Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next

arch/mips/Kconfig

@@ -91,15 +91,8 @@ config BCM47XX
 	select DMA_NONCOHERENT
 	select HW_HAS_PCI
 	select IRQ_CPU
-	select SYS_HAS_CPU_MIPS32_R1
 	select SYS_SUPPORTS_32BIT_KERNEL
 	select SYS_SUPPORTS_LITTLE_ENDIAN
-	select SSB
-	select SSB_DRIVER_MIPS
-	select SSB_DRIVER_EXTIF
-	select SSB_EMBEDDED
-	select SSB_B43_PCI_BRIDGE if PCI
-	select SSB_PCICORE_HOSTMODE if PCI
 	select GENERIC_GPIO
 	select SYS_HAS_EARLY_PRINTK
 	select CFE
@@ -788,6 +781,7 @@ endchoice
 
 source "arch/mips/alchemy/Kconfig"
 source "arch/mips/ath79/Kconfig"
+source "arch/mips/bcm47xx/Kconfig"
 source "arch/mips/bcm63xx/Kconfig"
 source "arch/mips/jazz/Kconfig"
 source "arch/mips/jz4740/Kconfig"

arch/mips/bcm47xx/Kconfig

+if BCM47XX
+
+config BCM47XX_SSB
+	bool "SSB Support for Broadcom BCM47XX"
+	select SYS_HAS_CPU_MIPS32_R1
+	select SSB
+	select SSB_DRIVER_MIPS
+	select SSB_DRIVER_EXTIF
+	select SSB_EMBEDDED
+	select SSB_B43_PCI_BRIDGE if PCI
+	select SSB_PCICORE_HOSTMODE if PCI
+	default y
+	help
+	 Add support for old Broadcom BCM47xx boards with Sonics Silicon Backplane support.
+
+	 This will generate an image with support for SSB and MIPS32 R1 instruction set.
+
+config BCM47XX_BCMA
+	bool "BCMA Support for Broadcom BCM47XX"
+	select SYS_HAS_CPU_MIPS32_R2
+	select BCMA
+	select BCMA_HOST_SOC
+	select BCMA_DRIVER_MIPS
+	select BCMA_DRIVER_PCI_HOSTMODE if PCI
+	default y
+	help
+	 Add support for new Broadcom BCM47xx boards with Broadcom specific Advanced Microcontroller Bus.
+
+	 This will generate an image with support for BCMA and MIPS32 R2 instruction set.
+
+endif

arch/mips/bcm47xx/Makefile

@@ -3,4 +3,5 @@
 # under Linux.
 #
 
-obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o wgt634u.o
+obj-y 				+= gpio.o irq.o nvram.o prom.o serial.o setup.o time.o
+obj-$(CONFIG_BCM47XX_SSB)	+= wgt634u.o

arch/mips/bcm47xx/gpio.c

@@ -20,42 +20,82 @@ static DECLARE_BITMAP(gpio_in_use, BCM47XX_EXTIF_GPIO_LINES);
 
 int gpio_request(unsigned gpio, const char *tag)
 {
-	if (ssb_chipco_available(&ssb_bcm47xx.chipco) &&
-	    ((unsigned)gpio >= BCM47XX_CHIPCO_GPIO_LINES))
-		return -EINVAL;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		if (ssb_chipco_available(&bcm47xx_bus.ssb.chipco) &&
+		    ((unsigned)gpio >= BCM47XX_CHIPCO_GPIO_LINES))
+			return -EINVAL;
 
-	if (ssb_extif_available(&ssb_bcm47xx.extif) &&
-	    ((unsigned)gpio >= BCM47XX_EXTIF_GPIO_LINES))
-		return -EINVAL;
+		if (ssb_extif_available(&bcm47xx_bus.ssb.extif) &&
+		    ((unsigned)gpio >= BCM47XX_EXTIF_GPIO_LINES))
+			return -EINVAL;
 
-	if (test_and_set_bit(gpio, gpio_in_use))
-		return -EBUSY;
+		if (test_and_set_bit(gpio, gpio_in_use))
+			return -EBUSY;
 
-	return 0;
+		return 0;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		if (gpio >= BCM47XX_CHIPCO_GPIO_LINES)
+			return -EINVAL;
+
+		if (test_and_set_bit(gpio, gpio_in_use))
+			return -EBUSY;
+
+		return 0;
+#endif
+	}
+	return -EINVAL;
 }
 EXPORT_SYMBOL(gpio_request);
 
 void gpio_free(unsigned gpio)
 {
-	if (ssb_chipco_available(&ssb_bcm47xx.chipco) &&
-	    ((unsigned)gpio >= BCM47XX_CHIPCO_GPIO_LINES))
-		return;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		if (ssb_chipco_available(&bcm47xx_bus.ssb.chipco) &&
+		    ((unsigned)gpio >= BCM47XX_CHIPCO_GPIO_LINES))
+			return;
+
+		if (ssb_extif_available(&bcm47xx_bus.ssb.extif) &&
+		    ((unsigned)gpio >= BCM47XX_EXTIF_GPIO_LINES))
+			return;
 
-	if (ssb_extif_available(&ssb_bcm47xx.extif) &&
-	    ((unsigned)gpio >= BCM47XX_EXTIF_GPIO_LINES))
+		clear_bit(gpio, gpio_in_use);
 		return;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		if (gpio >= BCM47XX_CHIPCO_GPIO_LINES)
+			return;
 
-	clear_bit(gpio, gpio_in_use);
+		clear_bit(gpio, gpio_in_use);
+		return;
+#endif
+	}
 }
 EXPORT_SYMBOL(gpio_free);
 
 int gpio_to_irq(unsigned gpio)
 {
-	if (ssb_chipco_available(&ssb_bcm47xx.chipco))
-		return ssb_mips_irq(ssb_bcm47xx.chipco.dev) + 2;
-	else if (ssb_extif_available(&ssb_bcm47xx.extif))
-		return ssb_mips_irq(ssb_bcm47xx.extif.dev) + 2;
-	else
-		return -EINVAL;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		if (ssb_chipco_available(&bcm47xx_bus.ssb.chipco))
+			return ssb_mips_irq(bcm47xx_bus.ssb.chipco.dev) + 2;
+		else if (ssb_extif_available(&bcm47xx_bus.ssb.extif))
+			return ssb_mips_irq(bcm47xx_bus.ssb.extif.dev) + 2;
+		else
+			return -EINVAL;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		return bcma_core_mips_irq(bcm47xx_bus.bcma.bus.drv_cc.core) + 2;
+#endif
+	}
+	return -EINVAL;
 }
 EXPORT_SYMBOL_GPL(gpio_to_irq);

arch/mips/bcm47xx/irq.c

@@ -26,6 +26,7 @@
 #include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <asm/irq_cpu.h>
+#include <bcm47xx.h>
 
 void plat_irq_dispatch(void)
 {
@@ -51,5 +52,16 @@ void plat_irq_dispatch(void)
 
 void __init arch_init_irq(void)
 {
+#ifdef CONFIG_BCM47XX_BCMA
+	if (bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA) {
+		bcma_write32(bcm47xx_bus.bcma.bus.drv_mips.core,
+			     BCMA_MIPS_MIPS74K_INTMASK(5), 1 << 31);
+		/*
+		 * the kernel reads the timer irq from some register and thinks
+		 * it's #5, but we offset it by 2 and route to #7
+		 */
+		cp0_compare_irq = 7;
+	}
+#endif
 	mips_cpu_irq_init();
 }

arch/mips/bcm47xx/nvram.c

@@ -26,14 +26,35 @@ static char nvram_buf[NVRAM_SPACE];
 /* Probe for NVRAM header */
 static void early_nvram_init(void)
 {
-	struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
+#ifdef CONFIG_BCM47XX_SSB
+	struct ssb_mipscore *mcore_ssb;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	struct bcma_drv_cc *bcma_cc;
+#endif
 	struct nvram_header *header;
 	int i;
-	u32 base, lim, off;
+	u32 base = 0;
+	u32 lim = 0;
+	u32 off;
 	u32 *src, *dst;
 
-	base = mcore->flash_window;
-	lim = mcore->flash_window_size;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		mcore_ssb = &bcm47xx_bus.ssb.mipscore;
+		base = mcore_ssb->flash_window;
+		lim = mcore_ssb->flash_window_size;
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_cc = &bcm47xx_bus.bcma.bus.drv_cc;
+		base = bcma_cc->pflash.window;
+		lim = bcma_cc->pflash.window_size;
+		break;
+#endif
+	}
 
 	off = FLASH_MIN;
 	while (off <= lim) {

arch/mips/bcm47xx/serial.c

@@ -23,10 +23,11 @@ static struct platform_device uart8250_device = {
 	},
 };
 
-static int __init uart8250_init(void)
+#ifdef CONFIG_BCM47XX_SSB
+static int __init uart8250_init_ssb(void)
 {
 	int i;
-	struct ssb_mipscore *mcore = &(ssb_bcm47xx.mipscore);
+	struct ssb_mipscore *mcore = &(bcm47xx_bus.ssb.mipscore);
 
 	memset(&uart8250_data, 0,  sizeof(uart8250_data));
 
@@ -44,6 +45,47 @@ static int __init uart8250_init(void)
 	}
 	return platform_device_register(&uart8250_device);
 }
+#endif
+
+#ifdef CONFIG_BCM47XX_BCMA
+static int __init uart8250_init_bcma(void)
+{
+	int i;
+	struct bcma_drv_cc *cc = &(bcm47xx_bus.bcma.bus.drv_cc);
+
+	memset(&uart8250_data, 0,  sizeof(uart8250_data));
+
+	for (i = 0; i < cc->nr_serial_ports; i++) {
+		struct plat_serial8250_port *p = &(uart8250_data[i]);
+		struct bcma_serial_port *bcma_port;
+		bcma_port = &(cc->serial_ports[i]);
+
+		p->mapbase = (unsigned int) bcma_port->regs;
+		p->membase = (void *) bcma_port->regs;
+		p->irq = bcma_port->irq + 2;
+		p->uartclk = bcma_port->baud_base;
+		p->regshift = bcma_port->reg_shift;
+		p->iotype = UPIO_MEM;
+		p->flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
+	}
+	return platform_device_register(&uart8250_device);
+}
+#endif
+
+static int __init uart8250_init(void)
+{
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		return uart8250_init_ssb();
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		return uart8250_init_bcma();
+#endif
+	}
+	return -EINVAL;
+}
 
 module_init(uart8250_init);
 

arch/mips/bcm47xx/setup.c

@@ -29,21 +29,36 @@
 #include <linux/types.h>
 #include <linux/ssb/ssb.h>
 #include <linux/ssb/ssb_embedded.h>
+#include <linux/bcma/bcma_soc.h>
 #include <asm/bootinfo.h>
 #include <asm/reboot.h>
 #include <asm/time.h>
 #include <bcm47xx.h>
 #include <asm/mach-bcm47xx/nvram.h>
 
-struct ssb_bus ssb_bcm47xx;
-EXPORT_SYMBOL(ssb_bcm47xx);
+union bcm47xx_bus bcm47xx_bus;
+EXPORT_SYMBOL(bcm47xx_bus);
+
+enum bcm47xx_bus_type bcm47xx_bus_type;
+EXPORT_SYMBOL(bcm47xx_bus_type);
 
 static void bcm47xx_machine_restart(char *command)
 {
 	printk(KERN_ALERT "Please stand by while rebooting the system...\n");
 	local_irq_disable();
 	/* Set the watchdog timer to reset immediately */
-	ssb_watchdog_timer_set(&ssb_bcm47xx, 1);
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		ssb_watchdog_timer_set(&bcm47xx_bus.ssb, 1);
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_chipco_watchdog_timer_set(&bcm47xx_bus.bcma.bus.drv_cc, 1);
+		break;
+#endif
+	}
 	while (1)
 		cpu_relax();
 }
@@ -52,11 +67,23 @@ static void bcm47xx_machine_halt(void)
 {
 	/* Disable interrupts and watchdog and spin forever */
 	local_irq_disable();
-	ssb_watchdog_timer_set(&ssb_bcm47xx, 0);
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		ssb_watchdog_timer_set(&bcm47xx_bus.ssb, 0);
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_chipco_watchdog_timer_set(&bcm47xx_bus.bcma.bus.drv_cc, 0);
+		break;
+#endif
+	}
 	while (1)
 		cpu_relax();
 }
 
+#ifdef CONFIG_BCM47XX_SSB
 #define READ_FROM_NVRAM(_outvar, name, buf) \
 	if (nvram_getprefix(prefix, name, buf, sizeof(buf)) >= 0)\
 		sprom->_outvar = simple_strtoul(buf, NULL, 0);
@@ -247,7 +274,7 @@ static int bcm47xx_get_invariants(struct ssb_bus *bus,
 	return 0;
 }
 
-void __init plat_mem_setup(void)
+static void __init bcm47xx_register_ssb(void)
 {
 	int err;
 	char buf[100];
@@ -258,12 +285,12 @@ void __init plat_mem_setup(void)
 		printk(KERN_WARNING "bcm47xx: someone else already registered"
 			" a ssb SPROM callback handler (err %d)\n", err);
 
-	err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE,
+	err = ssb_bus_ssbbus_register(&(bcm47xx_bus.ssb), SSB_ENUM_BASE,
 				      bcm47xx_get_invariants);
 	if (err)
 		panic("Failed to initialize SSB bus (err %d)\n", err);
 
-	mcore = &ssb_bcm47xx.mipscore;
+	mcore = &bcm47xx_bus.ssb.mipscore;
 	if (nvram_getenv("kernel_args", buf, sizeof(buf)) >= 0) {
 		if (strstr(buf, "console=ttyS1")) {
 			struct ssb_serial_port port;
@@ -276,8 +303,57 @@ void __init plat_mem_setup(void)
 			memcpy(&mcore->serial_ports[1], &port, sizeof(port));
 		}
 	}
+}
+#endif
+
+#ifdef CONFIG_BCM47XX_BCMA
+static void __init bcm47xx_register_bcma(void)
+{
+	int err;
+
+	err = bcma_host_soc_register(&bcm47xx_bus.bcma);
+	if (err)
+		panic("Failed to initialize BCMA bus (err %d)\n", err);
+}
+#endif
+
+void __init plat_mem_setup(void)
+{
+	struct cpuinfo_mips *c = &current_cpu_data;
+
+	if (c->cputype == CPU_74K) {
+		printk(KERN_INFO "bcm47xx: using bcma bus\n");
+#ifdef CONFIG_BCM47XX_BCMA
+		bcm47xx_bus_type = BCM47XX_BUS_TYPE_BCMA;
+		bcm47xx_register_bcma();
+#endif
+	} else {
+		printk(KERN_INFO "bcm47xx: using ssb bus\n");
+#ifdef CONFIG_BCM47XX_SSB
+		bcm47xx_bus_type = BCM47XX_BUS_TYPE_SSB;
+		bcm47xx_register_ssb();
+#endif
+	}
 
 	_machine_restart = bcm47xx_machine_restart;
 	_machine_halt = bcm47xx_machine_halt;
 	pm_power_off = bcm47xx_machine_halt;
 }
+
+static int __init bcm47xx_register_bus_complete(void)
+{
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		/* Nothing to do */
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_bus_register(&bcm47xx_bus.bcma.bus);
+		break;
+#endif
+	}
+	return 0;
+}
+device_initcall(bcm47xx_register_bus_complete);

arch/mips/bcm47xx/time.c

@@ -30,7 +30,7 @@
 
 void __init plat_time_init(void)
 {
-	unsigned long hz;
+	unsigned long hz = 0;
 
 	/*
 	 * Use deterministic values for initial counter interrupt
@@ -39,7 +39,19 @@ void __init plat_time_init(void)
 	write_c0_count(0);
 	write_c0_compare(0xffff);
 
-	hz = ssb_cpu_clock(&ssb_bcm47xx.mipscore) / 2;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		hz = ssb_cpu_clock(&bcm47xx_bus.ssb.mipscore) / 2;
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		hz = bcma_cpu_clock(&bcm47xx_bus.bcma.bus.drv_mips) / 2;
+		break;
+#endif
+	}
+
 	if (!hz)
 		hz = 100000000;
 

arch/mips/bcm47xx/wgt634u.c

@@ -108,7 +108,7 @@ static irqreturn_t gpio_interrupt(int irq, void *ignored)
 
