提交 87d10f3c 编写于 作者: T Tobias Klauser 提交者: Linus Torvalds

[PATCH] drivers/mtd: Use ARRAY_SIZE macro

Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove
duplicates of the macro.
Signed-off-by: NTobias Klauser <tklauser@nuerscht.ch>
Cc: Thomas Gleixner <tglx@linutronix.de>
Acked-by: NDavid Woodhouse <dwmw2@infradead.org>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 54af6b46
......@@ -664,7 +664,7 @@ static struct mtd_info *amd_flash_probe(struct map_info *map)
printk("%s: Probing for AMD compatible flash...\n", map->name);
if ((table_pos[0] = probe_new_chip(mtd, 0, NULL, &temp, table,
sizeof(table)/sizeof(table[0])))
ARRAY_SIZE(table)))
== -1) {
printk(KERN_WARNING
"%s: Found no AMD compatible device at location zero\n",
......@@ -696,7 +696,7 @@ static struct mtd_info *amd_flash_probe(struct map_info *map)
base += (1 << temp.chipshift)) {
int numchips = temp.numchips;
table_pos[numchips] = probe_new_chip(mtd, base, chips,
&temp, table, sizeof(table)/sizeof(table[0]));
&temp, table, ARRAY_SIZE(table));
}
mtd->eraseregions = kmalloc(sizeof(struct mtd_erase_region_info) *
......
......@@ -2035,7 +2035,7 @@ static int jedec_probe_chip(struct map_info *map, __u32 base,
DEBUG(MTD_DEBUG_LEVEL3,
"Search for id:(%02x %02x) interleave(%d) type(%d)\n",
cfi->mfr, cfi->id, cfi_interleave(cfi), cfi->device_type);
for (i=0; i<sizeof(jedec_table)/sizeof(jedec_table[0]); i++) {
for (i = 0; i < ARRAY_SIZE(jedec_table); i++) {
if ( jedec_match( base, map, cfi, &jedec_table[i] ) ) {
DEBUG( MTD_DEBUG_LEVEL3,
"MTD %s(): matched device 0x%x,0x%x unlock_addrs: 0x%.4x 0x%.4x\n",
......
......@@ -581,8 +581,6 @@ static int flash_write (struct mtd_info *mtd,loff_t to,size_t len,size_t *retlen
/***************************************************************************************************/
#define NB_OF(x) (sizeof (x) / sizeof (x[0]))
static struct mtd_info mtd;
static struct mtd_erase_region_info erase_regions[] = {
......@@ -640,7 +638,7 @@ int __init lart_flash_init (void)
mtd.flags = MTD_CAP_NORFLASH;
mtd.size = FLASH_BLOCKSIZE_PARAM * FLASH_NUMBLOCKS_16m_PARAM + FLASH_BLOCKSIZE_MAIN * FLASH_NUMBLOCKS_16m_MAIN;
mtd.erasesize = FLASH_BLOCKSIZE_MAIN;
mtd.numeraseregions = NB_OF (erase_regions);
mtd.numeraseregions = ARRAY_SIZE(erase_regions);
mtd.eraseregions = erase_regions;
mtd.erase = flash_erase;
mtd.read = flash_read;
......@@ -670,9 +668,9 @@ int __init lart_flash_init (void)
result,mtd.eraseregions[result].numblocks);
#ifdef HAVE_PARTITIONS
printk ("\npartitions = %d\n",NB_OF (lart_partitions));
printk ("\npartitions = %d\n", ARRAY_SIZE(lart_partitions));
for (result = 0; result < NB_OF (lart_partitions); result++)
for (result = 0; result < ARRAY_SIZE(lart_partitions); result++)
printk (KERN_DEBUG
"\n\n"
"lart_partitions[%d].name = %s\n"
......@@ -687,7 +685,7 @@ int __init lart_flash_init (void)
#ifndef HAVE_PARTITIONS
result = add_mtd_device (&mtd);
#else
result = add_mtd_partitions (&mtd,lart_partitions,NB_OF (lart_partitions));
result = add_mtd_partitions (&mtd,lart_partitions, ARRAY_SIZE(lart_partitions));
#endif
return (result);
......
......@@ -308,7 +308,7 @@ static int __init ms02nv_init(void)
break;
}
for (i = 0; i < (sizeof(ms02nv_addrs) / sizeof(*ms02nv_addrs)); i++)
for (i = 0; i < ARRAY_SIZE(ms02nv_addrs); i++)
if (!ms02nv_init_one(ms02nv_addrs[i] << stride))
count++;
......
......@@ -126,8 +126,6 @@ static struct mtd_partition alchemy_partitions[] = {
}
};
#define NB_OF(x) (sizeof(x)/sizeof(x[0]))
static struct mtd_info *mymtd;
int __init alchemy_mtd_init(void)
......@@ -154,7 +152,7 @@ int __init alchemy_mtd_init(void)
* Static partition definition selection
*/
parts = alchemy_partitions;
nb_parts = NB_OF(alchemy_partitions);
nb_parts = ARRAY_SIZE(alchemy_partitions);
alchemy_map.size = window_size;
/*
......
