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Date: Mon, 28 Jan 2019 12:49:42 -0500
From: "Michael S. Tsirkin" <mst@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH] acpi: Make TPM 2.0 with TIS available as
 MSFT0101
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To: Stefan Berger <stefanb@linux.ibm.com>
Cc: Igor Mammedov <imammedo@redhat.com>, qemu-devel@nongnu.org, marcandre.lureau@redhat.com

On Mon, Jan 28, 2019 at 12:19:37PM -0500, Stefan Berger wrote:
> On 1/28/19 11:14 AM, Stefan Berger wrote:
> > On 1/28/19 9:45 AM, Igor Mammedov wrote:
> > > On Fri, 25 Jan 2019 16:00:58 -0500
> > > Stefan Berger <stefanb@linux.ibm.com> wrote:
> > >=20
> > > > This patch makes the a TPM 2.0 with TIS interface available under=
 the
> > > > HID 'MSF0101'. This is supported by Linux and also Windows now
> > > MSF0101 is relatively recent addition to Linux,
> > > are there in wild (old) kernels that worked with PNP0C31 but won't =
work
> > > with MSF0101?
> >=20
> >=20
> > Linux 4.3.4 and later references this HID here:
> > https://elixir.bootlin.com/linux/v4.3.4/source/drivers/char/tpm/tpm_t=
is.c
> > . I don't see it before that. A 3.10 kernel works with this patch as
> > well.
>=20
>=20
> ... that 3.10 kernel from el7 has been patched, though.
>=20
> =A0=A0 Stefan

.. and supports the new HID.

--=20
MST