linux-kernel - Re: [PATCH 1/2 v2] ARM: Fix gen_nand probe structures contents

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Date:	Thu, 12 Aug 2010 04:57:25 +0200
From:	Marek Vasut <marek.vasut@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	linux-arm-kernel@...ts.infradead.org, linux@....linux.org.uk,
	nico@...xnic.net, kernel@...tstofly.org, kernel@...gutronix.de,
	u.kleine-koenig@...gutronix.de, kaloz@...nwrt.org, khc@...waw.pl,
	tj@...nel.org, gregkh@...e.de, stable-review@...nel.org,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, Artem.Bityutskiy@...ia.com,
	David.Woodhouse@...el.com, ralf@...ux-mips.org, vapier@...too.org,
	michael.hennerich@...log.com, barry.song@...log.com,
	sonic.zhang@...log.com, cliff.cai@...log.com,
	uclinux-dist-devel@...ckfin.uclinux.org, yakovenkov@...il.com,
	w.sang@...gutronix.de
Subject: Re: [PATCH 1/2 v2] ARM: Fix gen_nand probe structures contents

Dne Čt 12. srpna 2010 04:53:54 Marek Vasut napsal(a):
> These three platforms didn't properly fill nr_chips in gen_nand
> registration and therefore depended on gen_nand bug fixed by the following
> patch:
> 

NOTE for bfin guys: I'm slightly concerned about overall code quality on the 
BFIN architecture. Maybe someone should run it through checkpatch or something.

> "mtd: gen_nand: fix support for multiple chips"
> 
> Signed-off-by: Marek Vasut <marek.vasut@...il.com>
> ---
> v2: Added other broken boards outside arch-arm (mips and bfin)
> v1: Initial patch
> 
>  arch/arm/mach-ixp4xx/ixdp425-setup.c      |    1 +
>  arch/arm/mach-mx3/mach-qong.c             |    1 +
>  arch/arm/mach-orion5x/ts78xx-setup.c      |    1 +
>  arch/blackfin/mach-bf537/boards/stamp.c   |    1 +
>  arch/blackfin/mach-bf561/boards/acvilon.c |    1 +
>  arch/mips/nxp/pnx833x/common/platform.c   |    1 +
>  6 files changed, 6 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c
> b/arch/arm/mach-ixp4xx/ixdp425-setup.c index 827cbc4..ea9ee4e 100644
> --- a/arch/arm/mach-ixp4xx/ixdp425-setup.c
> +++ b/arch/arm/mach-ixp4xx/ixdp425-setup.c
> @@ -100,6 +100,7 @@ ixdp425_flash_nand_cmd_ctrl(struct mtd_info *mtd, int
> cmd, unsigned int ctrl)
> 
>  static struct platform_nand_data ixdp425_flash_nand_data = {
>  	.chip = {
> +		.nr_chips		= 1,
>  		.chip_delay		= 30,
>  		.options		= NAND_NO_AUTOINCR,
>  #ifdef CONFIG_MTD_PARTITIONS
> diff --git a/arch/arm/mach-mx3/mach-qong.c b/arch/arm/mach-mx3/mach-qong.c
> index e5b5b83..1f9363f 100644
> --- a/arch/arm/mach-mx3/mach-qong.c
> +++ b/arch/arm/mach-mx3/mach-qong.c
> @@ -169,6 +169,7 @@ static void qong_nand_select_chip(struct mtd_info *mtd,
> int chip)
> 
>  static struct platform_nand_data qong_nand_data = {
>  	.chip = {
> +		.nr_chips		= 1,
>  		.chip_delay		= 20,
>  		.options		= 0,
>  	},
> diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c
> b/arch/arm/mach-orion5x/ts78xx-setup.c index 5041d1b..696b1a9 100644
> --- a/arch/arm/mach-orion5x/ts78xx-setup.c
> +++ b/arch/arm/mach-orion5x/ts78xx-setup.c
> @@ -216,6 +216,7 @@ static struct mtd_partition ts78xx_ts_nand_parts[] = {
> 
>  static struct platform_nand_data ts78xx_ts_nand_data = {
>  	.chip	= {
> +		.nr_chips		= 1,
>  		.part_probe_types	= ts_nand_part_probes,
>  		.partitions		= ts78xx_ts_nand_parts,
>  		.nr_partitions		= ARRAY_SIZE(ts78xx_ts_nand_parts),
> diff --git a/arch/blackfin/mach-bf537/boards/stamp.c
> b/arch/blackfin/mach-bf537/boards/stamp.c index 9eaf5b0..68a27bc 100644
> --- a/arch/blackfin/mach-bf537/boards/stamp.c
> +++ b/arch/blackfin/mach-bf537/boards/stamp.c
> @@ -400,6 +400,7 @@ static int bfin_plat_nand_dev_ready(struct mtd_info
> *mtd)
> 
>  static struct platform_nand_data bfin_plat_nand_data = {
>  	.chip = {
> +		.nr_chips = 1,
>  		.chip_delay = 30,
>  #ifdef CONFIG_MTD_PARTITIONS
>  		.part_probe_types = part_probes,
> diff --git a/arch/blackfin/mach-bf561/boards/acvilon.c
> b/arch/blackfin/mach-bf561/boards/acvilon.c index bfcfa86..35b6d12 100644
> --- a/arch/blackfin/mach-bf561/boards/acvilon.c
> +++ b/arch/blackfin/mach-bf561/boards/acvilon.c
> @@ -284,6 +284,7 @@ static int bfin_plat_nand_dev_ready(struct mtd_info
> *mtd)
> 
>  static struct platform_nand_data bfin_plat_nand_data = {
>  	.chip = {
> +		 .nr_chips = 1,
>  		 .chip_delay = 30,
>  #ifdef CONFIG_MTD_PARTITIONS
>  		 .part_probe_types = part_probes,
> diff --git a/arch/mips/nxp/pnx833x/common/platform.c
> b/arch/mips/nxp/pnx833x/common/platform.c index 01f8345..ce45df1 100644
> --- a/arch/mips/nxp/pnx833x/common/platform.c
> +++ b/arch/mips/nxp/pnx833x/common/platform.c
> @@ -266,6 +266,7 @@ pnx833x_flash_nand_cmd_ctrl(struct mtd_info *mtd, int
> cmd, unsigned int ctrl)
> 
>  static struct platform_nand_data pnx833x_flash_nand_data = {
>  	.chip = {
> +		.nr_chips		= 1,
>  		.chip_delay		= 25,
>  		.part_probe_types 	= part_probes,
>  	},
--
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