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205 lines
6.7 KiB
205 lines
6.7 KiB
/* |
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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 <[email protected]> |
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* Copyright (c) 2009 Bob Copeland <[email protected]> |
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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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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
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#include <linux/pci.h> |
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#include "ath5k.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 ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_FOXCONN, 0xe008), ATH_LED(3, 0) }, |
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/* Acer Aspire One AO531h AO751h ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_FOXCONN, 0xe00d), ATH_LED(3, 0) }, |
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/* Acer Ferrari 5000 ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_AMBIT, 0x0422), ATH_LED(1, 1) }, |
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/* E-machines E510 ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_AMBIT, 0x0428), ATH_LED(3, 0) }, |
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/* BenQ Joybook R55v ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0100), ATH_LED(1, 0) }, |
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/* Acer Extensa 5620z ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0105), ATH_LED(3, 0) }, |
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/* Fukato Datacask Jupiter 1014a ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_AZWAVE, 0x1026), ATH_LED(3, 0) }, |
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/* IBM ThinkPad AR5BXB6 ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_IBM, 0x058a), ATH_LED(1, 0) }, |
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/* HP Compaq CQ60-206US ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137a), ATH_LED(3, 1) }, |
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/* HP Compaq C700 ([email protected]) */ |
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{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137b), ATH_LED(3, 0) }, |
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/* LiteOn AR5BXB63 ([email protected]) */ |
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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 ([email protected]) */ |
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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_hw *ah) |
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{ |
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if (IS_ENABLED(CONFIG_MAC80211_LEDS) && |
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test_bit(ATH_STAT_LEDSOFT, ah->status)) { |
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ath5k_hw_set_gpio_output(ah, ah->led_pin); |
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ath5k_led_off(ah); |
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} |
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} |
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static void ath5k_led_on(struct ath5k_hw *ah) |
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{ |
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if (!test_bit(ATH_STAT_LEDSOFT, ah->status)) |
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return; |
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ath5k_hw_set_gpio(ah, ah->led_pin, ah->led_on); |
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} |
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void ath5k_led_off(struct ath5k_hw *ah) |
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{ |
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if (!IS_ENABLED(CONFIG_MAC80211_LEDS) || |
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!test_bit(ATH_STAT_LEDSOFT, ah->status)) |
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return; |
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ath5k_hw_set_gpio(ah, ah->led_pin, !ah->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->ah); |
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else |
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ath5k_led_on(led->ah); |
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} |
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static int |
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ath5k_register_led(struct ath5k_hw *ah, struct ath5k_led *led, |
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const char *name, const char *trigger) |
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{ |
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int err; |
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led->ah = ah; |
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strncpy(led->name, name, sizeof(led->name)); |
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led->name[sizeof(led->name)-1] = 0; |
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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(ah->dev, &led->led_dev); |
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if (err) { |
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ATH5K_WARN(ah, "could not register LED %s\n", name); |
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led->ah = 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 (!IS_ENABLED(CONFIG_MAC80211_LEDS) || !led->ah) |
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return; |
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led_classdev_unregister(&led->led_dev); |
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ath5k_led_off(led->ah); |
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led->ah = NULL; |
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} |
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void ath5k_unregister_leds(struct ath5k_hw *ah) |
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{ |
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ath5k_unregister_led(&ah->rx_led); |
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ath5k_unregister_led(&ah->tx_led); |
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} |
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int ath5k_init_leds(struct ath5k_hw *ah) |
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{ |
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int ret = 0; |
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struct ieee80211_hw *hw = ah->hw; |
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#ifndef CONFIG_ATH5K_AHB |
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struct pci_dev *pdev = ah->pdev; |
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#endif |
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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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if (!IS_ENABLED(CONFIG_MAC80211_LEDS) || !ah->pdev) |
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return 0; |
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#ifdef CONFIG_ATH5K_AHB |
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match = NULL; |
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#else |
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match = pci_match_id(&ath5k_led_devices[0], pdev); |
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#endif |
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if (match) { |
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__set_bit(ATH_STAT_LEDSOFT, ah->status); |
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ah->led_pin = ATH_PIN(match->driver_data); |
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ah->led_on = ATH_POLARITY(match->driver_data); |
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} |
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if (!test_bit(ATH_STAT_LEDSOFT, ah->status)) |
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goto out; |
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ath5k_led_enable(ah); |
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snprintf(name, sizeof(name), "ath5k-%s::rx", wiphy_name(hw->wiphy)); |
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ret = ath5k_register_led(ah, &ah->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(ah, &ah->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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