/*
 * Copyright (c) 2008-2011 Atheros Communications Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#include <linux/nl80211.h>
#include <linux/pci.h>
#include <linux/module.h>
#include "ath9k.h"

static const struct pci_device_id ath_pci_id_table[] = {
        { PCI_VDEVICE(ATHEROS, 0x0023) }, /* PCI   */
        { PCI_VDEVICE(ATHEROS, 0x0024) }, /* PCI-E */
        { PCI_VDEVICE(ATHEROS, 0x0027) }, /* PCI   */

#ifdef CONFIG_ATH9K_PCOEM
        /* Mini PCI AR9220 MB92 cards: Compex WLM200NX, Wistron DNMA-92 */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0029,
                         PCI_VENDOR_ID_ATHEROS,
                         0x2096),
          .driver_data = ATH9K_PCI_LED_ACT_HI },
#endif

        { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI   */

#ifdef CONFIG_ATH9K_PCOEM
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         PCI_VENDOR_ID_AZWAVE,
                         0x1C71),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE01F),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         0x11AD, /* LITEON */
                         0x6632),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         0x11AD, /* LITEON */
                         0x6642),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         PCI_VENDOR_ID_QMI,
                         0x0306),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         0x185F, /* WNC */
                         0x309D),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         0x10CF, /* Fujitsu */
                         0x147C),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         0x10CF, /* Fujitsu */
                         0x147D),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002A,
                         0x10CF, /* Fujitsu */
                         0x1536),
          .driver_data = ATH9K_PCI_D3_L1_WAR },
#endif

        { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */

#ifdef CONFIG_ATH9K_PCOEM
        /* AR9285 card for Asus */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x002B,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2C37),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
#endif

        { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */
        { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */
        { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI   */
        { PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */

        /* Killer Wireless (3x3) */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0030,
                         0x1A56,
                         0x2000),
          .driver_data = ATH9K_PCI_KILLER },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0030,
                         0x1A56,
                         0x2001),
          .driver_data = ATH9K_PCI_KILLER },

        { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E  AR9300 */

#ifdef CONFIG_ATH9K_PCOEM
        /* PCI-E CUS198 */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2086),
          .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x1237),
          .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2126),
          .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x126A),
          .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV },

        /* PCI-E CUS230 */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2152),
          .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE075),
          .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV },

        /* WB225 */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_ATHEROS,
                         0x3119),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_ATHEROS,
                         0x3122),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x185F, /* WNC */
                         0x3119),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x185F, /* WNC */
                         0x3027),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x4105),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x4106),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x410D),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x410E),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x410F),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_SAMSUNG,
                         0xC706),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_SAMSUNG,
                         0xC680),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_SAMSUNG,
                         0xC708),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_LENOVO,
                         0x3218),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_LENOVO,
                         0x3219),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },

        /* AR9485 cards with PLL power-save disabled by default. */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2C97),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2100),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x1C56, /* ASKEY */
                         0x4001),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x11AD, /* LITEON */
                         0x6627),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x11AD, /* LITEON */
                         0x6628),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE04E),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE04F),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x144F, /* ASKEY */
                         0x7197),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x1B9A, /* XAVI */
                         0x2000),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x1B9A, /* XAVI */
                         0x2001),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x1186),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x1F86),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x1195),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_AZWAVE,
                         0x1F95),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x1B9A, /* XAVI */
                         0x1C00),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         0x1B9A, /* XAVI */
                         0x1C01),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0032,
                         PCI_VENDOR_ID_ASUSTEK,
                         0x850D),
          .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE },
#endif

        { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E  AR9485 */
        { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E  AR9580 */

#ifdef CONFIG_ATH9K_PCOEM
        /* PCI-E CUS217 */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2116),
          .driver_data = ATH9K_PCI_CUS217 },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         0x11AD, /* LITEON */
                         0x6661),
          .driver_data = ATH9K_PCI_CUS217 },

        /* AR9462 with WoW support */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_ATHEROS,
                         0x3117),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_LENOVO,
                         0x3214),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_ATTANSIC,
                         0x0091),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2110),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_ASUSTEK,
                         0x850E),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         0x11AD, /* LITEON */
                         0x6631),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         0x11AD, /* LITEON */
                         0x6641),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_HP,
                         0x1864),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         0x14CD, /* USI */
                         0x0063),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         0x14CD, /* USI */
                         0x0064),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         0x10CF, /* Fujitsu */
                         0x1783),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_DELL,
                         0x020B),
          .driver_data = ATH9K_PCI_WOW },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0034,
                         PCI_VENDOR_ID_DELL,
                         0x0300),
          .driver_data = ATH9K_PCI_WOW },

