[ubicom32]: add 2.6.32 support

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19823 3c298f89-4303-0410-b956-a3cf2f4a3e73

10 files changed, 67 insertions, 20 deletions

diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/atomic.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/atomic.h
index 78d9fcd8f..aaf772602 100644
--- a/target/linux/ubicom32/files/arch/ubicom32/include/asm/atomic.h
+++ b/target/linux/ubicom32/files/arch/ubicom32/include/asm/atomic.h
@@ -236,7 +236,12 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u)
 
 #define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
 
+#include <linux/version.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)
+#include <asm-generic/atomic-long.h>
+#else
 #include <asm-generic/atomic.h>
+#endif
 
 /*
  * The following is not a real function.  The compiler should remove the function
diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/bitsperlong.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/bitsperlong.h
new file mode 100644
index 000000000..6dc0bb0c1
--- /dev/null
+++ b/target/linux/ubicom32/files/arch/ubicom32/include/asm/bitsperlong.h
@@ -0,0 +1 @@
+#include <asm-generic/bitsperlong.h>
diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/page.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/page.h
index 89c6ce61c..1ecb174a6 100644
--- a/target/linux/ubicom32/files/arch/ubicom32/include/asm/page.h
+++ b/target/linux/ubicom32/files/arch/ubicom32/include/asm/page.h
@@ -28,10 +28,12 @@
 #ifndef _ASM_UBICOM32_PAGE_H
 #define _ASM_UBICOM32_PAGE_H
 
+#include <linux/const.h>
+
 /* PAGE_SHIFT determines the page size */
 
-#define PAGE_SHIFT	12
-#define PAGE_SIZE	(1 << PAGE_SHIFT)
+#define PAGE_SHIFT	(12)
+#define PAGE_SIZE	(_AC(1,UL) << PAGE_SHIFT)
 #define PAGE_MASK	(~(PAGE_SIZE-1))
 
 #include <asm/setup.h>
@@ -99,7 +101,15 @@ extern unsigned long memory_end;
 
 #endif /* __ASSEMBLY__ */
 
-#ifdef __KERNEL__
+#define VM_DATA_DEFAULT_FLAGS \
+	(VM_READ | VM_WRITE | \
+	((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \
+		VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+
+#include <linux/version.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)
+#include <asm-generic/getorder.h>
+#else
 #include <asm-generic/page.h>
 #endif
 
diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/pgtable.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/pgtable.h
index 70ad115cc..ffb30a9ec 100644
--- a/target/linux/ubicom32/files/arch/ubicom32/include/asm/pgtable.h
+++ b/target/linux/ubicom32/files/arch/ubicom32/include/asm/pgtable.h
@@ -114,11 +114,15 @@ extern inline void flush_pages_to_ram (unsigned long address, int n)
 #define	VMALLOC_START	0
 #define	VMALLOC_END	0xffffffff
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)
+#include <asm-generic/pgtable.h>
+#else
 #define arch_enter_lazy_mmu_mode()	do {} while (0)
 #define arch_leave_lazy_mmu_mode()	do {} while (0)
 #define arch_flush_lazy_mmu_mode()	do {} while (0)
 #define arch_enter_lazy_cpu_mode()	do {} while (0)
 #define arch_leave_lazy_cpu_mode()	do {} while (0)
 #define arch_flush_lazy_cpu_mode()	do {} while (0)
+#endif
 
 #endif /* _ASM_UBICOM32_PGTABLE_H */
diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/signal.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/signal.h
index a334e19ea..946b3f77d 100644
--- a/target/linux/ubicom32/files/arch/ubicom32/include/asm/signal.h
+++ b/target/linux/ubicom32/files/arch/ubicom32/include/asm/signal.h
@@ -124,7 +124,12 @@ typedef struct {
 #define MINSIGSTKSZ	2048
 #define SIGSTKSZ	8192
 
+#include <linux/version.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)
+#include <asm-generic/signal-defs.h>
+#else
 #include <asm-generic/signal.h>
+#endif
 
 #ifdef __KERNEL__
 struct old_sigaction {
diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/socket.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/socket.h
index 2d95c24f7..24ac11314 100644
--- a/target/linux/ubicom32/files/arch/ubicom32/include/asm/socket.h
+++ b/target/linux/ubicom32/files/arch/ubicom32/include/asm/socket.h
@@ -84,4 +84,7 @@
 #define SO_TIMESTAMPING		37
 #define SCM_TIMESTAMPING	SO_TIMESTAMPING
 
