ost this patch as RFC.
As soon as I get a platform that supports chip-> exec_op, I would like
to test and re-post.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/raw/nand_toshiba.c | 53 -
1 file changed, 52 insertions(+), 1 deletion(-)
diff --git a/d
accurate bitflips. For now, I set
max_bitflips mtd->bitflip_threshold.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/raw/nand_toshiba.c | 88 +
1 file changed, 88 insertions(+)
diff --git a/drivers/mtd/nand/raw/nand_toshiba.c
b/drivers/mtd/nand/
ost this patch as RFC.
As soon as I get a platform that supports chip-> exec_op, I would like
to test and re-post.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/raw/nand_toshiba.c | 76 +
1 file changed, 61 insertions(+), 15 deletions(-)
diff -
above the
threshold and can not get accurate bitflips. For now, I set
max_bitflips mtd->bitflip_threshold.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/raw/nand_toshiba.c | 84 +
1 file changed, 84 insertions(+)
diff --git a/drivers/mtd/nand/
This patch enables support to read the ECC strength and size from the
NAND flash using Toshiba Memory SLC NAND extended-ID. This patch is
based on the information of the 6th ID byte of the Toshiba Memory SLC
NAND.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/nand_toshiba.c | 26
On 2017/12/27 15:06, KOBAYASHI Yoshitake wrote:
> On 2017/12/19 20:56, Boris Brezillon wrote:
>> On Tue, 19 Dec 2017 20:42:36 +0900
>> KOBAYASHI Yoshitake wrote:
>>
>>> On 2017/12/07 0:08, Boris Brezillon wrote:
>>>> On Wed, 6 Dec 2017 23:0
On 2017/12/19 20:56, Boris Brezillon wrote:
> On Tue, 19 Dec 2017 20:42:36 +0900
> KOBAYASHI Yoshitake wrote:
>
>> On 2017/12/07 0:08, Boris Brezillon wrote:
>>> On Wed, 6 Dec 2017 23:04:57 +0900
>>> KOBAYASHI Yoshitake wrote:
>>>
>>>> T
gt; +
>
> Please move this block to toshiba_nand_init().
I think it's already in toshiba_nand_init().
-- YOSHI
On 2017/12/07 0:24, Boris Brezillon wrote:
> On Wed, 6 Dec 2017 23:04:58 +0900
> KOBAYASHI Yoshitake wrote:
>
>> This patch enables support for Toshiba Mem
On 2017/12/07 0:08, Boris Brezillon wrote:
> On Wed, 6 Dec 2017 23:04:57 +0900
> KOBAYASHI Yoshitake wrote:
>
>> This patch enables support to read the ECC strength and size from the
>> NAND flash using Toshiba Memory SLC NAND extended-ID. This patch is
>> based on th
This patch enables support to read the ECC strength and size from the
NAND flash using Toshiba Memory SLC NAND extended-ID. This patch is
based on the information of the 6th ID byte of the Toshiba Memory SLC
NAND.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/nand_toshiba.c | 28
This patch enables support for Toshiba Memory BENAND. This checks
internal ECC status in read operation when using BENAND and selecting
ECC mode as on-die.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/nand_toshiba.c | 89 +
1 file changed, 89
This patch series enables to support Toshiba BENAND. The first patch
retreive ECC requirement from extended ID for all Toshiba SLC NAND
devices. The ECC requirement information uses to show a warning
message in second patch.
KOBAYASHI Yoshitake (2):
mtd: nand: toshiba: Retrieve ECC requirements
On 2017/10/12 22:26, Boris Brezillon wrote:
> On Thu, 12 Oct 2017 22:03:23 +0900
> KOBAYASHI Yoshitake wrote:
>
>> On 2017/10/05 16:31, Boris Brezillon wrote:
>>> On Thu, 5 Oct 2017 16:24:08 +0900
>>> KOBAYASHI Yoshitake wrote:
>>>>>>>&g
On 2017/10/05 16:31, Boris Brezillon wrote:
> On Thu, 5 Oct 2017 16:24:08 +0900
> KOBAYASHI Yoshitake wrote:
>>>>>> @@ -39,9 +105,43 @@ static void toshiba_nand_decode_id(struct nand_chip
>>>>>> *chip)
>>>>>>
On 2017/09/27 6:15, Boris Brezillon wrote:
> On Tue, 26 Sep 2017 18:18:04 +0900
> KOBAYASHI Yoshitake wrote:
>
>> On 2017/09/21 16:28, Boris Brezillon wrote:
>>> On Thu, 21 Sep 2017 14:32:02 +0900
>>> KOBAYASHI Yoshitake wrote:
>>>
>>>> T
On 2017/09/21 16:28, Boris Brezillon wrote:
> On Thu, 21 Sep 2017 14:32:02 +0900
> KOBAYASHI Yoshitake wrote:
>
>> This patch enables support for Toshiba BENAND.
