Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/gi…

…t/linville/wireless-next into for-davem

MAINTAINERS

@@ -1674,10 +1674,9 @@ F:	drivers/net/ethernet/broadcom/tg3.*
 
 BROADCOM BRCM80211 IEEE802.11n WIRELESS DRIVER
 M:	Brett Rudley <brudley@broadcom.com>
-M:	Roland Vossen <rvossen@broadcom.com>
 M:	Arend van Spriel <arend@broadcom.com>
 M:	Franky (Zhenhui) Lin <frankyl@broadcom.com>
-M:	Kan Yan	<kanyan@broadcom.com>
+M:	Hante Meuleman <meuleman@broadcom.com>
 L:	linux-wireless@vger.kernel.org
 L:	brcm80211-dev-list@broadcom.com
 S:	Supported

drivers/bcma/bcma_private.h

@@ -84,6 +84,8 @@ extern void __exit bcma_host_pci_exit(void);
 /* driver_pci.c */
 u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address);
 
+extern int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc);
+
 #ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE
 bool __devinit bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc);
 void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc);

drivers/bcma/driver_chipcommon.c

@@ -4,12 +4,15 @@
  *
  * Copyright 2005, Broadcom Corporation
  * Copyright 2006, 2007, Michael Buesch <m@bues.ch>
+ * Copyright 2012, Hauke Mehrtens <hauke@hauke-m.de>
  *
  * Licensed under the GNU/GPL. See COPYING for details.
  */
 
 #include "bcma_private.h"
+#include <linux/bcm47xx_wdt.h>
 #include <linux/export.h>
+#include <linux/platform_device.h>
 #include <linux/bcma/bcma.h>
 
 static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset,
@@ -22,6 +25,90 @@ static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset,
 	return value;
 }
 
+static u32 bcma_chipco_alp_clock(struct bcma_drv_cc *cc)
+{
+	if (cc->capabilities & BCMA_CC_CAP_PMU)
+		return bcma_pmu_alp_clock(cc);
+
+	return 20000000;
+}
+
+static u32 bcma_chipco_watchdog_get_max_timer(struct bcma_drv_cc *cc)
+{
+	struct bcma_bus *bus = cc->core->bus;
+	u32 nb;
+
+	if (cc->capabilities & BCMA_CC_CAP_PMU) {
+		if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706)
+			nb = 32;
+		else if (cc->core->id.rev < 26)
+			nb = 16;
+		else
+			nb = (cc->core->id.rev >= 37) ? 32 : 24;
+	} else {
+		nb = 28;
+	}
+	if (nb == 32)
+		return 0xffffffff;
+	else
+		return (1 << nb) - 1;
+}
+
+static u32 bcma_chipco_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt,
+					      u32 ticks)
+{
+	struct bcma_drv_cc *cc = bcm47xx_wdt_get_drvdata(wdt);
+
+	return bcma_chipco_watchdog_timer_set(cc, ticks);
+}
+
+static u32 bcma_chipco_watchdog_timer_set_ms_wdt(struct bcm47xx_wdt *wdt,
+						 u32 ms)
+{
+	struct bcma_drv_cc *cc = bcm47xx_wdt_get_drvdata(wdt);
+	u32 ticks;
+
+	ticks = bcma_chipco_watchdog_timer_set(cc, cc->ticks_per_ms * ms);
+	return ticks / cc->ticks_per_ms;
+}
+
+static int bcma_chipco_watchdog_ticks_per_ms(struct bcma_drv_cc *cc)
+{
+	struct bcma_bus *bus = cc->core->bus;
+
+	if (cc->capabilities & BCMA_CC_CAP_PMU) {
+		if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706)
+			/* 4706 CC and PMU watchdogs are clocked at 1/4 of ALP clock */
+			return bcma_chipco_alp_clock(cc) / 4000;
+		else
+			/* based on 32KHz ILP clock */
+			return 32;
+	} else {
+		return bcma_chipco_alp_clock(cc) / 1000;
+	}
+}
+
+int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc)
+{
+	struct bcm47xx_wdt wdt = {};
+	struct platform_device *pdev;
+
+	wdt.driver_data = cc;
+	wdt.timer_set = bcma_chipco_watchdog_timer_set_wdt;
+	wdt.timer_set_ms = bcma_chipco_watchdog_timer_set_ms_wdt;
+	wdt.max_timer_ms = bcma_chipco_watchdog_get_max_timer(cc) / cc->ticks_per_ms;
+
+	pdev = platform_device_register_data(NULL, "bcm47xx-wdt",
+					     cc->core->bus->num, &wdt,
+					     sizeof(wdt));
+	if (IS_ERR(pdev))
+		return PTR_ERR(pdev);
+
+	cc->watchdog = pdev;
+
+	return 0;
+}
+
 void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc)
 {
 	if (cc->early_setup_done)
@@ -69,15 +156,33 @@ void bcma_core_chipcommon_init(struct bcma_drv_cc *cc)
 			((leddc_on << BCMA_CC_GPIOTIMER_ONTIME_SHIFT) |
 			 (leddc_off << BCMA_CC_GPIOTIMER_OFFTIME_SHIFT)));
 	}
+	cc->ticks_per_ms = bcma_chipco_watchdog_ticks_per_ms(cc);
 
