5 files changed, 87 insertions, 32 deletions

diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index edc6ba82e090..0f6dabd4b517 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -22,7 +22,7 @@ struct bug_entry {
 
 #ifndef HAVE_ARCH_BUG
 #define BUG() do { \
-        printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
+        printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); \
         panic("BUG!"); \
 } while (0)
 #endif
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h
index 0f99ad38b012..81797ec9ab29 100644
--- a/include/asm-generic/gpio.h
+++ b/include/asm-generic/gpio.h
@@ -35,11 +35,17 @@ struct module;
  * @label: for diagnostics
  * @dev: optional device providing the GPIOs
  * @owner: helps prevent removal of modules exporting active GPIOs
+ * @request: optional hook for chip-specific activation, such as
+ *      enabling module power and clock; may sleep
+ * @free: optional hook for chip-specific deactivation, such as
+ *      disabling module power and clock; may sleep
  * @direction_input: configures signal "offset" as input, or returns error
  * @get: returns value for signal "offset"; for output signals this
  *      returns either the value actually sensed, or zero
  * @direction_output: configures signal "offset" as output, or returns error
  * @set: assigns output value for signal "offset"
+ * @to_irq: optional hook supporting non-static gpio_to_irq() mappings;
+ *      implementation may not sleep
  * @dbg_show: optional routine to show contents in debugfs; default code
  *      will be used when this is omitted, but custom code can show extra
  *      state (such as pullup/pulldown configuration).
@@ -61,10 +67,15 @@ struct module;
  * is calculated by subtracting @base from the gpio number.
  */
 struct gpio_chip {
-        char                    *label;
+        const char              *label;
         struct device           *dev;
         struct module           *owner;
 
+        int                     (*request)(struct gpio_chip *chip,
+                                                unsigned offset);
+        void                    (*free)(struct gpio_chip *chip,
+                                                unsigned offset);
+
         int                     (*direction_input)(struct gpio_chip *chip,
                                                 unsigned offset);
         int                     (*get)(struct gpio_chip *chip,
@@ -73,6 +84,10 @@ struct gpio_chip {
                                                 unsigned offset, int value);
         void                    (*set)(struct gpio_chip *chip,
                                                 unsigned offset, int value);
+
+        int                     (*to_irq)(struct gpio_chip *chip,
+                                                unsigned offset);
+
         void                    (*dbg_show)(struct seq_file *s,
                                                 struct gpio_chip *chip);
         int                     base;
@@ -112,6 +127,7 @@ extern void __gpio_set_value(unsigned gpio, int value);
 
 extern int __gpio_cansleep(unsigned gpio);
 
+extern int __gpio_to_irq(unsigned gpio);
 
 #ifdef CONFIG_GPIO_SYSFS
 
diff --git a/include/asm-generic/rtc.h b/include/asm-generic/rtc.h
index 71ef3f0b9685..89061c1a67d4 100644
--- a/include/asm-generic/rtc.h
+++ b/include/asm-generic/rtc.h
@@ -84,12 +84,12 @@ static inline unsigned int get_rtc_time(struct rtc_time *time)
 
         if (!(ctrl & RTC_DM_BINARY) || RTC_ALWAYS_BCD)
         {
-                BCD_TO_BIN(time->tm_sec);
-                BCD_TO_BIN(time->tm_min);
-                BCD_TO_BIN(time->tm_hour);
-                BCD_TO_BIN(time->tm_mday);
-                BCD_TO_BIN(time->tm_mon);
-                BCD_TO_BIN(time->tm_year);
+                time->tm_sec = bcd2bin(time->tm_sec);
+                time->tm_min = bcd2bin(time->tm_min);
+                time->tm_hour = bcd2bin(time->tm_hour);
+                time->tm_mday = bcd2bin(time->tm_mday);
+                time->tm_mon = bcd2bin(time->tm_mon);
+                time->tm_year = bcd2bin(time->tm_year);
         }
 