>> The current implementation does not support vondor specific command
>
>
Changelog[v2]:
Rewrite to adapt the mtd "separate vendor specific code from
core" cleanup process that based on comments from the following
discussion.
http://patchwork.ozlabs.org/patch/767191/
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/nand_toshi
On 2017/06/07 6:11, Boris Brezillon wrote:
> On Mon, 5 Jun 2017 14:36:23 +0900
> KOBAYASHI Yoshitake wrote:
>
>> Hi Boris,
>>
>> Thank you very much for your detailed review.
>> I just comming back from busy week for conference and started to look it.
>>
hi
On 2017/05/27 1:22, Boris Brezillon wrote:
> Hi KOBAYASHI,
>
> Le Fri, 26 May 2017 10:15:35 +0900,
> KOBAYASHI Yoshitake a écrit :
>
>> This patch enables support for Toshiba BENAND. It was originally posted on
>> https://lkml.org/lkml/2015/7/24/571
>>
>&
This patch enables support for Toshiba BENAND. It was originally posted on
https://lkml.org/lkml/2015/7/24/571
This patch is rewrote to adapt the recent mtd "separate vendor specific code
from core" cleanup process.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/Kconfig
ND_ECC_STATUS is enable
and chip->cmd_ctrl is implemented.
3. Delete all pr_info().
Changelog[v2]:
Added nand_benand.c and nand_benand.h
Changelog[v1]
The original version.
(I forgot to add nand_benand.c and nand_benand.h)
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/Kc
status CMD(7Ah) to report real number of
bitflips. In case of difficult to use CMD(7Ah), this driver use
"mtd->bitflip_threshold" to assume the number of bitflips.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/Kconfig| 21 +
drivers/mtd/nand/Makefile |
*/
+bitflips = mtd->bitflip_threshold;
+mtd->ecc_stats.corrected += bitflips;
+ }
+}
+
+return bitflips;
+}
-- Yoshi
On 2015/06/16 22:53, Richard Wei
On 2015/06/12 17:11, Paul Bolle wrote:
On Fri, 2015-06-12 at 01:00 +0900, KOBAYASHI Yoshitake wrote:
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 5897d8d..050f0e9 100644
+config MTD_NAND_BENAND
+ tristate
+ depends on MTD_NAND_BENAND_ENABLE
On 2015/06/12 18:49, Richard Weinberger wrote:
On Thu, Jun 11, 2015 at 6:00 PM, KOBAYASHI Yoshitake
wrote:
This patch enables support for Toshiba BENAND.
BENAND is a SLC NAND solution that automatically generates ECC inside
NAND chip.
Some of the comments in the following discussion may need
This patch enables support for Toshiba BENAND.
BENAND is a SLC NAND solution that automatically generates ECC inside
NAND chip.
Some of the comments in the following discussion may need to be considerd.
https://lkml.org/lkml/2015/3/25/310
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd
On 2015/06/10 16:50, Richard Weinberger wrote:
On Wed, Jun 10, 2015 at 9:08 AM, KOBAYASHI Yoshitake
wrote:
This patch enables support for Toshiba BENAND.
Toshiba BENAND is a SLC NAND solution that automatically generates ECC
inside NAND chip. Newer generation SLC NAND devices of today need
compatibility in NAND chip trend.
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mtd/nand/Kconfig | 16
drivers/mtd/nand/Makefile|1 +
drivers/mtd/nand/nand_base.c | 32 ++--
include/linux/mtd/nand.h |3 +++
4 files changed, 50
2013/07/02 3:42, Greg KH wrote:
On Mon, Jul 01, 2013 at 04:56:25PM +0900, KOBAYASHI Yoshitake wrote:
Backport for 3.4-stable for the following patch:
https://lkml.org/lkml/2013/5/10/20
What is the git commit id of this patch in Linus's tree?
Sorry, this is my mistake. Please i
2 and CMD13
in write command sequence
2. To retry write sequence when a generic error occures
This patch was also posted to 3.4.46-LTSI.
https://patchwork.kernel.org/patch/2726801/
Signed-off-by: KOBAYASHI Yoshitake
---
drivers/mmc/card/block.c |
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