Re: [RFC PATCH] driver core: make deferring probe forever optional

On Mon, May 14, 2018 at 2:44 PM, Michal Simek wrote: > On 14.5.2018 09:37, Alexander Graf wrote: >> On 05/14/2018 12:01 AM, Linus Walleij wrote: >>> On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: On 05/07/2018 08:31 PM, Bjorn Andersson wrote:

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Mon, May 14, 2018 at 2:44 PM, Michal Simek wrote: > On 14.5.2018 09:37, Alexander Graf wrote: >> On 05/14/2018 12:01 AM, Linus Walleij wrote: >>> On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: On 05/07/2018 08:31 PM, Bjorn Andersson wrote: > Can you please name platform that

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 14.5.2018 09:37, Alexander Graf wrote: > > On 05/14/2018 12:01 AM, Linus Walleij wrote: >> On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: >>> On 05/07/2018 08:31 PM, Bjorn Andersson wrote: Can you please name platform that has enough support for Alexander to

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 14.5.2018 09:37, Alexander Graf wrote: > > On 05/14/2018 12:01 AM, Linus Walleij wrote: >> On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: >>> On 05/07/2018 08:31 PM, Bjorn Andersson wrote: Can you please name platform that has enough support for Alexander to care about

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 05/14/2018 12:01 AM, Linus Walleij wrote: On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: On 05/07/2018 08:31 PM, Bjorn Andersson wrote: Can you please name platform that has enough support for Alexander to care about backwards and forwards compatibility but lacks a

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 05/14/2018 12:01 AM, Linus Walleij wrote: On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: On 05/07/2018 08:31 PM, Bjorn Andersson wrote: Can you please name platform that has enough support for Alexander to care about backwards and forwards compatibility but lacks a pinctrl driver.

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: > On 05/07/2018 08:31 PM, Bjorn Andersson wrote: >> Can you please name platform that has enough support for Alexander to >> care about backwards and forwards compatibility but lacks a pinctrl >> driver. > > ZynqMP is one

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: > On 05/07/2018 08:31 PM, Bjorn Andersson wrote: >> Can you please name platform that has enough support for Alexander to >> care about backwards and forwards compatibility but lacks a pinctrl >> driver. > > ZynqMP is one example that

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 05/08/2018 12:34 AM, Bjorn Andersson wrote: On Mon 07 May 12:55 PDT 2018, Rob Herring wrote: On Mon, May 7, 2018 at 1:31 PM, Bjorn Andersson wrote: On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: Deferred probe will currently wait forever on dependent

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 05/08/2018 12:34 AM, Bjorn Andersson wrote: On Mon 07 May 12:55 PDT 2018, Rob Herring wrote: On Mon, May 7, 2018 at 1:31 PM, Bjorn Andersson wrote: On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 05/07/2018 08:31 PM, Bjorn Andersson wrote: On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a driver will never exist. It's also not always critical for a driver to exist. Platforms can rely on default

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 05/07/2018 08:31 PM, Bjorn Andersson wrote: On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a driver will never exist. It's also not always critical for a driver to exist. Platforms can rely on default

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Mon, May 07, 2018 at 03:34:38PM -0700, Bjorn Andersson wrote: > And is this really a problem that does not exists in the ACPI world? Sort of, in that on ACPI systems all devices are expected to live in glorious isolation and anything they need transparently configured by the firmware with any

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Mon, May 07, 2018 at 03:34:38PM -0700, Bjorn Andersson wrote: > And is this really a problem that does not exists in the ACPI world? Sort of, in that on ACPI systems all devices are expected to live in glorious isolation and anything they need transparently configured by the firmware with any

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Mon 07 May 12:55 PDT 2018, Rob Herring wrote: > On Mon, May 7, 2018 at 1:31 PM, Bjorn Andersson > wrote: > > On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: > > > >> Deferred probe will currently wait forever on dependent devices to probe, > >> but sometimes a

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Mon 07 May 12:55 PDT 2018, Rob Herring wrote: > On Mon, May 7, 2018 at 1:31 PM, Bjorn Andersson > wrote: > > On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: > > > >> Deferred probe will currently wait forever on dependent devices to probe, > >> but sometimes a driver will never exist. It's

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Mon, May 7, 2018 at 1:31 PM, Bjorn Andersson wrote: > On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: > >> Deferred probe will currently wait forever on dependent devices to probe, >> but sometimes a driver will never exist. It's also not always critical for >> a