+#define SO_PROTOCOL		38
+#define SO_DOMAIN		39
+
 #endif /* _ASM_UBICOM32_SOCKET_H */
diff --git a/target/linux/ubicom32/files/arch/ubicom32/kernel/init_task.c b/target/linux/ubicom32/files/arch/ubicom32/kernel/init_task.c
index ff0634424..58baf5270 100644
--- a/target/linux/ubicom32/files/arch/ubicom32/kernel/init_task.c
+++ b/target/linux/ubicom32/files/arch/ubicom32/kernel/init_task.c
@@ -34,12 +34,15 @@
 #include <linux/mqueue.h>
 #include <linux/uaccess.h>
 #include <asm/pgtable.h>
+#include <linux/version.h>
 
 ///static struct fs_struct init_fs = INIT_FS;
 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,32)
 struct mm_struct init_mm = INIT_MM(init_mm);
 EXPORT_SYMBOL(init_mm);
+#endif
 
 /*
  * Initial task structure.
diff --git a/target/linux/ubicom32/files/arch/ubicom32/kernel/timer_device.c b/target/linux/ubicom32/files/arch/ubicom32/kernel/timer_device.c
index d2d094d37..1943cbb9e 100644
--- a/target/linux/ubicom32/files/arch/ubicom32/kernel/timer_device.c
+++ b/target/linux/ubicom32/files/arch/ubicom32/kernel/timer_device.c
@@ -169,7 +169,7 @@ static struct clocksource timer_device_clockbase = {
  * timer_device_alloc_event()
  * 	Allocate a timer device event.
  */
-static int timer_device_alloc_event(const char *name, int cpuid, const cpumask_t *mask)
+static int timer_device_alloc_event(const char *name, int cpuid, const struct cpumask *cpumask)
 {
 	struct clock_event_device *dev;
 	struct irqaction *action;
@@ -208,10 +208,10 @@ static int timer_device_alloc_event(const char *name, int cpuid, const cpumask_t
 	action->name = name;
 	action->flags = IRQF_DISABLED | IRQF_TIMER;
 	action->handler = timer_device_event;
-	cpumask_copy(&action->mask, mask);
+	//cpumask_copy(&action->mask, mask);
 	action->dev_id = dev;
 	setup_irq(dev->irq, action);
-	irq_set_affinity(dev->irq, mask);
+	irq_set_affinity(dev->irq, cpumask);
 	ldsr_disable_vector(dev->irq);
 
 	/*
@@ -229,7 +229,7 @@ static int timer_device_alloc_event(const char *name, int cpuid, const cpumask_t
 	dev->mult = div_sc(frequency, NSEC_PER_SEC, dev->shift);
 	dev->max_delta_ns = clockevent_delta2ns(0xffffffff, dev);
 	dev->min_delta_ns = clockevent_delta2ns(100, dev);
-	dev->cpumask = mask;
+	//dev->cpumask = mask;
 	printk(KERN_NOTICE "timer[%d]: %s - created\n", dev->irq, dev->name);
 
 	/*
@@ -246,7 +246,7 @@ static int timer_device_alloc_event(const char *name, int cpuid, const cpumask_t
  */
 int __cpuinit local_timer_setup(unsigned int cpu)
 {
-	return timer_device_alloc_event("timer-cpu", cpu, cpumask_of(cpu));
+	return timer_device_alloc_event("timer-cpu", cpu);
 }
 #endif
 
@@ -283,19 +283,19 @@ void timer_device_init(void)
 	/*
 	 * Always allocate a primary timer.
 	 */
-	timer_device_alloc_event("timer-primary", -1, CPU_MASK_ALL_PTR);
+	timer_device_alloc_event("timer-primary", -1, cpu_all_mask);
 
 #if defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST)
 	/*
 	 * If BROADCAST is selected we need to add a broadcast timer.
 	 */
-	timer_device_alloc_event("timer-broadcast", -1, CPU_MASK_ALL_PTR);
+	timer_device_alloc_event("timer-broadcast", -1, cpu_all_mask);
 #endif
 
