12 files changed, 160 insertions, 121 deletions

diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index c61fab1dd2f8..aca40b93bd28 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -80,6 +80,11 @@
         VMLINUX_SYMBOL(__start___tracepoints) = .;                      \
         *(__tracepoints)                                                \
         VMLINUX_SYMBOL(__stop___tracepoints) = .;                       \
+        /* implement dynamic printk debug */                            \
+        . = ALIGN(8);                                                   \
+        VMLINUX_SYMBOL(__start___verbose) = .;                          \
+        *(__verbose)                                                    \
+        VMLINUX_SYMBOL(__stop___verbose) = .;                           \
         LIKELY_PROFILE()                                                \
         BRANCH_PROFILE()
 
@@ -309,15 +314,7 @@
         CPU_DISCARD(init.data)                                          \
         CPU_DISCARD(init.rodata)                                        \
         MEM_DISCARD(init.data)                                          \
-        MEM_DISCARD(init.rodata)                                        \
-        /* implement dynamic printk debug */                            \
-        VMLINUX_SYMBOL(__start___verbose_strings) = .;                  \
-        *(__verbose_strings)                                            \
-        VMLINUX_SYMBOL(__stop___verbose_strings) = .;                   \
-        . = ALIGN(8);                                                   \
-        VMLINUX_SYMBOL(__start___verbose) = .;                          \
-        *(__verbose)                                                    \
-        VMLINUX_SYMBOL(__stop___verbose) = .;
+        MEM_DISCARD(init.rodata)
 
 #define INIT_TEXT                                                       \
         *(.init.text)                                                   \
diff --git a/include/linux/console.h b/include/linux/console.h
index a67a90cf8268..dcca5339ceb3 100644
--- a/include/linux/console.h
+++ b/include/linux/console.h
@@ -137,8 +137,8 @@ extern void resume_console(void);
 int mda_console_init(void);
 void prom_con_init(void);
 
-void vcs_make_sysfs(struct tty_struct *tty);
-void vcs_remove_sysfs(struct tty_struct *tty);
+void vcs_make_sysfs(int index);
+void vcs_remove_sysfs(int index);
 
 /* Some debug stub to catch some of the obvious races in the VT code */
 #if 1
diff --git a/include/linux/device.h b/include/linux/device.h
index 47f343c7bdda..2918c0e8fdfd 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -28,6 +28,7 @@
 #define BUS_ID_SIZE             20
 
 struct device;
+struct device_private;
 struct device_driver;
 struct driver_private;
 struct class;
@@ -147,7 +148,7 @@ extern void put_driver(struct device_driver *drv);
 extern struct device_driver *driver_find(const char *name,
                                          struct bus_type *bus);
 extern int driver_probe_done(void);
-extern int wait_for_device_probe(void);
+extern void wait_for_device_probe(void);
 
 
 /* sysfs interface for exporting driver attributes */
@@ -367,15 +368,11 @@ struct device_dma_parameters {
 };
 
 struct device {
-        struct klist            klist_children;
-        struct klist_node       knode_parent;   /* node in sibling list */
-        struct klist_node       knode_driver;
-        struct klist_node       knode_bus;
         struct device           *parent;
 
+        struct device_private   *p;
+
         struct kobject kobj;
-        char    bus_id[BUS_ID_SIZE];    /* position on parent bus */
-        unsigned                uevent_suppress:1;
         const char              *init_name; /* initial name of the device */
         struct device_type      *type;
 
@@ -387,8 +384,13 @@ struct device {
         struct device_driver *driver;   /* which driver has allocated this
                                            device */
         void            *driver_data;   /* data private to the driver */
-        void            *platform_data; /* Platform specific data, device
-                                           core doesn't touch it */
+
+        void            *platform_data; /* We will remove platform_data
+                                           field if all platform devices
+                                           pass its platform specific data
+                                           from platform_device->platform_data,
+                                           other kind of devices should not
+                                           use platform_data. */
         struct dev_pm_info      power;
 
 #ifdef CONFIG_NUMA
@@ -427,8 +429,7 @@ struct device {
 
 static inline const char *dev_name(const struct device *dev)
 {
-        /* will be changed into kobject_name(&dev->kobj) in the near future */
-        return dev->bus_id;
+        return kobject_name(&dev->kobj);
 }
 
 extern int dev_set_name(struct device *dev, const char *name, ...)
@@ -463,6 +464,16 @@ static inline void dev_set_drvdata(struct device *dev, void *data)
         dev->driver_data = data;
 }
 
