Messages in this thread | ![/](/images/icornerl.gif) | | From | Saravana Kannan <> | Date | Wed, 20 Jan 2021 11:47:31 -0800 | Subject | Re: [PATCH] PCI: dwc: layerscape: convert to builtin_platform_driver() |
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On Wed, Jan 20, 2021 at 11:28 AM Michael Walle <michael@walle.cc> wrote: > > [RESEND, fat-fingered the buttons of my mail client and converted > all CCs to BCCs :(] > > Am 2021-01-20 20:02, schrieb Saravana Kannan: > > On Wed, Jan 20, 2021 at 6:24 AM Rob Herring <robh@kernel.org> wrote: > >> > >> On Wed, Jan 20, 2021 at 4:53 AM Michael Walle <michael@walle.cc> > >> wrote: > >> > > >> > fw_devlink will defer the probe until all suppliers are ready. We can't > >> > use builtin_platform_driver_probe() because it doesn't retry after probe > >> > deferral. Convert it to builtin_platform_driver(). > >> > >> If builtin_platform_driver_probe() doesn't work with fw_devlink, then > >> shouldn't it be fixed or removed? > > > > I was actually thinking about this too. The problem with fixing > > builtin_platform_driver_probe() to behave like > > builtin_platform_driver() is that these probe functions could be > > marked with __init. But there are also only 20 instances of > > builtin_platform_driver_probe() in the kernel: > > $ git grep ^builtin_platform_driver_probe | wc -l > > 20 > > > > So it might be easier to just fix them to not use > > builtin_platform_driver_probe(). > > > > Michael, > > > > Any chance you'd be willing to help me by converting all these to > > builtin_platform_driver() and delete builtin_platform_driver_probe()? > > If it just moving the probe function to the _driver struct and > remove the __init annotations. I could look into that.
Yup. That's pretty much it AFAICT.
builtin_platform_driver_probe() also makes sure the driver doesn't ask for async probe, etc. But I doubt anyone is actually setting async flags and still using builtin_platform_driver_probe().
-Saravana
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