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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2012-12-05 19:24:41 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2012-12-07 09:22:02 +0100 |
| commit | 381fd6f56e7c07369e9dd11e649eeb3e21964935 (patch) | |
| tree | 7e9264c41fe1768080232a8d81cb920fd88b0a8f /drivers/mtd | |
| parent | bf96d05b2b06d361429e35eed014449354100da4 (diff) | |
| download | barebox-381fd6f56e7c07369e9dd11e649eeb3e21964935.tar.gz barebox-381fd6f56e7c07369e9dd11e649eeb3e21964935.tar.xz | |
mtd nand: allow partial page writes
The nand layer handles partial page writes just fine. If the start or
end of the data is not page aligned, the nand layer will copy the data
to a temporary page buffer.
Remove the check which disallows partial page writes since this is what
we want to do on barebox when for example an image is written to nand
which is not padded to page size.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/nand_write.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/mtd/nand/nand_write.c b/drivers/mtd/nand/nand_write.c index 5ed04cee57..999712795c 100644 --- a/drivers/mtd/nand/nand_write.c +++ b/drivers/mtd/nand/nand_write.c @@ -273,13 +273,6 @@ int nand_do_write_ops(struct mtd_info *mtd, loff_t to, if (!writelen) return 0; - /* reject writes, which are not page aligned */ - if (NOTALIGNED(to) || NOTALIGNED(ops->len)) { - printk(KERN_NOTICE "nand_write: " - "Attempt to write not page aligned data\n"); - return -EINVAL; - } - column = to & (mtd->writesize - 1); subpage = column || (writelen & (mtd->writesize - 1)); |