        /* Killer Wireless (2x2) */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0030,
                         0x1A56,
                         0x2003),
          .driver_data = ATH9K_PCI_KILLER },

        { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E  AR9462 */
        { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E  AR1111/AR9485 */

        /* CUS252 */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_ATHEROS,
                         0x3028),
          .driver_data = ATH9K_PCI_CUS252 |
                         ATH9K_PCI_AR9565_2ANT |
                         ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2176),
          .driver_data = ATH9K_PCI_CUS252 |
                         ATH9K_PCI_AR9565_2ANT |
                         ATH9K_PCI_BT_ANT_DIV },

        /* WB335 1-ANT */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE068),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x185F, /* WNC */
                         0xA119),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0632),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x06B2),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0842),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x1842),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x6671),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x1B9A, /* XAVI */
                         0x2811),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x1B9A, /* XAVI */
                         0x2812),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x1B9A, /* XAVI */
                         0x28A1),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x1B9A, /* XAVI */
                         0x28A3),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x218A),
          .driver_data = ATH9K_PCI_AR9565_1ANT },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2F8A),
          .driver_data = ATH9K_PCI_AR9565_1ANT },

        /* WB335 1-ANT / Antenna Diversity */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_ATHEROS,
                         0x3025),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_ATHEROS,
                         0x3026),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_ATHEROS,
                         0x302B),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE069),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x185F, /* WNC */
                         0x3028),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0622),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0672),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0662),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x06A2),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0682),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x213A),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x213C),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_HP,
                         0x18E3),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_HP,
                         0x217F),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_HP,
                         0x2005),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_DELL,
                         0x020C),
          .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV },

        /* WB335 2-ANT / Antenna-Diversity */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x411A),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x411B),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x411C),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x411D),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x411E),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x4129),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_SAMSUNG,
                         0x412A),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_ATHEROS,
                         0x3027),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_ATHEROS,
                         0x302C),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0642),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0652),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0612),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0832),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x1832),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0692),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0803),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x11AD, /* LITEON */
                         0x0813),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2130),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x213B),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2182),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x218B),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x218C),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_AZWAVE,
                         0x2F82),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x144F, /* ASKEY */
                         0x7202),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x1B9A, /* XAVI */
                         0x2810),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x1B9A, /* XAVI */
                         0x2813),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x1B9A, /* XAVI */
                         0x28A2),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x1B9A, /* XAVI */
                         0x28A4),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x185F, /* WNC */
                         0x3027),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         0x185F, /* WNC */
                         0xA120),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE07F),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE08F),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE081),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE091),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_FOXCONN,
                         0xE099),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_LENOVO,
                         0x3026),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_LENOVO,
                         0x4026),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_ASUSTEK,
                         0x85F2),
          .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV },
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
                         0x0036,
                         PCI_VENDOR_ID_DELL,
                         0x020E),
          .driver_data = ATH9K_PCI_AR9565_2ANT |
                         ATH9K_PCI_BT_ANT_DIV |
                         ATH9K_PCI_LED_ACT_HI},

        /* PCI-E AR9565 (WB335) */
        { PCI_VDEVICE(ATHEROS, 0x0036),
          .driver_data = ATH9K_PCI_BT_ANT_DIV },
#endif

        { 0 }
};


/* return bus cachesize in 4B word units */
static void ath_pci_read_cachesize(struct ath_common *common, int *csz)
{
        struct ath_softc *sc = common->priv;
        u8 u8tmp;

        pci_read_config_byte(to_pci_dev(sc->dev), PCI_CACHE_LINE_SIZE, &u8tmp);
        *csz = (int)u8tmp;

        /*
         * This check was put in to avoid "unpleasant" consequences if
         * the bootrom has not fully initialized all PCI devices.
         * Sometimes the cache line size register is not set
         */

        if (*csz == 0)
                *csz = DEFAULT_CACHELINE >> 2;   /* Use the default size */
}

static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
{
        struct ath_hw *ah = common->ah;

        common->ops->read(ah, AR5416_EEPROM_OFFSET + (off << AR5416_EEPROM_S));

        if (!ath9k_hw_wait(ah,
                                AR_EEPROM_STATUS_DATA(ah),
                                AR_EEPROM_STATUS_DATA_BUSY |
                                AR_EEPROM_STATUS_DATA_PROT_ACCESS, 0,
                                AH_WAIT_TIMEOUT)) {
                return false;
        }

