Merge branch 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

* 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (38 commits)
  mm: memory hotplug: Check if pages are correctly reserved on a per-section basis
  Revert "memory hotplug: Correct page reservation checking"
  Update email address for stable patch submission
  dynamic_debug: fix undefined reference to `__netdev_printk'
  dynamic_debug: use a single printk() to emit messages
  dynamic_debug: remove num_enabled accounting
  dynamic_debug: consolidate repetitive struct _ddebug descriptor definitions
  uio: Support physical addresses >32 bits on 32-bit systems
  sysfs: add unsigned long cast to prevent compile warning
  drivers: base: print rejected matches with DEBUG_DRIVER
  memory hotplug: Correct page reservation checking
  memory hotplug: Refuse to add unaligned memory regions
  remove the messy code file Documentation/zh_CN/SubmitChecklist
  ARM: mxc: convert device creation to use platform_device_register_full
  new helper to create platform devices with dma mask
  docs/driver-model: Update device class docs
  docs/driver-model: Document device.groups
  kobj_uevent: Ignore if some listeners cannot handle message
  dynamic_debug: make netif_dbg() call __netdev_printk()
  dynamic_debug: make netdev_dbg() call __netdev_printk()
  ...

5 files changed, 110 insertions, 36 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index c20dfbfc49b..4639419522d 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -785,6 +785,8 @@ extern const char *dev_driver_string(const struct device *dev);
 
 #ifdef CONFIG_PRINTK
 
+extern int __dev_printk(const char *level, const struct device *dev,
+			struct va_format *vaf);
 extern int dev_printk(const char *level, const struct device *dev,
 		      const char *fmt, ...)
 	__attribute__ ((format (printf, 3, 4)));
@@ -805,6 +807,9 @@ extern int _dev_info(const struct device *dev, const char *fmt, ...)
 
 #else
 
+static inline int __dev_printk(const char *level, const struct device *dev,
+			       struct va_format *vaf)
+	 { return 0; }
 static inline int dev_printk(const char *level, const struct device *dev,
 		      const char *fmt, ...)
 	__attribute__ ((format (printf, 3, 4)));
diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index e747ecd48e1..13aae8087b5 100644
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -1,13 +1,6 @@
 #ifndef _DYNAMIC_DEBUG_H
 #define _DYNAMIC_DEBUG_H
 
-/* dynamic_printk_enabled, and dynamic_printk_enabled2 are bitmasks in which
- * bit n is set to 1 if any modname hashes into the bucket n, 0 otherwise. They
- * use independent hash functions, to reduce the chance of false positives.
- */
-extern long long dynamic_debug_enabled;
-extern long long dynamic_debug_enabled2;
-
 /*
  * An instance of this structure is created in a special
  * ELF section at every dynamic debug callsite.  At runtime,
@@ -47,26 +40,55 @@ extern int ddebug_remove_module(const char *mod_name);
 extern int __dynamic_pr_debug(struct _ddebug *descriptor, const char *fmt, ...)
 	__attribute__ ((format (printf, 2, 3)));
 
-#define dynamic_pr_debug(fmt, ...) do {					\
-	static struct _ddebug descriptor				\
-	__used								\
-	__attribute__((section("__verbose"), aligned(8))) =		\
-	{ KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__,		\
-		_DPRINTK_FLAGS_DEFAULT };				\
-	if (unlikely(descriptor.enabled))				\
-		__dynamic_pr_debug(&descriptor, pr_fmt(fmt), ##__VA_ARGS__); \
-	} while (0)
-
-
-#define dynamic_dev_dbg(dev, fmt, ...) do {				\
-	static struct _ddebug descriptor				\
-	__used								\
-	__attribute__((section("__verbose"), aligned(8))) =		\
-	{ KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__,		\
-		_DPRINTK_FLAGS_DEFAULT };				\
-	if (unlikely(descriptor.enabled))				\
-		dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__);	\
-	} while (0)
+struct device;
+
+extern int __dynamic_dev_dbg(struct _ddebug *descriptor,
+			     const struct device *dev,
+			     const char *fmt, ...)
+	__attribute__ ((format (printf, 3, 4)));
+
+struct net_device;
+
+extern int __dynamic_netdev_dbg(struct _ddebug *descriptor,
+			     const struct net_device *dev,
+			     const char *fmt, ...)
+	__attribute__ ((format (printf, 3, 4)));
+
+#define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt)		\
+	static struct _ddebug __used __aligned(8)		\
+	__attribute__((section("__verbose"))) name = {		\
+		.modname = KBUILD_MODNAME,			\
+		.function = __func__,				\
+		.filename = __FILE__,				\
+		.format = (fmt),				\
+		.lineno = __LINE__,				\
+		.flags =  _DPRINTK_FLAGS_DEFAULT,		\
+		.enabled = false,				\
+	}
+
+#define dynamic_pr_debug(fmt, ...)				\
+do {								\
+	DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);		\
+	if (unlikely(descriptor.enabled))			\
+		__dynamic_pr_debug(&descriptor, pr_fmt(fmt),	\
+				   ##__VA_ARGS__);		\
+} while (0)
+
+#define dynamic_dev_dbg(dev, fmt, ...)				\
+do {								\
+	DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);	\
+	if (unlikely(descriptor.enabled))			\
+		__dynamic_dev_dbg(&descriptor, dev, fmt,	\
+				  ##__VA_ARGS__);		\
+} while (0)
+
+#define dynamic_netdev_dbg(dev, fmt, ...)			\
+do {								\
+	DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);		\
+	if (unlikely(descriptor.enabled))			\
+		__dynamic_netdev_dbg(&descriptor, dev, fmt,	\
+				     ##__VA_ARGS__);		\
+} while (0)
 
