From: broonie@opensource.wolfsonmicro.com (Mark Brown)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] i2c: change the id to let the i2c device work
Date: Fri, 12 Oct 2012 17:21:57 +0900 [thread overview]
Message-ID: <20121012082155.GP11726@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <20121012100521.64cb9adb@endymion.delvare>
On Fri, Oct 12, 2012 at 10:05:21AM +0200, Jean Delvare wrote:
> Ah sorry I misread Mark's request. i2c-gpio will turn the platform
> device ID into bus number, it can indeed not be forced through platform
> data. But I don't think any other i2c bus driver allows this either. I
> don't quite see the problem with setting a platform device ID even if
> there's only one instance of the platform device. I have many examples
> of this on my machine:
> Fixed MDIO bus.0
> coretemp.0
> vesafb.0
This is generally bad style; if it's required by APIs we really should
be fixing the APIs to remove this sort of dependency. Aside from the
ugliness it tends to be fragile.
> So please just set the platform device ID to 0 (or whatever i2c adapter
> number you want) and your problem is solved. As you just proposed
> initially, actually :)
Though it *does* need a comprehensible commit message so people can
understand what on earth the change is intended to do.
next prev parent reply other threads:[~2012-10-12 8:21 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-12 2:34 [PATCH] i2c: change the id to let the i2c device work Bo Shen
2012-10-12 4:40 ` Mark Brown
2012-10-12 4:57 ` Bo Shen
2012-10-12 5:14 ` Mark Brown
2012-10-12 5:45 ` Bo Shen
2012-10-12 5:53 ` Mark Brown
2012-10-12 6:42 ` Bo Shen
2012-10-12 7:14 ` Jean Delvare
2012-10-12 7:55 ` Bo Shen
2012-10-12 8:05 ` Jean Delvare
2012-10-12 8:21 ` Mark Brown [this message]
2012-10-12 9:02 ` Bo Shen
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