        *data = MS(common->ops->read(ah, AR_EEPROM_STATUS_DATA(ah)),
                        AR_EEPROM_STATUS_DATA_VAL);

        return true;
}

/* Need to be called after we discover btcoex capabilities */
static void ath_pci_aspm_init(struct ath_common *common)
{
        struct ath_softc *sc = common->priv;
        struct ath_hw *ah = sc->sc_ah;
        struct pci_dev *pdev = to_pci_dev(sc->dev);
        struct pci_dev *parent;
        u16 aspm;
        int ret;

        if (!ah->is_pciexpress)
                return;

        parent = pdev->bus->self;
        if (!parent)
                return;

        if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) &&
            (AR_SREV_9285(ah))) {
                /* Bluetooth coexistence requires disabling ASPM. */
                pcie_capability_clear_word(pdev, PCI_EXP_LNKCTL,
                        PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);

                /*
                 * Both upstream and downstream PCIe components should
                 * have the same ASPM settings.
                 */
                pcie_capability_clear_word(parent, PCI_EXP_LNKCTL,
                        PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1);

                ath_info(common, "Disabling ASPM since BTCOEX is enabled\n");
                return;
        }

        /*
         * 0x70c - Ack Frequency Register.
         *
         * Bits 27:29 - DEFAULT_L1_ENTRANCE_LATENCY.
         *
         * 000 : 1 us
         * 001 : 2 us
         * 010 : 4 us
         * 011 : 8 us
         * 100 : 16 us
         * 101 : 32 us
         * 110/111 : 64 us
         */
        if (AR_SREV_9462(ah))
                pci_read_config_dword(pdev, 0x70c, &ah->config.aspm_l1_fix);

        ret = pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm);
        if (!ret && (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1))) {
                ah->aspm_enabled = true;
                /* Initialize PCIe PM and SERDES registers. */
                ath9k_hw_configpcipowersave(ah, false);
                ath_info(common, "ASPM enabled: 0x%x\n", aspm);
        }
}

static const struct ath_bus_ops ath_pci_bus_ops = {
        .ath_bus_type = ATH_PCI,
        .read_cachesize = ath_pci_read_cachesize,
        .eeprom_read = ath_pci_eeprom_read,
        .aspm_init = ath_pci_aspm_init,
};

static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
        struct ath_softc *sc;
        struct ieee80211_hw *hw;
        u8 csz;
        u32 val;
        int ret = 0;
        char hw_name[64];
        int msi_enabled = 0;

        if (pcim_enable_device(pdev))
                return -EIO;

        ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
        if (ret) {
                pr_err("32-bit DMA not available\n");
                return ret;
        }

        /*
         * Cache line size is used to size and align various
         * structures used to communicate with the hardware.
         */
        pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &csz);
        if (csz == 0) {
                /*
                 * Linux 2.4.18 (at least) writes the cache line size
                 * register as a 16-bit wide register which is wrong.
                 * We must have this setup properly for rx buffer
                 * DMA to work so force a reasonable value here if it
                 * comes up zero.
                 */
                csz = L1_CACHE_BYTES / sizeof(u32);
                pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, csz);
        }
        /*
         * The default setting of latency timer yields poor results,
         * set it to the value used by other systems. It may be worth
         * tweaking this setting more.
         */
        pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0xa8);

        pci_set_master(pdev);

        /*
         * Disable the RETRY_TIMEOUT register (0x41) to keep
         * PCI Tx retries from interfering with C3 CPU state.
         */
        pci_read_config_dword(pdev, 0x40, &val);
        if ((val & 0x0000ff00) != 0)
                pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);

        ret = pcim_iomap_regions(pdev, BIT(0), "ath9k");
        if (ret) {
                dev_err(&pdev->dev, "PCI memory region reserve error\n");
                return -ENODEV;
        }

        ath9k_fill_chanctx_ops();
        hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops);
        if (!hw) {
                dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
                return -ENOMEM;
        }

        SET_IEEE80211_DEV(hw, &pdev->dev);
        pci_set_drvdata(pdev, hw);

        sc = hw->priv;
        sc->hw = hw;
        sc->dev = &pdev->dev;
        sc->mem = pcim_iomap_table(pdev)[0];
        sc->driver_data = id->driver_data;

        if (ath9k_use_msi) {
                if (pci_enable_msi(pdev) == 0) {
                        msi_enabled = 1;
                        dev_err(&pdev->dev, "Using MSI\n");
                } else {
                        dev_err(&pdev->dev, "Using INTx\n");
                }
        }

        if (!msi_enabled)
                ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc);
        else
                ret = request_irq(pdev->irq, ath_isr, 0, "ath9k", sc);

        if (ret) {
                dev_err(&pdev->dev, "request_irq failed\n");
                goto err_irq;
        }

        sc->irq = pdev->irq;

        ret = ath9k_init_device(id->device, sc, &ath_pci_bus_ops);
        if (ret) {
                dev_err(&pdev->dev, "Failed to initialize device\n");
                goto err_init;
        }

        sc->sc_ah->msi_enabled = msi_enabled;
        sc->sc_ah->msi_reg = 0;

        ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
        wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n",
                   hw_name, sc->mem, pdev->irq);

        return 0;

err_init:
        free_irq(sc->irq, sc);
err_irq:
        ieee80211_free_hw(hw);
        return ret;
}

static void ath_pci_remove(struct pci_dev *pdev)
{
        struct ieee80211_hw *hw = pci_get_drvdata(pdev);
        struct ath_softc *sc = hw->priv;

        if (!is_ath9k_unloaded)
                sc->sc_ah->ah_flags |= AH_UNPLUGGED;
        ath9k_deinit_device(sc);
        free_irq(sc->irq, sc);
        ieee80211_free_hw(sc->hw);
}

#ifdef CONFIG_PM_SLEEP

static int ath_pci_suspend(struct device *device)
{
        struct ieee80211_hw *hw = dev_get_drvdata(device);
        struct ath_softc *sc = hw->priv;
        struct ath_common *common = ath9k_hw_common(sc->sc_ah);

        if (test_bit(ATH_OP_WOW_ENABLED, &common->op_flags)) {
                dev_info(device, "WOW is enabled, bypassing PCI suspend\n");
                return 0;
        }

        /* The device has to be moved to FULLSLEEP forcibly.
         * Otherwise the chip never moved to full sleep,
         * when no interface is up.
         */
        ath9k_stop_btcoex(sc);
        ath9k_hw_disable(sc->sc_ah);
        timer_delete_sync(&sc->sleep_timer);
        ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);

        return 0;
}

static int ath_pci_resume(struct device *device)
{
        struct pci_dev *pdev = to_pci_dev(device);
        struct ieee80211_hw *hw = pci_get_drvdata(pdev);
        struct ath_softc *sc = hw->priv;
        struct ath_hw *ah = sc->sc_ah;
        struct ath_common *common = ath9k_hw_common(ah);
        u32 val;

        /*
         * Suspend/Resume resets the PCI configuration space, so we have to
         * re-disable the RETRY_TIMEOUT register (0x41) to keep
         * PCI Tx retries from interfering with C3 CPU state
         */
        pci_read_config_dword(pdev, 0x40, &val);
        if ((val & 0x0000ff00) != 0)
                pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);

        ath_pci_aspm_init(common);
        ah->reset_power_on = false;

        return 0;
}

static SIMPLE_DEV_PM_OPS(ath9k_pm_ops, ath_pci_suspend, ath_pci_resume);

#define ATH9K_PM_OPS    (&ath9k_pm_ops)

#else /* !CONFIG_PM_SLEEP */

#define ATH9K_PM_OPS    NULL

#endif /* !CONFIG_PM_SLEEP */


MODULE_DEVICE_TABLE(pci, ath_pci_id_table);

static struct pci_driver ath_pci_driver = {
        .name       = "ath9k",
        .id_table   = ath_pci_id_table,
        .probe      = ath_pci_probe,
        .remove     = ath_pci_remove,
        .driver.pm  = ATH9K_PM_OPS,
};

int ath_pci_init(void)
{
        return pci_register_driver(&ath_pci_driver);
}

void ath_pci_exit(void)
{
        pci_unregister_driver(&ath_pci_driver);
}