......@@ -86,7 +86,7 @@ struct mtd_partition flagadm_parts[] = {
}
};
#define PARTITION_COUNT (sizeof(flagadm_parts)/sizeof(struct mtd_partition))
#define PARTITION_COUNT ARRAY_SIZE(flagadm_parts)
static struct mtd_info *mymtd;
......
......@@ -57,7 +57,7 @@ static struct mtd_partition partition_info[]= {
}
};
#define NUM_PARTITIONS (sizeof(partition_info) / sizeof(partition_info[0]))
#define NUM_PARTITIONS ARRAY_SIZE(partition_info)
#define WINDOW_ADDR 0x10000000
#define WINDOW_SIZE 0x800000
......
......@@ -300,7 +300,7 @@ static struct mtd_partition partition_info[]=
},
};
#define NUM_PARTITIONS (sizeof(partition_info)/sizeof(partition_info[0]))
#define NUM_PARTITIONS ARRAY_SIZE(partition_info)
static struct mtd_info *mymtd;
static struct mtd_info *lowlvl_parts[NUM_PARTITIONS];
......@@ -345,7 +345,7 @@ static struct mtd_partition higlvl_partition_info[]=
},
};
#define NUM_HIGHLVL_PARTITIONS (sizeof(higlvl_partition_info)/sizeof(partition_info[0]))
#define NUM_HIGHLVL_PARTITIONS ARRAY_SIZE(higlvl_partition_info)
static int dnp_adnp_probe(void)
......
......@@ -99,7 +99,7 @@ static struct mtd_info *this_mtd;
static int __init init_svme182(void)
{
struct mtd_partition *partitions;
int num_parts = sizeof(svme182_partitions) / sizeof(struct mtd_partition);
int num_parts = ARRAY_SIZE(svme182_partitions);
partitions = svme182_partitions;
......
......@@ -59,7 +59,7 @@ static struct mtd_partition h720x_partitions[] = {
}
};
#define NUM_PARTITIONS (sizeof(h720x_partitions)/sizeof(h720x_partitions[0]))
#define NUM_PARTITIONS ARRAY_SIZE(h720x_partitions)
static int nr_mtd_parts;
static struct mtd_partition *mtd_parts;
......
......@@ -76,7 +76,7 @@ static struct mtd_partition partition_info[]={
.size = 0x80000
},
};
#define NUM_PARTITIONS (sizeof(partition_info)/sizeof(partition_info[0]))
#define NUM_PARTITIONS ARRAY_SIZE(partition_info)
#define WINDOW_SIZE 0x00100000
#define WINDOW_ADDR 0x00200000
......@@ -88,7 +88,7 @@ static struct map_info netsc520_map = {
.phys = WINDOW_ADDR,
};
#define NUM_FLASH_BANKS (sizeof(netsc520_map)/sizeof(struct map_info))
#define NUM_FLASH_BANKS ARRAY_SIZE(netsc520_map)
static struct mtd_info *mymtd;
......
......@@ -128,8 +128,7 @@ static struct mtd_partition nettel_amd_partitions[] = {
}
};
#define NUM_AMD_PARTITIONS \
(sizeof(nettel_amd_partitions)/sizeof(nettel_amd_partitions[0]))
#define NUM_AMD_PARTITIONS ARRAY_SIZE(nettel_amd_partitions)
/****************************************************************************/
......
......@@ -58,8 +58,6 @@ static struct mtd_partition ocotea_large_partitions[] = {
}
};
#define NB_OF(x) (sizeof(x)/sizeof(x[0]))
int __init init_ocotea(void)
{
u8 fpga0_reg;
......@@ -97,7 +95,7 @@ int __init init_ocotea(void)
if (flash) {
flash->owner = THIS_MODULE;
add_mtd_partitions(flash, ocotea_small_partitions,
NB_OF(ocotea_small_partitions));
ARRAY_SIZE(ocotea_small_partitions));
} else {
printk("map probe failed for flash\n");
return -ENXIO;
......@@ -118,7 +116,7 @@ int __init init_ocotea(void)
if (flash) {
flash->owner = THIS_MODULE;
add_mtd_partitions(flash, ocotea_large_partitions,
NB_OF(ocotea_large_partitions));
ARRAY_SIZE(ocotea_large_partitions));
} else {
printk("map probe failed for flash\n");
return -ENXIO;
......
......@@ -616,7 +616,7 @@ static void pcmciamtd_config(dev_link_t *link)
} else if(mem_type == 2) {
mtd = do_map_probe("map_rom", &dev->pcmcia_map);
} else {
for(i = 0; i < sizeof(probes) / sizeof(char *); i++) {
for(i = 0; i < ARRAY_SIZE(probes); i++) {
DEBUG(1, "Trying %s", probes[i]);
mtd = do_map_probe(probes[i], &dev->pcmcia_map);
if(mtd)
......
