_rx_led_name(hw));

	if (ret)

		goto out;



	snprintf(name, sizeof(name), "ath5k-%s::tx", wiphy_name(hw->wiphy));

	ret = ath5k_register_led(sc, &sc->tx_led, name,

		ieee80211_get_tx_led_name(hw));

out:

	return ret;

}

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