 	/* Interrupts are shared, check if the current one is
 	   a GPIO interrupt. */
-	if (!ssb_chipco_irq_status(&ssb_bcm47xx.chipco,
+	if (!ssb_chipco_irq_status(&bcm47xx_bus.ssb.chipco,
 				   SSB_CHIPCO_IRQ_GPIO))
 		return IRQ_NONE;
 
@@ -132,22 +132,26 @@ static int __init wgt634u_init(void)
 	 * machine. Use the MAC address as an heuristic. Netgear Inc. has
 	 * been allocated ranges 00:09:5b:xx:xx:xx and 00:0f:b5:xx:xx:xx.
 	 */
+	u8 *et0mac;
 
-	u8 *et0mac = ssb_bcm47xx.sprom.et0mac;
+	if (bcm47xx_bus_type != BCM47XX_BUS_TYPE_SSB)
+		return -ENODEV;
+
+	et0mac = bcm47xx_bus.ssb.sprom.et0mac;
 
 	if (et0mac[0] == 0x00 &&
 	    ((et0mac[1] == 0x09 && et0mac[2] == 0x5b) ||
 	     (et0mac[1] == 0x0f && et0mac[2] == 0xb5))) {
-		struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
+		struct ssb_mipscore *mcore = &bcm47xx_bus.ssb.mipscore;
 
 		printk(KERN_INFO "WGT634U machine detected.\n");
 
 		if (!request_irq(gpio_to_irq(WGT634U_GPIO_RESET),
 				 gpio_interrupt, IRQF_SHARED,
-				 "WGT634U GPIO", &ssb_bcm47xx.chipco)) {
+				 "WGT634U GPIO", &bcm47xx_bus.ssb.chipco)) {
 			gpio_direction_input(WGT634U_GPIO_RESET);
 			gpio_intmask(WGT634U_GPIO_RESET, 1);
-			ssb_chipco_irq_mask(&ssb_bcm47xx.chipco,
+			ssb_chipco_irq_mask(&bcm47xx_bus.ssb.chipco,
 					    SSB_CHIPCO_IRQ_GPIO,
 					    SSB_CHIPCO_IRQ_GPIO);
 		}

arch/mips/include/asm/mach-bcm47xx/bcm47xx.h

@@ -19,7 +19,29 @@
 #ifndef __ASM_BCM47XX_H
 #define __ASM_BCM47XX_H
 
-/* SSB bus */
-extern struct ssb_bus ssb_bcm47xx;
+#include <linux/ssb/ssb.h>
+#include <linux/bcma/bcma.h>
+#include <linux/bcma/bcma_soc.h>
+
+enum bcm47xx_bus_type {
+#ifdef CONFIG_BCM47XX_SSB
+	BCM47XX_BUS_TYPE_SSB,
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	BCM47XX_BUS_TYPE_BCMA,
+#endif
+};
+
+union bcm47xx_bus {
+#ifdef CONFIG_BCM47XX_SSB
+	struct ssb_bus ssb;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	struct bcma_soc bcma;
+#endif
+};
+
+extern union bcm47xx_bus bcm47xx_bus;
+extern enum bcm47xx_bus_type bcm47xx_bus_type;
 
 #endif /* __ASM_BCM47XX_H */

arch/mips/include/asm/mach-bcm47xx/gpio.h

@@ -10,6 +10,7 @@
 #define __BCM47XX_GPIO_H
 
 #include <linux/ssb/ssb_embedded.h>
+#include <linux/bcma/bcma.h>
 #include <asm/mach-bcm47xx/bcm47xx.h>
 
 #define BCM47XX_EXTIF_GPIO_LINES	5
@@ -21,41 +22,118 @@ extern int gpio_to_irq(unsigned gpio);
 
 static inline int gpio_get_value(unsigned gpio)
 {
-	return ssb_gpio_in(&ssb_bcm47xx, 1 << gpio);
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		return ssb_gpio_in(&bcm47xx_bus.ssb, 1 << gpio);
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		return bcma_chipco_gpio_in(&bcm47xx_bus.bcma.bus.drv_cc,
+					   1 << gpio);
+#endif
+	}
+	return -EINVAL;
 }
 
 static inline void gpio_set_value(unsigned gpio, int value)
 {
-	ssb_gpio_out(&ssb_bcm47xx, 1 << gpio, value ? 1 << gpio : 0);
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		ssb_gpio_out(&bcm47xx_bus.ssb, 1 << gpio,
+			     value ? 1 << gpio : 0);
+		return;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_chipco_gpio_out(&bcm47xx_bus.bcma.bus.drv_cc, 1 << gpio,
+				     value ? 1 << gpio : 0);
+		return;
+#endif
+	}
 }
 
 static inline int gpio_direction_input(unsigned gpio)
 {
-	ssb_gpio_outen(&ssb_bcm47xx, 1 << gpio, 0);
-	return 0;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		ssb_gpio_outen(&bcm47xx_bus.ssb, 1 << gpio, 0);
+		return 0;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_chipco_gpio_outen(&bcm47xx_bus.bcma.bus.drv_cc, 1 << gpio,
+				       0);
+		return 0;
+#endif
+	}
+	return -EINVAL;
 }
 
 static inline int gpio_direction_output(unsigned gpio, int value)
 {
-	/* first set the gpio out value */
-	ssb_gpio_out(&ssb_bcm47xx, 1 << gpio, value ? 1 << gpio : 0);
-	/* then set the gpio mode */
-	ssb_gpio_outen(&ssb_bcm47xx, 1 << gpio, 1 << gpio);
-	return 0;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		/* first set the gpio out value */
+		ssb_gpio_out(&bcm47xx_bus.ssb, 1 << gpio,
+			     value ? 1 << gpio : 0);
+		/* then set the gpio mode */
+		ssb_gpio_outen(&bcm47xx_bus.ssb, 1 << gpio, 1 << gpio);
+		return 0;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		/* first set the gpio out value */
+		bcma_chipco_gpio_out(&bcm47xx_bus.bcma.bus.drv_cc, 1 << gpio,
+				     value ? 1 << gpio : 0);
+		/* then set the gpio mode */
+		bcma_chipco_gpio_outen(&bcm47xx_bus.bcma.bus.drv_cc, 1 << gpio,
+				       1 << gpio);
+		return 0;
+#endif
+	}
+	return -EINVAL;
 }
 
 static inline int gpio_intmask(unsigned gpio, int value)
 {
-	ssb_gpio_intmask(&ssb_bcm47xx, 1 << gpio,
-			 value ? 1 << gpio : 0);
-	return 0;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		ssb_gpio_intmask(&bcm47xx_bus.ssb, 1 << gpio,
+				 value ? 1 << gpio : 0);
+		return 0;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_chipco_gpio_intmask(&bcm47xx_bus.bcma.bus.drv_cc,
+					 1 << gpio, value ? 1 << gpio : 0);
+		return 0;
+#endif
+	}
+	return -EINVAL;
 }
 
 static inline int gpio_polarity(unsigned gpio, int value)
 {
-	ssb_gpio_polarity(&ssb_bcm47xx, 1 << gpio,
-			  value ? 1 << gpio : 0);
-	return 0;
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		ssb_gpio_polarity(&bcm47xx_bus.ssb, 1 << gpio,
+				  value ? 1 << gpio : 0);
+		return 0;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_chipco_gpio_polarity(&bcm47xx_bus.bcma.bus.drv_cc,
+					  1 << gpio, value ? 1 << gpio : 0);
+		return 0;
+#endif
+	}
+	return -EINVAL;
 }
 
 

arch/mips/pci/pci-bcm47xx.c

@@ -25,6 +25,7 @@
 #include <linux/types.h>
 #include <linux/pci.h>
 #include <linux/ssb/ssb.h>
+#include <bcm47xx.h>
 
 int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
@@ -33,9 +34,13 @@ int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 
 int pcibios_plat_dev_init(struct pci_dev *dev)
 {
+#ifdef CONFIG_BCM47XX_SSB
 	int res;
 	u8 slot, pin;
 
+	if (bcm47xx_bus_type !=  BCM47XX_BUS_TYPE_SSB)
+		return 0;
+
 	res = ssb_pcibios_plat_dev_init(dev);
 	if (res < 0) {
 		printk(KERN_ALERT "PCI: Failed to init device %s\n",
@@ -55,5 +60,6 @@ int pcibios_plat_dev_init(struct pci_dev *dev)
 	}
 
 	dev->irq = res;
+#endif
 	return 0;
 }

drivers/bcma/Kconfig

@@ -33,6 +33,19 @@ config BCMA_DRIVER_PCI_HOSTMODE
 	help
 	  PCI core hostmode operation (external PCI bus).
 
+config BCMA_HOST_SOC
+	bool
+	depends on BCMA_DRIVER_MIPS
+
+config BCMA_DRIVER_MIPS
+	bool "BCMA Broadcom MIPS core driver"
+	depends on BCMA && MIPS
+	help
+	  Driver for the Broadcom MIPS core attached to Broadcom specific
+	  Advanced Microcontroller Bus.
+
+	  If unsure, say N
+
 config BCMA_DEBUG
 	bool "BCMA debugging"
 	depends on BCMA

drivers/bcma/Makefile

@@ -2,7 +2,9 @@ bcma-y					+= main.o scan.o core.o sprom.o
 bcma-y					+= driver_chipcommon.o driver_chipcommon_pmu.o
 bcma-y					+= driver_pci.o
 bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE)	+= driver_pci_host.o
+bcma-$(CONFIG_BCMA_DRIVER_MIPS)		+= driver_mips.o
 bcma-$(CONFIG_BCMA_HOST_PCI)		+= host_pci.o
+bcma-$(CONFIG_BCMA_HOST_SOC)		+= host_soc.o
 obj-$(CONFIG_BCMA)			+= bcma.o
 
 ccflags-$(CONFIG_BCMA_DEBUG)		:= -DDEBUG

drivers/bcma/bcma_private.h

@@ -15,13 +15,29 @@ struct bcma_bus;
 /* main.c */
 int bcma_bus_register(struct bcma_bus *bus);
 void bcma_bus_unregister(struct bcma_bus *bus);
+int __init bcma_bus_early_register(struct bcma_bus *bus,
+				   struct bcma_device *core_cc,
+				   struct bcma_device *core_mips);
 
 /* scan.c */
 int bcma_bus_scan(struct bcma_bus *bus);
+int __init bcma_bus_scan_early(struct bcma_bus *bus,
+			       struct bcma_device_id *match,
+			       struct bcma_device *core);
+void bcma_init_bus(struct bcma_bus *bus);
 
 /* sprom.c */
 int bcma_sprom_get(struct bcma_bus *bus);
 
+/* driver_chipcommon.c */
+#ifdef CONFIG_BCMA_DRIVER_MIPS
+void bcma_chipco_serial_init(struct bcma_drv_cc *cc);
+#endif /* CONFIG_BCMA_DRIVER_MIPS */
+
+/* driver_chipcommon_pmu.c */
+u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc);
+u32 bcma_pmu_get_clockcpu(struct bcma_drv_cc *cc);
+
 #ifdef CONFIG_BCMA_HOST_PCI
 /* host_pci.c */
 extern int __init bcma_host_pci_init(void);

drivers/bcma/core.c

@@ -110,6 +110,8 @@ EXPORT_SYMBOL_GPL(bcma_core_pll_ctl);
 u32 bcma_core_dma_translation(struct bcma_device *core)
 {
 	switch (core->bus->hosttype) {
+	case BCMA_HOSTTYPE_SOC:
+		return 0;
 	case BCMA_HOSTTYPE_PCI:
 		if (bcma_aread32(core, BCMA_IOST) & BCMA_IOST_DMA64)
 			return BCMA_DMA_TRANSLATION_DMA64_CMT;

drivers/bcma/driver_chipcommon.c

@@ -26,6 +26,9 @@ void bcma_core_chipcommon_init(struct bcma_drv_cc *cc)
 	u32 leddc_on = 10;
 	u32 leddc_off = 90;
 
+	if (cc->setup_done)
+		return;
+
 	if (cc->core->id.rev >= 11)
 		cc->status = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT);
 	cc->capabilities = bcma_cc_read32(cc, BCMA_CC_CAP);
@@ -52,6 +55,8 @@ 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->setup_done = true;
 }
 
 /* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
@@ -101,3 +106,51 @@ u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value)
 {
 	return bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value);
 }
+
+#ifdef CONFIG_BCMA_DRIVER_MIPS
+void bcma_chipco_serial_init(struct bcma_drv_cc *cc)
+{
+	unsigned int irq;
+	u32 baud_base;
+	u32 i;
+	unsigned int ccrev = cc->core->id.rev;
+	struct bcma_serial_port *ports = cc->serial_ports;
+
+	if (ccrev >= 11 && ccrev != 15) {
+		/* Fixed ALP clock */
+		baud_base = bcma_pmu_alp_clock(cc);
+		if (ccrev >= 21) {
+			/* Turn off UART clock before switching clocksource. */
+			bcma_cc_write32(cc, BCMA_CC_CORECTL,
+				       bcma_cc_read32(cc, BCMA_CC_CORECTL)
+				       & ~BCMA_CC_CORECTL_UARTCLKEN);
+		}
+		/* Set the override bit so we don't divide it */
+		bcma_cc_write32(cc, BCMA_CC_CORECTL,
+			       bcma_cc_read32(cc, BCMA_CC_CORECTL)
+			       | BCMA_CC_CORECTL_UARTCLK0);
+		if (ccrev >= 21) {
+			/* Re-enable the UART clock. */
+			bcma_cc_write32(cc, BCMA_CC_CORECTL,
+				       bcma_cc_read32(cc, BCMA_CC_CORECTL)
+				       | BCMA_CC_CORECTL_UARTCLKEN);
+		}
+	} else {
+		pr_err("serial not supported on this device ccrev: 0x%x\n",
+		       ccrev);
+		return;
+	}
+
+	irq = bcma_core_mips_irq(cc->core);
+
+	/* Determine the registers of the UARTs */
+	cc->nr_serial_ports = (cc->capabilities & BCMA_CC_CAP_NRUART);
+	for (i = 0; i < cc->nr_serial_ports; i++) {
+		ports[i].regs = cc->core->io_addr + BCMA_CC_UART0_DATA +
+				(i * 256);
+		ports[i].irq = irq;
+		ports[i].baud_base = baud_base;
+		ports[i].reg_shift = 0;
+	}
+}
+#endif /* CONFIG_BCMA_DRIVER_MIPS */

