From: gregkh@linuxfoundation.org (Greg Kroah-Hartman)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] misc: atmel_pwm: add deferred-probing support
Date: Wed, 30 Oct 2013 06:24:32 -0700 [thread overview]
Message-ID: <20131030132432.GB30447@kroah.com> (raw)
In-Reply-To: <20131030112551.GB29813@localhost>
On Wed, Oct 30, 2013 at 12:25:51PM +0100, Johan Hovold wrote:
> On Tue, Oct 22, 2013 at 06:32:39PM +0200, Johan Hovold wrote:
> > Two drivers (atmel-pwm-bl and leds-atmel-pwm) currently depend on the
> > atmel_pwm driver to have bound to any pwm-device before their devices
> > are probed.
> >
> > Support deferred probing of such devices by making sure to return
> > -EPROBE_DEFER from pwm_channel_alloc when no pwm-device has yet been
> > bound.
> >
> > Signed-off-by: Johan Hovold <jhovold@gmail.com>
>
> This patch, 5c6d6fd1 ("misc: atmel_pwm: add deferred-probing support"),
> and 9d3fde86 ("backlight: atmel-pwm-bl: fix deferred probe from __init")
> in linux-next should probably be considered for inclusion in stable.
>
> Without them the atmel-pwm-bl driver may always fail to probe depending
> on link order.
Ok, I'll watch this for when it hits Linus's tree, thanks for letting me
know.
greg k-h
WARNING: multiple messages have this Message-ID (diff)
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Johan Hovold <jhovold@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
linux-kernel@vger.kernel.org,
Nicolas Ferre <nicolas.ferre@atmel.com>,
linux-arm-kernel@lists.infradead.org, stable@vger.kernel.org
Subject: Re: [PATCH 1/2] misc: atmel_pwm: add deferred-probing support
Date: Wed, 30 Oct 2013 06:24:32 -0700 [thread overview]
Message-ID: <20131030132432.GB30447@kroah.com> (raw)
In-Reply-To: <20131030112551.GB29813@localhost>
On Wed, Oct 30, 2013 at 12:25:51PM +0100, Johan Hovold wrote:
> On Tue, Oct 22, 2013 at 06:32:39PM +0200, Johan Hovold wrote:
> > Two drivers (atmel-pwm-bl and leds-atmel-pwm) currently depend on the
> > atmel_pwm driver to have bound to any pwm-device before their devices
> > are probed.
> >
> > Support deferred probing of such devices by making sure to return
> > -EPROBE_DEFER from pwm_channel_alloc when no pwm-device has yet been
> > bound.
> >
> > Signed-off-by: Johan Hovold <jhovold@gmail.com>
>
> This patch, 5c6d6fd1 ("misc: atmel_pwm: add deferred-probing support"),
> and 9d3fde86 ("backlight: atmel-pwm-bl: fix deferred probe from __init")
> in linux-next should probably be considered for inclusion in stable.
>
> Without them the atmel-pwm-bl driver may always fail to probe depending
> on link order.
Ok, I'll watch this for when it hits Linus's tree, thanks for letting me
know.
greg k-h
next prev parent reply other threads:[~2013-10-30 13:24 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-22 16:32 [PATCH 0/2] misc: atmel_pwm: fix probe dependencies Johan Hovold
2013-10-22 16:32 ` Johan Hovold
2013-10-22 16:32 ` [PATCH 1/2] misc: atmel_pwm: add deferred-probing support Johan Hovold
2013-10-22 16:32 ` Johan Hovold
2013-10-30 11:25 ` Johan Hovold
2013-10-30 11:25 ` Johan Hovold
2013-10-30 13:24 ` Greg Kroah-Hartman [this message]
2013-10-30 13:24 ` Greg Kroah-Hartman
2013-10-22 16:32 ` [PATCH 2/2] misc: atmel_pwm: set initcall level to subsys Johan Hovold
2013-10-22 16:32 ` Johan Hovold
2013-10-29 23:22 ` Greg Kroah-Hartman
2013-10-29 23:22 ` Greg Kroah-Hartman
2013-10-30 11:07 ` Johan Hovold
2013-10-30 11:07 ` Johan Hovold
2013-10-30 20:46 ` Arnd Bergmann
2013-10-30 20:46 ` Arnd Bergmann
2013-10-31 1:19 ` Bo Shen
2013-10-31 1:19 ` Bo Shen
2013-10-31 5:30 ` Jean-Christophe PLAGNIOL-VILLARD
2013-10-31 5:30 ` Jean-Christophe PLAGNIOL-VILLARD
2013-10-31 14:07 ` Johan Hovold
2013-10-31 14:07 ` Johan Hovold
2013-10-31 14:01 ` Johan Hovold
2013-10-31 14:01 ` Johan Hovold
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