From: Kylene Jo Hall <kjhall@us.ibm.com>
To: "Brown, Len" <len.brown@intel.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
akpm@osdl.org,
TPM Device Driver List <tpmdd-devel@lists.sourceforge.net>,
linux-acpi@vger.kernel.org
Subject: Re: [tpmdd-devel] RE: [PATCH] tpm: update module dependencies (PNPACPI)
Date: Tue, 09 May 2006 09:00:33 -0500 [thread overview]
Message-ID: <1147183233.29414.66.camel@localhost.localdomain> (raw)
In-Reply-To: <CFF307C98FEABE47A452B27C06B85BB65EAC3D@hdsmsx411.amr.corp.intel.com>
On Mon, 2006-05-08 at 18:26 -0400, Brown, Len wrote:
> >On Mon, 2006-05-08 at 17:59 -0400, Brown, Len wrote:
> >> >The TIS driver is dependent upon information from the ACPI table for
> >> >device discovery thus it compiles but does no actual work
> >with out this
> >> >dependency.
> >> >
> >> >Signed-off-by: Kylene Hall <kjhall@us.ibm.com>
> >> >---
> >> > drivers/char/tpm/Kconfig | 2 +-
> >> > 1 files changed, 1 insertion(+), 1 deletion(-)
> >> >
> >> >--- linux-2.6.17-rc3/drivers/char/tpm/Kconfig 2006-04-26
> >> >21:19:25.000000000 -0500
> >> >+++ linux-2.6.17-rc3-tpm/drivers/char/tpm/Kconfig
> >> >2006-05-08 16:11:03.707961750 -0500
> >> >@@ -22,7 +22,7 @@ config TCG_TPM
> >> >
> >> > config TCG_TIS
> >> > tristate "TPM Interface Specification 1.2 Interface"
> >> >- depends on TCG_TPM
> >> >+ depends on TCG_TPM && PNPACPI
> >>
> >> I think you want simply "ACPI" rather than "PNPACPI" here, yes?
>
> >No I think I really want PNPACPI because I have a pnp_driver which
> >probes based on a CID value. PNPACPI is dependent on ACPI. Am I
> >misunderstanding something. It works with PNPACPI on but turning off
> >only PNPACPI causes it to not work.
>
> So if you boot with "pnpacpi=off" it fails to probe?
> Nice to have proof that PNPACPI finally obsoletes PNPBIOS
> on a real system in the field.
Correct probe fails with pnpacpi=off.
Thanks,
Kylie
>
> thanks,
> -Len
>
>
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prev parent reply other threads:[~2006-05-09 14:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-08 22:26 [PATCH] tpm: update module dependencies (PNPACPI) Brown, Len
2006-05-09 14:00 ` Kylene Jo Hall [this message]
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