Merge bk://ldm.bkbits.net/linux-2.5-core

into home.transmeta.com:/home/torvalds/v2.5/linux

arch/arm/mach-sa1100/irq.c

@@ -13,7 +13,7 @@
 #include <linux/module.h>
 #include <linux/ioport.h>
 #include <linux/ptrace.h>
-#include <linux/device.h>
+#include <linux/sysdev.h>
 
 #include <asm/hardware.h>
 #include <asm/irq.h>
@@ -211,94 +211,73 @@ static struct resource irq_resource = {
 	.end	= 0x9005ffff,
 };
 
-struct sa1100irq_state {
+static struct {
 	unsigned int	saved;
 	unsigned int	icmr;
 	unsigned int	iclr;
 	unsigned int	iccr;
-};
+} sa1100irq_state;
 
 static int sa1100irq_suspend(struct device *dev, u32 state, u32 level)
 {
-	struct sa1100irq_state *st;
-
-	if (!dev->saved_state && level == SUSPEND_NOTIFY)
-		dev->saved_state = kmalloc(sizeof(struct sa1100irq_state),
-					   GFP_KERNEL);
-	if (!dev->saved_state)
-		return -ENOMEM;
-
-	if (level == SUSPEND_POWER_DOWN) {
-		st = (struct sa1100irq_state *)dev->saved_state;
+	struct sa1100irq_state *st = &sa1100irq_state;
 
-		st->saved = 1;
-		st->icmr = ICMR;
-		st->iclr = ICLR;
-		st->iccr = ICCR;
+	st->saved = 1;
+	st->icmr = ICMR;
+	st->iclr = ICLR;
+	st->iccr = ICCR;
 
-		/*
-		 * Disable all GPIO-based interrupts.
-		 */
-		ICMR &= ~(IC_GPIO11_27|IC_GPIO10|IC_GPIO9|IC_GPIO8|IC_GPIO7|
-			  IC_GPIO6|IC_GPIO5|IC_GPIO4|IC_GPIO3|IC_GPIO2|
-			  IC_GPIO1|IC_GPIO0);
+	/*
+	 * Disable all GPIO-based interrupts.
+	 */
+	ICMR &= ~(IC_GPIO11_27|IC_GPIO10|IC_GPIO9|IC_GPIO8|IC_GPIO7|
+		  IC_GPIO6|IC_GPIO5|IC_GPIO4|IC_GPIO3|IC_GPIO2|
+		  IC_GPIO1|IC_GPIO0);
 
-		/*
-		 * Set the appropriate edges for wakeup.
-		 */
-		GRER = PWER & GPIO_IRQ_rising_edge;
-		GFER = PWER & GPIO_IRQ_falling_edge;
+	/*
+	 * Set the appropriate edges for wakeup.
+	 */
+	GRER = PWER & GPIO_IRQ_rising_edge;
+	GFER = PWER & GPIO_IRQ_falling_edge;
+	
+	/*
+	 * Clear any pending GPIO interrupts.
+	 */
+	GEDR = GEDR;
 
-		/*
-		 * Clear any pending GPIO interrupts.
-		 */
-		GEDR = GEDR;
-	}
 	return 0;
 }
 
-static int sa1100irq_resume(struct device *dev, u32 level)
+static int sa1100irq_resume(struct sys_device *dev)
 {
-	struct sa1100irq_state *st;
-
-	if (level == RESUME_POWER_ON) {
-		st = (struct sa1100irq_state *)dev->saved_state;
-		dev->saved_state = NULL;
-
-		if (st->saved) {
-			ICCR = st->iccr;
-			ICLR = st->iclr;
+	struct sa1100irq_state *st = &sa1100irq_state;
 
-			GRER = GPIO_IRQ_rising_edge & GPIO_IRQ_mask;
-			GFER = GPIO_IRQ_falling_edge & GPIO_IRQ_mask;
+	if (st->saved) {
+		ICCR = st->iccr;
+		ICLR = st->iclr;
 
-			ICMR = st->icmr;
-		}
+		GRER = GPIO_IRQ_rising_edge & GPIO_IRQ_mask;
+		GFER = GPIO_IRQ_falling_edge & GPIO_IRQ_mask;
 