 	cc->setup_done = true;
 }
 
 /* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
-void bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks)
+u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks)
 {
-	/* instant NMI */
-	bcma_cc_write32(cc, BCMA_CC_WATCHDOG, ticks);
+	u32 maxt;
+	enum bcma_clkmode clkmode;
+
+	maxt = bcma_chipco_watchdog_get_max_timer(cc);
+	if (cc->capabilities & BCMA_CC_CAP_PMU) {
+		if (ticks == 1)
+			ticks = 2;
+		else if (ticks > maxt)
+			ticks = maxt;
+		bcma_cc_write32(cc, BCMA_CC_PMU_WATCHDOG, ticks);
+	} else {
+		clkmode = ticks ? BCMA_CLKMODE_FAST : BCMA_CLKMODE_DYNAMIC;
+		bcma_core_set_clockmode(cc->core, clkmode);
+		if (ticks > maxt)
+			ticks = maxt;
+		/* instant NMI */
+		bcma_cc_write32(cc, BCMA_CC_WATCHDOG, ticks);
+	}
+	return ticks;
 }
 
 void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value)
@@ -131,8 +236,7 @@ void bcma_chipco_serial_init(struct bcma_drv_cc *cc)
 	struct bcma_serial_port *ports = cc->serial_ports;
 
 	if (ccrev >= 11 && ccrev != 15) {
-		/* Fixed ALP clock */
-		baud_base = bcma_pmu_alp_clock(cc);
+		baud_base = bcma_chipco_alp_clock(cc);
 		if (ccrev >= 21) {
 			/* Turn off UART clock before switching clocksource. */
 			bcma_cc_write32(cc, BCMA_CC_CORECTL,

drivers/bcma/driver_pci_host.c

@@ -538,7 +538,7 @@ DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, bcma_core_pci_fixup_pcibridge);
 static void bcma_core_pci_fixup_addresses(struct pci_dev *dev)
 {
 	struct resource *res;
-	int pos;
+	int pos, err;
 
 	if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) {
 		/* This is not a device on the PCI-core bridge. */
@@ -551,8 +551,12 @@ static void bcma_core_pci_fixup_addresses(struct pci_dev *dev)
 
 	for (pos = 0; pos < 6; pos++) {
 		res = &dev->resource[pos];
-		if (res->flags & (IORESOURCE_IO | IORESOURCE_MEM))
-			pci_assign_resource(dev, pos);
+		if (res->flags & (IORESOURCE_IO | IORESOURCE_MEM)) {
+			err = pci_assign_resource(dev, pos);
+			if (err)
+				pr_err("PCI: Problem fixing up the addresses on %s\n",
+				       pci_name(dev));
+		}
 	}
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, bcma_core_pci_fixup_addresses);

drivers/bcma/main.c

@@ -165,6 +165,12 @@ static int bcma_register_cores(struct bcma_bus *bus)
 	}
 #endif
 