drivers/bcma/driver_chipcommon_pmu.c

@@ -11,6 +11,13 @@
 #include "bcma_private.h"
 #include <linux/bcma/bcma.h>
 
+static u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset)
+{
+	bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
+	bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR);
+	return bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA);
+}
+
 static void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc,
 					u32 offset, u32 mask, u32 set)
 {
@@ -136,3 +143,129 @@ void bcma_pmu_init(struct bcma_drv_cc *cc)
 	bcma_pmu_swreg_init(cc);
 	bcma_pmu_workarounds(cc);
 }
+
+u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc)
+{
+	struct bcma_bus *bus = cc->core->bus;
+
+	switch (bus->chipinfo.id) {
+	case 0x4716:
+	case 0x4748:
+	case 47162:
+	case 0x4313:
+	case 0x5357:
+	case 0x4749:
+	case 53572:
+		/* always 20Mhz */
+		return 20000 * 1000;
+	case 0x5356:
+	case 0x5300:
+		/* always 25Mhz */
+		return 25000 * 1000;
+	default:
+		pr_warn("No ALP clock specified for %04X device, "
+			"pmu rev. %d, using default %d Hz\n",
+			bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_ALP_CLOCK);
+	}
+	return BCMA_CC_PMU_ALP_CLOCK;
+}
+
+/* Find the output of the "m" pll divider given pll controls that start with
+ * pllreg "pll0" i.e. 12 for main 6 for phy, 0 for misc.
+ */
+static u32 bcma_pmu_clock(struct bcma_drv_cc *cc, u32 pll0, u32 m)
+{
+	u32 tmp, div, ndiv, p1, p2, fc;
+	struct bcma_bus *bus = cc->core->bus;
+
+	BUG_ON((pll0 & 3) || (pll0 > BCMA_CC_PMU4716_MAINPLL_PLL0));
+
+	BUG_ON(!m || m > 4);
+
+	if (bus->chipinfo.id == 0x5357 || bus->chipinfo.id == 0x4749) {
+		/* Detect failure in clock setting */
+		tmp = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT);
+		if (tmp & 0x40000)
+			return 133 * 1000000;
+	}
+
+	tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_P1P2_OFF);
+	p1 = (tmp & BCMA_CC_PPL_P1_MASK) >> BCMA_CC_PPL_P1_SHIFT;
+	p2 = (tmp & BCMA_CC_PPL_P2_MASK) >> BCMA_CC_PPL_P2_SHIFT;
+
+	tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_M14_OFF);
+	div = (tmp >> ((m - 1) * BCMA_CC_PPL_MDIV_WIDTH)) &
+		BCMA_CC_PPL_MDIV_MASK;
+
+	tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_NM5_OFF);
+	ndiv = (tmp & BCMA_CC_PPL_NDIV_MASK) >> BCMA_CC_PPL_NDIV_SHIFT;
+
+	/* Do calculation in Mhz */
+	fc = bcma_pmu_alp_clock(cc) / 1000000;
+	fc = (p1 * ndiv * fc) / p2;
+
+	/* Return clock in Hertz */
+	return (fc / div) * 1000000;
+}
+
+/* query bus clock frequency for PMU-enabled chipcommon */
+u32 bcma_pmu_get_clockcontrol(struct bcma_drv_cc *cc)
+{
+	struct bcma_bus *bus = cc->core->bus;
+
+	switch (bus->chipinfo.id) {
+	case 0x4716:
+	case 0x4748:
+	case 47162:
+		return bcma_pmu_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0,
+				      BCMA_CC_PMU5_MAINPLL_SSB);
+	case 0x5356:
+		return bcma_pmu_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0,
+				      BCMA_CC_PMU5_MAINPLL_SSB);
+	case 0x5357:
+	case 0x4749:
+		return bcma_pmu_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0,
+				      BCMA_CC_PMU5_MAINPLL_SSB);
+	case 0x5300:
+		return bcma_pmu_clock(cc, BCMA_CC_PMU4706_MAINPLL_PLL0,
+				      BCMA_CC_PMU5_MAINPLL_SSB);
+	case 53572:
+		return 75000000;
+	default:
+		pr_warn("No backplane clock specified for %04X device, "
+			"pmu rev. %d, using default %d Hz\n",
+			bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_HT_CLOCK);
+	}
+	return BCMA_CC_PMU_HT_CLOCK;
+}
+
+/* query cpu clock frequency for PMU-enabled chipcommon */
+u32 bcma_pmu_get_clockcpu(struct bcma_drv_cc *cc)
+{
+	struct bcma_bus *bus = cc->core->bus;
+
+	if (bus->chipinfo.id == 53572)
+		return 300000000;
+
+	if (cc->pmu.rev >= 5) {
+		u32 pll;
+		switch (bus->chipinfo.id) {
+		case 0x5356:
+			pll = BCMA_CC_PMU5356_MAINPLL_PLL0;
+			break;
+		case 0x5357:
+		case 0x4749:
+			pll = BCMA_CC_PMU5357_MAINPLL_PLL0;
+			break;
+		default:
+			pll = BCMA_CC_PMU4716_MAINPLL_PLL0;
+			break;
+		}
+
+		/* TODO: if (bus->chipinfo.id == 0x5300)
+		  return si_4706_pmu_clock(sih, osh, cc, PMU4706_MAINPLL_PLL0, PMU5_MAINPLL_CPU); */
+		return bcma_pmu_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU);
+	}
+
+	return bcma_pmu_get_clockcontrol(cc);
+}

drivers/bcma/driver_mips.c

+/*
+ * Broadcom specific AMBA
+ * Broadcom MIPS32 74K core driver
+ *
+ * Copyright 2009, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ * Copyright 2010, Bernhard Loos <bernhardloos@googlemail.com>
+ * Copyright 2011, Hauke Mehrtens <hauke@hauke-m.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include "bcma_private.h"
+
+#include <linux/bcma/bcma.h>
+
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_reg.h>
+#include <linux/time.h>
+
+/* The 47162a0 hangs when reading MIPS DMP registers registers */
+static inline bool bcma_core_mips_bcm47162a0_quirk(struct bcma_device *dev)
+{
+	return dev->bus->chipinfo.id == 47162 && dev->bus->chipinfo.rev == 0 &&
+	       dev->id.id == BCMA_CORE_MIPS_74K;
+}
+
+/* The 5357b0 hangs when reading USB20H DMP registers */
+static inline bool bcma_core_mips_bcm5357b0_quirk(struct bcma_device *dev)
+{
+	return (dev->bus->chipinfo.id == 0x5357 ||
+		dev->bus->chipinfo.id == 0x4749) &&
+	       dev->bus->chipinfo.pkg == 11 &&
+	       dev->id.id == BCMA_CORE_USB20_HOST;
+}
+
+static inline u32 mips_read32(struct bcma_drv_mips *mcore,
+			      u16 offset)
+{
+	return bcma_read32(mcore->core, offset);
+}
+
+static inline void mips_write32(struct bcma_drv_mips *mcore,
+				u16 offset,
+				u32 value)
+{
+	bcma_write32(mcore->core, offset, value);
+}
+
+static const u32 ipsflag_irq_mask[] = {
+	0,
+	BCMA_MIPS_IPSFLAG_IRQ1,
+	BCMA_MIPS_IPSFLAG_IRQ2,
+	BCMA_MIPS_IPSFLAG_IRQ3,
+	BCMA_MIPS_IPSFLAG_IRQ4,
+};
+
+static const u32 ipsflag_irq_shift[] = {
+	0,
+	BCMA_MIPS_IPSFLAG_IRQ1_SHIFT,
+	BCMA_MIPS_IPSFLAG_IRQ2_SHIFT,
+	BCMA_MIPS_IPSFLAG_IRQ3_SHIFT,
+	BCMA_MIPS_IPSFLAG_IRQ4_SHIFT,
+};
+
+static u32 bcma_core_mips_irqflag(struct bcma_device *dev)
+{
+	u32 flag;
+
+	if (bcma_core_mips_bcm47162a0_quirk(dev))
+		return dev->core_index;
+	if (bcma_core_mips_bcm5357b0_quirk(dev))
+		return dev->core_index;
+	flag = bcma_aread32(dev, BCMA_MIPS_OOBSELOUTA30);
+
+	return flag & 0x1F;
+}
+
+/* Get the MIPS IRQ assignment for a specified device.
+ * If unassigned, 0 is returned.
+ */
+unsigned int bcma_core_mips_irq(struct bcma_device *dev)
+{
+	struct bcma_device *mdev = dev->bus->drv_mips.core;
+	u32 irqflag;
+	unsigned int irq;
+
+	irqflag = bcma_core_mips_irqflag(dev);
+
+	for (irq = 1; irq <= 4; irq++)
+		if (bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq)) &
+		    (1 << irqflag))
+			return irq;
+
+	return 0;
+}
+EXPORT_SYMBOL(bcma_core_mips_irq);
+
+static void bcma_core_mips_set_irq(struct bcma_device *dev, unsigned int irq)
+{
+	unsigned int oldirq = bcma_core_mips_irq(dev);
+	struct bcma_bus *bus = dev->bus;
+	struct bcma_device *mdev = bus->drv_mips.core;
+	u32 irqflag;
+
+	irqflag = bcma_core_mips_irqflag(dev);
+	BUG_ON(oldirq == 6);
+
+	dev->irq = irq + 2;
+
+	/* clear the old irq */
+	if (oldirq == 0)
+		bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0),
+			    bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) &
+			    ~(1 << irqflag));
+	else
+		bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq), 0);
+
+	/* assign the new one */
+	if (irq == 0) {
+		bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0),
+			    bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) |
+			    (1 << irqflag));
+	} else {
+		u32 oldirqflag = bcma_read32(mdev,
+					     BCMA_MIPS_MIPS74K_INTMASK(irq));
+		if (oldirqflag) {
+			struct bcma_device *core;
+
+			/* backplane irq line is in use, find out who uses
+			 * it and set user to irq 0
+			 */
+			list_for_each_entry_reverse(core, &bus->cores, list) {
+				if ((1 << bcma_core_mips_irqflag(core)) ==
+				    oldirqflag) {
+					bcma_core_mips_set_irq(core, 0);
+					break;
+				}
+			}
+		}
+		bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq),
+			     1 << irqflag);
+	}
+
+	pr_info("set_irq: core 0x%04x, irq %d => %d\n",
+		dev->id.id, oldirq + 2, irq + 2);
+}
+
+static void bcma_core_mips_print_irq(struct bcma_device *dev, unsigned int irq)
+{
+	int i;
+	static const char *irq_name[] = {"2(S)", "3", "4", "5", "6", "D", "I"};
+	printk(KERN_INFO KBUILD_MODNAME ": core 0x%04x, irq :", dev->id.id);
+	for (i = 0; i <= 6; i++)
+		printk(" %s%s", irq_name[i], i == irq ? "*" : " ");
+	printk("\n");
+}
+
+static void bcma_core_mips_dump_irq(struct bcma_bus *bus)
+{
+	struct bcma_device *core;
+
+	list_for_each_entry_reverse(core, &bus->cores, list) {
+		bcma_core_mips_print_irq(core, bcma_core_mips_irq(core));
+	}
+}
+
+u32 bcma_cpu_clock(struct bcma_drv_mips *mcore)
+{
+	struct bcma_bus *bus = mcore->core->bus;
+
+	if (bus->drv_cc.capabilities & BCMA_CC_CAP_PMU)
+		return bcma_pmu_get_clockcpu(&bus->drv_cc);
+
+	pr_err("No PMU available, need this to get the cpu clock\n");
+	return 0;
+}
+EXPORT_SYMBOL(bcma_cpu_clock);
+
+static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore)
+{
+	struct bcma_bus *bus = mcore->core->bus;
+
+	switch (bus->drv_cc.capabilities & BCMA_CC_CAP_FLASHT) {
+	case BCMA_CC_FLASHT_STSER:
+	case BCMA_CC_FLASHT_ATSER:
+		pr_err("Serial flash not supported.\n");
+		break;
+	case BCMA_CC_FLASHT_PARA:
+		pr_info("found parallel flash.\n");
+		bus->drv_cc.pflash.window = 0x1c000000;
+		bus->drv_cc.pflash.window_size = 0x02000000;
+
+		if ((bcma_read32(bus->drv_cc.core, BCMA_CC_FLASH_CFG) &
+		     BCMA_CC_FLASH_CFG_DS) == 0)
+			bus->drv_cc.pflash.buswidth = 1;
+		else
+			bus->drv_cc.pflash.buswidth = 2;
+		break;
+	default:
+		pr_err("flash not supported.\n");
+	}
+}
+
+void bcma_core_mips_init(struct bcma_drv_mips *mcore)
+{
+	struct bcma_bus *bus;
+	struct bcma_device *core;
+	bus = mcore->core->bus;
+
+	pr_info("Initializing MIPS core...\n");
+
+	if (!mcore->setup_done)
+		mcore->assigned_irqs = 1;
+
+	/* Assign IRQs to all cores on the bus */
+	list_for_each_entry_reverse(core, &bus->cores, list) {
+		int mips_irq;
+		if (core->irq)
+			continue;
+
+		mips_irq = bcma_core_mips_irq(core);
+		if (mips_irq > 4)
+			core->irq = 0;
+		else
+			core->irq = mips_irq + 2;
+		if (core->irq > 5)
+			continue;
+		switch (core->id.id) {
+		case BCMA_CORE_PCI:
+		case BCMA_CORE_PCIE:
+		case BCMA_CORE_ETHERNET:
+		case BCMA_CORE_ETHERNET_GBIT:
+		case BCMA_CORE_MAC_GBIT:
+		case BCMA_CORE_80211:
+		case BCMA_CORE_USB20_HOST:
+			/* These devices get their own IRQ line if available,
+			 * the rest goes on IRQ0
+			 */
+			if (mcore->assigned_irqs <= 4)
+				bcma_core_mips_set_irq(core,
+						       mcore->assigned_irqs++);
+			break;
+		}
+	}
+	pr_info("IRQ reconfiguration done\n");
+	bcma_core_mips_dump_irq(bus);
+
+	if (mcore->setup_done)
+		return;
+
+	bcma_chipco_serial_init(&bus->drv_cc);
+	bcma_core_mips_flash_detect(mcore);
+	mcore->setup_done = true;
+}

drivers/bcma/driver_pci.c

@@ -173,7 +173,7 @@ static bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc)
 		return false;
 
 #ifdef CONFIG_SSB_DRIVER_PCICORE
-	if (bus->sprom.boardflags_lo & SSB_PCICORE_BFL_NOPCI)
+	if (bus->sprom.boardflags_lo & SSB_BFL_NOPCI)
 		return false;
 #endif /* CONFIG_SSB_DRIVER_PCICORE */
 
@@ -189,6 +189,9 @@ static bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc)
 
 void bcma_core_pci_init(struct bcma_drv_pci *pc)
 {
+	if (pc->setup_done)
+		return;
+
 	if (bcma_core_pci_is_in_hostmode(pc)) {
 #ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE
 		bcma_core_pci_hostmode_init(pc);
@@ -198,6 +201,8 @@ void bcma_core_pci_init(struct bcma_drv_pci *pc)
 	} else {
 		bcma_core_pci_clientmode_init(pc);
 	}
+
+	pc->setup_done = true;
 }
 
 int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
@@ -205,7 +210,14 @@ int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
 {
 	struct pci_dev *pdev = pc->core->bus->host_pci;
 	u32 coremask, tmp;
-	int err;
+	int err = 0;
+
+	if (core->bus->hosttype != BCMA_HOSTTYPE_PCI) {
+		/* This bcma device is not on a PCI host-bus. So the IRQs are
+		 * not routed through the PCI core.
+		 * So we must not enable routing through the PCI core. */
+		goto out;
+	}
 
 	err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
 	if (err)

