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Release 4.11 drivers/net/wireless/ath/ath5k/led.c

Directory: drivers/net/wireless/ath/ath5k
/*
 * 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.
 *
 */


#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#include <linux/pci.h>
#include "ath5k.h"


#define ATH_SDEVICE(subv, subd) \
	.vendor = PCI_ANY_ID, .device = PCI_ANY_ID, \
        .subvendor = (subv), .subdevice = (subd)


#define ATH_LED(pin, polarity) .driver_data = (((pin) << 8) | (polarity))

#define ATH_PIN(data) ((data) >> 8)

#define ATH_POLARITY(data) ((data) & 0xff)

/* Devices we match on for LED config info (typically laptops) */

static const struct pci_device_id ath5k_led_devices[] = {
	/* AR5211 */
	{ PCI_VDEVICE(ATHEROS, PCI_DEVICE_ID_ATHEROS_AR5211), ATH_LED(0, 0) },
	/* HP Compaq nc6xx, nc4000, nx6000 */
	{ ATH_SDEVICE(PCI_VENDOR_ID_COMPAQ, PCI_ANY_ID), ATH_LED(1, 1) },
	/* Acer Aspire One A150 (maximlevitsky@gmail.com) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_FOXCONN, 0xe008), ATH_LED(3, 0) },
	/* Acer Aspire One AO531h AO751h (keng-yu.lin@canonical.com) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_FOXCONN, 0xe00d), ATH_LED(3, 0) },
	/* Acer Ferrari 5000 (russ.dill@gmail.com) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_AMBIT, 0x0422), ATH_LED(1, 1) },
	/* E-machines E510 (tuliom@gmail.com) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_AMBIT, 0x0428), ATH_LED(3, 0) },
	/* BenQ Joybook R55v (nowymarluk@wp.pl) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0100), ATH_LED(1, 0) },
	/* Acer Extensa 5620z (nekoreeve@gmail.com) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0105), ATH_LED(3, 0) },
	/* Fukato Datacask Jupiter 1014a (mrb74@gmx.at) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_AZWAVE, 0x1026), ATH_LED(3, 0) },
	/* IBM ThinkPad AR5BXB6 (legovini@spiro.fisica.unipd.it) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_IBM, 0x058a), ATH_LED(1, 0) },
	/* HP Compaq CQ60-206US (ddreggors@jumptv.com) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137a), ATH_LED(3, 1) },
	/* HP Compaq C700 (nitrousnrg@gmail.com) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137b), ATH_LED(3, 0) },
	/* LiteOn AR5BXB63 (magooz@salug.it) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_ATHEROS, 0x3067), ATH_LED(3, 0) },
	/* IBM-specific AR5212 (all others) */
	{ PCI_VDEVICE(ATHEROS, PCI_DEVICE_ID_ATHEROS_AR5212_IBM), ATH_LED(0, 0) },
	/* Dell Vostro A860 (shahar@shahar-or.co.il) */
	{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0112), ATH_LED(3, 0) },
	{ }
};




void ath5k_led_enable(struct ath5k_hw *ah)
{
	if (test_bit(ATH_STAT_LEDSOFT, ah->status)) {
		ath5k_hw_set_gpio_output(ah, ah->led_pin);
		ath5k_led_off(ah);
	}
}


Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland3286.49%150.00%


Pavel Roskin513.51%150.00%


Total37100.00%2100.00%






static void ath5k_led_on(struct ath5k_hw *ah)
{
	if (!test_bit(ATH_STAT_LEDSOFT, ah->status))
		return;
	ath5k_hw_set_gpio(ah, ah->led_pin, ah->led_on);
}


Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland3183.78%133.33%


Pavel Roskin513.51%133.33%


Luis R. Rodriguez12.70%133.33%


Total37100.00%3100.00%






void ath5k_led_off(struct ath5k_hw *ah)
{
	if (!test_bit(ATH_STAT_LEDSOFT, ah->status))
		return;
	ath5k_hw_set_gpio(ah, ah->led_pin, !ah->led_on);
}


Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland3286.49%150.00%


Pavel Roskin513.51%150.00%


Total37100.00%2100.00%





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->ah);
	else
		ath5k_led_on(led->ah);
}


Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland4996.08%150.00%


Pavel Roskin23.92%150.00%


Total51100.00%2100.00%





static int

ath5k_register_led(struct ath5k_hw *ah, struct ath5k_led *led,
		   const char *name, const char *trigger)
{
	int err;

	led->ah = ah;
	strncpy(led->name, name, sizeof(led->name));
	led->name[sizeof(led->name)-1] = 0;
	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(ah->dev, &led->led_dev);
	if (err) {
		ATH5K_WARN(ah, "could not register LED %s\n", name);
		led->ah = NULL;
	}
	return err;
}


Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland12393.89%250.00%


Pavel Roskin75.34%125.00%


Johannes Berg10.76%125.00%


Total131100.00%4100.00%





static void

ath5k_unregister_led(struct ath5k_led *led)
{
	if (!led->ah)
		return;
	led_classdev_unregister(&led->led_dev);
	ath5k_led_off(led->ah);
	led->ah = NULL;
}


Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland3792.50%150.00%


Pavel Roskin37.50%150.00%


Total40100.00%2100.00%






void ath5k_unregister_leds(struct ath5k_hw *ah)
{
	ath5k_unregister_led(&ah->rx_led);
	ath5k_unregister_led(&ah->tx_led);
}


Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland2284.62%150.00%


Pavel Roskin415.38%150.00%


Total26100.00%2100.00%






int ath5k_init_leds(struct ath5k_hw *ah)
{
	int ret = 0;
	struct ieee80211_hw *hw = ah->hw;
#ifndef CONFIG_ATH5K_AHB
	struct pci_dev *pdev = ah->pdev;
#endif
	char name[ATH5K_LED_MAX_NAME_LEN + 1];
	const struct pci_device_id *match;

	if (!ah->pdev)
		return 0;

#ifdef CONFIG_ATH5K_AHB
	match = NULL;
#else
	match = pci_match_id(&ath5k_led_devices[0], pdev);
#endif
	if (match) {
		__set_bit(ATH_STAT_LEDSOFT, ah->status);
		ah->led_pin = ATH_PIN(match->driver_data);
		ah->led_on = ATH_POLARITY(match->driver_data);
	}

	if (!test_bit(ATH_STAT_LEDSOFT, ah->status))
		goto out;

	ath5k_led_enable(ah);

	snprintf(name, sizeof(name), "ath5k-%s::rx", wiphy_name(hw->wiphy));
	ret = ath5k_register_led(ah, &ah->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(ah, &ah->tx_led, name,
		ieee80211_get_tx_led_name(hw));
out:
	return ret;
}


Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland19283.12%233.33%


Sergey Ryazanov166.93%233.33%


Pavel Roskin146.06%116.67%


Felix Fietkau93.90%116.67%


Total231100.00%6100.00%




Overall Contributors
PersonTokensPropCommitsCommitProp
Bob Copeland70077.43%731.82%


Pavel Roskin454.98%14.55%


Paride Legovini343.76%14.55%


Tulio Magno Quites Machado Filho171.88%14.55%


Keng-Yu Lin171.88%14.55%


Shahar Or171.88%14.55%


Luca Verdesca171.88%14.55%


Marcos Chaparro161.77%14.55%


Sergey Ryazanov161.77%29.09%


Felix Fietkau91.00%14.55%


Joe Perches70.77%14.55%


Benoit Taine60.66%14.55%


Luis R. Rodriguez10.11%14.55%


Joseph Salisbury10.11%14.55%


Johannes Berg10.11%14.55%


Total904100.00%22100.00%


Directory: drivers/net/wireless/ath/ath5k



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