+	if (bus->hosttype == BCMA_HOSTTYPE_SOC) {
+		err = bcma_chipco_watchdog_register(&bus->drv_cc);
+		if (err)
+			bcma_err(bus, "Error registering watchdog driver\n");
+	}
+
 	return 0;
 }
 
@@ -177,6 +183,8 @@ static void bcma_unregister_cores(struct bcma_bus *bus)
 		if (core->dev_registered)
 			device_unregister(&core->dev);
 	}
+	if (bus->hosttype == BCMA_HOSTTYPE_SOC)
+		platform_device_unregister(bus->drv_cc.watchdog);
 }
 
 int __devinit bcma_bus_register(struct bcma_bus *bus)

drivers/net/wireless/adm8211.c

@@ -1761,7 +1761,7 @@ static const struct ieee80211_ops adm8211_ops = {
 	.get_tsf		= adm8211_get_tsft
 };
 
-static int __devinit adm8211_probe(struct pci_dev *pdev,
+static int adm8211_probe(struct pci_dev *pdev,
 				   const struct pci_device_id *id)
 {
 	struct ieee80211_hw *dev;
@@ -1935,7 +1935,7 @@ static int __devinit adm8211_probe(struct pci_dev *pdev,
 }
 
 
-static void __devexit adm8211_remove(struct pci_dev *pdev)
+static void adm8211_remove(struct pci_dev *pdev)
 {
 	struct ieee80211_hw *dev = pci_get_drvdata(pdev);
 	struct adm8211_priv *priv;
@@ -1985,7 +1985,7 @@ static struct pci_driver adm8211_driver = {
 	.name		= "adm8211",
 	.id_table	= adm8211_pci_id_table,
 	.probe		= adm8211_probe,
-	.remove		= __devexit_p(adm8211_remove),
+	.remove		= adm8211_remove,
 #ifdef CONFIG_PM
 	.suspend	= adm8211_suspend,
 	.resume		= adm8211_resume,

drivers/net/wireless/airo.c

@@ -78,7 +78,7 @@ static struct pci_driver airo_driver = {
 	.name     = DRV_NAME,
 	.id_table = card_ids,
 	.probe    = airo_pci_probe,
-	.remove   = __devexit_p(airo_pci_remove),
+	.remove   = airo_pci_remove,
 	.suspend  = airo_pci_suspend,
 	.resume   = airo_pci_resume,
 };
@@ -5584,7 +5584,7 @@ static void timer_func( struct net_device *dev ) {
 }
 
 #ifdef CONFIG_PCI
-static int __devinit airo_pci_probe(struct pci_dev *pdev,
+static int airo_pci_probe(struct pci_dev *pdev,
 				    const struct pci_device_id *pent)
 {
 	struct net_device *dev;
@@ -5606,7 +5606,7 @@ static int __devinit airo_pci_probe(struct pci_dev *pdev,
 	return 0;
 }
 
-static void __devexit airo_pci_remove(struct pci_dev *pdev)
+static void airo_pci_remove(struct pci_dev *pdev)
 {
 	struct net_device *dev = pci_get_drvdata(pdev);
 

drivers/net/wireless/ath/Kconfig

@@ -1,4 +1,7 @@
-menuconfig ATH_COMMON
+config ATH_COMMON
+	tristate
+
+menuconfig ATH_CARDS
 	tristate "Atheros Wireless Cards"
 	depends on CFG80211 && (!UML || BROKEN)
 	---help---
@@ -14,7 +17,7 @@ menuconfig ATH_COMMON
 
 	  http://wireless.kernel.org/en/users/Drivers/Atheros
 
-if ATH_COMMON
+if ATH_CARDS
 
 config ATH_DEBUG
 	bool "Atheros wireless debugging"

