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47db3a677b
With following patch, LED should now work with LiteOn AR5BXB63 mini pci-e cards. (Broken patch fixed-up by me...let's hope I did it right! -- JWL) Signed-off-by: Luca Verdesca <magooz@salug.it> Acked-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
193 lines
6.4 KiB
C
193 lines
6.4 KiB
C
/*
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* Copyright (c) 2002-2005 Sam Leffler, Errno Consulting
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* Copyright (c) 2004-2005 Atheros Communications, Inc.
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* Copyright (c) 2007 Jiri Slaby <jirislaby@gmail.com>
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* Copyright (c) 2009 Bob Copeland <me@bobcopeland.com>
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
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* redistribution must be conditioned upon including a substantially
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* similar Disclaimer requirement for further binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGES.
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*
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*/
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#include <linux/pci.h>
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#include "ath5k.h"
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#include "base.h"
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#define ATH_SDEVICE(subv,subd) \
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.vendor = PCI_ANY_ID, .device = PCI_ANY_ID, \
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.subvendor = (subv), .subdevice = (subd)
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#define ATH_LED(pin,polarity) .driver_data = (((pin) << 8) | (polarity))
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#define ATH_PIN(data) ((data) >> 8)
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#define ATH_POLARITY(data) ((data) & 0xff)
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/* Devices we match on for LED config info (typically laptops) */
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static const struct pci_device_id ath5k_led_devices[] = {
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/* AR5211 */
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{ PCI_VDEVICE(ATHEROS, PCI_DEVICE_ID_ATHEROS_AR5211), ATH_LED(0, 0) },
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/* HP Compaq nc6xx, nc4000, nx6000 */
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{ ATH_SDEVICE(PCI_VENDOR_ID_COMPAQ, PCI_ANY_ID), ATH_LED(1, 1) },
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/* Acer Aspire One A150 (maximlevitsky@gmail.com) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_FOXCONN, 0xe008), ATH_LED(3, 0) },
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/* Acer Aspire One AO531h AO751h (keng-yu.lin@canonical.com) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_FOXCONN, 0xe00d), ATH_LED(3, 0) },
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/* Acer Ferrari 5000 (russ.dill@gmail.com) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_AMBIT, 0x0422), ATH_LED(1, 1) },
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/* E-machines E510 (tuliom@gmail.com) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_AMBIT, 0x0428), ATH_LED(3, 0) },
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/* BenQ Joybook R55v (nowymarluk@wp.pl) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0100), ATH_LED(1, 0) },
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/* Acer Extensa 5620z (nekoreeve@gmail.com) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0105), ATH_LED(3, 0) },
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/* Fukato Datacask Jupiter 1014a (mrb74@gmx.at) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_AZWAVE, 0x1026), ATH_LED(3, 0) },
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/* IBM ThinkPad AR5BXB6 (legovini@spiro.fisica.unipd.it) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_IBM, 0x058a), ATH_LED(1, 0) },
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/* HP Compaq CQ60-206US (ddreggors@jumptv.com) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137a), ATH_LED(3, 1) },
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/* HP Compaq C700 (nitrousnrg@gmail.com) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137b), ATH_LED(3, 1) },
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/* LiteOn AR5BXB63 (magooz@salug.it) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_ATHEROS, 0x3067), ATH_LED(3, 0) },
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/* IBM-specific AR5212 (all others) */
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{ PCI_VDEVICE(ATHEROS, PCI_DEVICE_ID_ATHEROS_AR5212_IBM), ATH_LED(0, 0) },
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/* Dell Vostro A860 (shahar@shahar-or.co.il) */
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{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0112), ATH_LED(3, 0) },
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{ }
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};
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void ath5k_led_enable(struct ath5k_softc *sc)
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{
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if (test_bit(ATH_STAT_LEDSOFT, sc->status)) {
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ath5k_hw_set_gpio_output(sc->ah, sc->led_pin);
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ath5k_led_off(sc);
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}
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}
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static void ath5k_led_on(struct ath5k_softc *sc)
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{
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if (!test_bit(ATH_STAT_LEDSOFT, sc->status))
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return;
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ath5k_hw_set_gpio(sc->ah, sc->led_pin, sc->led_on);
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}
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void ath5k_led_off(struct ath5k_softc *sc)
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{
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if (!test_bit(ATH_STAT_LEDSOFT, sc->status))
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return;
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ath5k_hw_set_gpio(sc->ah, sc->led_pin, !sc->led_on);
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}
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static void
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ath5k_led_brightness_set(struct led_classdev *led_dev,
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enum led_brightness brightness)
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{
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struct ath5k_led *led = container_of(led_dev, struct ath5k_led,
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led_dev);
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if (brightness == LED_OFF)
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ath5k_led_off(led->sc);
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else
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ath5k_led_on(led->sc);
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}
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static int
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ath5k_register_led(struct ath5k_softc *sc, struct ath5k_led *led,
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const char *name, char *trigger)
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{
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int err;
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led->sc = sc;
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strncpy(led->name, name, sizeof(led->name));
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led->led_dev.name = led->name;
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led->led_dev.default_trigger = trigger;
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led->led_dev.brightness_set = ath5k_led_brightness_set;
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err = led_classdev_register(&sc->pdev->dev, &led->led_dev);
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if (err) {
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ATH5K_WARN(sc, "could not register LED %s\n", name);
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led->sc = NULL;
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}
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return err;
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}
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static void
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ath5k_unregister_led(struct ath5k_led *led)
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{
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if (!led->sc)
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return;
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led_classdev_unregister(&led->led_dev);
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ath5k_led_off(led->sc);
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led->sc = NULL;
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}
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void ath5k_unregister_leds(struct ath5k_softc *sc)
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{
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ath5k_unregister_led(&sc->rx_led);
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ath5k_unregister_led(&sc->tx_led);
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}
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int ath5k_init_leds(struct ath5k_softc *sc)
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{
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int ret = 0;
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struct ieee80211_hw *hw = sc->hw;
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struct pci_dev *pdev = sc->pdev;
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char name[ATH5K_LED_MAX_NAME_LEN + 1];
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const struct pci_device_id *match;
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match = pci_match_id(&ath5k_led_devices[0], pdev);
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if (match) {
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__set_bit(ATH_STAT_LEDSOFT, sc->status);
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sc->led_pin = ATH_PIN(match->driver_data);
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sc->led_on = ATH_POLARITY(match->driver_data);
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}
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if (!test_bit(ATH_STAT_LEDSOFT, sc->status))
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goto out;
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ath5k_led_enable(sc);
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snprintf(name, sizeof(name), "ath5k-%s::rx", wiphy_name(hw->wiphy));
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ret = ath5k_register_led(sc, &sc->rx_led, name,
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ieee80211_get_rx_led_name(hw));
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if (ret)
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goto out;
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snprintf(name, sizeof(name), "ath5k-%s::tx", wiphy_name(hw->wiphy));
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ret = ath5k_register_led(sc, &sc->tx_led, name,
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ieee80211_get_tx_led_name(hw));
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out:
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return ret;
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}
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