......@@ -121,8 +121,7 @@ struct map_info redwood_flash_map = {
};
#define NUM_REDWOOD_FLASH_PARTITIONS \
(sizeof(redwood_flash_partitions)/sizeof(redwood_flash_partitions[0]))
#define NUM_REDWOOD_FLASH_PARTITIONS ARRAY_SIZE(redwood_flash_partitions)
static struct mtd_info *redwood_mtd;
......
......@@ -66,7 +66,7 @@ static struct map_info sbc8240_map[2] = {
}
};
#define NUM_FLASH_BANKS (sizeof(sbc8240_map) / sizeof(struct map_info))
#define NUM_FLASH_BANKS ARRAY_SIZE(sbc8240_map)
/*
* The following defines the partition layout of SBC8240 boards.
......@@ -125,8 +125,6 @@ static struct mtd_partition sbc8240_fs_partitions [] = {
}
};
#define NB_OF(x) (sizeof (x) / sizeof (x[0]))
/* trivial struct to describe partition information */
struct mtd_part_def
{
......@@ -190,10 +188,10 @@ int __init init_sbc8240_mtd (void)
#ifdef CONFIG_MTD_PARTITIONS
sbc8240_part_banks[0].mtd_part = sbc8240_uboot_partitions;
sbc8240_part_banks[0].type = "static image";
sbc8240_part_banks[0].nums = NB_OF(sbc8240_uboot_partitions);
sbc8240_part_banks[0].nums = ARRAY_SIZE(sbc8240_uboot_partitions);
sbc8240_part_banks[1].mtd_part = sbc8240_fs_partitions;
sbc8240_part_banks[1].type = "static file system";
sbc8240_part_banks[1].nums = NB_OF(sbc8240_fs_partitions);
sbc8240_part_banks[1].nums = ARRAY_SIZE(sbc8240_fs_partitions);
for (i = 0; i < NUM_FLASH_BANKS; i++) {
......
......@@ -107,7 +107,7 @@ static struct map_info sc520cdp_map[] = {
},
};
#define NUM_FLASH_BANKS (sizeof(sc520cdp_map)/sizeof(struct map_info))
#define NUM_FLASH_BANKS ARRAY_SIZE(sc520cdp_map)
static struct mtd_info *mymtd[NUM_FLASH_BANKS];
static struct mtd_info *merged_mtd;
......
......@@ -70,7 +70,7 @@ static struct mtd_partition partition_info[] = {
.size = 0x80000
},
};
#define NUM_PARTITIONS (sizeof(partition_info)/sizeof(partition_info[0]))
#define NUM_PARTITIONS ARRAY_SIZE(partition_info)
#endif
......
......@@ -49,8 +49,6 @@ static struct mtd_partition sharpsl_partitions[1] = {
}
};
#define NB_OF(x) (sizeof(x)/sizeof(x[0]))
int __init init_sharpsl(void)
{
struct mtd_partition *parts;
......@@ -92,7 +90,7 @@ int __init init_sharpsl(void)
}
parts = sharpsl_partitions;
nb_parts = NB_OF(sharpsl_partitions);
nb_parts = ARRAY_SIZE(sharpsl_partitions);
printk(KERN_NOTICE "Using %s partision definition\n", part_type);
add_mtd_partitions(mymtd, parts, nb_parts);
......
......@@ -64,7 +64,7 @@ static struct mtd_partition ts5500_partitions[] = {
}
};
#define NUM_PARTITIONS (sizeof(ts5500_partitions)/sizeof(struct mtd_partition))
#define NUM_PARTITIONS ARRAY_SIZE(ts5500_partitions)
static struct mtd_info *mymtd;
......
......@@ -37,7 +37,7 @@ struct mtd_partition uclinux_romfs[] = {
{ .name = "ROMfs" }
};
#define NUM_PARTITIONS (sizeof(uclinux_romfs) / sizeof(uclinux_romfs[0]))
#define NUM_PARTITIONS ARRAY_SIZE(uclinux_romfs)
/****************************************************************************/
......
......@@ -55,8 +55,6 @@ static const struct mtd_partition partition_info[] = {
.size = MTDPART_SIZ_FULL
}
};
#define NB_OF(x) (sizeof(x)/sizeof(x[0]))
/**
* au_read_byte - read one byte from the chip
......@@ -462,7 +460,7 @@ int __init au1xxx_nand_init (void)
}
/* Register the partitions */
add_mtd_partitions(au1550_mtd, partition_info, NB_OF(partition_info));
add_mtd_partitions(au1550_mtd, partition_info, ARRAY_SIZE(partition_info));
return 0;
......
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