+static inline unsigned int dev_get_uevent_suppress(const struct device *dev)
+{
+        return dev->kobj.uevent_suppress;
+}
+
+static inline void dev_set_uevent_suppress(struct device *dev, int val)
+{
+        dev->kobj.uevent_suppress = val;
+}
+
 static inline int device_is_registered(struct device *dev)
 {
         return dev->kobj.state_in_sysfs;
@@ -483,7 +494,8 @@ extern int device_for_each_child(struct device *dev, void *data,
 extern struct device *device_find_child(struct device *dev, void *data,
                                 int (*match)(struct device *dev, void *data));
 extern int device_rename(struct device *dev, char *new_name);
-extern int device_move(struct device *dev, struct device *new_parent);
+extern int device_move(struct device *dev, struct device *new_parent,
+                       enum dpm_order dpm_order);
 
 /*
  * Root device objects for grouping under /sys/devices
@@ -570,7 +582,7 @@ extern const char *dev_driver_string(const struct device *dev);
 #if defined(DEBUG)
 #define dev_dbg(dev, format, arg...)            \
         dev_printk(KERN_DEBUG , dev , format , ## arg)
-#elif defined(CONFIG_DYNAMIC_PRINTK_DEBUG)
+#elif defined(CONFIG_DYNAMIC_DEBUG)
 #define dev_dbg(dev, format, ...) do { \
         dynamic_dev_dbg(dev, format, ##__VA_ARGS__); \
         } while (0)
diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
new file mode 100644
index 000000000000..baabf33be244
--- /dev/null
+++ b/include/linux/dynamic_debug.h
@@ -0,0 +1,88 @@
+#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,
+ * the special section is treated as an array of these.
+ */
+struct _ddebug {
+        /*
+         * These fields are used to drive the user interface
+         * for selecting and displaying debug callsites.
+         */
+        const char *modname;
+        const char *function;
+        const char *filename;
+        const char *format;
+        char primary_hash;
+        char secondary_hash;
+        unsigned int lineno:24;
+        /*
+         * The flags field controls the behaviour at the callsite.
+         * The bits here are changed dynamically when the user
+         * writes commands to <debugfs>/dynamic_debug/ddebug
+         */
+#define _DPRINTK_FLAGS_PRINT   (1<<0)  /* printk() a message using the format */
+#define _DPRINTK_FLAGS_DEFAULT 0
+        unsigned int flags:8;
+} __attribute__((aligned(8)));
+
+
+int ddebug_add_module(struct _ddebug *tab, unsigned int n,
+                                const char *modname);
+
+#if defined(CONFIG_DYNAMIC_DEBUG)
+extern int ddebug_remove_module(char *mod_name);
+
+#define __dynamic_dbg_enabled(dd)  ({        \
+        int __ret = 0;                                                       \
+        if (unlikely((dynamic_debug_enabled & (1LL << DEBUG_HASH)) &&        \
+                        (dynamic_debug_enabled2 & (1LL << DEBUG_HASH2))))   \
+                                if (unlikely(dd.flags))                      \
+                                        __ret = 1;                           \
+        __ret; })
+
+#define dynamic_pr_debug(fmt, ...) do {                                 \
+        static struct _ddebug descriptor                                \
+        __used                                                          \
+        __attribute__((section("__verbose"), aligned(8))) =             \
+        { KBUILD_MODNAME, __func__, __FILE__, fmt, DEBUG_HASH,  \
+                DEBUG_HASH2, __LINE__, _DPRINTK_FLAGS_DEFAULT };        \
+        if (__dynamic_dbg_enabled(descriptor))                          \
+                printk(KERN_DEBUG KBUILD_MODNAME ":" 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, DEBUG_HASH,  \
+                DEBUG_HASH2, __LINE__, _DPRINTK_FLAGS_DEFAULT };        \
+        if (__dynamic_dbg_enabled(descriptor))                          \
+                        dev_printk(KERN_DEBUG, dev,                     \
+                                        KBUILD_MODNAME ": " pr_fmt(fmt),\
+                                        ##__VA_ARGS__);                 \
+        } while (0)
+
+#else
+
+static inline int ddebug_remove_module(char *mod)
+{
+        return 0;
+}
+
+#define dynamic_pr_debug(fmt, ...)  do { } while (0)
+#define dynamic_dev_dbg(dev, format, ...)  do { } while (0)
+#endif
+
+#endif
diff --git a/include/linux/dynamic_printk.h b/include/linux/dynamic_printk.h
deleted file mode 100644
index 2d528d009074..000000000000
--- a/include/linux/dynamic_printk.h
+++ /dev/null
@@ -1,93 +0,0 @@
-#ifndef _DYNAMIC_PRINTK_H
-#define _DYNAMIC_PRINTK_H
-
-#define DYNAMIC_DEBUG_HASH_BITS 6
-#define DEBUG_HASH_TABLE_SIZE (1 << DYNAMIC_DEBUG_HASH_BITS)
-
-#define TYPE_BOOLEAN 1
-
-#define DYNAMIC_ENABLED_ALL 0
-#define DYNAMIC_ENABLED_NONE 1
-#define DYNAMIC_ENABLED_SOME 2
-
-extern int dynamic_enabled;
-
-/* 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_printk_enabled;
-extern long long dynamic_printk_enabled2;
-
-struct mod_debug {
-        char *modname;
-        char *logical_modname;
-        char *flag_names;
-        int type;
-        int hash;
-        int hash2;
-} __attribute__((aligned(8)));
-
-int register_dynamic_debug_module(char *mod_name, int type, char *share_name,
-                                        char *flags, int hash, int hash2);
-
-#if defined(CONFIG_DYNAMIC_PRINTK_DEBUG)
-extern int unregister_dynamic_debug_module(char *mod_name);
-extern int __dynamic_dbg_enabled_helper(char *modname, int type,
-                                        int value, int hash);
-
-#define __dynamic_dbg_enabled(module, type, value, level, hash)  ({          \
-        int __ret = 0;                                                       \
-        if (unlikely((dynamic_printk_enabled & (1LL << DEBUG_HASH)) &&       \
-                        (dynamic_printk_enabled2 & (1LL << DEBUG_HASH2))))   \
-                        __ret = __dynamic_dbg_enabled_helper(module, type,   \
-                                                                value, hash);\
-        __ret; })
-
-#define dynamic_pr_debug(fmt, ...) do {                                     \
-        static char mod_name[]                                              \
-        __attribute__((section("__verbose_strings")))                       \
-         = KBUILD_MODNAME;                                                  \
-        static struct mod_debug descriptor                                  \
-        __used                                                              \
-        __attribute__((section("__verbose"), aligned(8))) =                 \
-        { mod_name, mod_name, NULL, TYPE_BOOLEAN, DEBUG_HASH, DEBUG_HASH2 };\
-        if (__dynamic_dbg_enabled(KBUILD_MODNAME, TYPE_BOOLEAN,             \
-                                                0, 0, DEBUG_HASH))          \
-                printk(KERN_DEBUG KBUILD_MODNAME ":" fmt,                   \
-                                ##__VA_ARGS__);                             \
-        } while (0)
-
-#define dynamic_dev_dbg(dev, format, ...) do {                              \
-        static char mod_name[]                                              \
-        __attribute__((section("__verbose_strings")))                       \
-         = KBUILD_MODNAME;                                                  \
-        static struct mod_debug descriptor                                  \
-        __used                                                              \
-        __attribute__((section("__verbose"), aligned(8))) =                 \
-        { mod_name, mod_name, NULL, TYPE_BOOLEAN, DEBUG_HASH, DEBUG_HASH2 };\
-        if (__dynamic_dbg_enabled(KBUILD_MODNAME, TYPE_BOOLEAN,             \
-                                                0, 0, DEBUG_HASH))          \
-                        dev_printk(KERN_DEBUG, dev,                         \
-                                        KBUILD_MODNAME ": " format,         \
-                                        ##__VA_ARGS__);                     \
-        } while (0)
-
-#else
-
-static inline int unregister_dynamic_debug_module(const char *mod_name)
-{
-        return 0;
-}
-static inline int __dynamic_dbg_enabled_helper(char *modname, int type,
-                                                int value, int hash)
-{
-        return 0;
-}
-
-#define __dynamic_dbg_enabled(module, type, value, level, hash)  ({ 0; })
-#define dynamic_pr_debug(fmt, ...)  do { } while (0)
-#define dynamic_dev_dbg(dev, format, ...)  do { } while (0)
-#endif
-
-#endif
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 7fa371898e3e..914918abfdd1 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -16,7 +16,7 @@
 #include <linux/log2.h>
 #include <linux/typecheck.h>
 #include <linux/ratelimit.h>
-#include <linux/dynamic_printk.h>
+#include <linux/dynamic_debug.h>
 #include <asm/byteorder.h>
 #include <asm/bug.h>
 
