[PATCH v1] drivers: pci: introduce configurable delay for Rockchip PCIe bus scan

Vincenzo Palazzo vincenzopalazzodev at gmail.com
Wed May 10 03:49:45 PDT 2023


> On Tue, May 09, 2023 at 05:39:12PM +0200, Vincenzo Palazzo wrote:
> > --- a/drivers/pci/controller/pcie-rockchip-host.c
> > +++ b/drivers/pci/controller/pcie-rockchip-host.c
> > @@ -38,6 +38,10 @@
> >  #include "../pci.h"
> >  #include "pcie-rockchip.h"
> >
> > +/* bus_scan_delay - module parameter to override the
> > + * device tree value, which is 0 by default. */
> > +static int bus_scan_delay = -1;
>
> Please do not add new module parameters, this is not the 1990's anymore.
> We have per-device settings everywhere, this makes that impossible.
> Just use a DT value, if it is wrong, then fix the DT value!  No need to
> have the kernel override it, that's not what DT files are for.

Thanks!

Cheers!

Vincent.



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