* [PATCH] mtd: OneNAND: Fix multi block erase support at 4KiB pagesize
@ 2010-12-06 0:05 Kyungmin Park
2010-12-14 16:01 ` Artem Bityutskiy
0 siblings, 1 reply; 2+ messages in thread
From: Kyungmin Park @ 2010-12-06 0:05 UTC (permalink / raw)
To: linux-mtd; +Cc: dwmw2, dedekind1
From: Kyungmin Park <kyungmin.park@samsung.com>
Original 4KiB pagesize chip (SLC) doesn't support Multi block erase at Spec.
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index c38bf9c..88f23e3 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -2492,7 +2492,8 @@ static int onenand_erase(struct mtd_info *mtd, struct erase_info *instr)
/* Grab the lock and see if the device is available */
onenand_get_device(mtd, FL_ERASING);
- if (region || instr->len < MB_ERASE_MIN_BLK_COUNT * block_size) {
+ if (ONENAND_IS_4KB_PAGE(this) || region ||
+ instr->len < MB_ERASE_MIN_BLK_COUNT * block_size) {
/* region is set for Flex-OneNAND (no mb erase) */
ret = onenand_block_by_block_erase(mtd, instr,
region, block_size);
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] mtd: OneNAND: Fix multi block erase support at 4KiB pagesize
2010-12-06 0:05 [PATCH] mtd: OneNAND: Fix multi block erase support at 4KiB pagesize Kyungmin Park
@ 2010-12-14 16:01 ` Artem Bityutskiy
0 siblings, 0 replies; 2+ messages in thread
From: Artem Bityutskiy @ 2010-12-14 16:01 UTC (permalink / raw)
To: Kyungmin Park; +Cc: dwmw2, linux-mtd
On Mon, 2010-12-06 at 09:05 +0900, Kyungmin Park wrote:
> From: Kyungmin Park <kyungmin.park@samsung.com>
>
> Original 4KiB pagesize chip (SLC) doesn't support Multi block erase at Spec.
>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Pushed to l2-mtd-2.6.git, thank you!
--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
^ permalink raw reply [flat|nested] 2+ messages in thread
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2010-12-06 0:05 [PATCH] mtd: OneNAND: Fix multi block erase support at 4KiB pagesize Kyungmin Park
2010-12-14 16:01 ` Artem Bityutskiy
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