@@ -358,9 +358,10 @@ static inline char *pack_hex_byte(char *buf, u8 byte)
 #if defined(DEBUG)
 #define pr_debug(fmt, ...) \
         printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
-#elif defined(CONFIG_DYNAMIC_PRINTK_DEBUG)
+#elif defined(CONFIG_DYNAMIC_DEBUG)
+/* dynamic_pr_debug() uses pr_fmt() internally so we don't need it here */
 #define pr_debug(fmt, ...) do { \
-        dynamic_pr_debug(pr_fmt(fmt), ##__VA_ARGS__); \
+        dynamic_pr_debug(fmt, ##__VA_ARGS__); \
         } while (0)
 #else
 #define pr_debug(fmt, ...) \
diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index 5437ac0276e2..58ae8e00fcdd 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -68,10 +68,13 @@ struct kobject {
         unsigned int state_in_sysfs:1;
         unsigned int state_add_uevent_sent:1;
         unsigned int state_remove_uevent_sent:1;
+        unsigned int uevent_suppress:1;
 };
 
 extern int kobject_set_name(struct kobject *kobj, const char *name, ...)
                             __attribute__((format(printf, 2, 3)));
+extern int kobject_set_name_vargs(struct kobject *kobj, const char *fmt,
+                                  va_list vargs);
 
 static inline const char *kobject_name(const struct kobject *kobj)
 {
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index fde86671f48f..1bf5900ffe43 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -454,4 +454,13 @@ struct dmi_system_id {
 
