* [PATCH] mtd : change the location of the ONFI detected log
@ 2012-02-17 3:22 Huang Shijie
2012-02-17 8:47 ` Florian Fainelli
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Huang Shijie @ 2012-02-17 3:22 UTC (permalink / raw)
To: linux-arm-kernel
Some strange nand chip(such as Hynix H27UBG8T2A) can pass the `ONFI` signature
check. So the log can be printed out even it is not an ONFI nand indeed.
Change this log to the end of the function. Print out the log only when we
really detect an ONFI nand.
Signed-off-by: Huang Shijie <b32955@freescale.com>
---
drivers/mtd/nand/nand_base.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 5822e3a..1e907dc 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2853,7 +2853,6 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip,
chip->read_byte(mtd) != 'F' || chip->read_byte(mtd) != 'I')
return 0;
- pr_info("ONFI flash detected\n");
chip->cmdfunc(mtd, NAND_CMD_PARAM, 0, -1);
for (i = 0; i < 3; i++) {
chip->read_buf(mtd, (uint8_t *)p, sizeof(*p));
@@ -2903,6 +2902,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip,
chip->options |= (NAND_NO_READRDY |
NAND_NO_AUTOINCR) & NAND_CHIPOPTIONS_MSK;
+ pr_info("ONFI flash detected\n");
return 1;
}
--
1.7.0.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] mtd : change the location of the ONFI detected log
2012-02-17 3:22 [PATCH] mtd : change the location of the ONFI detected log Huang Shijie
@ 2012-02-17 8:47 ` Florian Fainelli
2012-02-18 5:46 ` Brian Norris
2012-02-29 15:08 ` Bityutskiy, Artem
2 siblings, 0 replies; 4+ messages in thread
From: Florian Fainelli @ 2012-02-17 8:47 UTC (permalink / raw)
To: linux-arm-kernel
Le 02/17/12 04:22, Huang Shijie a ?crit :
> Some strange nand chip(such as Hynix H27UBG8T2A) can pass the `ONFI` signature
> check. So the log can be printed out even it is not an ONFI nand indeed.
>
> Change this log to the end of the function. Print out the log only when we
> really detect an ONFI nand.
>
> Signed-off-by: Huang Shijie<b32955@freescale.com>
Acked-by: Florian Fainelli <ffainelli@freebox.fr>
> ---
> drivers/mtd/nand/nand_base.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
> index 5822e3a..1e907dc 100644
> --- a/drivers/mtd/nand/nand_base.c
> +++ b/drivers/mtd/nand/nand_base.c
> @@ -2853,7 +2853,6 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip,
> chip->read_byte(mtd) != 'F' || chip->read_byte(mtd) != 'I')
> return 0;
>
> - pr_info("ONFI flash detected\n");
> chip->cmdfunc(mtd, NAND_CMD_PARAM, 0, -1);
> for (i = 0; i< 3; i++) {
> chip->read_buf(mtd, (uint8_t *)p, sizeof(*p));
> @@ -2903,6 +2902,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip,
> chip->options |= (NAND_NO_READRDY |
> NAND_NO_AUTOINCR)& NAND_CHIPOPTIONS_MSK;
>
> + pr_info("ONFI flash detected\n");
> return 1;
> }
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] mtd : change the location of the ONFI detected log
2012-02-17 3:22 [PATCH] mtd : change the location of the ONFI detected log Huang Shijie
2012-02-17 8:47 ` Florian Fainelli
@ 2012-02-18 5:46 ` Brian Norris
2012-02-29 15:08 ` Bityutskiy, Artem
2 siblings, 0 replies; 4+ messages in thread
From: Brian Norris @ 2012-02-18 5:46 UTC (permalink / raw)
To: linux-arm-kernel
On Thu, Feb 16, 2012 at 7:22 PM, Huang Shijie <b32955@freescale.com> wrote:
> Some strange nand chip(such as Hynix H27UBG8T2A) can pass the `ONFI` signature
> check. So the log can be printed out even it is not an ONFI nand indeed.
>
> Change this log to the end of the function. Print out the log only when we
> really detect an ONFI nand.
>
> Signed-off-by: Huang Shijie <b32955@freescale.com>
Acked-by: Brian Norris <computersforpeace@gmail.com>
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] mtd : change the location of the ONFI detected log
2012-02-17 3:22 [PATCH] mtd : change the location of the ONFI detected log Huang Shijie
2012-02-17 8:47 ` Florian Fainelli
2012-02-18 5:46 ` Brian Norris
@ 2012-02-29 15:08 ` Bityutskiy, Artem
2 siblings, 0 replies; 4+ messages in thread
From: Bityutskiy, Artem @ 2012-02-29 15:08 UTC (permalink / raw)
To: linux-arm-kernel
On Fri, 2012-02-17 at 11:22 +0800, Huang Shijie wrote:
> Some strange nand chip(such as Hynix H27UBG8T2A) can pass the `ONFI` signature
> check. So the log can be printed out even it is not an ONFI nand indeed.
>
> Change this log to the end of the function. Print out the log only when we
> really detect an ONFI nand.
>
> Signed-off-by: Huang Shijie <b32955@freescale.com>
Pushed to l2-mtd.git, thanks!
--
Best Regards,
Artem Bityutskiy
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2012-02-17 3:22 [PATCH] mtd : change the location of the ONFI detected log Huang Shijie
2012-02-17 8:47 ` Florian Fainelli
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2012-02-29 15:08 ` Bityutskiy, Artem
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