drivers/net/wireless/ath/ar5523/Kconfig

@@ -1,6 +1,7 @@
 config AR5523
        tristate "Atheros AR5523 wireless driver support"
        depends on MAC80211 && USB
+       select ATH_COMMON
        select FW_LOADER
        ---help---
          This module add support for AR5523 based USB dongles such as D-Link

drivers/net/wireless/ath/ath5k/Kconfig

@@ -1,6 +1,7 @@
 config ATH5K
 	tristate "Atheros 5xxx wireless cards support"
 	depends on (PCI || ATHEROS_AR231X) && MAC80211
+	select ATH_COMMON
 	select MAC80211_LEDS
 	select LEDS_CLASS
 	select NEW_LEDS

drivers/net/wireless/ath/ath5k/base.c

@@ -2435,7 +2435,7 @@ static const struct ieee80211_iface_combination if_comb = {
 	.num_different_channels = 1,
 };
 
-int __devinit
+int
 ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
 {
 	struct ieee80211_hw *hw = ah->hw;
@@ -2861,7 +2861,7 @@ static void ath5k_reset_work(struct work_struct *work)
 	mutex_unlock(&ah->lock);
 }
 
-static int __devinit
+static int
 ath5k_init(struct ieee80211_hw *hw)
 {
 

drivers/net/wireless/ath/ath5k/led.c

@@ -158,7 +158,7 @@ void ath5k_unregister_leds(struct ath5k_hw *ah)
 	ath5k_unregister_led(&ah->tx_led);
 }
 
-int __devinit ath5k_init_leds(struct ath5k_hw *ah)
+int ath5k_init_leds(struct ath5k_hw *ah)
 {
 	int ret = 0;
 	struct ieee80211_hw *hw = ah->hw;

drivers/net/wireless/ath/ath5k/pci.c

@@ -155,7 +155,7 @@ static const struct ath_bus_ops ath_pci_bus_ops = {
 * PCI Initialization *
 \********************/
 
-static int __devinit
+static int
 ath5k_pci_probe(struct pci_dev *pdev,
 		const struct pci_device_id *id)
 {
@@ -285,7 +285,7 @@ ath5k_pci_probe(struct pci_dev *pdev,
 	return ret;
 }
 
-static void __devexit
+static void
 ath5k_pci_remove(struct pci_dev *pdev)
 {
 	struct ieee80211_hw *hw = pci_get_drvdata(pdev);
@@ -336,7 +336,7 @@ static struct pci_driver ath5k_pci_driver = {
 	.name		= KBUILD_MODNAME,
 	.id_table	= ath5k_pci_id_table,
 	.probe		= ath5k_pci_probe,
-	.remove		= __devexit_p(ath5k_pci_remove),
+	.remove		= ath5k_pci_remove,
 	.driver.pm	= ATH5K_PM_OPS,
 };
 

drivers/net/wireless/ath/ath9k/Kconfig

@@ -17,6 +17,7 @@ config ATH9K_BTCOEX_SUPPORT
 config ATH9K
 	tristate "Atheros 802.11n wireless cards support"
 	depends on MAC80211
+	select ATH_COMMON
 	select ATH9K_HW
 	select MAC80211_LEDS
 	select LEDS_CLASS

drivers/net/wireless/ath/ath9k/ath9k.h

@@ -259,16 +259,21 @@ struct ath_atx_tid {
 };
 
 struct ath_node {
+	struct ath_softc *sc;
 	struct ieee80211_sta *sta; /* station struct we're part of */
 	struct ieee80211_vif *vif; /* interface with which we're associated */
-	struct ath_atx_tid tid[WME_NUM_TID];
+	struct ath_atx_tid tid[IEEE80211_NUM_TIDS];
 	struct ath_atx_ac ac[IEEE80211_NUM_ACS];
 	int ps_key;
 
 	u16 maxampdu;
 	u8 mpdudensity;
 
 	bool sleeping;
+
+#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS)
+	struct dentry *node_stat;
+#endif
 };
 
 #define AGGR_CLEANUP         BIT(1)