 #define DMI_MATCH(a, b) { a, b }
 
+#define PLATFORM_NAME_SIZE      20
+#define PLATFORM_MODULE_PREFIX  "platform:"
+
+struct platform_device_id {
+        char name[PLATFORM_NAME_SIZE];
+        kernel_ulong_t driver_data
+                        __attribute__((aligned(sizeof(kernel_ulong_t))));
+};
+
 #endif /* LINUX_MOD_DEVICETABLE_H */
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index 9a342699c607..76e470a299bf 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -12,6 +12,7 @@
 #define _PLATFORM_DEVICE_H_
 
 #include <linux/device.h>
+#include <linux/mod_devicetable.h>
 
 struct platform_device {
         const char      * name;
@@ -19,8 +20,13 @@ struct platform_device {
         struct device   dev;
         u32             num_resources;
         struct resource * resource;
+        void            *platform_data;
+
+        struct platform_device_id       *id_entry;
 };
 
+#define platform_get_device_id(pdev)    ((pdev)->id_entry)
+
 #define to_platform_device(x) container_of((x), struct platform_device, dev)
 
 extern int platform_device_register(struct platform_device *);
@@ -56,6 +62,7 @@ struct platform_driver {
         int (*resume_early)(struct platform_device *);
         int (*resume)(struct platform_device *);
         struct device_driver driver;
+        struct platform_device_id *id_table;
 };
 
 extern int platform_driver_register(struct platform_driver *);
diff --git a/include/linux/pm.h b/include/linux/pm.h
index 24ba5f67b3a3..1d4e2d289821 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -400,6 +400,9 @@ extern void __suspend_report_result(const char *function, void *fn, int ret);
 
 #else /* !CONFIG_PM_SLEEP */
 
+#define device_pm_lock() do {} while (0)
+#define device_pm_unlock() do {} while (0)
+
 static inline int device_suspend(pm_message_t state)
 {
         return 0;
@@ -409,6 +412,14 @@ static inline int device_suspend(pm_message_t state)
 
 #endif /* !CONFIG_PM_SLEEP */
 
+/* How to reorder dpm_list after device_move() */
+enum dpm_order {
+        DPM_ORDER_NONE,
+        DPM_ORDER_DEV_AFTER_PARENT,
+        DPM_ORDER_PARENT_BEFORE_DEV,
+        DPM_ORDER_DEV_LAST,
+};
+
 /*
  * Global Power Management flags
  * Used to keep APM and ACPI from both being active
diff --git a/include/linux/uio_driver.h b/include/linux/uio_driver.h
index a0bb6bd2e5c1..5dcc9ff72f69 100644
--- a/include/linux/uio_driver.h
+++ b/include/linux/uio_driver.h
@@ -22,6 +22,7 @@ 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
  * @size:               size of IO
  * @memtype:            type of memory addr points to
@@ -29,6 +30,7 @@ struct uio_map;
  * @map:                for use by the UIO core only.
  */
 struct uio_mem {
+        const char              *name;
         unsigned long           addr;
         unsigned long           size;
         int                     memtype;
@@ -42,12 +44,14 @@ struct uio_portio;
 
 /**
  * struct uio_port - description of a UIO port region
+ * @name:               name of the port region for identification
  * @start:              start of port region
  * @size:               size of port region
  * @porttype:           type of port (see UIO_PORT_* below)
  * @portio:             for use by the UIO core only.
  */
 struct uio_port {
+        const char              *name;
         unsigned long           start;
         unsigned long           size;
         int                     porttype;
diff --git a/include/linux/wimax/debug.h b/include/linux/wimax/debug.h
index ba0c49399a83..c703e0340423 100644
--- a/include/linux/wimax/debug.h
+++ b/include/linux/wimax/debug.h
@@ -178,7 +178,7 @@ void __d_head(char *head, size_t head_size,
                 WARN_ON(1);
         } else
                 snprintf(head, head_size, "%s %s: ",
-                         dev_driver_string(dev), dev->bus_id);
+                         dev_driver_string(dev), dev_name(dev));
 }