drivers/bcma/host_soc.c

+/*
+ * Broadcom specific AMBA
+ * System on Chip (SoC) Host
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include "bcma_private.h"
+#include "scan.h"
+#include <linux/bcma/bcma.h>
+#include <linux/bcma/bcma_soc.h>
+
+static u8 bcma_host_soc_read8(struct bcma_device *core, u16 offset)
+{
+	return readb(core->io_addr + offset);
+}
+
+static u16 bcma_host_soc_read16(struct bcma_device *core, u16 offset)
+{
+	return readw(core->io_addr + offset);
+}
+
+static u32 bcma_host_soc_read32(struct bcma_device *core, u16 offset)
+{
+	return readl(core->io_addr + offset);
+}
+
+static void bcma_host_soc_write8(struct bcma_device *core, u16 offset,
+				 u8 value)
+{
+	writeb(value, core->io_addr + offset);
+}
+
+static void bcma_host_soc_write16(struct bcma_device *core, u16 offset,
+				 u16 value)
+{
+	writew(value, core->io_addr + offset);
+}
+
+static void bcma_host_soc_write32(struct bcma_device *core, u16 offset,
+				 u32 value)
+{
+	writel(value, core->io_addr + offset);
+}
+
+#ifdef CONFIG_BCMA_BLOCKIO
+static void bcma_host_soc_block_read(struct bcma_device *core, void *buffer,
+				     size_t count, u16 offset, u8 reg_width)
+{
+	void __iomem *addr = core->io_addr + offset;
+
+	switch (reg_width) {
+	case sizeof(u8): {
+		u8 *buf = buffer;
+
+		while (count) {
+			*buf = __raw_readb(addr);
+			buf++;
+			count--;
+		}
+		break;
+	}
+	case sizeof(u16): {
+		__le16 *buf = buffer;
+
+		WARN_ON(count & 1);
+		while (count) {
+			*buf = (__force __le16)__raw_readw(addr);
+			buf++;
+			count -= 2;
+		}
+		break;
+	}
+	case sizeof(u32): {
+		__le32 *buf = buffer;
+
+		WARN_ON(count & 3);
+		while (count) {
+			*buf = (__force __le32)__raw_readl(addr);
+			buf++;
+			count -= 4;
+		}
+		break;
+	}
+	default:
+		WARN_ON(1);
+	}
+}
+
+static void bcma_host_soc_block_write(struct bcma_device *core,
+				      const void *buffer,
+				      size_t count, u16 offset, u8 reg_width)
+{
+	void __iomem *addr = core->io_addr + offset;
+
+	switch (reg_width) {
+	case sizeof(u8): {
+		const u8 *buf = buffer;
+
+		while (count) {
+			__raw_writeb(*buf, addr);
+			buf++;
+			count--;
+		}
+		break;
+	}
+	case sizeof(u16): {
+		const __le16 *buf = buffer;
+
+		WARN_ON(count & 1);
+		while (count) {
+			__raw_writew((__force u16)(*buf), addr);
+			buf++;
+			count -= 2;
+		}
+		break;
+	}
+	case sizeof(u32): {
+		const __le32 *buf = buffer;
+
+		WARN_ON(count & 3);
+		while (count) {
+			__raw_writel((__force u32)(*buf), addr);
+			buf++;
+			count -= 4;
+		}
+		break;
+	}
+	default:
+		WARN_ON(1);
+	}
+}
+#endif /* CONFIG_BCMA_BLOCKIO */
+
+static u32 bcma_host_soc_aread32(struct bcma_device *core, u16 offset)
+{
+	return readl(core->io_wrap + offset);
+}
+
+static void bcma_host_soc_awrite32(struct bcma_device *core, u16 offset,
+				  u32 value)
+{
+	writel(value, core->io_wrap + offset);
+}
+
+const struct bcma_host_ops bcma_host_soc_ops = {
+	.read8		= bcma_host_soc_read8,
+	.read16		= bcma_host_soc_read16,
+	.read32		= bcma_host_soc_read32,
+	.write8		= bcma_host_soc_write8,
+	.write16	= bcma_host_soc_write16,
+	.write32	= bcma_host_soc_write32,
+#ifdef CONFIG_BCMA_BLOCKIO
+	.block_read	= bcma_host_soc_block_read,
+	.block_write	= bcma_host_soc_block_write,
+#endif
+	.aread32	= bcma_host_soc_aread32,
+	.awrite32	= bcma_host_soc_awrite32,
+};
+
+int __init bcma_host_soc_register(struct bcma_soc *soc)
+{
+	struct bcma_bus *bus = &soc->bus;
+	int err;
+
+	/* iomap only first core. We have to read some register on this core
+	 * to scan the bus.
+	 */
+	bus->mmio = ioremap_nocache(BCMA_ADDR_BASE, BCMA_CORE_SIZE * 1);
+	if (!bus->mmio)
+		return -ENOMEM;
+
+	/* Host specific */
+	bus->hosttype = BCMA_HOSTTYPE_SOC;
+	bus->ops = &bcma_host_soc_ops;
+
+	/* Register */
+	err = bcma_bus_early_register(bus, &soc->core_cc, &soc->core_mips);
+	if (err)
+		iounmap(bus->mmio);
+
+	return err;
+}

drivers/bcma/main.c

@@ -66,6 +66,10 @@ static struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid)
 static void bcma_release_core_dev(struct device *dev)
 {
 	struct bcma_device *core = container_of(dev, struct bcma_device, dev);
+	if (core->io_addr)
+		iounmap(core->io_addr);
+	if (core->io_wrap)
+		iounmap(core->io_wrap);
 	kfree(core);
 }
 
@@ -80,6 +84,7 @@ static int bcma_register_cores(struct bcma_bus *bus)
 		case BCMA_CORE_CHIPCOMMON:
 		case BCMA_CORE_PCI:
 		case BCMA_CORE_PCIE:
+		case BCMA_CORE_MIPS_74K:
 			continue;
 		}
 
@@ -93,7 +98,10 @@ static int bcma_register_cores(struct bcma_bus *bus)
 			core->dma_dev = &bus->host_pci->dev;
 			core->irq = bus->host_pci->irq;
 			break;
-		case BCMA_HOSTTYPE_NONE:
+		case BCMA_HOSTTYPE_SOC:
+			core->dev.dma_mask = &core->dev.coherent_dma_mask;
+			core->dma_dev = &core->dev;
+			break;
 		case BCMA_HOSTTYPE_SDIO:
 			break;
 		}
@@ -140,6 +148,13 @@ int bcma_bus_register(struct bcma_bus *bus)
 		bcma_core_chipcommon_init(&bus->drv_cc);
 	}
 
+	/* Init MIPS core */
+	core = bcma_find_core(bus, BCMA_CORE_MIPS_74K);
+	if (core) {
+		bus->drv_mips.core = core;
+		bcma_core_mips_init(&bus->drv_mips);
+	}
+
 	/* Init PCIE core */
 	core = bcma_find_core(bus, BCMA_CORE_PCIE);
 	if (core) {
@@ -169,6 +184,59 @@ void bcma_bus_unregister(struct bcma_bus *bus)
 	bcma_unregister_cores(bus);
 }
 
+int __init bcma_bus_early_register(struct bcma_bus *bus,
+				   struct bcma_device *core_cc,
+				   struct bcma_device *core_mips)
+{
+	int err;
+	struct bcma_device *core;
+	struct bcma_device_id match;
+
+	bcma_init_bus(bus);
+
+	match.manuf = BCMA_MANUF_BCM;
+	match.id = BCMA_CORE_CHIPCOMMON;
+	match.class = BCMA_CL_SIM;
+	match.rev = BCMA_ANY_REV;
+
+	/* Scan for chip common core */
+	err = bcma_bus_scan_early(bus, &match, core_cc);
+	if (err) {
+		pr_err("Failed to scan for common core: %d\n", err);
+		return -1;
+	}
+
+	match.manuf = BCMA_MANUF_MIPS;
+	match.id = BCMA_CORE_MIPS_74K;
+	match.class = BCMA_CL_SIM;
+	match.rev = BCMA_ANY_REV;
+
+	/* Scan for mips core */
+	err = bcma_bus_scan_early(bus, &match, core_mips);
+	if (err) {
+		pr_err("Failed to scan for mips core: %d\n", err);
+		return -1;
+	}
+
+	/* Init CC core */
+	core = bcma_find_core(bus, BCMA_CORE_CHIPCOMMON);
+	if (core) {
+		bus->drv_cc.core = core;
+		bcma_core_chipcommon_init(&bus->drv_cc);
+	}
+
+	/* Init MIPS core */
+	core = bcma_find_core(bus, BCMA_CORE_MIPS_74K);
+	if (core) {
+		bus->drv_mips.core = core;
+		bcma_core_mips_init(&bus->drv_mips);
+	}
+
+	pr_info("Early bus registered\n");
+
+	return 0;
+}
+
 int __bcma_driver_register(struct bcma_driver *drv, struct module *owner)
 {
 	drv->drv.name = drv->name;

drivers/net/wireless/ath/Kconfig

@@ -25,5 +25,6 @@ config ATH_DEBUG
 source "drivers/net/wireless/ath/ath5k/Kconfig"
 source "drivers/net/wireless/ath/ath9k/Kconfig"
 source "drivers/net/wireless/ath/carl9170/Kconfig"
+source "drivers/net/wireless/ath/ath6kl/Kconfig"
 
 endif

drivers/net/wireless/ath/Makefile

 obj-$(CONFIG_ATH5K)		+= ath5k/
 obj-$(CONFIG_ATH9K_HW)		+= ath9k/
 obj-$(CONFIG_CARL9170)		+= carl9170/
+obj-$(CONFIG_ATH6KL)		+= ath6kl/
 
 obj-$(CONFIG_ATH_COMMON)	+= ath.o
 

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

@@ -169,7 +169,7 @@ static int ath_ahb_probe(struct platform_device *pdev)
 			__set_bit(ATH_STAT_2G_DISABLED, ah->status);
 	}
 
-	ret = ath5k_init_softc(ah, &ath_ahb_bus_ops);
+	ret = ath5k_init_ah(ah, &ath_ahb_bus_ops);
 	if (ret != 0) {
 		dev_err(&pdev->dev, "failed to attach device, err=%d\n", ret);
 		ret = -ENODEV;
@@ -214,7 +214,7 @@ static int ath_ahb_remove(struct platform_device *pdev)
 		__raw_writel(reg, (void __iomem *) AR5K_AR5312_ENABLE);
 	}
 
-	ath5k_deinit_softc(ah);
+	ath5k_deinit_ah(ah);
 	platform_set_drvdata(pdev, NULL);
 	ieee80211_free_hw(hw);
 

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

@@ -15,7 +15,6 @@
  */
 
 #include "ath5k.h"
-#include "base.h"
 #include "reg.h"
 #include "debug.h"
 #include "ani.h"

drivers/net/wireless/ath/ath5k/ani.h

@@ -16,6 +16,10 @@
 #ifndef ANI_H
 #define ANI_H
 
+#include "../ath.h"
+
+enum ath5k_phy_error_code;
+
 /* these thresholds are relative to the ATH5K_ANI_LISTEN_PERIOD */
 #define ATH5K_ANI_LISTEN_PERIOD		100
 #define ATH5K_ANI_OFDM_TRIG_HIGH	500

drivers/net/wireless/ath/ath5k/ath5k.h

@@ -131,13 +131,6 @@
 #define AR5K_REG_DISABLE_BITS(ah, _reg, _flags)			\
 	ath5k_hw_reg_write(ah, ath5k_hw_reg_read(ah, _reg) & ~(_flags), _reg)
 
-/* Access to PHY registers */
-#define AR5K_PHY_READ(ah, _reg)					\
-	ath5k_hw_reg_read(ah, (ah)->ah_phy + ((_reg) << 2))
-
-#define AR5K_PHY_WRITE(ah, _reg, _val)					\
-	ath5k_hw_reg_write(ah, _val, (ah)->ah_phy + ((_reg) << 2))
-
 /* Access QCU registers per queue */
 #define AR5K_REG_READ_Q(ah, _reg, _queue)				\
 	(ath5k_hw_reg_read(ah, _reg) & (1 << _queue))			\
@@ -166,7 +159,6 @@
 #define AR5K_TUNE_DMA_BEACON_RESP		2
 #define AR5K_TUNE_SW_BEACON_RESP		10
 #define AR5K_TUNE_ADDITIONAL_SWBA_BACKOFF	0
-#define AR5K_TUNE_RADAR_ALERT			false
 #define AR5K_TUNE_MIN_TX_FIFO_THRES		1
 #define AR5K_TUNE_MAX_TX_FIFO_THRES	((IEEE80211_MAX_FRAME_LEN / 64) + 1)
 #define AR5K_TUNE_REGISTER_TIMEOUT		20000
@@ -295,17 +287,6 @@ enum ath5k_radio {
  * Common silicon revision/version values
  */
 
-enum ath5k_srev_type {
-	AR5K_VERSION_MAC,
-	AR5K_VERSION_RAD,
-};
-
-struct ath5k_srev_name {
-	const char		*sr_name;
-	enum ath5k_srev_type	sr_type;
-	u_int			sr_val;
-};
-
 #define AR5K_SREV_UNKNOWN	0xffff
 
 #define AR5K_SREV_AR5210	0x00 /* Crete */
@@ -424,7 +405,6 @@ enum ath5k_driver_mode {
 	AR5K_MODE_11A		=	0,
 	AR5K_MODE_11B		=	1,
 	AR5K_MODE_11G		=	2,
-	AR5K_MODE_XR		=	0,
 	AR5K_MODE_MAX		=	3
 };
 
@@ -694,33 +674,6 @@ struct ath5k_gain {
 #define AR5K_SLOT_TIME_20	880
 #define AR5K_SLOT_TIME_MAX	0xffff
 
-/* channel_flags */
-#define	CHANNEL_CW_INT	0x0008	/* Contention Window interference detected */
-#define	CHANNEL_CCK	0x0020	/* CCK channel */
-#define	CHANNEL_OFDM	0x0040	/* OFDM channel */
-#define	CHANNEL_2GHZ	0x0080	/* 2GHz channel. */
-#define	CHANNEL_5GHZ	0x0100	/* 5GHz channel */
-#define	CHANNEL_PASSIVE	0x0200	/* Only passive scan allowed */
-#define	CHANNEL_DYN	0x0400	/* Dynamic CCK-OFDM channel (for g operation) */
-#define	CHANNEL_XR	0x0800	/* XR channel */
-
-#define	CHANNEL_A	(CHANNEL_5GHZ | CHANNEL_OFDM)
-#define	CHANNEL_B	(CHANNEL_2GHZ | CHANNEL_CCK)
-#define	CHANNEL_G	(CHANNEL_2GHZ | CHANNEL_OFDM)
-#define	CHANNEL_X	(CHANNEL_5GHZ | CHANNEL_OFDM | CHANNEL_XR)
-
-#define	CHANNEL_ALL	(CHANNEL_OFDM | CHANNEL_CCK | \
-			 CHANNEL_2GHZ | CHANNEL_5GHZ)
-
-#define CHANNEL_MODES		CHANNEL_ALL
-
-/*
- * Used internally for ath5k_hw_reset_tx_queue().
- * Also see struct struct ieee80211_channel.
- */
-#define IS_CHAN_XR(_c)	((_c->hw_value & CHANNEL_XR) != 0)
-#define IS_CHAN_B(_c)	((_c->hw_value & CHANNEL_B) != 0)
-
 /*
  * The following structure is used to map 2GHz channels to
  * 5GHz Atheros channels.
@@ -977,7 +930,7 @@ enum ath5k_power_mode {
 struct ath5k_capabilities {
 	/*
 	 * Supported PHY modes
-	 * (ie. CHANNEL_A, CHANNEL_B, ...)
+	 * (ie. AR5K_MODE_11A, AR5K_MODE_11B, ...)
 	 */
 	DECLARE_BITMAP(cap_mode, AR5K_MODE_MAX);
 
@@ -1013,16 +966,6 @@ struct ath5k_nfcal_hist {
 	s16 nfval[ATH5K_NF_CAL_HIST_MAX];	/* last few noise floors */
 };
 
-/**
- * struct avg_val - Helper structure for average calculation
- * @avg: contains the actual average value
- * @avg_weight: is used internally during calculation to prevent rounding errors
- */
-struct ath5k_avg_val {
-	int avg;
-	int avg_weight;
-};
-
 #define ATH5K_LED_MAX_NAME_LEN 31
 
 /*
@@ -1148,7 +1091,6 @@ struct ath5k_hw {
 	bool			rx_pending;	/* rx tasklet pending */
 	bool			tx_pending;	/* tx tasklet pending */
 
-	u8			lladdr[ETH_ALEN];
 	u8			bssidmask[ETH_ALEN];
 
 	unsigned int		led_pin,	/* GPIO pin for driving LED */
@@ -1156,7 +1098,6 @@ struct ath5k_hw {
 
 	struct work_struct	reset_work;	/* deferred chip reset */
 
-	unsigned int		rxbufsize;	/* rx size based on mtu */
 	struct list_head	rxbuf;		/* receive buffer */
 	spinlock_t		rxbuflock;
 	u32			*rxlink;	/* link ptr in last RX desc */
@@ -1208,10 +1149,8 @@ struct ath5k_hw {
 
 	enum ath5k_version	ah_version;
 	enum ath5k_radio	ah_radio;
-	u32			ah_phy;
 	u32			ah_mac_srev;
 	u16			ah_mac_version;
-	u16			ah_mac_revision;
 	u16			ah_phy_revision;
 	u16			ah_radio_5ghz_revision;
 	u16			ah_radio_2ghz_revision;
@@ -1279,12 +1218,6 @@ struct ath5k_hw {
 		bool		txp_setup;
 	} ah_txpower;
 
-	struct {
-		bool		r_enabled;
-		int		r_last_alert;
-		struct ieee80211_channel r_last_channel;
-	} ah_radar;
-
 	struct ath5k_nfcal_hist ah_nfcal_hist;
 
 	/* average beacon RSSI in our BSS (used by ANI) */
@@ -1327,36 +1260,13 @@ struct ath_bus_ops {
 extern const struct ieee80211_ops ath5k_hw_ops;
 
