Messages in this thread | | | From | Ulf Hansson <> | Date | Fri, 24 Sep 2021 13:49:55 +0200 | Subject | Re: [PATCH v3 1/2] drivers: bus: simple-pm-bus: Add support for probing simple bus only devices |
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On Thu, 9 Sept 2021 at 13:01, Ulf Hansson <ulf.hansson@linaro.org> wrote: > > On Sat, 4 Sept 2021 at 02:05, Saravana Kannan <saravanak@google.com> wrote: > > > > fw_devlink could end up creating device links for bus only devices. > > However, bus only devices don't get probed and can block probe() or > > sync_state() [1] call backs of other devices. To avoid this, probe these > > devices using the simple-pm-bus driver. > > > > However, there are instances of devices that are not simple buses (they > > get probed by their specific drivers) that also list the "simple-bus" > > (or other bus only compatible strings) in their compatible property to > > automatically populate their child devices. We still want these devices > > to get probed by their specific drivers. So, we make sure this driver > > only probes devices that are only buses. > > > > [1] - https://lore.kernel.org/lkml/CAPDyKFo9Bxremkb1dDrr4OcXSpE0keVze94Cm=zrkOVxHHxBmQ@mail.gmail.com/ > > Signed-off-by: Saravana Kannan <saravanak@google.com> > > Tested-by: Saravana Kannan <saravanak@google.com> > > Tested-by: Ulf Hansson <ulf.hansson@linaro.org>
Saravana, Rob,
I have been following your latest discussion in this thread - and it looks like you guys are moving towards a consensus.
Although, if there is anything I can do to help to complete this, just tell me and I will jump in immediately.
[...]
Kind regards Uffe
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