* [PATCH] mtd: atmel_nand: don't map the ROM table if no pmecc table offset in DT
@ 2015-04-02 6:13 Josh Wu
2015-04-02 9:08 ` Nicolas Ferre
2015-04-06 1:00 ` Brian Norris
0 siblings, 2 replies; 3+ messages in thread
From: Josh Wu @ 2015-04-02 6:13 UTC (permalink / raw)
To: linux-arm-kernel
if atmel,pmecc-lookup-table-offset is not found in DT node, we don't
need to map the ROM table as we will build a runtime gf table anyway.
Reported-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Josh Wu <josh.wu@atmel.com>
---
drivers/mtd/nand/atmel_nand.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 0361c19..46010bd 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -1204,14 +1204,14 @@ static int atmel_pmecc_nand_init_params(struct platform_device *pdev,
goto err;
}
- regs_rom = platform_get_resource(pdev, IORESOURCE_MEM, 3);
- host->pmecc_rom_base = devm_ioremap_resource(&pdev->dev, regs_rom);
- if (IS_ERR(host->pmecc_rom_base)) {
- if (!host->has_no_lookup_table)
- /* Don't display the information again */
+ if (!host->has_no_lookup_table) {
+ regs_rom = platform_get_resource(pdev, IORESOURCE_MEM, 3);
+ host->pmecc_rom_base = devm_ioremap_resource(&pdev->dev,
+ regs_rom);
+ if (IS_ERR(host->pmecc_rom_base)) {
dev_err(host->dev, "Can not get I/O resource for ROM, will build a lookup table in runtime!\n");
-
- host->has_no_lookup_table = true;
+ host->has_no_lookup_table = true;
+ }
}
if (host->has_no_lookup_table) {
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH] mtd: atmel_nand: don't map the ROM table if no pmecc table offset in DT
2015-04-02 6:13 [PATCH] mtd: atmel_nand: don't map the ROM table if no pmecc table offset in DT Josh Wu
@ 2015-04-02 9:08 ` Nicolas Ferre
2015-04-06 1:00 ` Brian Norris
1 sibling, 0 replies; 3+ messages in thread
From: Nicolas Ferre @ 2015-04-02 9:08 UTC (permalink / raw)
To: linux-arm-kernel
Le 02/04/2015 08:13, Josh Wu a ?crit :
> if atmel,pmecc-lookup-table-offset is not found in DT node, we don't
> need to map the ROM table as we will build a runtime gf table anyway.
>
> Reported-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Seems good:
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
> Signed-off-by: Josh Wu <josh.wu@atmel.com>
> ---
>
> drivers/mtd/nand/atmel_nand.c | 14 +++++++-------
> 1 file changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
> index 0361c19..46010bd 100644
> --- a/drivers/mtd/nand/atmel_nand.c
> +++ b/drivers/mtd/nand/atmel_nand.c
> @@ -1204,14 +1204,14 @@ static int atmel_pmecc_nand_init_params(struct platform_device *pdev,
> goto err;
> }
>
> - regs_rom = platform_get_resource(pdev, IORESOURCE_MEM, 3);
> - host->pmecc_rom_base = devm_ioremap_resource(&pdev->dev, regs_rom);
> - if (IS_ERR(host->pmecc_rom_base)) {
> - if (!host->has_no_lookup_table)
> - /* Don't display the information again */
> + if (!host->has_no_lookup_table) {
> + regs_rom = platform_get_resource(pdev, IORESOURCE_MEM, 3);
> + host->pmecc_rom_base = devm_ioremap_resource(&pdev->dev,
> + regs_rom);
> + if (IS_ERR(host->pmecc_rom_base)) {
> dev_err(host->dev, "Can not get I/O resource for ROM, will build a lookup table in runtime!\n");
> -
> - host->has_no_lookup_table = true;
> + host->has_no_lookup_table = true;
> + }
> }
>
> if (host->has_no_lookup_table) {
>
--
Nicolas Ferre
^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH] mtd: atmel_nand: don't map the ROM table if no pmecc table offset in DT
2015-04-02 6:13 [PATCH] mtd: atmel_nand: don't map the ROM table if no pmecc table offset in DT Josh Wu
2015-04-02 9:08 ` Nicolas Ferre
@ 2015-04-06 1:00 ` Brian Norris
1 sibling, 0 replies; 3+ messages in thread
From: Brian Norris @ 2015-04-06 1:00 UTC (permalink / raw)
To: linux-arm-kernel
On Thu, Apr 02, 2015 at 02:13:47PM +0800, Josh Wu wrote:
> if atmel,pmecc-lookup-table-offset is not found in DT node, we don't
> need to map the ROM table as we will build a runtime gf table anyway.
>
> Reported-by: Nicolas Ferre <nicolas.ferre@atmel.com>
> Signed-off-by: Josh Wu <josh.wu@atmel.com>
Pushed to l2-mtd.git.
Brian
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-04-02 6:13 [PATCH] mtd: atmel_nand: don't map the ROM table if no pmecc table offset in DT Josh Wu
2015-04-02 9:08 ` Nicolas Ferre
2015-04-06 1:00 ` Brian Norris
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