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| author | Julia Lawall <julia@diku.dk> | 2008-08-02 17:14:21 +0200 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-08-02 18:45:18 +0100 |
| commit | c8872b069c536976b81bccfc95dda945594bc504 (patch) | |
| tree | ff131bea50915d6ba95638a51a309af39e32cb84 /drivers/mtd/chips | |
| parent | c4308d1076830a72e05eb3e5f58b9ed851229399 (diff) | |
| download | linux-3.10-c8872b069c536976b81bccfc95dda945594bc504.tar.gz linux-3.10-c8872b069c536976b81bccfc95dda945594bc504.tar.bz2 linux-3.10-c8872b069c536976b81bccfc95dda945594bc504.zip | |
[MTD] Use DIV_ROUND_UP
The kernel.h macro DIV_ROUND_UP performs the computation (((n) + (d) - 1) /
(d)) but is perhaps more readable.
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/chips')
| -rw-r--r-- | drivers/mtd/chips/cfi_cmdset_0001.c | 2 | ||||
| -rw-r--r-- | drivers/mtd/chips/gen_probe.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c index 5f1b472137a..d49cbe2738a 100644 --- a/drivers/mtd/chips/cfi_cmdset_0001.c +++ b/drivers/mtd/chips/cfi_cmdset_0001.c @@ -1640,7 +1640,7 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip, /* Figure out the number of words to write */ word_gap = (-adr & (map_bankwidth(map)-1)); - words = (len - word_gap + map_bankwidth(map) - 1) / map_bankwidth(map); + words = DIV_ROUND_UP(len - word_gap, map_bankwidth(map)); if (!word_gap) { words--; } else { diff --git a/drivers/mtd/chips/gen_probe.c b/drivers/mtd/chips/gen_probe.c index f061885b281..e2dc96441e0 100644 --- a/drivers/mtd/chips/gen_probe.c +++ b/drivers/mtd/chips/gen_probe.c @@ -111,7 +111,7 @@ static struct cfi_private *genprobe_ident_chips(struct map_info *map, struct chi max_chips = 1; } - mapsize = sizeof(long) * ( (max_chips + BITS_PER_LONG-1) / BITS_PER_LONG ); + mapsize = sizeof(long) * DIV_ROUND_UP(max_chips, BITS_PER_LONG); chip_map = kzalloc(mapsize, GFP_KERNEL); if (!chip_map) { printk(KERN_WARNING "%s: kmalloc failed for CFI chip map\n", map->name); |