X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Fnvram.c;h=3556ccd77570b691937ab47bea7ba2af09fe57c2;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=e4d24e0682249d01c6240df470634531486acbc6;hpb=9bf4aaab3e101692164d49b7ca357651eb691cb6;p=linux-2.6.git diff --git a/drivers/char/nvram.c b/drivers/char/nvram.c index e4d24e068..3556ccd77 100644 --- a/drivers/char/nvram.c +++ b/drivers/char/nvram.c @@ -133,7 +133,7 @@ #include #include -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) */ @@ -211,12 +211,13 @@ nvram_check_checksum(void) return rv; } -void +static void __nvram_set_checksum(void) { mach_set_checksum(); } +#if 0 void nvram_set_checksum(void) { @@ -226,6 +227,7 @@ 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 @@ -555,13 +557,13 @@ pc_proc_infos(unsigned char *nvram, char *buffer, int *len, (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); @@ -841,8 +843,6 @@ static char *colors[] = { "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) @@ -854,7 +854,7 @@ atari_proc_infos(unsigned char *nvram, char *buffer, int *len, 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; @@ -876,12 +876,12 @@ atari_proc_infos(unsigned char *nvram, char *buffer, int *len, 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]); @@ -921,6 +921,4 @@ EXPORT_SYMBOL(__nvram_write_byte); 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);