 #ifdef CONFIG_MACH_DECSTATION
@@ -159,12 +159,12 @@ static inline int set_rtc_time(struct rtc_time *time)
 
         if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY)
             || RTC_ALWAYS_BCD) {
-                BIN_TO_BCD(sec);
-                BIN_TO_BCD(min);
-                BIN_TO_BCD(hrs);
-                BIN_TO_BCD(day);
-                BIN_TO_BCD(mon);
-                BIN_TO_BCD(yrs);
+                sec = bin2bcd(sec);
+                min = bin2bcd(min);
+                hrs = bin2bcd(hrs);
+                day = bin2bcd(day);
+                mon = bin2bcd(mon);
+                yrs = bin2bcd(yrs);
         }
 
         save_control = CMOS_READ(RTC_CONTROL);
diff --git a/include/asm-generic/statfs.h b/include/asm-generic/statfs.h
index 1d01043e797d..6129d6802149 100644
--- a/include/asm-generic/statfs.h
+++ b/include/asm-generic/statfs.h
@@ -6,33 +6,64 @@
 typedef __kernel_fsid_t fsid_t;
 #endif
 
+/*
+ * Most 64-bit platforms use 'long', while most 32-bit platforms use '__u32'.
+ * Yes, they differ in signedness as well as size.
+ * Special cases can override it for themselves -- except for S390x, which
+ * is just a little too special for us. And MIPS, which I'm not touching
+ * with a 10' pole.
+ */
+#ifndef __statfs_word
+#if BITS_PER_LONG == 64
+#define __statfs_word long
+#else
+#define __statfs_word __u32
+#endif
+#endif
+
 struct statfs {
-        __u32 f_type;
-        __u32 f_bsize;
-        __u32 f_blocks;
-        __u32 f_bfree;
-        __u32 f_bavail;
-        __u32 f_files;
-        __u32 f_ffree;
+        __statfs_word f_type;
+        __statfs_word f_bsize;
+        __statfs_word f_blocks;
+        __statfs_word f_bfree;
+        __statfs_word f_bavail;
+        __statfs_word f_files;
+        __statfs_word f_ffree;
         __kernel_fsid_t f_fsid;
-        __u32 f_namelen;
-        __u32 f_frsize;
-        __u32 f_spare[5];
+        __statfs_word f_namelen;
+        __statfs_word f_frsize;
+        __statfs_word f_spare[5];
 };
 
+/*
+ * ARM needs to avoid the 32-bit padding at the end, for consistency
+ * between EABI and OABI 
+ */
+#ifndef ARCH_PACK_STATFS64
+#define ARCH_PACK_STATFS64
+#endif
+
 struct statfs64 {
-        __u32 f_type;
-        __u32 f_bsize;
+        __statfs_word f_type;
+        __statfs_word f_bsize;
         __u64 f_blocks;
         __u64 f_bfree;
         __u64 f_bavail;
         __u64 f_files;
         __u64 f_ffree;
         __kernel_fsid_t f_fsid;
-        __u32 f_namelen;
-        __u32 f_frsize;
-        __u32 f_spare[5];
-};
+        __statfs_word f_namelen;
+        __statfs_word f_frsize;
+        __statfs_word f_spare[5];
+} ARCH_PACK_STATFS64;
+
+/* 
+ * IA64 and x86_64 need to avoid the 32-bit padding at the end,
+ * to be compatible with the i386 ABI
+ */
+#ifndef ARCH_PACK_COMPAT_STATFS64
+#define ARCH_PACK_COMPAT_STATFS64
+#endif
 
 struct compat_statfs64 {
         __u32 f_type;
@@ -46,6 +77,6 @@ struct compat_statfs64 {
         __u32 f_namelen;
         __u32 f_frsize;
         __u32 f_spare[5];
-};
+} ARCH_PACK_COMPAT_STATFS64;
 
 #endif
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 838d9b2a0da1..80744606bad1 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -280,7 +280,15 @@
         CPU_DISCARD(init.data)                                          \
         CPU_DISCARD(init.rodata)                                        \
         MEM_DISCARD(init.data)                                          \
-        MEM_DISCARD(init.rodata)
+        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) = .;
 
 #define INIT_TEXT                                                       \
         *(.init.text)                                                   \