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mtd: bcm47xxpart: lower minimal blocksize to 4Ki (from 64Ki)

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Some devices like Netgear WNR1000v3 or WGR614v10 have partitions aligned
to 0x1000. Using bigger blocksize stopped us from detecting some parts.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Rafał Miłecki 2014-12-08 18:45:00 +01:00 committed by Brian Norris
parent bd10c26a4e
commit 16bd87b3a3
1 changed files with 6 additions and 2 deletions
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8
drivers/mtd/bcm47xxpart.c
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@ -94,8 +94,12 @@ static int bcm47xxpart_parse(struct mtd_info *master,
int last_trx_part = -1;
int possible_nvram_sizes[] = { 0x8000, 0xF000, 0x10000, };
if (blocksize <= 0x10000)
blocksize = 0x10000;
/*
* Some really old flashes (like AT45DB*) had smaller erasesize-s, but
* partitions were aligned to at least 0x1000 anyway.
*/
if (blocksize < 0x1000)
blocksize = 0x1000;
/* Alloc */
parts = kzalloc(sizeof(struct mtd_partition) * BCM47XXPART_MAX_PARTS,