Messages in this thread Patch in this message | | | Date | Fri, 15 Sep 2006 16:37:11 +0200 | From | Haavard Skinnemoen <> | Subject | [-mm patch 2/3] AVR32 MTD: Unlock flash if necessary (try 2) |
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If a cfi_cmdset_0002 fixup installs an unlock() operation, use it to unlock the whole flash after the erase regions have been set up.
I wanted to do this in the fixup itself, but it wouldn't work because the erase regions hadn't been initialized, and mtd->size was zero.
Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com> --- drivers/mtd/chips/cfi_cmdset_0002.c | 9 +++++++++ 1 file changed, 9 insertions(+)
Index: linux-2.6.18-rc6-mm2/drivers/mtd/chips/cfi_cmdset_0002.c =================================================================== --- linux-2.6.18-rc6-mm2.orig/drivers/mtd/chips/cfi_cmdset_0002.c 2006-09-15 14:39:40.000000000 +0200 +++ linux-2.6.18-rc6-mm2/drivers/mtd/chips/cfi_cmdset_0002.c 2006-09-15 15:45:41.000000000 +0200 @@ -416,6 +416,15 @@ static struct mtd_info *cfi_amdstd_setup } #endif + /* + * If an unlock() operation was installed by a fixup, use it + * now to unlock the whole flash. + */ + if (mtd->unlock && mtd->unlock(mtd, 0, mtd->size)) + printk(KERN_WARNING "%s: unlock failed, writes may not work\n", + map->name); + + /* FIXME: erase-suspend-program is broken. See http://lists.infradead.org/pipermail/linux-mtd/2003-December/009001.html */ printk(KERN_NOTICE "cfi_cmdset_0002: Disabling erase-suspend-program due to code brokenness.\n"); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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