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From: Arnd Bergmann <arnd@arndb.de>
To: "Gupta, Pekon" <pekon@ti.com>
Cc: Tony Lindgren <tony@atomide.com>,
	"Mohammed, Afzal" <afzal@ti.com>,
	Artem Bityutskiy <artem.bityutskiy@linux.intel.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
	Russell King <rmk+kernel@arm.linux.org.uk>,
	David Woodhouse <dwmw2@infradead.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 21/21] mtd: omap2: allow bulding as a module
Date: Mon, 29 Apr 2013 15:34:10 +0200	[thread overview]
Message-ID: <201304291534.10539.arnd@arndb.de> (raw)
In-Reply-To: <20980858CB6D3A4BAE95CA194937D5E73E9BCFAE@DBDE04.ent.ti.com>

On Wednesday 24 April 2013, Gupta, Pekon wrote:
> [Pekon]: 
> ELM module is required in for Hardware based ECC correction for 
> NAND devices. And this driver has a very small foot-print.
> 
> The only cases this drives would not be used are:
> (a) Using S/W based ECC scheme, which have vey high CPU utilization
> (b) Using single bit ECC scheme, which are becoming obsolete due to
>  increasing NAND densities.
> For most of the cases ELM module will be used with nand-driver. So
> there should be no harm in having this module as built-in, if not used
> in 10% of the use-cases.
> 
> Thus I think it's better to keep this module tied to GPMC module, 
> rather than independent control via KConfig.
> And user should just selects which ECC scheme he would like to
> use via DT, without worrying about KConfig options.

Sorry, I'm lost here and have no idea what you are actually suggesting
we do. Can you phrase that as a patch?

Unless you come up with a better solution, I would still like to queue
up my patch since it fixes an annoying bug and seems to have no downsides.
 
> I'm working in cleaning up omap2-nand driver to remove some 
> redundancies. So would like to know your feedback on same..

Sure, just Cc me on your patches.

	Arnd

      reply	other threads:[~2013-04-29 13:34 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-23 16:30 [PATCH 00/21] ARM build fixes for 3.10 Arnd Bergmann
2013-04-23 16:30 ` [PATCH 01/21] Turn off -Wmaybe-uninitialized when building with -Os Arnd Bergmann
2013-04-23 16:30 ` [PATCH 02/21] ARM: compressed/head.S: work around new binutils warning Arnd Bergmann
2013-04-23 16:30 ` [PATCH 03/21] ARM: use optimized do_div only for EABI Arnd Bergmann
2013-04-23 16:30 ` [PATCH 04/21] ARM: kvm: define KVM_ARM_MAX_VCPUS unconditionally Arnd Bergmann
2013-04-23 17:29   ` Christoffer Dall
2013-04-23 17:32     ` Christoffer Dall
2013-04-23 16:30 ` [PATCH 05/21] ARM: OMAP2+: add dependencies on ARCH_MULTI_V6/V7 Arnd Bergmann
2013-04-23 18:01   ` Tony Lindgren
2013-04-23 19:31     ` Arnd Bergmann
2013-04-23 16:30 ` [PATCH 06/21] ARM: tegra: call cpu_do_idle from C code Arnd Bergmann
2013-04-24  2:55   ` Joseph Lo
2013-04-23 16:30 ` [PATCH 07/21] ARM: tegra: unify tegra_idle_device definitions Arnd Bergmann
2013-04-23 16:56   ` Daniel Lezcano
2013-04-23 18:57     ` Arnd Bergmann
2013-04-23 22:04       ` Daniel Lezcano
2013-04-24  2:56         ` Joseph Lo
2013-04-23 16:30 ` [PATCH 08/21] ASoC: ux500: forward declare msp_i2s_platform_data Arnd Bergmann
2013-04-23 18:25   ` Mark Brown
2013-04-23 16:30 ` [PATCH 09/21] spi/sirf: fix MODULE_DEVICE_TABLE Arnd Bergmann
2013-04-23 18:27   ` Mark Brown
2013-04-23 16:30 ` [PATCH 10/21] ssb: fix alignment of struct bcma_device_id Arnd Bergmann
2013-04-23 16:30 ` [PATCH 11/21] drm/tilcdc: use only a single module device table Arnd Bergmann
2013-04-25 17:39   ` Rob Clark
2013-04-23 16:30 ` [PATCH 12/21] mmc: sdhci-tegra: fix MODULE_DEVICE_TABLE Arnd Bergmann
2013-04-23 16:46   ` Chris Ball
2013-04-23 18:55     ` Arnd Bergmann
2013-04-23 19:07       ` Chris Ball
2013-04-23 16:30 ` [PATCH 13/21] misc: mark spear13xx-pcie-gadget as broken Arnd Bergmann
2013-04-24  3:20   ` Viresh Kumar
2013-04-23 16:30 ` [PATCH 14/21] staging: nvec: allow modular build Arnd Bergmann
2013-04-23 19:21   ` Marc Dietrich
2013-04-23 19:41     ` Arnd Bergmann
2013-04-23 19:55       ` Marc Dietrich
2013-04-23 20:05         ` Greg Kroah-Hartman
2013-04-23 20:14         ` Arnd Bergmann
2013-04-23 20:21           ` Marc Dietrich
2013-04-23 16:30 ` [PATCH 15/21] staging: comedi/dawboard2000: use mdelay for large delays Arnd Bergmann
2013-04-23 16:46   ` H Hartley Sweeten
2013-04-23 16:30 ` [PATCH 16/21] staging/zsmalloc: don't use pgtable-mapping from modules Arnd Bergmann
2013-04-23 16:30 ` [PATCH 17/21] tty/serial/sirf: fix MODULE_DEVICE_TABLE Arnd Bergmann
2013-04-23 16:30 ` [PATCH 18/21] usb: phy: tegra: don't call into tegra-ehci directly Arnd Bergmann
2013-04-23 16:42   ` Alan Stern
2013-04-23 19:02     ` Arnd Bergmann
2013-04-23 17:17   ` Greg Kroah-Hartman
2013-04-23 19:05     ` [PATCH v2] " Arnd Bergmann
2013-04-23 16:30 ` [PATCH 19/21] usb: phy: don't mark usb_bind_phy as __init Arnd Bergmann
2013-04-23 17:17   ` Greg Kroah-Hartman
2013-04-23 19:07     ` [PATCH v2] " Arnd Bergmann
2013-04-23 19:30       ` Felipe Balbi
2013-04-23 19:46         ` Arnd Bergmann
2013-04-23 16:30 ` [PATCH 20/21] MFD: ab8500: export ab8500_gpadc_sw_hw_convert properly Arnd Bergmann
2013-04-26  8:13   ` Linus Walleij
2013-04-26  9:23   ` Samuel Ortiz
2013-04-23 16:30 ` [PATCH 21/21] mtd: omap2: allow bulding as a module Arnd Bergmann
2013-04-23 18:03   ` Tony Lindgren
2013-04-24  5:34     ` Gupta, Pekon
2013-04-29 13:34       ` Arnd Bergmann [this message]

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