-		kfree(st);
+		ICMR = st->icmr;
 	}
 	return 0;
 }
 
-static struct device_driver sa1100irq_driver = {
-	.name		= "sa11x0-irq",
-	.bus		= &system_bus_type,
+static struct sysdev_class sa1100irq_sysclass = {
+	set_kset_name("sa11x0-irq"),
 	.suspend	= sa1100irq_suspend,
 	.resume		= sa1100irq_resume,
 };
 
 static struct sys_device sa1100irq_device = {
-	.name		= "irq",
 	.id		= 0,
-	.dev = {
-		.name	= "Intel SA11x0 [Interrupt Controller]",
-		.driver	= &sa1100irq_driver,
-	},
+	.cls		= &sa1100irq_sysclass,
 };
 
 static int __init sa1100irq_init_devicefs(void)
 {
-	driver_register(&sa1100irq_driver);
+	sysdev_class_register(&sa1100irq_sysclass);
 	return sys_device_register(&sa1100irq_device);
 }
 

drivers/base/memblk.c

@@ -13,13 +13,6 @@ static struct sysdev_class memblk_class = {
 	set_kset_name("memblk"),
 };
 
-
-static struct device_driver memblk_driver = {
-	.name		= "memblk",
-	.bus		= &system_bus_type,
-};
-
-
 /*
  * register_memblk - Setup a driverfs device for a MemBlk
  * @num - MemBlk number to use when creating the device.
@@ -37,7 +30,7 @@ int __init register_memblk(struct memblk *memblk, int num, struct node *root)
 	error = sys_device_register(&memblk->sysdev);
 	if (!error) 
 		error = sysfs_create_link(&root->sysdev.kobj,
-					  &memblk->sysdev,kobj,
+					  &memblk->sysdev.kobj,
 					  memblk->sysdev.kobj.name);
 	return error;
 }

drivers/base/node.c

@@ -2,7 +2,7 @@
  * drivers/base/node.c - basic Node class support
  */
 
-#include <linux/device.h>
+#include <linux/sysdev.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/mm.h>
@@ -14,18 +14,17 @@ static struct sysdev_class node_class = {
 };
 
 
-static ssize_t node_read_cpumap(struct device * dev, char * buf)
+static ssize_t node_read_cpumap(struct sys_device * dev, char * buf)
 {
-	struct node *node_dev = to_node(to_root(dev));
+	struct node *node_dev = to_node(dev);
         return sprintf(buf,"%lx\n",node_dev->cpumap);
 }
 static SYSDEV_ATTR(cpumap,S_IRUGO,node_read_cpumap,NULL);
 
 #define K(x) ((x) << (PAGE_SHIFT - 10))
-static ssize_t node_read_meminfo(struct device * dev, char * buf)
+static ssize_t node_read_meminfo(struct sys_device * dev, char * buf)
 {
-	struct sys_root *node = to_root(dev);
-	int nid = node->id;
+	int nid = dev->id;
 	struct sysinfo i;
 	si_meminfo_node(&i, nid);
 	return sprintf(buf, "\n"
@@ -64,8 +63,8 @@ int __init register_node(struct node *node, int num, struct node *parent)
 	error = sys_device_register(&node->sysdev);
 
 	if (!error){
-		sys_device_create_file(&node->sysroot.dev, &attr_cpumap);
-		sys_device_create_file(&node->sysroot.dev, &attr_meminfo);
+		sysdev_create_file(&node->sysdev, &attr_cpumap);
+		sysdev_create_file(&node->sysdev, &attr_meminfo);
 	}
 	return error;
 }

drivers/base/power.c

@@ -10,7 +10,7 @@
  *
  */
 
-#define DEBUG
+#undef DEBUG
 
 #include <linux/device.h>
 #include <linux/module.h>
@@ -49,19 +49,19 @@ extern int sysdev_restore(void);
  */
 int device_suspend(u32 state, u32 level)
 {
-	struct list_head * node;
+	struct device * dev;
 	int error = 0;
 
 	printk(KERN_EMERG "Suspending devices\n");
 
