#include <asm/uaccess.h>
#include <asm/system.h>
-static spinlock_t nvram_state_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(nvram_state_lock);
static int nvram_open_cnt; /* #times opened */
static int nvram_open_mode; /* special open modes */
#define NVRAM_WRITE 1 /* opened for writing (exclusive) */
return rv;
}
-void
+static void
__nvram_set_checksum(void)
{
mach_set_checksum();
}
+#if 0
void
nvram_set_checksum(void)
{
__nvram_set_checksum();
spin_unlock_irqrestore(&rtc_lock, flags);
}
+#endif /* 0 */
/*
* The are the file operation function for user access to /dev/nvram
NVRAM_MINOR);
goto out;
}
- if (!create_proc_read_entry("driver/nvram", 0, 0, nvram_read_proc,
+ if (!create_proc_read_entry("driver/nvram", 0, NULL, nvram_read_proc,
NULL)) {
printk(KERN_ERR "nvram: can't create /proc/driver/nvram\n");
ret = -ENOMEM;
static void __exit
nvram_cleanup_module(void)
{
- remove_proc_entry("driver/nvram", 0);
+ remove_proc_entry("driver/nvram", NULL);
misc_deregister(&nvram_dev);
}
(nvram[6] & 1) ? (nvram[6] >> 6) + 1 : 0);
PRINT_PROC("Floppy 0 type : ");
type = nvram[2] >> 4;
- if (type < sizeof (floppy_types) / sizeof (*floppy_types))
+ if (type < ARRAY_SIZE(floppy_types))
PRINT_PROC("%s\n", floppy_types[type]);
else
PRINT_PROC("%d (unknown)\n", type);
PRINT_PROC("Floppy 1 type : ");
type = nvram[2] & 0x0f;
- if (type < sizeof (floppy_types) / sizeof (*floppy_types))
+ if (type < ARRAY_SIZE(floppy_types))
PRINT_PROC("%s\n", floppy_types[type]);
else
PRINT_PROC("%d (unknown)\n", type);
"2", "4", "16", "256", "65536", "??", "??", "??"
};
-#define fieldsize(a) (sizeof(a)/sizeof(*a))
-
static int
atari_proc_infos(unsigned char *nvram, char *buffer, int *len,
off_t *begin, off_t offset, int size)
PRINT_PROC("Checksum status : %svalid\n", checksum ? "" : "not ");
PRINT_PROC("Boot preference : ");
- for (i = fieldsize(boot_prefs) - 1; i >= 0; --i) {
+ for (i = ARRAY_SIZE(boot_prefs) - 1; i >= 0; --i) {
if (nvram[1] == boot_prefs[i].val) {
PRINT_PROC("%s\n", boot_prefs[i].name);
break;
return 1;
PRINT_PROC("OS language : ");
- if (nvram[6] < fieldsize(languages))
+ if (nvram[6] < ARRAY_SIZE(languages))
PRINT_PROC("%s\n", languages[nvram[6]]);
else
PRINT_PROC("%u (undefined)\n", nvram[6]);
PRINT_PROC("Keyboard language: ");
- if (nvram[7] < fieldsize(languages))
+ if (nvram[7] < ARRAY_SIZE(languages))
PRINT_PROC("%s\n", languages[nvram[7]]);
else
PRINT_PROC("%u (undefined)\n", nvram[7]);
EXPORT_SYMBOL(nvram_write_byte);
EXPORT_SYMBOL(__nvram_check_checksum);
EXPORT_SYMBOL(nvram_check_checksum);
-EXPORT_SYMBOL(__nvram_set_checksum);
-EXPORT_SYMBOL(nvram_set_checksum);
MODULE_ALIAS_MISCDEV(NVRAM_MINOR);