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Re: [PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver

From Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Newsgroups linux.kernel
Subject Re: [PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver
Date 2015-09-30 08:00 +0200
Message-ID <qeiAP-4r8-11@gated-at.bofh.it> (permalink)
References <qe6zE-4i6-7@gated-at.bofh.it> <qe6zE-4i6-9@gated-at.bofh.it> <qe7vJ-5CQ-23@gated-at.bofh.it>
Organization Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo

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On Tue, Sep 29, 2015 at 06:30:25PM +0100, Matthew Garrett wrote:
> On Tue, Sep 29, 2015 at 08:07:10PM +0300, Jarkko Sakkinen wrote:
> > Migrate to struct acpi_driver in order to get out of 7 character
> > limitation for the HID.
> 
> Are we guaranteed that there are no old systems reporting these devices 
> via pnpbios rather than acpi?

Right. I think it would make sense to be conservative and use
acpi_driver only for MSFT0101 because at least I don't know answer
to this question. It would be a risk to take these fixes to the stable
kernels othwerwise.

> -- 
> Matthew Garrett | mjg59@srcf.ucam.org

/Jarkko
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[PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2015-09-29 19:10 +0200
  Re: [PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver Jason Gunthorpe <jgunthorpe@obsidianresearch.com> - 2015-09-29 19:30 +0200
    Re: [PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2015-09-30 08:00 +0200
      Re: [PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver Matthew Garrett <mjg59@srcf.ucam.org> - 2015-09-30 08:10 +0200
  Re: [PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver Matthew Garrett <mjg59@srcf.ucam.org> - 2015-09-29 20:10 +0200
    Re: [PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2015-09-30 08:00 +0200
      Re: [PATCH 1/2] tpm, tpm_tis: use acpi_driver instead of pnp_driver Matthew Garrett <mjg59@srcf.ucam.org> - 2015-09-30 08:10 +0200

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