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Re: [GIT PULL] On-demand device probing

From "Rafael J. Wysocki" <rjw@rjwysocki.net>
Newsgroups linux.kernel
Subject Re: [GIT PULL] On-demand device probing
Date 2015-10-21 01:10 +0200
Message-ID <qlOcy-1rd-35@gated-at.bofh.it> (permalink)
References <qlHXt-Cg-29@gated-at.bofh.it> <qlIJQ-1Ol-1@gated-at.bofh.it> <qlKVk-4Vm-3@gated-at.bofh.it>
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On Tuesday, October 20, 2015 08:35:28 PM Mark Brown wrote:
> 
> --7fVr/IRGAG9sAW4J
> Content-Type: text/plain; charset=us-ascii
> Content-Disposition: inline
> Content-Transfer-Encoding: quoted-printable
> 
> On Tue, Oct 20, 2015 at 01:14:46PM -0400, Alan Stern wrote:
> > On Tue, 20 Oct 2015, Tomeu Vizoso wrote:
> 
> > > This iteration of the series would make this quite easy, as
> > > dependencies are calculated before probes are attempted:
> 
> > > https://lkml.org/lkml/2015/6/17/311
> 
> > But what Rafael is proposing is quite general; it would apply to _all_
> > dependencies as opposed to just those present in DT drivers or those=20
> > affecting platform_devices.
> 
> We'll still need most of the DT bits that are there at the minute (the
> ones strewn around the subsystems) AFAICT since it's at the point where
> we parse the DT and work out what the dependencies are which we probably
> want to do prior to getting the drivers up and will be different for
> ACPI.  I think the level of DT dependency here looks a lot larger than
> it actually is due to the fact that a lot of what's being modified is DT
> parsing code.

Right, something will have to register the dependency, or a "link" between
devices, with the core once we find out that the dependency is there.

Thanks,
Rafael

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Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-18 21:40 +0200
  Re: [GIT PULL] On-demand device probing Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-10-18 21:40 +0200
    Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-18 22:00 +0200
      Re: [GIT PULL] On-demand device probing David Woodhouse <dwmw2@infradead.org> - 2015-10-19 11:50 +0200
        Re: [GIT PULL] On-demand device probing Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-19 12:00 +0200
        Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-19 13:10 +0200
        Re: [GIT PULL] On-demand device probing Rob Herring <robh+dt@kernel.org> - 2015-10-19 14:40 +0200
          Re: [GIT PULL] On-demand device probing David Woodhouse <dwmw2@infradead.org> - 2015-10-19 14:50 +0200
            Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-19 17:00 +0200
              Re: [GIT PULL] On-demand device probing David Woodhouse <dwmw2@infradead.org> - 2015-10-19 17:40 +0200
                Re: [GIT PULL] On-demand device probing Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-19 17:50 +0200
                Re: [GIT PULL] On-demand device probing Uwe Kleine-König   <u.kleine-koenig@pengutronix.de> - 2015-10-19 20:30 +0200
                Re: [GIT PULL] On-demand device probing Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-19 20:50 +0200
                Re: [GIT PULL] On-demand device probing Alexandre Courbot <gnurou@gmail.com> - 2015-10-20 01:50 +0200
                Re: gpiod API considerations [Was: [GIT PULL] On-demand device  probing] Uwe Kleine-König   <u.kleine-koenig@pengutronix.de> - 2015-10-20 09:20 +0200
                Re: [GIT PULL] On-demand device probing David Woodhouse <dwmw2@infradead.org> - 2015-10-20 13:20 +0200
                Re: [GIT PULL] On-demand device probing Rob Herring <robh+dt@kernel.org> - 2015-10-19 18:00 +0200
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-19 23:20 +0200
                Re: [GIT PULL] On-demand device probing Rob Herring <robh@kernel.org> - 2015-10-20 01:00 +0200
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-20 09:30 +0200
                Re: [GIT PULL] On-demand device probing Rob Herring <robh@kernel.org> - 2015-10-20 16:20 +0200
                Re: [GIT PULL] On-demand device probing Alan Stern <stern@rowland.harvard.edu> - 2015-10-20 16:50 +0200
                Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-20 17:40 +0200
                Re: [GIT PULL] On-demand device probing Alan Stern <stern@rowland.harvard.edu> - 2015-10-20 18:10 +0200
                Re: [GIT PULL] On-demand device probing Tomeu Vizoso <tomeu.vizoso@collabora.com> - 2015-10-20 18:30 +0200
                Re: [GIT PULL] On-demand device probing Alan Stern <stern@rowland.harvard.edu> - 2015-10-20 19:20 +0200
                Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-20 21:40 +0200
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-21 01:10 +0200
                Re: [GIT PULL] On-demand device probing Jean-Francois Moine <moinejf@free.fr> - 2015-10-21 08:20 +0200
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-22 02:30 +0200
                Re: [GIT PULL] On-demand device probing Tomeu Vizoso <tomeu.vizoso@collabora.com> - 2015-10-22 11:20 +0200
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-27 05:40 +0100
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-21 01:10 +0200
                Re: [GIT PULL] On-demand device probing Geert Uytterhoeven <geert@linux-m68k.org> - 2015-10-21 11:00 +0200
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-22 01:20 +0200
                Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-19 18:10 +0200
      Re: [GIT PULL] On-demand device probing Tomeu Vizoso <tomeu.vizoso@collabora.com> - 2015-10-19 14:40 +0200
        Re: [GIT PULL] On-demand device probing Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-19 15:20 +0200
          Re: [GIT PULL] On-demand device probing Tomeu Vizoso <tomeu.vizoso@collabora.com> - 2015-10-19 16:20 +0200
            Re: [GIT PULL] On-demand device probing Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-19 16:40 +0200
              Re: [GIT PULL] On-demand device probing Tomeu Vizoso <tomeu.vizoso@collabora.com> - 2015-10-19 17:10 +0200
                Re: [GIT PULL] On-demand device probing Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-19 17:40 +0200
                Re: [GIT PULL] On-demand device probing Geert Uytterhoeven <geert@linux-m68k.org> - 2015-10-19 18:30 +0200
                Re: [GIT PULL] On-demand device probing Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-19 18:50 +0200
                Re: Alternative approach to solve the deferred probe (was: [GIT  PULL] On-demand device probing) Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-20 17:50 +0200
                Re: Alternative approach to solve the deferred probe Frank Rowand <frowand.list@gmail.com> - 2015-10-21 06:00 +0200
                Re: Alternative approach to solve the deferred probe Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-21 10:20 +0200
                Re: Alternative approach to solve the deferred probe Frank Rowand <frowand.list@gmail.com> - 2015-10-21 17:40 +0200
                Re: Alternative approach to solve the deferred probe Grygorii Strashko <grygorii.strashko@ti.com> - 2015-10-21 19:00 +0200
                Re: Alternative approach to solve the deferred probe Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-21 19:30 +0200
                Re: Alternative approach to solve the deferred probe Grygorii Strashko <grygorii.strashko@ti.com> - 2015-10-21 20:20 +0200
                Re: Alternative approach to solve the deferred probe Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-21 20:30 +0200
                Re: Alternative approach to solve the deferred probe Grygorii Strashko <grygorii.strashko@ti.com> - 2015-10-22 17:20 +0200
                Re: Alternative approach to solve the deferred probe Frank Rowand <frowand.list@gmail.com> - 2015-10-21 20:10 +0200
                Re: Alternative approach to solve the deferred probe Grygorii Strashko <grygorii.strashko@ti.com> - 2015-10-21 20:40 +0200
                Re: Alternative approach to solve the deferred probe Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-21 22:40 +0200
                Re: Alternative approach to solve the deferred probe Frank Rowand <frowand.list@gmail.com> - 2015-10-22 02:10 +0200
                Re: Alternative approach to solve the deferred probe (was: [GIT  PULL] On-demand device probing) Mark Brown <broonie@kernel.org> - 2015-10-23 01:40 +0200
        Re: [GIT PULL] On-demand device probing Frank Rowand <frowand.list@gmail.com> - 2015-10-21 18:10 +0200
          Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-21 18:30 +0200
            Re: [GIT PULL] On-demand device probing Frank Rowand <frowand.list@gmail.com> - 2015-10-21 20:30 +0200
              Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-21 23:10 +0200
              Re: [GIT PULL] On-demand device probing Rob Herring <robh+dt@kernel.org> - 2015-10-21 23:20 +0200
                Re: [GIT PULL] On-demand device probing Frank Rowand <frowand.list@gmail.com> - 2015-10-22 00:00 +0200
                Re: [GIT PULL] On-demand device probing Tomeu Vizoso <tomeu.vizoso@collabora.com> - 2015-10-22 11:10 +0200
                Re: [GIT PULL] On-demand device probing Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-10-22 16:40 +0200
                Re: [GIT PULL] On-demand device probing Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-10-22 16:50 +0200
                Re: [GIT PULL] On-demand device probing Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-22 17:10 +0200
                Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-23 01:40 +0200
                Re: [GIT PULL] On-demand device probing Frank Rowand <frowand.list@gmail.com> - 2015-10-22 21:00 +0200
                Re: [GIT PULL] On-demand device probing Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-10-22 21:30 +0200
                Re: [GIT PULL] On-demand device probing Tim Bird <tim.bird@sonymobile.com> - 2015-10-23 17:50 +0200
                Re: [GIT PULL] On-demand device probing Rob Herring <robh+dt@kernel.org> - 2015-10-23 18:40 +0200
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-24 15:50 +0200
                Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-25 00:10 +0200
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rafael@kernel.org> - 2015-10-25 15:00 +0100
                Re: [GIT PULL] On-demand device probing Mark Brown <broonie@kernel.org> - 2015-10-26 02:20 +0100
                Re: [GIT PULL] On-demand device probing Michael Turquette <mturquette@baylibre.com> - 2015-10-26 12:00 +0100
                Re: [GIT PULL] On-demand device probing Tomeu Vizoso <tomeu.vizoso@collabora.com> - 2015-10-26 14:00 +0100
                Re: [GIT PULL] On-demand device probing "Rafael J. Wysocki" <rafael@kernel.org> - 2015-10-27 00:40 +0100
                Re: [GIT PULL] On-demand device probing "Andrew F. Davis" <afd@ti.com> - 2015-10-25 20:50 +0100
                Re: [GIT PULL] On-demand device probing Geert Uytterhoeven <geert@linux-m68k.org> - 2015-10-24 20:00 +0200

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