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linux_dsm_epyc7002/drivers/net/wireless/ath/ath9k/pci.c
Sujith Manoharan 249943a221 ath9k: Check WOW triggers properly 
This patch makes sure that valid WOW triggers
are present before trying to suspend the device.
Also, introduce and use ATH_OP_WOW_ENABLED to
bypass PCI suspend and clear it in resume().

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-03 15:31:04 +02:00

1074 lines
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/*
* 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/pci-aspm.h>
#include <linux/ath9k_platform.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 */
{ PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */
{ PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
#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 },
/* 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 },
/* 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 = (struct ath_softc *) 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_softc *sc = (struct ath_softc *) common->priv;
struct ath9k_platform_data *pdata = sc->dev->platform_data;
if (pdata && !pdata->use_eeprom) {
if (off >= (ARRAY_SIZE(pdata->eeprom_data))) {
ath_err(common,
"%s: eeprom read failed, offset %08x is out of range\n",
__func__, off);
}
*data = pdata->eeprom_data[off];
} else {
struct ath_hw *ah = (struct ath_hw *) common->ah;
common->ops->read(ah, AR5416_EEPROM_OFFSET +
(off << AR5416_EEPROM_S));
if (!ath9k_hw_wait(ah,
AR_EEPROM_STATUS_DATA,
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),
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 = (struct ath_softc *) common->priv;
struct ath_hw *ah = sc->sc_ah;
struct pci_dev *pdev = to_pci_dev(sc->dev);
struct pci_dev *parent;
u16 aspm;
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);
pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm);
if (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];
if (pcim_enable_device(pdev))
return -EIO;
ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
if (ret) {
pr_err("32-bit DMA not available\n");
return ret;
}
ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
if (ret) {
pr_err("32-bit DMA consistent DMA enable failed\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;
ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "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;
}
ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name));
wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n",
hw_name, (unsigned long)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 pci_dev *pdev = to_pci_dev(device);
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
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(&pdev->dev, "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);
del_timer_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);
}
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