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-rw-r--r--include/asm-generic/bug.h2
-rw-r--r--include/asm-generic/gpio.h18
-rw-r--r--include/asm-generic/rtc.h24
-rw-r--r--include/asm-generic/statfs.h65
-rw-r--r--include/asm-generic/vmlinux.lds.h10
5 files changed, 87 insertions, 32 deletions
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index edc6ba82e09..0f6dabd4b51 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 0f99ad38b01..81797ec9ab2 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 71ef3f0b968..89061c1a67d 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 1d01043e797..6129d680214 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 838d9b2a0da..80744606bad 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) \
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-18 03:13:37 +0000