 #else
 
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index ddee79bb8f1..279726039f0 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2617,6 +2617,9 @@ static inline const char *netdev_name(const struct net_device *dev)
 	return dev->name;
 }
 
+extern int __netdev_printk(const char *level, const struct net_device *dev,
+			struct va_format *vaf);
+
 extern int netdev_printk(const char *level, const struct net_device *dev,
 			 const char *format, ...)
 	__attribute__ ((format (printf, 3, 4)));
@@ -2644,8 +2647,7 @@ extern int netdev_info(const struct net_device *dev, const char *format, ...)
 #elif defined(CONFIG_DYNAMIC_DEBUG)
 #define netdev_dbg(__dev, format, args...)			\
 do {								\
-	dynamic_dev_dbg((__dev)->dev.parent, "%s: " format,	\
-			netdev_name(__dev), ##args);		\
+	dynamic_netdev_dbg(__dev, format, ##args);		\
 } while (0)
 #else
 #define netdev_dbg(__dev, format, args...)			\
@@ -2712,9 +2714,7 @@ do {								\
 #define netif_dbg(priv, type, netdev, format, args...)		\
 do {								\
 	if (netif_msg_##type(priv))				\
-		dynamic_dev_dbg((netdev)->dev.parent,		\
-				"%s: " format,			\
-				netdev_name(netdev), ##args);	\
+		dynamic_netdev_dbg(netdev, format, ##args);	\
 } while (0)
 #else
 #define netif_dbg(priv, type, dev, format, args...)			\
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index 27bb05aae70..651a066686a 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -49,10 +49,54 @@ extern struct resource *platform_get_resource_byname(struct platform_device *, u
 extern int platform_get_irq_byname(struct platform_device *, const char *);
 extern int platform_add_devices(struct platform_device **, int);
 
-extern struct platform_device *platform_device_register_resndata(
+struct platform_device_info {
+		struct device *parent;
+
+		const char *name;
+		int id;
+
+		const struct resource *res;
+		unsigned int num_res;
+
+		const void *data;
+		size_t size_data;
+		u64 dma_mask;
+};
+extern struct platform_device *platform_device_register_full(
+		struct platform_device_info *pdevinfo);
+
+/**
+ * platform_device_register_resndata - add a platform-level device with
+ * resources and platform-specific data
+ *
+ * @parent: parent device for the device we're adding
+ * @name: base name of the device we're adding
+ * @id: instance id
+ * @res: set of resources that needs to be allocated for the device
+ * @num: number of resources
+ * @data: platform specific data for this platform device
+ * @size: size of platform specific data
+ *
+ * Returns &struct platform_device pointer on success, or ERR_PTR() on error.
+ */
+static inline struct platform_device *platform_device_register_resndata(
 		struct device *parent, const char *name, int id,
 		const struct resource *res, unsigned int num,
-		const void *data, size_t size);
+		const void *data, size_t size) {
+
+	struct platform_device_info pdevinfo = {
+		.parent = parent,
+		.name = name,
+		.id = id,
+		.res = res,
+		.num_res = num,
+		.data = data,
+		.size_data = size,
+		.dma_mask = 0,
+	};
+
+	return platform_device_register_full(&pdevinfo);
+}
 
 /**
  * platform_device_register_simple - add a platform-level device and its resources
diff --git a/include/linux/uio_driver.h b/include/linux/uio_driver.h
index 665517c05ea..fd99ff9298c 100644
--- a/include/linux/uio_driver.h
+++ b/include/linux/uio_driver.h
@@ -23,7 +23,10 @@ struct uio_map;
 /**
  * struct uio_mem - description of a UIO memory region
  * @name:		name of the memory region for identification
- * @addr:		address of the device's memory
+ * @addr:		address of the device's memory (phys_addr is used since
+ * 			addr can be logical, virtual, or physical & phys_addr_t
+ * 			should always be large enough to handle any of the
+ * 			address types)
  * @size:		size of IO
  * @memtype:		type of memory addr points to
  * @internal_addr:	ioremap-ped version of addr, for driver internal use
@@ -31,7 +34,7 @@ struct uio_map;
  */
 struct uio_mem {
 	const char		*name;
-	unsigned long		addr;
+	phys_addr_t		addr;
 	unsigned long		size;
 	int			memtype;
 	void __iomem		*internal_addr;