 	/*
 	 * Allocate extra timers that are requested.
 	 */
 	for (i = 0; i < CONFIG_TIMER_EXTRA_ALLOC; i++) {
-		timer_device_alloc_event("timer-extra", -1, CPU_MASK_ALL_PTR);
+		timer_device_alloc_event("timer-extra", -1, cpu_all_mask);
 	}
 }
diff --git a/target/linux/ubicom32/files/drivers/net/ubi32-eth.c b/target/linux/ubicom32/files/drivers/net/ubi32-eth.c
index e6c7392e0..e9c62f462 100644
--- a/target/linux/ubicom32/files/drivers/net/ubi32-eth.c
+++ b/target/linux/ubicom32/files/drivers/net/ubi32-eth.c
@@ -634,6 +634,19 @@ void ubi32_eth_cleanup(void)
 	}
 }
 
+	static const struct net_device_ops ubi32_netdev_ops = {
+		.ndo_open		= ubi32_eth_open,
+		.ndo_stop		= ubi32_eth_close,
+		.ndo_start_xmit		= ubi32_eth_start_xmit,
+		.ndo_tx_timeout		= ubi32_eth_tx_timeout,
+		.ndo_do_ioctl		= ubi32_eth_ioctl,
+		.ndo_change_mtu		= ubi32_eth_change_mtu,
+		.ndo_set_config		= ubi32_eth_set_config,
+		.ndo_get_stats		= ubi32_eth_get_stats,
+		.ndo_validate_addr	= eth_validate_addr,
+		.ndo_set_mac_address	= eth_mac_addr,
+	};
+
 int ubi32_eth_init_module(void)
 {
 	struct ethtionode *eth_node;
@@ -706,16 +719,9 @@ int ubi32_eth_init_module(void)
 
 		spin_lock_init(&priv->lock);
 
-		dev->open		= ubi32_eth_open;
-		dev->stop		= ubi32_eth_close;
-		dev->hard_start_xmit	= ubi32_eth_start_xmit;
-		dev->tx_timeout		= ubi32_eth_tx_timeout;
-		dev->watchdog_timeo	= UBI32_ETH_VP_TX_TIMEOUT;
+		dev->netdev_ops = &ubi32_netdev_ops;
 
-		dev->set_config		= ubi32_eth_set_config;
-		dev->do_ioctl		= ubi32_eth_ioctl;
-		dev->get_stats		= ubi32_eth_get_stats;
-		dev->change_mtu		= ubi32_eth_change_mtu;
+		dev->watchdog_timeo	= UBI32_ETH_VP_TX_TIMEOUT;
 #ifdef UBICOM32_USE_NAPI
 		netif_napi_add(dev, &priv->napi, ubi32_eth_napi_poll, UBI32_ETH_NAPI_WEIGHT);
 #endif
diff --git a/target/linux/ubicom32/files/drivers/serial/ubi32_mailbox.c b/target/linux/ubicom32/files/drivers/serial/ubi32_mailbox.c
index fc0d6d21b..f14fcdfd9 100644
--- a/target/linux/ubicom32/files/drivers/serial/ubi32_mailbox.c
+++ b/target/linux/ubicom32/files/drivers/serial/ubi32_mailbox.c
@@ -34,6 +34,7 @@
 #include <linux/tty.h>
 #include <linux/tty_flip.h>
 #include <linux/serial_core.h>
+#include <linux/version.h>
 
 #include <asm/ip5000.h>
 
@@ -259,8 +260,13 @@ static void ubi32_mailbox_enable_ms(struct uart_port *port)
 
 static void ubi32_mailbox_rx_chars(struct ubi32_mailbox_port *uart)
 {
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)
+	struct uart_state *state = uart->port.state;
+	struct tty_struct *tty = state->port.tty;
+#else
 	struct uart_info *info = uart->port.info;
 	struct tty_struct *tty = info->port.tty;
+#endif
 	unsigned int status, ch, flg;
 
 	status = 0; // XXX? UART_GET_LSR(uart);
@@ -308,7 +314,11 @@ static void ubi32_mailbox_rx_chars(struct ubi32_mailbox_port *uart)
 
 static void ubi32_mailbox_tx_chars(struct ubi32_mailbox_port *uart)
 {
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)
+	struct circ_buf *xmit = &uart->port.state->xmit;
+#else
 	struct circ_buf *xmit = &uart->port.info->xmit;
+#endif
 
 	if (uart->port.x_char) {
 		UART_PUT_CHAR(uart, uart->port.x_char);