 /* Initialization and detach functions */
-int ath5k_init_softc(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops);
-void ath5k_deinit_softc(struct ath5k_hw *ah);
 int ath5k_hw_init(struct ath5k_hw *ah);
 void ath5k_hw_deinit(struct ath5k_hw *ah);
 
 int ath5k_sysfs_register(struct ath5k_hw *ah);
 void ath5k_sysfs_unregister(struct ath5k_hw *ah);
 
-/* base.c */
-struct ath5k_buf;
-struct ath5k_txq;
-
-void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable);
-bool ath5k_any_vif_assoc(struct ath5k_hw *ah);
-void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb,
-		    struct ath5k_txq *txq);
-int ath5k_start(struct ieee80211_hw *hw);
-void ath5k_stop(struct ieee80211_hw *hw);
-void ath5k_mode_setup(struct ath5k_hw *ah, struct ieee80211_vif *vif);
-void ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah,
-					struct ieee80211_vif *vif);
-int ath5k_chan_set(struct ath5k_hw *ah, struct ieee80211_channel *chan);
-void ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf);
-int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
-void ath5k_beacon_config(struct ath5k_hw *ah);
-void ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf);
-void ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf);
-
 /*Chip id helper functions */
-const char *ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val);
 int ath5k_hw_read_srev(struct ath5k_hw *ah);
 
 /* LED functions */
@@ -1367,7 +1277,7 @@ void ath5k_unregister_leds(struct ath5k_hw *ah);
 
 
 /* Reset Functions */
-int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial);
+int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, struct ieee80211_channel *channel);
 int ath5k_hw_on_hold(struct ath5k_hw *ah);
 int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
 	   struct ieee80211_channel *channel, bool fast, bool skip_pcu);
@@ -1487,13 +1397,13 @@ int ath5k_hw_write_initvals(struct ath5k_hw *ah, u8 mode, bool change_channel);
 
 /* PHY functions */
 /* Misc PHY functions */
-u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, unsigned int chan);
+u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, enum ieee80211_band band);
 int ath5k_hw_phy_disable(struct ath5k_hw *ah);
 /* Gain_F optimization */
 enum ath5k_rfgain ath5k_hw_gainf_calibrate(struct ath5k_hw *ah);
 int ath5k_hw_rfgain_opt_init(struct ath5k_hw *ah);
 /* PHY/RF channel functions */
-bool ath5k_channel_ok(struct ath5k_hw *ah, u16 freq, unsigned int flags);
+bool ath5k_channel_ok(struct ath5k_hw *ah, struct ieee80211_channel *channel);
 /* PHY calibration */
 void ath5k_hw_init_nfcal_hist(struct ath5k_hw *ah);
 int ath5k_hw_phy_calibrate(struct ath5k_hw *ah,

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

@@ -25,7 +25,6 @@
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
 
 /**
  * ath5k_hw_post - Power On Self Test helper function
@@ -95,7 +94,7 @@ static int ath5k_hw_post(struct ath5k_hw *ah)
 /**
  * ath5k_hw_init - Check if hw is supported and init the needed structs
  *
- * @ah: The &struct ath5k_hw we got from the driver's init_softc function
+ * @ah: The &struct ath5k_hw associated with the device
  *
  * Check if the device is supported, perform a POST and initialize the needed
  * structs. Returns -ENOMEM if we don't have memory for the needed structs,
@@ -114,7 +113,6 @@ int ath5k_hw_init(struct ath5k_hw *ah)
 	/*
 	 * HW information
 	 */
-	ah->ah_radar.r_enabled = AR5K_TUNE_RADAR_ALERT;
 	ah->ah_bwmode = AR5K_BWMODE_DEFAULT;
 	ah->ah_txpower.txp_tpc = AR5K_TUNE_TPC_TXPOWER;
 	ah->ah_imr = 0;
@@ -137,9 +135,8 @@ int ath5k_hw_init(struct ath5k_hw *ah)
 	else
 		ah->ah_version = AR5K_AR5212;
 
-	/* Get the MAC revision */
+	/* Get the MAC version */
 	ah->ah_mac_version = AR5K_REG_MS(srev, AR5K_SREV_VER);
-	ah->ah_mac_revision = AR5K_REG_MS(srev, AR5K_SREV_REV);
 
 	/* Fill the ath5k_hw struct with the needed functions */
 	ret = ath5k_hw_init_desc_functions(ah);
@@ -147,7 +144,7 @@ int ath5k_hw_init(struct ath5k_hw *ah)
 		goto err;
 
 	/* Bring device out of sleep and reset its units */
-	ret = ath5k_hw_nic_wakeup(ah, 0, true);
+	ret = ath5k_hw_nic_wakeup(ah, NULL);
 	if (ret)
 		goto err;
 
@@ -155,8 +152,7 @@ int ath5k_hw_init(struct ath5k_hw *ah)
 	ah->ah_phy_revision = ath5k_hw_reg_read(ah, AR5K_PHY_CHIP_ID) &
 			0xffffffff;
 	ah->ah_radio_5ghz_revision = ath5k_hw_radio_revision(ah,
-			CHANNEL_5GHZ);
-	ah->ah_phy = AR5K_PHY(0);
+			IEEE80211_BAND_5GHZ);
 
 	/* Try to identify radio chip based on its srev */
 	switch (ah->ah_radio_5ghz_revision & 0xf0) {
@@ -164,14 +160,14 @@ int ath5k_hw_init(struct ath5k_hw *ah)
 		ah->ah_radio = AR5K_RF5111;
 		ah->ah_single_chip = false;
 		ah->ah_radio_2ghz_revision = ath5k_hw_radio_revision(ah,
-							CHANNEL_2GHZ);
+							IEEE80211_BAND_2GHZ);
 		break;
 	case AR5K_SREV_RAD_5112:
 	case AR5K_SREV_RAD_2112:
 		ah->ah_radio = AR5K_RF5112;
 		ah->ah_single_chip = false;
 		ah->ah_radio_2ghz_revision = ath5k_hw_radio_revision(ah,
-							CHANNEL_2GHZ);
+							IEEE80211_BAND_2GHZ);
 		break;
 	case AR5K_SREV_RAD_2413:
 		ah->ah_radio = AR5K_RF2413;
@@ -208,7 +204,7 @@ int ath5k_hw_init(struct ath5k_hw *ah)
 			ah->ah_radio = AR5K_RF5111;
 			ah->ah_single_chip = false;
 			ah->ah_radio_2ghz_revision = ath5k_hw_radio_revision(ah,
-								CHANNEL_2GHZ);
+							IEEE80211_BAND_2GHZ);
 		} else if (ah->ah_mac_version == (AR5K_SREV_AR2425 >> 4) ||
 			   ah->ah_mac_version == (AR5K_SREV_AR2417 >> 4) ||
 			   ah->ah_phy_revision == AR5K_SREV_PHY_2425) {

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

@@ -52,6 +52,7 @@
 #include <linux/uaccess.h>
 #include <linux/slab.h>
 #include <linux/etherdevice.h>
+#include <linux/nl80211.h>
 
 #include <net/ieee80211_radiotap.h>
 
@@ -61,6 +62,8 @@
 #include "reg.h"
 #include "debug.h"
 #include "ani.h"
+#include "ath5k.h"
+#include "../regd.h"
 
 #define CREATE_TRACE_POINTS
 #include "trace.h"
@@ -272,20 +275,18 @@ static unsigned int
 ath5k_setup_channels(struct ath5k_hw *ah, struct ieee80211_channel *channels,
 		unsigned int mode, unsigned int max)
 {
-	unsigned int count, size, chfreq, freq, ch;
+	unsigned int count, size, freq, ch;
 	enum ieee80211_band band;
 
 	switch (mode) {
 	case AR5K_MODE_11A:
 		/* 1..220, but 2GHz frequencies are filtered by check_channel */
 		size = 220;
-		chfreq = CHANNEL_5GHZ;
 		band = IEEE80211_BAND_5GHZ;
 		break;
 	case AR5K_MODE_11B:
 	case AR5K_MODE_11G:
 		size = 26;
-		chfreq = CHANNEL_2GHZ;
 		band = IEEE80211_BAND_2GHZ;
 		break;
 	default:
@@ -300,26 +301,19 @@ ath5k_setup_channels(struct ath5k_hw *ah, struct ieee80211_channel *channels,
 		if (freq == 0) /* mapping failed - not a standard channel */
 			continue;
 
+		/* Write channel info, needed for ath5k_channel_ok() */
+		channels[count].center_freq = freq;
+		channels[count].band = band;
+		channels[count].hw_value = mode;
+
 		/* Check if channel is supported by the chipset */
-		if (!ath5k_channel_ok(ah, freq, chfreq))
+		if (!ath5k_channel_ok(ah, &channels[count]))
 			continue;
 
 		if (!modparam_all_channels &&
 		    !ath5k_is_standard_channel(ch, band))
 			continue;
 
-		/* Write channel info and increment counter */
-		channels[count].center_freq = freq;
-		channels[count].band = band;
-		switch (mode) {
-		case AR5K_MODE_11A:
-		case AR5K_MODE_11G:
-			channels[count].hw_value = chfreq | CHANNEL_OFDM;
-			break;
-		case AR5K_MODE_11B:
-			channels[count].hw_value = CHANNEL_B;
-		}
-
 		count++;
 	}
 
@@ -2349,7 +2343,7 @@ ath5k_tx_complete_poll_work(struct work_struct *work)
 \*************************/
 
 int __devinit
-ath5k_init_softc(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
+ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
 {
 	struct ieee80211_hw *hw = ah->hw;
 	struct ath_common *common;
@@ -2867,7 +2861,6 @@ ath5k_init(struct ieee80211_hw *hw)
 	}
 
 	SET_IEEE80211_PERM_ADDR(hw, mac);
-	memcpy(&ah->lladdr, mac, ETH_ALEN);
 	/* All MAC address bits matter for ACKs */
 	ath5k_update_bssid_mask_and_opmode(ah, NULL);
 
@@ -2903,7 +2896,7 @@ ath5k_init(struct ieee80211_hw *hw)
 }
 
 void
-ath5k_deinit_softc(struct ath5k_hw *ah)
+ath5k_deinit_ah(struct ath5k_hw *ah)
 {
 	struct ieee80211_hw *hw = ah->hw;
 

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

@@ -38,19 +38,27 @@
 /*
  * Definitions for the Atheros Wireless LAN controller driver.
  */
-#ifndef _DEV_ATH_ATHVAR_H
-#define _DEV_ATH_ATHVAR_H
+#ifndef _DEV_ATH5K_BASE_H
+#define _DEV_ATH5K_BASE_H
 
-#include <linux/interrupt.h>
-#include <linux/list.h>
-#include <linux/wireless.h>
-#include <linux/if_ether.h>
-#include <linux/rfkill.h>
-#include <linux/workqueue.h>
+struct ieee80211_vif;
+struct ieee80211_hw;
+struct ath5k_hw;
+struct ath5k_txq;
+struct ieee80211_channel;
+struct ath_bus_ops;
+enum nl80211_iftype;
 
-#include "ath5k.h"
-#include "../regd.h"
-#include "../ath.h"
+enum ath5k_srev_type {
+	AR5K_VERSION_MAC,
+	AR5K_VERSION_RAD,
+};
+
+struct ath5k_srev_name {
+	const char		*sr_name;
+	enum ath5k_srev_type	sr_type;
+	u_int			sr_val;
+};
 
 struct ath5k_buf {
 	struct list_head	list;
@@ -65,7 +73,6 @@ struct ath5k_vif {
 	enum nl80211_iftype	opmode;
 	int			bslot;
 	struct ath5k_buf	*bbuf; /* beacon buffer */
-	u8			lladdr[ETH_ALEN];
 };
 
 struct ath5k_vif_iter_data {
@@ -78,8 +85,30 @@ struct ath5k_vif_iter_data {
 	enum nl80211_iftype opmode;
 	int n_stas;
 };
+
 void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif);
+bool ath5k_any_vif_assoc(struct ath5k_hw *ah);
+
+int ath5k_start(struct ieee80211_hw *hw);
+void ath5k_stop(struct ieee80211_hw *hw);
+
+void ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf);
+int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
+void ath5k_beacon_config(struct ath5k_hw *ah);
+void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable);
+
+void ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah,
+					struct ieee80211_vif *vif);
+int ath5k_chan_set(struct ath5k_hw *ah, struct ieee80211_channel *chan);
+void ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf);
+void ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf);
+void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb,
+		    struct ath5k_txq *txq);
+
+const char *ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val);
 
+int ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops);
+void ath5k_deinit_ah(struct ath5k_hw *ah);
 
 /* Check whether BSSID mask is supported */
 #define ath5k_hw_hasbssidmask(_ah) (ah->ah_version == AR5K_AR5212)
@@ -87,4 +116,4 @@ void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif);
 /* Check whether virtual EOL is supported */
 #define ath5k_hw_hasveol(_ah) (ah->ah_version != AR5K_AR5210)
 
-#endif
+#endif	/* _DEV_ATH5K_BASE_H */

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

@@ -24,7 +24,7 @@
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
+#include "../regd.h"
 
 /*
  * Fill the capabilities struct

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

@@ -58,19 +58,18 @@
  * THE POSSIBILITY OF SUCH DAMAGES.
  */
 
-#include "base.h"
+#include <linux/module.h>
+#include <linux/seq_file.h>
+#include <linux/list.h>
 #include "debug.h"
+#include "ath5k.h"
+#include "reg.h"
+#include "base.h"
 
 static unsigned int ath5k_debug;
 module_param_named(debug, ath5k_debug, uint, 0);
 
 
-#ifdef CONFIG_ATH5K_DEBUG
-
-#include <linux/seq_file.h>
-#include "reg.h"
-#include "ani.h"
-
 static int ath5k_debugfs_open(struct inode *inode, struct file *file)
 {
 	file->private_data = inode->i_private;
@@ -1031,5 +1030,3 @@ ath5k_debug_printtxbuf(struct ath5k_hw *ah, struct ath5k_buf *bf)
 		td->tx_stat.tx_status_0, td->tx_stat.tx_status_1,
 		done ? ' ' : (ts.ts_status == 0) ? '*' : '!');
 }
-
-#endif /* ifdef CONFIG_ATH5K_DEBUG */

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

@@ -24,7 +24,6 @@
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
 
 
 /************************\

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

@@ -35,7 +35,6 @@
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
 
 
 /*********\

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

@@ -26,7 +26,6 @@
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
 
 
 /******************\
@@ -1780,13 +1779,12 @@ ath5k_eeprom_detach(struct ath5k_hw *ah)
 int
 ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel)
 {
-	switch (channel->hw_value & CHANNEL_MODES) {
-	case CHANNEL_A:
-	case CHANNEL_XR:
+	switch (channel->hw_value) {
+	case AR5K_MODE_11A:
 		return AR5K_EEPROM_MODE_11A;
-	case CHANNEL_G:
+	case AR5K_MODE_11G:
 		return AR5K_EEPROM_MODE_11G;
-	case CHANNEL_B:
+	case AR5K_MODE_11B:
 		return AR5K_EEPROM_MODE_11B;
 	default:
 		return -1;

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

@@ -23,7 +23,6 @@
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
 
 /*
  * Set led state

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

@@ -22,7 +22,6 @@
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
 
 /*
  * Mode-independent initial register writes

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

@@ -41,7 +41,6 @@
 
 #include <linux/pci.h>
 #include "ath5k.h"
-#include "base.h"
 
 #define ATH_SDEVICE(subv, subd) \
 	.vendor = PCI_ANY_ID, .device = PCI_ANY_ID, \

drivers/net/wireless/ath/ath5k/mac80211-ops.c

@@ -41,8 +41,10 @@
  *
  */
 
+#include <net/mac80211.h>
 #include <asm/unaligned.h>
 
+#include "ath5k.h"
 #include "base.h"
 #include "reg.h"
 
@@ -137,11 +139,8 @@ ath5k_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	/* Any MAC address is fine, all others are included through the
 	 * filter.
 	 */
-	memcpy(&ah->lladdr, vif->addr, ETH_ALEN);
 	ath5k_hw_set_lladdr(ah, vif->addr);
 
-	memcpy(&avf->lladdr, vif->addr, ETH_ALEN);
-
 	ath5k_update_bssid_mask_and_opmode(ah, vif);
 	ret = 0;
 end:

