Re: [tpmdd-devel] RE: [PATCH] tpm: update module dependencies (PNPACPI)

[Kylene Jo Hall <kjhall@us.ibm.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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