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Mon, May 7, 2018 at 1:31 PM, Bjorn Andersson wrote: > On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: > >> Deferred probe will currently wait forever on dependent devices to probe, >> but sometimes a driver will never exist. It's also not always critical for >> a driver to exist. Platforms

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: > Deferred probe will currently wait forever on dependent devices to probe, > but sometimes a driver will never exist. It's also not always critical for > a driver to exist. Platforms can rely on default configuration from the > bootloader or reset

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: > Deferred probe will currently wait forever on dependent devices to probe, > but sometimes a driver will never exist. It's also not always critical for > a driver to exist. Platforms can rely on default configuration from the > bootloader or reset

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Fri, May 4, 2018 at 8:25 PM, Mark Brown wrote: > On Wed, May 02, 2018 at 07:49:57PM +0100, Robin Murphy wrote: > >> I guess there's also the possibility that a single driver may want multiple >> behaviours, if e.g. if SoC variants A and B have some identical peripherals >>

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Fri, May 4, 2018 at 8:25 PM, Mark Brown wrote: > On Wed, May 02, 2018 at 07:49:57PM +0100, Robin Murphy wrote: > >> I guess there's also the possibility that a single driver may want multiple >> behaviours, if e.g. if SoC variants A and B have some identical peripherals >> but slightly

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Wed, May 02, 2018 at 07:49:57PM +0100, Robin Murphy wrote: > I guess there's also the possibility that a single driver may want multiple > behaviours, if e.g. if SoC variants A and B have some identical peripherals > but slightly different pinctrl/IOMMU/etc. hardware such that A has workable >

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Wed, May 02, 2018 at 07:49:57PM +0100, Robin Murphy wrote: > I guess there's also the possibility that a single driver may want multiple > behaviours, if e.g. if SoC variants A and B have some identical peripherals > but slightly different pinctrl/IOMMU/etc. hardware such that A has workable >

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 02/05/18 15:48, Rob Herring wrote: On Wed, May 2, 2018 at 6:40 AM, Robin Murphy wrote: On 01/05/18 22:31, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a driver will never exist. It's also not always

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 02/05/18 15:48, Rob Herring wrote: On Wed, May 2, 2018 at 6:40 AM, Robin Murphy wrote: On 01/05/18 22:31, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a driver will never exist. It's also not always critical for a driver to

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Wed, May 2, 2018 at 6:40 AM, Robin Murphy wrote: > On 01/05/18 22:31, Rob Herring wrote: >> >> Deferred probe will currently wait forever on dependent devices to probe, >> but sometimes a driver will never exist. It's also not always critical for >> a driver to exist.

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Wed, May 2, 2018 at 6:40 AM, Robin Murphy wrote: > On 01/05/18 22:31, Rob Herring wrote: >> >> Deferred probe will currently wait forever on dependent devices to probe, >> but sometimes a driver will never exist. It's also not always critical for >> a driver to exist. Platforms can rely on

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 05/01/2018 11:31 PM, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a driver will never exist. It's also not always critical for a driver to exist. Platforms can rely on default configuration from the bootloader or reset defaults for

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 05/01/2018 11:31 PM, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a driver will never exist. It's also not always critical for a driver to exist. Platforms can rely on default configuration from the bootloader or reset defaults for

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 01/05/18 22:31, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a driver will never exist. It's also not always critical for a driver to exist. Platforms can rely on default configuration from the bootloader or reset defaults for

Re: [RFC PATCH] driver core: make deferring probe forever optional

On 01/05/18 22:31, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a driver will never exist. It's also not always critical for a driver to exist. Platforms can rely on default configuration from the bootloader or reset defaults for

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Tue, May 01, 2018 at 04:31:14PM -0500, Rob Herring wrote: > Deferred probe will currently wait forever on dependent devices to probe, > but sometimes a driver will never exist. It's also not always critical for > a driver to exist. Platforms can rely on default configuration from the >

Re: [RFC PATCH] driver core: make deferring probe forever optional

On Tue, May 01, 2018 at 04:31:14PM -0500, Rob Herring wrote: > Deferred probe will currently wait forever on dependent devices to probe, > but sometimes a driver will never exist. It's also not always critical for > a driver to exist. Platforms can rely on default configuration from the >