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

@@ -261,7 +261,7 @@ ath5k_pci_probe(struct pci_dev *pdev,
 	ah->iobase = mem; /* So we can unmap it on detach */
 
 	/* Initialize */
-	ret = ath5k_init_softc(ah, &ath_pci_bus_ops);
+	ret = ath5k_init_ah(ah, &ath_pci_bus_ops);
 	if (ret)
 		goto err_free;
 
@@ -287,7 +287,7 @@ ath5k_pci_remove(struct pci_dev *pdev)
 	struct ieee80211_hw *hw = pci_get_drvdata(pdev);
 	struct ath5k_hw *ah = hw->priv;
 
-	ath5k_deinit_softc(ah);
+	ath5k_deinit_ah(ah);
 	pci_iounmap(pdev, ah->iobase);
 	pci_release_region(pdev, 0);
 	pci_disable_device(pdev);

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

@@ -29,7 +29,6 @@
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
 
 /*
  * AR5212+ can use higher rates for ack transmission
@@ -152,7 +151,7 @@ unsigned int ath5k_hw_get_default_slottime(struct ath5k_hw *ah)
 	case AR5K_BWMODE_DEFAULT:
 	default:
 		slot_time = AR5K_INIT_SLOT_TIME_DEFAULT;
-		if ((channel->hw_value & CHANNEL_CCK) && !ah->ah_short_slot)
+		if ((channel->hw_value == AR5K_MODE_11B) && !ah->ah_short_slot)
 			slot_time = AR5K_INIT_SLOT_TIME_B;
 		break;
 	}
@@ -183,7 +182,7 @@ unsigned int ath5k_hw_get_default_sifs(struct ath5k_hw *ah)
 	case AR5K_BWMODE_DEFAULT:
 		sifs = AR5K_INIT_SIFS_DEFAULT_BG;
 	default:
-		if (channel->hw_value & CHANNEL_5GHZ)
+		if (channel->band == IEEE80211_BAND_5GHZ)
 			sifs = AR5K_INIT_SIFS_DEFAULT_A;
 		break;
 	}

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

@@ -26,9 +26,9 @@
 
 #include "ath5k.h"
 #include "reg.h"
-#include "base.h"
 #include "rfbuffer.h"
 #include "rfgain.h"
+#include "../regd.h"
 
 
 /******************\
@@ -38,7 +38,7 @@
 /*
  * Get the PHY Chip revision
  */
-u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, unsigned int chan)
+u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, enum ieee80211_band band)
 {
 	unsigned int i;
 	u32 srev;
@@ -47,11 +47,11 @@ u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, unsigned int chan)
 	/*
 	 * Set the radio chip access register
 	 */
-	switch (chan) {
-	case CHANNEL_2GHZ:
+	switch (band) {
+	case IEEE80211_BAND_2GHZ:
 		ath5k_hw_reg_write(ah, AR5K_PHY_SHIFT_2GHZ, AR5K_PHY(0));
 		break;
-	case CHANNEL_5GHZ:
+	case IEEE80211_BAND_5GHZ:
 		ath5k_hw_reg_write(ah, AR5K_PHY_SHIFT_5GHZ, AR5K_PHY(0));
 		break;
 	default:
@@ -84,14 +84,16 @@ u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, unsigned int chan)
 /*
  * Check if a channel is supported
  */
-bool ath5k_channel_ok(struct ath5k_hw *ah, u16 freq, unsigned int flags)
+bool ath5k_channel_ok(struct ath5k_hw *ah, struct ieee80211_channel *channel)
 {
+	u16 freq = channel->center_freq;
+
 	/* Check if the channel is in our supported range */
-	if (flags & CHANNEL_2GHZ) {
+	if (channel->band == IEEE80211_BAND_2GHZ) {
 		if ((freq >= ah->ah_capabilities.cap_range.range_2ghz_min) &&
 		    (freq <= ah->ah_capabilities.cap_range.range_2ghz_max))
 			return true;
-	} else if (flags & CHANNEL_5GHZ)
+	} else if (channel->band == IEEE80211_BAND_5GHZ)
 		if ((freq >= ah->ah_capabilities.cap_range.range_5ghz_min) &&
 		    (freq <= ah->ah_capabilities.cap_range.range_5ghz_max))
 			return true;
@@ -224,7 +226,7 @@ static inline int ath5k_hw_write_ofdm_timings(struct ath5k_hw *ah,
 		ds_coef_exp, ds_coef_man, clock;
 
 	BUG_ON(!(ah->ah_version == AR5K_AR5212) ||
-		!(channel->hw_value & CHANNEL_OFDM));
+		(channel->hw_value == AR5K_MODE_11B));
 
 	/* Get coefficient
 	 * ALGO: coef = (5 * clock / carrier_freq) / 2
@@ -298,7 +300,7 @@ static void ath5k_hw_wait_for_synth(struct ath5k_hw *ah,
 		u32 delay;
 		delay = ath5k_hw_reg_read(ah, AR5K_PHY_RX_DELAY) &
 			AR5K_PHY_RX_DELAY_M;
-		delay = (channel->hw_value & CHANNEL_CCK) ?
+		delay = (channel->hw_value == AR5K_MODE_11B) ?
 			((delay << 2) / 22) : (delay / 10);
 		if (ah->ah_bwmode == AR5K_BWMODE_10MHZ)
 			delay = delay << 1;
@@ -798,9 +800,9 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah,
 	}
 
 	/* Set Output and Driver bias current (OB/DB) */
-	if (channel->hw_value & CHANNEL_2GHZ) {
+	if (channel->band == IEEE80211_BAND_2GHZ) {
 
-		if (channel->hw_value & CHANNEL_CCK)
+		if (channel->hw_value == AR5K_MODE_11B)
 			ee_mode = AR5K_EEPROM_MODE_11B;
 		else
 			ee_mode = AR5K_EEPROM_MODE_11G;
@@ -825,7 +827,7 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah,
 						AR5K_RF_DB_2GHZ, true);
 
 	/* RF5111 always needs OB/DB for 5GHz, even if we use 2GHz */
-	} else if ((channel->hw_value & CHANNEL_5GHZ) ||
+	} else if ((channel->band == IEEE80211_BAND_5GHZ) ||
 			(ah->ah_radio == AR5K_RF5111)) {
 
 		/* For 11a, Turbo and XR we need to choose
@@ -857,7 +859,7 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah,
 	if (ah->ah_radio == AR5K_RF5111) {
 
 		/* Set gain_F settings according to current step */
-		if (channel->hw_value & CHANNEL_OFDM) {
+		if (channel->hw_value != AR5K_MODE_11B) {
 
 			AR5K_REG_WRITE_BITS(ah, AR5K_PHY_FRAME_CTL,
 					AR5K_PHY_FRAME_CTL_TX_CLIP,
@@ -914,7 +916,7 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah,
 	if (ah->ah_radio == AR5K_RF5112) {
 
 		/* Set gain_F settings according to current step */
-		if (channel->hw_value & CHANNEL_OFDM) {
+		if (channel->hw_value != AR5K_MODE_11B) {
 
 			ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[0],
 						AR5K_RF_MIXGAIN_OVR, true);
@@ -1026,7 +1028,7 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah,
 	}
 
 	if (ah->ah_radio == AR5K_RF5413 &&
-	channel->hw_value & CHANNEL_2GHZ) {
+	channel->band == IEEE80211_BAND_2GHZ) {
 
 		ath5k_hw_rfb_op(ah, rf_regs, 1, AR5K_RF_DERBY_CHAN_SEL_MODE,
 									true);
@@ -1138,7 +1140,7 @@ static int ath5k_hw_rf5111_channel(struct ath5k_hw *ah,
 	 */
 	data0 = data1 = 0;
 
-	if (channel->hw_value & CHANNEL_2GHZ) {
+	if (channel->band == IEEE80211_BAND_2GHZ) {
 		/* Map 2GHz channel to 5GHz Atheros channel ID */
 		ret = ath5k_hw_rf5111_chan2athchan(
 			ieee80211_frequency_to_channel(channel->center_freq),
@@ -1265,10 +1267,9 @@ static int ath5k_hw_channel(struct ath5k_hw *ah,
 	int ret;
 	/*
 	 * Check bounds supported by the PHY (we don't care about regulatory
-	 * restrictions at this point). Note: hw_value already has the band
-	 * (CHANNEL_2GHZ, or CHANNEL_5GHZ) so we inform ath5k_channel_ok()
-	 * of the band by that */
-	if (!ath5k_channel_ok(ah, channel->center_freq, channel->hw_value)) {
+	 * restrictions at this point).
+	 */
+	if (!ath5k_channel_ok(ah, channel)) {
 		ATH5K_ERR(ah,
 			"channel frequency (%u MHz) out of supported "
 			"band range\n",
@@ -1614,7 +1615,7 @@ int ath5k_hw_phy_calibrate(struct ath5k_hw *ah,
 	ret = ath5k_hw_rf511x_iq_calibrate(ah);
 
 	if ((ah->ah_radio == AR5K_RF5111 || ah->ah_radio == AR5K_RF5112) &&
-	    (channel->hw_value & CHANNEL_OFDM))
+	    (channel->hw_value != AR5K_MODE_11B))
 		ath5k_hw_request_rfgain_probe(ah);
 
 	return ret;
@@ -1641,7 +1642,7 @@ ath5k_hw_set_spur_mitigation_filter(struct ath5k_hw *ah,
 	/* Convert current frequency to fbin value (the same way channels
 	 * are stored on EEPROM, check out ath5k_eeprom_bin2freq) and scale
 	 * up by 2 so we can compare it later */
-	if (channel->hw_value & CHANNEL_2GHZ) {
+	if (channel->band == IEEE80211_BAND_2GHZ) {
 		chan_fbin = (channel->center_freq - 2300) * 10;
 		freq_band = AR5K_EEPROM_BAND_2GHZ;
 	} else {
@@ -1703,7 +1704,7 @@ ath5k_hw_set_spur_mitigation_filter(struct ath5k_hw *ah,
 			spur_freq_sigma_delta = (spur_delta_phase >> 10);
 			symbol_width = AR5K_SPUR_SYMBOL_WIDTH_BASE_100Hz / 4;
 		default:
-			if (channel->hw_value == CHANNEL_A) {
+			if (channel->band == IEEE80211_BAND_5GHZ) {
 				/* Both sample_freq and chip_freq are 40MHz */
 				spur_delta_phase = (spur_offset << 17) / 25;
 				spur_freq_sigma_delta =
@@ -2226,15 +2227,20 @@ ath5k_get_chan_pcal_surrounding_piers(struct ath5k_hw *ah,
 	idx_l = 0;
 	idx_r = 0;
 
-	if (!(channel->hw_value & CHANNEL_OFDM)) {
+	switch (channel->hw_value) {
+	case AR5K_EEPROM_MODE_11A:
+		pcinfo = ee->ee_pwr_cal_a;
+		mode = AR5K_EEPROM_MODE_11A;
+		break;
+	case AR5K_EEPROM_MODE_11B:
 		pcinfo = ee->ee_pwr_cal_b;
 		mode = AR5K_EEPROM_MODE_11B;
-	} else if (channel->hw_value & CHANNEL_2GHZ) {
+		break;
+	case AR5K_EEPROM_MODE_11G:
+	default:
 		pcinfo = ee->ee_pwr_cal_g;
 		mode = AR5K_EEPROM_MODE_11G;
-	} else {
-		pcinfo = ee->ee_pwr_cal_a;
-		mode = AR5K_EEPROM_MODE_11A;
+		break;
 	}
 	max = ee->ee_n_piers[mode] - 1;
 
@@ -2303,15 +2309,20 @@ ath5k_get_rate_pcal_data(struct ath5k_hw *ah,
 	idx_l = 0;
 	idx_r = 0;
 
-	if (!(channel->hw_value & CHANNEL_OFDM)) {
+	switch (channel->hw_value) {
+	case AR5K_MODE_11A:
+		rpinfo = ee->ee_rate_tpwr_a;
+		mode = AR5K_EEPROM_MODE_11A;
+		break;
+	case AR5K_MODE_11B:
 		rpinfo = ee->ee_rate_tpwr_b;
 		mode = AR5K_EEPROM_MODE_11B;
-	} else if (channel->hw_value & CHANNEL_2GHZ) {
+		break;
+	case AR5K_MODE_11G:
+	default:
 		rpinfo = ee->ee_rate_tpwr_g;
 		mode = AR5K_EEPROM_MODE_11G;
-	} else {
-		rpinfo = ee->ee_rate_tpwr_a;
-		mode = AR5K_EEPROM_MODE_11A;
+		break;
 	}
 	max = ee->ee_rate_target_pwr_num[mode] - 1;
 
@@ -2392,24 +2403,22 @@ ath5k_get_max_ctl_power(struct ath5k_hw *ah,
 
 	ctl_mode = ath_regd_get_band_ctl(regulatory, channel->band);
 
-	switch (channel->hw_value & CHANNEL_MODES) {
-	case CHANNEL_A:
+	switch (channel->hw_value) {
+	case AR5K_MODE_11A:
 		if (ah->ah_bwmode == AR5K_BWMODE_40MHZ)
 			ctl_mode |= AR5K_CTL_TURBO;
 		else
 			ctl_mode |= AR5K_CTL_11A;
 		break;
-	case CHANNEL_G:
+	case AR5K_MODE_11G:
 		if (ah->ah_bwmode == AR5K_BWMODE_40MHZ)
 			ctl_mode |= AR5K_CTL_TURBOG;
 		else
 			ctl_mode |= AR5K_CTL_11G;
 		break;
-	case CHANNEL_B:
+	case AR5K_MODE_11B:
 		ctl_mode |= AR5K_CTL_11B;
 		break;
-	case CHANNEL_XR:
-		/* Fall through */
 	default:
 		return;
 	}
@@ -3292,7 +3301,7 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel,
 
 	/* Write OFDM timings on 5212*/
 	if (ah->ah_version == AR5K_AR5212 &&
-		channel->hw_value & CHANNEL_OFDM) {
+		channel->hw_value != AR5K_MODE_11B) {
 
 		ret = ath5k_hw_write_ofdm_timings(ah, channel);
 		if (ret)

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

@@ -23,7 +23,6 @@ Queue Control Unit, DFS Control Unit Functions
 #include "ath5k.h"
 #include "reg.h"
 #include "debug.h"
-#include "base.h"
 
 
 /******************\
@@ -185,13 +184,6 @@ int ath5k_hw_setup_tx_queue(struct ath5k_hw *ah, enum ath5k_tx_queue queue_type,
 		case AR5K_TX_QUEUE_CAB:
 			queue = AR5K_TX_QUEUE_ID_CAB;
 			break;
-		case AR5K_TX_QUEUE_XR_DATA:
-			if (ah->ah_version != AR5K_AR5212)
-				ATH5K_ERR(ah,
-					"XR data queues only supported in"
-					" 5212!\n");
-			queue = AR5K_TX_QUEUE_ID_XR_DATA;
-			break;
 		default:
 			return -EINVAL;
 		}
@@ -544,7 +536,7 @@ int ath5k_hw_set_ifs_intervals(struct ath5k_hw *ah, unsigned int slot_time)
 	 *
 	 * Also we have different lowest rate for 802.11a
 	 */
-	if (channel->hw_value & CHANNEL_5GHZ)
+	if (channel->band == IEEE80211_BAND_5GHZ)
 		rate = &ah->sbands[IEEE80211_BAND_5GHZ].bitrates[0];
 	else
 		rate = &ah->sbands[IEEE80211_BAND_2GHZ].bitrates[0];

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

@@ -30,7 +30,6 @@
 #include <linux/platform_device.h>
 #include "ath5k.h"
 #include "reg.h"
-#include "base.h"
 #include "debug.h"
 
 
@@ -102,12 +101,18 @@ static void ath5k_hw_init_core_clock(struct ath5k_hw *ah)
 	/*
 	 * Set core clock frequency
 	 */
-	if (channel->hw_value & CHANNEL_5GHZ)
-		clock = 40; /* 802.11a */
-	else if (channel->hw_value & CHANNEL_CCK)
-		clock = 22; /* 802.11b */
-	else
-		clock = 44; /* 802.11g */
+	switch (channel->hw_value) {
+	case AR5K_MODE_11A:
+		clock = 40;
+		break;
+	case AR5K_MODE_11B:
+		clock = 22;
+		break;
+	case AR5K_MODE_11G:
+	default:
+		clock = 44;
+		break;
+	}
 
