Re: [PATCH] bus: mhi: pci_generic: increase timeout value for operations to 24000ms

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Sep 30, 2021 at 12:19:48PM +0200, Loic Poulain wrote:
> On Thu, 30 Sept 2021 at 10:08, Thomas Perrot <thomas.perrot@xxxxxxxxxxx> wrote:
> >
> > Hello,
> >

[...]

> I agree, let's set a conservative high value for generic SDX55, so
> have wider support, that can be tuned per vendor IDs if necessary
> anyway.
> 

No. Since this device seems to have a dedicated config, let's increase the
timeout only for this device until we get reports for other devices.

> Regards,
> Loic
> 
> >
> > Moreover, Sierra EM919x modems use a custom controller configuration,
> > we are currently working on it. As our tests not being sufficiently
> > conclusive, so we have not yet submitted.
> >
> > Best regards,
> > Thomas
> >
> > > >
> > > > It was derived from testing I believe.
> > >
> > > Following your reasoning above, shouldn't this 24000ms timeout be
> > > applied only to the Sierra Wireless EM91xx devices (which may have
> > > custom firmware bits delaying the initialization a bit longer), and
> > > not to the generic SDX24, SDX55 and SDX65?
> > >
> > > If I'm not mistaken, Thomas is testing with a custom mhi_pci_generic
> > > entry for the EM91xx; as in
> > > https://forum.sierrawireless.com/t/sierra-wireless-airprime-em919x-pcie-support/24927
> > > .
> > > I'm also playing with that same entry on my own setup, but have other
> > > problems of my own :)
> > >
> > >
> > > --
> > > Aleksander
> > > https://aleksander.es
> >
> > --
> > Thomas Perrot, Bootlin
> > Embedded Linux and kernel engineering
> > https://bootlin.com
> >



[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [Linux for Sparc]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux