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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 | /* * 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 (IS_ENABLED(CONFIG_MAC80211_LEDS) && test_bit(ATH_STAT_LEDSOFT, ah->status)) { ath5k_hw_set_gpio_output(ah, ah->led_pin); ath5k_led_off(ah); } } 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); } void ath5k_led_off(struct ath5k_hw *ah) { if (!IS_ENABLED(CONFIG_MAC80211_LEDS) || !test_bit(ATH_STAT_LEDSOFT, ah->status)) return; ath5k_hw_set_gpio(ah, ah->led_pin, !ah->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->ah); else ath5k_led_on(led->ah); } 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; } static void ath5k_unregister_led(struct ath5k_led *led) { if (!IS_ENABLED(CONFIG_MAC80211_LEDS) || !led->ah) return; led_classdev_unregister(&led->led_dev); ath5k_led_off(led->ah); led->ah = NULL; } void ath5k_unregister_leds(struct ath5k_hw *ah) { ath5k_unregister_led(&ah->rx_led); ath5k_unregister_led(&ah->tx_led); } 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 (!IS_ENABLED(CONFIG_MAC80211_LEDS) || !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; } |