 	/* Use clock multiplier for non-default
 	 * bwmode */
@@ -581,8 +586,9 @@ int ath5k_hw_on_hold(struct ath5k_hw *ah)
 
 /*
  * Bring up MAC + PHY Chips and program PLL
+ * Channel is NULL for the initial wakeup.
  */
-int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial)
+int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, struct ieee80211_channel *channel)
 {
 	struct pci_dev *pdev = ah->pdev;
 	u32 turbo, mode, clock, bus_flags;
@@ -592,7 +598,7 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial)
 	mode = 0;
 	clock = 0;
 
-	if ((ath5k_get_bus_type(ah) != ATH_AHB) || !initial) {
+	if ((ath5k_get_bus_type(ah) != ATH_AHB) || channel) {
 		/* Wakeup the device */
 		ret = ath5k_hw_set_power(ah, AR5K_PM_AWAKE, true, 0);
 		if (ret) {
@@ -652,7 +658,7 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial)
 
 	/* On initialization skip PLL programming since we don't have
 	 * a channel / mode set yet */
-	if (initial)
+	if (!channel)
 		return 0;
 
 	if (ah->ah_version != AR5K_AR5210) {
@@ -668,13 +674,13 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial)
 			clock = AR5K_PHY_PLL_RF5111;		/*Zero*/
 		}
 
-		if (flags & CHANNEL_2GHZ) {
+		if (channel->band == IEEE80211_BAND_2GHZ) {
 			mode |= AR5K_PHY_MODE_FREQ_2GHZ;
 			clock |= AR5K_PHY_PLL_44MHZ;
 
-			if (flags & CHANNEL_CCK) {
+			if (channel->hw_value == AR5K_MODE_11B) {
 				mode |= AR5K_PHY_MODE_MOD_CCK;
-			} else if (flags & CHANNEL_OFDM) {
+			} else {
 				/* XXX Dynamic OFDM/CCK is not supported by the
 				 * AR5211 so we set MOD_OFDM for plain g (no
 				 * CCK headers) operation. We need to test
@@ -686,27 +692,16 @@ int ath5k_hw_nic_wakeup(struct ath5k_hw *ah, int flags, bool initial)
 					mode |= AR5K_PHY_MODE_MOD_OFDM;
 				else
 					mode |= AR5K_PHY_MODE_MOD_DYN;
-			} else {
-				ATH5K_ERR(ah,
-					"invalid radio modulation mode\n");
-				return -EINVAL;
 			}
-		} else if (flags & CHANNEL_5GHZ) {
-			mode |= AR5K_PHY_MODE_FREQ_5GHZ;
+		} else if (channel->band == IEEE80211_BAND_5GHZ) {
+			mode |= (AR5K_PHY_MODE_FREQ_5GHZ |
+				 AR5K_PHY_MODE_MOD_OFDM);
 
 			/* Different PLL setting for 5413 */
 			if (ah->ah_radio == AR5K_RF5413)
 				clock = AR5K_PHY_PLL_40MHZ_5413;
 			else
 				clock |= AR5K_PHY_PLL_40MHZ;
-
-			if (flags & CHANNEL_OFDM)
-				mode |= AR5K_PHY_MODE_MOD_OFDM;
-			else {
-				ATH5K_ERR(ah,
-					"invalid radio modulation mode\n");
-				return -EINVAL;
-			}
 		} else {
 			ATH5K_ERR(ah, "invalid radio frequency mode\n");
 			return -EINVAL;
@@ -822,7 +817,7 @@ static void ath5k_hw_tweak_initval_settings(struct ath5k_hw *ah,
 		u32 data;
 		ath5k_hw_reg_write(ah, AR5K_PHY_CCKTXCTL_WORLD,
 				AR5K_PHY_CCKTXCTL);
-		if (channel->hw_value & CHANNEL_5GHZ)
+		if (channel->band == IEEE80211_BAND_5GHZ)
 			data = 0xffb81020;
 		else
 			data = 0xffb80d20;
@@ -905,7 +900,7 @@ static void ath5k_hw_commit_eeprom_settings(struct ath5k_hw *ah,
 	/* Set CCK to OFDM power delta on tx power
 	 * adjustment register */
 	if (ah->ah_phy_revision >= AR5K_SREV_PHY_5212A) {
-		if (channel->hw_value == CHANNEL_G)
+		if (channel->hw_value == AR5K_MODE_11G)
 			ath5k_hw_reg_write(ah,
 			AR5K_REG_SM((ee->ee_cck_ofdm_gain_delta * -1),
 				AR5K_PHY_TX_PWR_ADJ_CCK_GAIN_DELTA) |
@@ -1084,37 +1079,23 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
 		ret = 0;
 	}
 
-	switch (channel->hw_value & CHANNEL_MODES) {
-	case CHANNEL_A:
-		mode = AR5K_MODE_11A;
+	mode = channel->hw_value;
+	switch (mode) {
+	case AR5K_MODE_11A:
 		break;
-	case CHANNEL_G:
-
+	case AR5K_MODE_11G:
 		if (ah->ah_version <= AR5K_AR5211) {
 			ATH5K_ERR(ah,
 				"G mode not available on 5210/5211");
 			return -EINVAL;
 		}
-
-		mode = AR5K_MODE_11G;
 		break;
-	case CHANNEL_B:
-
+	case AR5K_MODE_11B:
 		if (ah->ah_version < AR5K_AR5211) {
 			ATH5K_ERR(ah,
 				"B mode not available on 5210");
 			return -EINVAL;
 		}
-
-		mode = AR5K_MODE_11B;
-		break;
-	case CHANNEL_XR:
-		if (ah->ah_version == AR5K_AR5211) {
-			ATH5K_ERR(ah,
-				"XR mode not available on 5211");
-			return -EINVAL;
-		}
-		mode = AR5K_MODE_XR;
 		break;
 	default:
 		ATH5K_ERR(ah,
@@ -1200,7 +1181,7 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
 	}
 
 	/* Wakeup the device */
-	ret = ath5k_hw_nic_wakeup(ah, channel->hw_value, false);
+	ret = ath5k_hw_nic_wakeup(ah, channel);
 	if (ret)
 		return ret;
 

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

@@ -33,7 +33,7 @@
  * THE POSSIBILITY OF SUCH DAMAGES.
  */
 
-#include "base.h"
+#include "ath5k.h"
 
 
 static inline void ath5k_rfkill_disable(struct ath5k_hw *ah)

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

 #include <linux/device.h>
 #include <linux/pci.h>
 
-#include "base.h"
 #include "ath5k.h"
 #include "reg.h"
 

drivers/net/wireless/ath/ath5k/trace.h

@@ -2,7 +2,6 @@
 #define __TRACE_ATH5K_H
 
 #include <linux/tracepoint.h>
-#include "base.h"
 
 #ifndef CONFIG_ATH5K_TRACER
 #undef TRACE_EVENT
@@ -11,6 +10,8 @@ static inline void trace_ ## name(proto) {}
 #endif
 
 struct sk_buff;
+struct ath5k_txq;
+struct ath5k_tx_status;
 
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM ath5k

drivers/net/wireless/ath/ath6kl/Kconfig

+config ATH6KL
+	tristate "Atheros ath6kl support"
+	depends on MMC
+	depends on CFG80211
+	---help---
+	  This module adds support for wireless adapters based on
+	  Atheros AR6003 chipset running over SDIO. If you choose to
+	  build it as a module, it will be called ath6kl. Pls note
+	  that AR6002 and AR6001 are not supported by this driver.
+
+config ATH6KL_DEBUG
+	bool "Atheros ath6kl debugging"
+	depends on ATH6KL
+	---help---
+	  Enables debug support

drivers/net/wireless/ath/ath6kl/Makefile

+#------------------------------------------------------------------------------
+# Copyright (c) 2004-2010 Atheros Communications Inc.
+# All rights reserved.
+#
+#
+#
+# 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.
+#
+#
+#
+# Author(s): ="Atheros"
+#------------------------------------------------------------------------------
+
+obj-$(CONFIG_ATH6KL) := ath6kl.o
+ath6kl-y += debug.o
+ath6kl-y += htc_hif.o
+ath6kl-y += htc.o
+ath6kl-y += bmi.o
+ath6kl-y += cfg80211.o
+ath6kl-y += init.o
+ath6kl-y += main.o
+ath6kl-y += txrx.o
+ath6kl-y += wmi.o
+ath6kl-y += node.o
+ath6kl-y += sdio.o

drivers/net/wireless/ath/ath6kl/bmi.h

+/*
+ * Copyright (c) 2004-2011 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.
+ */
+
+#ifndef BMI_H
+#define BMI_H
+
+/*
+ * Bootloader Messaging Interface (BMI)
+ *
+ * BMI is a very simple messaging interface used during initialization
+ * to read memory, write memory, execute code, and to define an
+ * application entry PC.
+ *
+ * It is used to download an application to ATH6KL, to provide
+ * patches to code that is already resident on ATH6KL, and generally
+ * to examine and modify state.  The Host has an opportunity to use
+ * BMI only once during bootup.  Once the Host issues a BMI_DONE
+ * command, this opportunity ends.
+ *
+ * The Host writes BMI requests to mailbox0, and reads BMI responses
+ * from mailbox0.   BMI requests all begin with a command
+ * (see below for specific commands), and are followed by
+ * command-specific data.
+ *
+ * Flow control:
+ * The Host can only issue a command once the Target gives it a
+ * "BMI Command Credit", using ATH6KL Counter #4.  As soon as the
+ * Target has completed a command, it issues another BMI Command
+ * Credit (so the Host can issue the next command).
+ *
+ * BMI handles all required Target-side cache flushing.
+ */
+
+#define MAX_BMI_CMDBUF_SZ (BMI_DATASZ_MAX + \
+			   (sizeof(u32) * 3 /* cmd + addr + len */))
+
+/* Maximum data size used for BMI transfers */
+#define BMI_DATASZ_MAX                      256
+
+/* BMI Commands */
+
+#define BMI_NO_COMMAND                      0
+
+#define BMI_DONE                            1
+/*
+ * Semantics: Host is done using BMI
+ * Request format:
+ *    u32 command (BMI_DONE)
+ * Response format: none
+ */
+
+#define BMI_READ_MEMORY                     2
+/*
+ * Semantics: Host reads ATH6KL memory
+ * Request format:
+ *    u32 command (BMI_READ_MEMORY)
+ *    u32 address
+ *    u32 length, at most BMI_DATASZ_MAX
+ * Response format:
+ *    u8 data[length]
+ */
+
+#define BMI_WRITE_MEMORY                    3
+/*
+ * Semantics: Host writes ATH6KL memory
+ * Request format:
+ *    u32 command (BMI_WRITE_MEMORY)
+ *    u32 address
+ *    u32 length, at most BMI_DATASZ_MAX
+ *    u8 data[length]
+ * Response format: none
+ */
+
+#define BMI_EXECUTE                         4
+/*
+ * Semantics: Causes ATH6KL to execute code
+ * Request format:
+ *    u32 command (BMI_EXECUTE)
+ *    u32 address
+ *    u32 parameter
+ * Response format:
+ *    u32 return value
+ */
+
+#define BMI_SET_APP_START                   5
+/*
+ * Semantics: Set Target application starting address
+ * Request format:
+ *    u32 command (BMI_SET_APP_START)
+ *    u32 address
+ * Response format: none
+ */
+
+#define BMI_READ_SOC_REGISTER               6
+/*
+ * Semantics: Read a 32-bit Target SOC register.
+ * Request format:
+ *    u32 command (BMI_READ_REGISTER)
+ *    u32 address
+ * Response format:
+ *    u32 value
+ */
+
+#define BMI_WRITE_SOC_REGISTER              7
+/*
+ * Semantics: Write a 32-bit Target SOC register.
+ * Request format:
+ *    u32 command (BMI_WRITE_REGISTER)
+ *    u32 address
+ *    u32 value
+ *
+ * Response format: none
+ */
+
+#define BMI_GET_TARGET_ID                  8
+#define BMI_GET_TARGET_INFO                8
+/*
+ * Semantics: Fetch the 4-byte Target information
+ * Request format:
+ *    u32 command (BMI_GET_TARGET_ID/INFO)
+ * Response format1 (old firmware):
+ *    u32 TargetVersionID
+ * Response format2 (newer firmware):
+ *    u32 TARGET_VERSION_SENTINAL
+ *    struct bmi_target_info;
+ */
+
+#define TARGET_VERSION_SENTINAL 0xffffffff
+#define TARGET_TYPE_AR6003	3
+
+#define BMI_ROMPATCH_INSTALL               9
+/*
+ * Semantics: Install a ROM Patch.
+ * Request format:
+ *    u32 command (BMI_ROMPATCH_INSTALL)
+ *    u32 Target ROM Address
+ *    u32 Target RAM Address or Value (depending on Target Type)
+ *    u32 Size, in bytes
+ *    u32 Activate? 1-->activate;
+ *                            0-->install but do not activate
+ * Response format:
+ *    u32 PatchID
+ */
+
+#define BMI_ROMPATCH_UNINSTALL             10
+/*
+ * Semantics: Uninstall a previously-installed ROM Patch,
+ * automatically deactivating, if necessary.
+ * Request format:
+ *    u32 command (BMI_ROMPATCH_UNINSTALL)
+ *    u32 PatchID
+ *
+ * Response format: none
+ */
+
+#define BMI_ROMPATCH_ACTIVATE              11
+/*
+ * Semantics: Activate a list of previously-installed ROM Patches.
+ * Request format:
+ *    u32 command (BMI_ROMPATCH_ACTIVATE)
+ *    u32 rompatch_count
+ *    u32 PatchID[rompatch_count]
+ *
+ * Response format: none
+ */
+
+#define BMI_ROMPATCH_DEACTIVATE            12
+/*
+ * Semantics: Deactivate a list of active ROM Patches.
+ * Request format:
+ *    u32 command (BMI_ROMPATCH_DEACTIVATE)
+ *    u32 rompatch_count
+ *    u32 PatchID[rompatch_count]
+ *
+ * Response format: none
+ */
+
+
+#define BMI_LZ_STREAM_START                13
+/*
+ * Semantics: Begin an LZ-compressed stream of input
+ * which is to be uncompressed by the Target to an
+ * output buffer at address.  The output buffer must
+ * be sufficiently large to hold the uncompressed
+ * output from the compressed input stream.  This BMI
+ * command should be followed by a series of 1 or more
+ * BMI_LZ_DATA commands.
+ *    u32 command (BMI_LZ_STREAM_START)
+ *    u32 address
+ * Note: Not supported on all versions of ROM firmware.
+ */
+
+#define BMI_LZ_DATA                        14
+/*
+ * Semantics: Host writes ATH6KL memory with LZ-compressed
+ * data which is uncompressed by the Target.  This command
+ * must be preceded by a BMI_LZ_STREAM_START command. A series
+ * of BMI_LZ_DATA commands are considered part of a single
+ * input stream until another BMI_LZ_STREAM_START is issued.
+ * Request format:
+ *    u32 command (BMI_LZ_DATA)
+ *    u32 length (of compressed data),
+ *                  at most BMI_DATASZ_MAX
+ *    u8 CompressedData[length]
+ * Response format: none
+ * Note: Not supported on all versions of ROM firmware.
+ */
+
+#define BMI_COMMUNICATION_TIMEOUT       1000 /* in msec */
+
+struct ath6kl;
+struct ath6kl_bmi_target_info {
+	__le32 byte_count;   /* size of this structure */
+	__le32 version;      /* target version id */
+	__le32 type;         /* target type */
+} __packed;
+
+int ath6kl_bmi_init(struct ath6kl *ar);
+void ath6kl_bmi_cleanup(struct ath6kl *ar);
+int ath6kl_bmi_done(struct ath6kl *ar);
+int ath6kl_bmi_get_target_info(struct ath6kl *ar,
+			       struct ath6kl_bmi_target_info *targ_info);
+int ath6kl_bmi_read(struct ath6kl *ar, u32 addr, u8 *buf, u32 len);
+int ath6kl_bmi_write(struct ath6kl *ar, u32 addr, u8 *buf, u32 len);
+int ath6kl_bmi_execute(struct ath6kl *ar,
+		       u32 addr, u32 *param);
+int ath6kl_bmi_set_app_start(struct ath6kl *ar,
+			     u32 addr);
+int ath6kl_bmi_reg_read(struct ath6kl *ar, u32 addr, u32 *param);
+int ath6kl_bmi_reg_write(struct ath6kl *ar, u32 addr, u32 param);
+int ath6kl_bmi_lz_data(struct ath6kl *ar,
+		       u8 *buf, u32 len);
+int ath6kl_bmi_lz_stream_start(struct ath6kl *ar,
+			       u32 addr);
+int ath6kl_bmi_fast_download(struct ath6kl *ar,
+			     u32 addr, u8 *buf, u32 len);
+#endif