 	down_write(&devices_subsys.rwsem);
-	list_for_each(node,&devices_subsys.kset.list) {
-		struct device * dev = to_dev(node);
+	list_for_each_entry_reverse(dev,&devices_subsys.kset.list,kobj.entry) {
 		if (dev->driver && dev->driver->suspend) {
 			pr_debug("suspending device %s\n",dev->name);
 			error = dev->driver->suspend(dev,state,level);
 			if (error)
-				printk(KERN_ERR "%s: suspend returned %d\n",dev->name,error);
+				printk(KERN_ERR "%s: suspend returned %d\n",
+				       dev->name,error);
 		}
 	}
 	up_write(&devices_subsys.rwsem);
@@ -93,7 +93,7 @@ int device_suspend(u32 state, u32 level)
  */
 void device_resume(u32 level)
 {
-	struct list_head * node;
+	struct device * dev;
 
 	switch (level) {
 	case RESUME_POWER_ON:
@@ -107,8 +107,7 @@ void device_resume(u32 level)
 	}
 
 	down_write(&devices_subsys.rwsem);
-	list_for_each_prev(node,&devices_subsys.kset.list) {
-		struct device * dev = to_dev(node);
+	list_for_each_entry(dev,&devices_subsys.kset.list,kobj.entry) {
 		if (dev->driver && dev->driver->resume) {
 			pr_debug("resuming device %s\n",dev->name);
 			dev->driver->resume(dev,level);
@@ -124,13 +123,12 @@ void device_resume(u32 level)
  */
 void device_shutdown(void)
 {
-	struct list_head * entry;
+	struct device * dev;
 	
 	printk(KERN_EMERG "Shutting down devices\n");
 
 	down_write(&devices_subsys.rwsem);
-	list_for_each(entry,&devices_subsys.kset.list) {
-		struct device * dev = to_dev(entry);
+	list_for_each_entry_reverse(dev,&devices_subsys.kset.list,kobj.entry) {
 		pr_debug("shutting down %s: ",dev->name);
 		if (dev->driver && dev->driver->shutdown) {
 			pr_debug("Ok\n");

drivers/base/sys.c

@@ -12,7 +12,7 @@
  * add themselves as children of the system bus.
  */
 
-#define DEBUG
+#undef DEBUG
 
 #include <linux/sysdev.h>
 #include <linux/err.h>
@@ -62,6 +62,19 @@ static struct kobj_type ktype_sysdev = {
 	.sysfs_ops	= &sysfs_ops,
 };
 
+
+int sysdev_create_file(struct sys_device * s, struct sysdev_attribute * a)
+{
+	return sysfs_create_file(&s->kobj,&a->attr);
+}
+
+
+void sysdev_remove_file(struct sys_device * s, struct sysdev_attribute * a)
+{
+	sysfs_remove_file(&s->kobj,&a->attr);
+}
+
+
 /* 
  * declare system_subsys 
  */

include/linux/node.h

@@ -28,7 +28,6 @@ struct node {
 
 extern int register_node(struct node *, int, struct node *);
 
-#define to_node(_root) container_of(_root, struct node, sysroot)
-#define to_root(_dev) container_of(_dev, struct sys_root, dev)
+#define to_node(sys_device) container_of(sys_device, struct node, sysdev)
 
 #endif /* _LINUX_NODE_H_ */

lib/kobject.c

@@ -252,14 +252,15 @@ int kobject_add(struct kobject * kobj)
 
 	if (kobj->kset) {
 		down_write(&kobj->kset->subsys->rwsem);
-		if (parent) 
-			list_add_tail(&kobj->entry,&parent->entry);
-		else {
-			list_add_tail(&kobj->entry,&kobj->kset->list);
-			kobj->parent = kobject_get(&kobj->kset->kobj);
-		}
+
+		if (!parent)
+			parent = kobject_get(&kobj->kset->kobj);
+
+		list_add_tail(&kobj->entry,&kobj->kset->list);
 		up_write(&kobj->kset->subsys->rwsem);
 	}
+	kobj->parent = parent;
+
 	error = create_dir(kobj);
 	if (error)
 		unlink(kobj);