From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: Eduardo Valentin <eduardo.valentin@ti.com>
Cc: Russell King <linux@arm.linux.org.uk>,
Aaro Koskinen <aaro.koskinen@iki.fi>,
tony@atomide.com, linux-kernel@vger.kernel.org,
linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [RESEND][PATCH 1/3] arm: dts: introduce config HAS_BANDGAP
Date: Mon, 6 May 2013 18:36:51 -0600 [thread overview]
Message-ID: <20130507003651.GA26035@obsidianresearch.com> (raw)
In-Reply-To: <51884971.9050508@ti.com>
On Mon, May 06, 2013 at 08:23:13PM -0400, Eduardo Valentin wrote:
> > I get the impression it is desired to minimize driver kconfig
> > dependencies to the minimum required to compile to increase build
> > testing coverage, so maybe it would be appropriate to drop this
> > entirely?
> Well, it is also desired to compile things to the correct target
> right?
There is some of that too..
But broadly the direction seems that drivers should have minimal
dependencies so, eg, the thermal maintainer compiling for x86 should
be able to compile test/static analyze your driver..
> Thats the idea behind this config option. It follows the same design as
> CONFIG_ARCH_HAS_CPUFREQ, for instance.
That is entirely contained inside arch/arm and doesn't involve
drivers.
Jason
WARNING: multiple messages have this Message-ID (diff)
From: jgunthorpe@obsidianresearch.com (Jason Gunthorpe)
To: linux-arm-kernel@lists.infradead.org
Subject: [RESEND][PATCH 1/3] arm: dts: introduce config HAS_BANDGAP
Date: Mon, 6 May 2013 18:36:51 -0600 [thread overview]
Message-ID: <20130507003651.GA26035@obsidianresearch.com> (raw)
In-Reply-To: <51884971.9050508@ti.com>
On Mon, May 06, 2013 at 08:23:13PM -0400, Eduardo Valentin wrote:
> > I get the impression it is desired to minimize driver kconfig
> > dependencies to the minimum required to compile to increase build
> > testing coverage, so maybe it would be appropriate to drop this
> > entirely?
> Well, it is also desired to compile things to the correct target
> right?
There is some of that too..
But broadly the direction seems that drivers should have minimal
dependencies so, eg, the thermal maintainer compiling for x86 should
be able to compile test/static analyze your driver..
> Thats the idea behind this config option. It follows the same design as
> CONFIG_ARCH_HAS_CPUFREQ, for instance.
That is entirely contained inside arch/arm and doesn't involve
drivers.
Jason
WARNING: multiple messages have this Message-ID (diff)
From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: Eduardo Valentin <eduardo.valentin@ti.com>
Cc: Aaro Koskinen <aaro.koskinen@iki.fi>,
tony@atomide.com, linux-omap@vger.kernel.org,
Russell King <linux@arm.linux.org.uk>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [RESEND][PATCH 1/3] arm: dts: introduce config HAS_BANDGAP
Date: Mon, 6 May 2013 18:36:51 -0600 [thread overview]
Message-ID: <20130507003651.GA26035@obsidianresearch.com> (raw)
In-Reply-To: <51884971.9050508@ti.com>
On Mon, May 06, 2013 at 08:23:13PM -0400, Eduardo Valentin wrote:
> > I get the impression it is desired to minimize driver kconfig
> > dependencies to the minimum required to compile to increase build
> > testing coverage, so maybe it would be appropriate to drop this
> > entirely?
> Well, it is also desired to compile things to the correct target
> right?
There is some of that too..
But broadly the direction seems that drivers should have minimal
dependencies so, eg, the thermal maintainer compiling for x86 should
be able to compile test/static analyze your driver..
> Thats the idea behind this config option. It follows the same design as
> CONFIG_ARCH_HAS_CPUFREQ, for instance.
That is entirely contained inside arch/arm and doesn't involve
drivers.
Jason
next prev parent reply other threads:[~2013-05-07 0:36 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-06 21:00 [RESEND][PATCH 0/3] arm: enable TI SoC thermal driver Eduardo Valentin
2013-05-06 21:00 ` [RESEND][PATCH 1/3] arm: dts: introduce config HAS_BANDGAP Eduardo Valentin
2013-05-06 21:00 ` Eduardo Valentin
2013-05-06 21:00 ` Eduardo Valentin
2013-05-06 21:31 ` Stephen Warren
2013-05-06 21:31 ` Stephen Warren
2013-05-07 0:20 ` Eduardo Valentin
2013-05-07 0:20 ` Eduardo Valentin
2013-05-07 0:20 ` Eduardo Valentin
2013-05-06 21:34 ` Aaro Koskinen
2013-05-06 21:34 ` Aaro Koskinen
2013-05-06 22:36 ` Jason Gunthorpe
2013-05-06 22:36 ` Jason Gunthorpe
2013-05-07 0:23 ` Eduardo Valentin
2013-05-07 0:23 ` Eduardo Valentin
2013-05-07 0:23 ` Eduardo Valentin
2013-05-07 0:36 ` Jason Gunthorpe [this message]
2013-05-07 0:36 ` Jason Gunthorpe
2013-05-07 0:36 ` Jason Gunthorpe
2013-05-07 13:15 ` Eduardo Valentin
2013-05-07 13:15 ` Eduardo Valentin
2013-05-07 13:15 ` Eduardo Valentin
2013-05-07 18:27 ` Jason Gunthorpe
2013-05-07 18:27 ` Jason Gunthorpe
2013-05-07 19:06 ` Aaro Koskinen
2013-05-07 19:06 ` Aaro Koskinen
2013-05-08 6:04 ` Tomi Valkeinen
2013-05-08 6:04 ` Tomi Valkeinen
2013-05-08 6:04 ` Tomi Valkeinen
2013-05-06 22:40 ` Eduardo Valentin
2013-05-06 22:40 ` Eduardo Valentin
2013-05-06 22:40 ` Eduardo Valentin
2013-05-06 21:00 ` [RESEND][PATCH 2/3] arm: dts: add bandgap entry for OMAP443x devices Eduardo Valentin
2013-05-06 21:00 ` Eduardo Valentin
2013-05-06 21:00 ` Eduardo Valentin
2013-05-06 21:00 ` [RESEND][PATCH 3/3] arm: add bandgap entry for OMAP4460 devices Eduardo Valentin
2013-05-06 21:00 ` Eduardo Valentin
2013-05-06 21:00 ` Eduardo Valentin
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