drivers/net/wireless/ath/ath6kl/cfg80211.h

+/*
+ * Copyright (c) 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.
+ */
+
+#ifndef ATH6KL_CFG80211_H
+#define ATH6KL_CFG80211_H
+
+struct wireless_dev *ath6kl_cfg80211_init(struct device *dev);
+void ath6kl_cfg80211_deinit(struct ath6kl *ar);
+
+void ath6kl_cfg80211_scan_complete_event(struct ath6kl *ar, int status);
+
+void ath6kl_cfg80211_connect_event(struct ath6kl *ar, u16 channel,
+				   u8 *bssid, u16 listen_intvl,
+				   u16 beacon_intvl,
+				   enum network_type nw_type,
+				   u8 beacon_ie_len, u8 assoc_req_len,
+				   u8 assoc_resp_len, u8 *assoc_info);
+
+void ath6kl_cfg80211_disconnect_event(struct ath6kl *ar, u8 reason,
+				      u8 *bssid, u8 assoc_resp_len,
+				      u8 *assoc_info, u16 proto_reason);
+
+void ath6kl_cfg80211_tkip_micerr_event(struct ath6kl *ar, u8 keyid,
+				     bool ismcast);
+
+#endif /* ATH6KL_CFG80211_H */

drivers/net/wireless/ath/ath6kl/common.h

+/*
+ * Copyright (c) 2010-2011 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.
+ */
+
+#ifndef COMMON_H
+#define COMMON_H
+
+#include <linux/netdevice.h>
+
+#define ATH6KL_MAX_IE			256
+
+extern int ath6kl_printk(const char *level, const char *fmt, ...);
+
+#define A_CACHE_LINE_PAD            128
+
+/*
+ * Reflects the version of binary interface exposed by ATH6KL target
+ * firmware. Needs to be incremented by 1 for any change in the firmware
+ * that requires upgrade of the driver on the host side for the change to
+ * work correctly
+ */
+#define ATH6KL_ABI_VERSION        1
+
+#define SIGNAL_QUALITY_METRICS_NUM_MAX    2
+
+enum {
+	SIGNAL_QUALITY_METRICS_SNR = 0,
+	SIGNAL_QUALITY_METRICS_RSSI,
+	SIGNAL_QUALITY_METRICS_ALL,
+};
+
+/*
+ * Data Path
+ */
+
+#define WMI_MAX_TX_DATA_FRAME_LENGTH	      \
+	(1500 + sizeof(struct wmi_data_hdr) + \
+	 sizeof(struct ethhdr) +      \
+	 sizeof(struct ath6kl_llc_snap_hdr))
+
+/* An AMSDU frame */ /* The MAX AMSDU length of AR6003 is 3839 */
+#define WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH    \
+	(3840 + sizeof(struct wmi_data_hdr) + \
+	 sizeof(struct ethhdr) +      \
+	 sizeof(struct ath6kl_llc_snap_hdr))
+
+#define EPPING_ALIGNMENT_PAD			       \
+	(((sizeof(struct htc_frame_hdr) + 3) & (~0x3)) \
+	 - sizeof(struct htc_frame_hdr))
+
+struct ath6kl_llc_snap_hdr {
+	u8 dsap;
+	u8 ssap;
+	u8 cntl;
+	u8 org_code[3];
+	__be16 eth_type;
+} __packed;
+
+enum crypto_type {
+	NONE_CRYPT          = 0x01,
+	WEP_CRYPT           = 0x02,
+	TKIP_CRYPT          = 0x04,
+	AES_CRYPT           = 0x08,
+};
+
+#define ATH6KL_NODE_HASHSIZE 32
+/* simple hash is enough for variation of macaddr */
+#define ATH6KL_NODE_HASH(addr)   \
+	(((const u8 *)(addr))[ETH_ALEN - 1] % \
+	 ATH6KL_NODE_HASHSIZE)
+
+/*
+ * Table of ath6kl_node instances.  Each ieee80211com
+ * has at least one for holding the scan candidates.
+ * When operating as an access point or in ibss mode there
+ * is a second table for associated stations or neighbors.
+ */
+struct ath6kl_node_table {
+	spinlock_t nt_nodelock;	/* on node table */
+	struct bss *nt_node_first;	/* information of all nodes */
+	struct bss *nt_node_last;	/* information of all nodes */
+	struct bss *nt_hash[ATH6KL_NODE_HASHSIZE];
+	const char *nt_name;	/* for debugging */
+	u32 nt_node_age;		/* node aging time */
+};
+
+#define WLAN_NODE_INACT_TIMEOUT_MSEC    120000
+#define WLAN_NODE_INACT_CNT		4
+
+struct ath6kl_common_ie {
+	u16 ie_chan;
+	u8 *ie_tstamp;
+	u8 *ie_ssid;
+	u8 *ie_rates;
+	u8 *ie_xrates;
+	u8 *ie_country;
+	u8 *ie_wpa;
+	u8 *ie_rsn;
+	u8 *ie_wmm;
+	u8 *ie_ath;
+	u16 ie_capInfo;
+	u16 ie_beaconInt;
+	u8 *ie_tim;
+	u8 *ie_chswitch;
+	u8 ie_erp;
+	u8 *ie_wsc;
+	u8 *ie_htcap;
+	u8 *ie_htop;
+};
+
+struct bss {
+	u8 ni_macaddr[ETH_ALEN];
+	u8 ni_snr;
+	s16 ni_rssi;
+	struct bss *ni_list_next;
+	struct bss *ni_list_prev;
+	struct bss *ni_hash_next;
+	struct bss *ni_hash_prev;
+	struct ath6kl_common_ie ni_cie;
+	u8 *ni_buf;
+	u16 ni_framelen;
+	struct ath6kl_node_table *ni_table;
+	u32 ni_refcnt;
+
+	u32 ni_tstamp;
+	u32 ni_actcnt;
+};
+
+struct htc_endpoint_credit_dist;
+struct ath6kl;
+enum htc_credit_dist_reason;
+struct htc_credit_state_info;
+
+struct bss *wlan_node_alloc(int wh_size);
+void wlan_node_free(struct bss *ni);
+void wlan_setup_node(struct ath6kl_node_table *nt, struct bss *ni,
+		     const u8 *mac_addr);
+struct bss *wlan_find_node(struct ath6kl_node_table *nt,
+			   const u8 *mac_addr);
+void wlan_node_reclaim(struct ath6kl_node_table *nt, struct bss *ni);
+void wlan_free_allnodes(struct ath6kl_node_table *nt);
+void wlan_iterate_nodes(struct ath6kl_node_table *nt, void *arg);
+
+void wlan_node_table_init(struct ath6kl_node_table *nt);
+void wlan_node_table_cleanup(struct ath6kl_node_table *nt);
+
+void wlan_refresh_inactive_nodes(struct ath6kl *ar);
+
+struct bss *wlan_find_ssid_node(struct ath6kl_node_table *nt, u8 *ssid,
+				  u32 ssid_len, bool is_wpa2, bool match_ssid);
+
+void wlan_node_return(struct ath6kl_node_table *nt, struct bss *ni);
+
+int ath6k_setup_credit_dist(void *htc_handle,
+			    struct htc_credit_state_info *cred_info);
+void ath6k_credit_distribute(struct htc_credit_state_info *cred_inf,
+			     struct list_head *epdist_list,
+			     enum htc_credit_dist_reason reason);
+void ath6k_credit_init(struct htc_credit_state_info *cred_inf,
+		       struct list_head *ep_list,
+		       int tot_credits);
+void ath6k_seek_credits(struct htc_credit_state_info *cred_inf,
+			struct htc_endpoint_credit_dist *ep_dist);
+struct ath6kl *ath6kl_core_alloc(struct device *sdev);
+int ath6kl_core_init(struct ath6kl *ar);
+int ath6kl_unavail_ev(struct ath6kl *ar);
+struct sk_buff *ath6kl_buf_alloc(int size);
+#endif /* COMMON_H */

drivers/net/wireless/ath/ath6kl/debug.c

+/*
+ * Copyright (c) 2004-2011 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.
+ */
+
+#include "core.h"
+#include "debug.h"
+
+int ath6kl_printk(const char *level, const char *fmt, ...)
+{
+	struct va_format vaf;
+	va_list args;
+	int rtn;
+
+	va_start(args, fmt);
+
+	vaf.fmt = fmt;
+	vaf.va = &args;
+
+	rtn = printk("%sath6kl: %pV", level, &vaf);
+
+	va_end(args);
+
+	return rtn;
+}
+
+#ifdef CONFIG_ATH6KL_DEBUG
+void ath6kl_dump_registers(struct ath6kl_device *dev,
+			   struct ath6kl_irq_proc_registers *irq_proc_reg,
+			   struct ath6kl_irq_enable_reg *irq_enable_reg)
+{
+
+	ath6kl_dbg(ATH6KL_DBG_ANY, ("<------- Register Table -------->\n"));
+
+	if (irq_proc_reg != NULL) {
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			"Host Int status:           0x%x\n",
+			irq_proc_reg->host_int_status);
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			   "CPU Int status:            0x%x\n",
+			irq_proc_reg->cpu_int_status);
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			   "Error Int status:          0x%x\n",
+			irq_proc_reg->error_int_status);
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			   "Counter Int status:        0x%x\n",
+			irq_proc_reg->counter_int_status);
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			   "Mbox Frame:                0x%x\n",
+			irq_proc_reg->mbox_frame);
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			   "Rx Lookahead Valid:        0x%x\n",
+			irq_proc_reg->rx_lkahd_valid);
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			   "Rx Lookahead 0:            0x%x\n",
+			irq_proc_reg->rx_lkahd[0]);
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			   "Rx Lookahead 1:            0x%x\n",
+			irq_proc_reg->rx_lkahd[1]);
+
+		if (dev->ar->mbox_info.gmbox_addr != 0) {
+			/*
+			 * If the target supports GMBOX hardware, dump some
+			 * additional state.
+			 */
+			ath6kl_dbg(ATH6KL_DBG_ANY,
+				"GMBOX Host Int status 2:   0x%x\n",
+				irq_proc_reg->host_int_status2);
+			ath6kl_dbg(ATH6KL_DBG_ANY,
+				"GMBOX RX Avail:            0x%x\n",
+				irq_proc_reg->gmbox_rx_avail);
+			ath6kl_dbg(ATH6KL_DBG_ANY,
+				"GMBOX lookahead alias 0:   0x%x\n",
+				irq_proc_reg->rx_gmbox_lkahd_alias[0]);
+			ath6kl_dbg(ATH6KL_DBG_ANY,
+				"GMBOX lookahead alias 1:   0x%x\n",
+				irq_proc_reg->rx_gmbox_lkahd_alias[1]);
+		}
+
+	}
+
+	if (irq_enable_reg != NULL) {
+		ath6kl_dbg(ATH6KL_DBG_ANY,
+			"Int status Enable:         0x%x\n",
+			irq_enable_reg->int_status_en);
+		ath6kl_dbg(ATH6KL_DBG_ANY, "Counter Int status Enable: 0x%x\n",
+			irq_enable_reg->cntr_int_status_en);
+	}
+	ath6kl_dbg(ATH6KL_DBG_ANY, "<------------------------------->\n");
+}
+
+static void dump_cred_dist(struct htc_endpoint_credit_dist *ep_dist)
+{
+	ath6kl_dbg(ATH6KL_DBG_ANY,
+		   "--- endpoint: %d  svc_id: 0x%X ---\n",
+		   ep_dist->endpoint, ep_dist->svc_id);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " dist_flags     : 0x%X\n",
+		   ep_dist->dist_flags);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " cred_norm      : %d\n",
+		   ep_dist->cred_norm);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " cred_min       : %d\n",
+		   ep_dist->cred_min);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " credits        : %d\n",
+		   ep_dist->credits);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " cred_assngd    : %d\n",
+		   ep_dist->cred_assngd);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " seek_cred      : %d\n",
+		   ep_dist->seek_cred);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " cred_sz        : %d\n",
+		   ep_dist->cred_sz);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " cred_per_msg   : %d\n",
+		   ep_dist->cred_per_msg);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " cred_to_dist   : %d\n",
+		   ep_dist->cred_to_dist);
+	ath6kl_dbg(ATH6KL_DBG_ANY, " txq_depth      : %d\n",
+		   get_queue_depth(&((struct htc_endpoint *)
+				     ep_dist->htc_rsvd)->txq));
+	ath6kl_dbg(ATH6KL_DBG_ANY,
+		   "----------------------------------\n");
+}
+
+void dump_cred_dist_stats(struct htc_target *target)
+{
+	struct htc_endpoint_credit_dist *ep_list;
+
+	if (!AR_DBG_LVL_CHECK(ATH6KL_DBG_TRC))
+		return;
+
+	list_for_each_entry(ep_list, &target->cred_dist_list, list)
+		dump_cred_dist(ep_list);
+
+	ath6kl_dbg(ATH6KL_DBG_HTC_SEND, "ctxt:%p dist:%p\n",
+		   target->cred_dist_cntxt, NULL);
+	ath6kl_dbg(ATH6KL_DBG_TRC, "credit distribution, total : %d, free : %d\n",
+		   target->cred_dist_cntxt->total_avail_credits,
+		   target->cred_dist_cntxt->cur_free_credits);
+}
+
+#endif

drivers/net/wireless/ath/ath9k/ahb.c

@@ -133,7 +133,7 @@ static int ath_ahb_probe(struct platform_device *pdev)
 		goto err_free_hw;
 	}
 
-	ret = ath9k_init_device(id->driver_data, sc, 0x0, &ath_ahb_bus_ops);
+	ret = ath9k_init_device(id->driver_data, sc, &ath_ahb_bus_ops);
 	if (ret) {
 		dev_err(&pdev->dev, "failed to initialize device\n");
 		goto err_irq;

drivers/net/wireless/ath/ath9k/ar9003_mac.c

@@ -531,17 +531,18 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs,
 
 	/* TODO: byte swap on big endian for ar9300_10 */
 
-	if ((rxsp->status11 & AR_RxDone) == 0)
-		return -EINPROGRESS;
+	if (!rxs) {
+		if ((rxsp->status11 & AR_RxDone) == 0)
+			return -EINPROGRESS;
 
-	if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
-		return -EINVAL;
+		if (MS(rxsp->ds_info, AR_DescId) != 0x168c)
+			return -EINVAL;
 
-	if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
-		return -EINPROGRESS;
+		if ((rxsp->ds_info & (AR_TxRxDesc | AR_CtrlStat)) != 0)
+			return -EINPROGRESS;
 
-	if (!rxs)
 		return 0;
+	}
 
 	rxs->rs_status = 0;
 	rxs->rs_flags =  0;

drivers/net/wireless/ath/ath9k/ar9003_phy.c

@@ -370,7 +370,7 @@ static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah,
 			else
 				spur_subchannel_sd = 0;
 
-			spur_freq_sd = ((freq_offset + 10) << 9) / 11;
+			spur_freq_sd = (freq_offset << 9) / 11;
 
 		} else {
 			if (REG_READ_FIELD(ah, AR_PHY_GEN_CTRL,
@@ -379,7 +379,7 @@ static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah,
 			else
 				spur_subchannel_sd = 1;
 
-			spur_freq_sd = ((freq_offset - 10) << 9) / 11;
+			spur_freq_sd = (freq_offset << 9) / 11;
 
 		}