Messages in this thread | | | Date | Sat, 15 Apr 2017 22:50:32 +0200 | From | Greg KH <> | Subject | Re: [backport v4.9] tpm_tis: use default timeout value if chip reports it as zero |
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On Sat, Apr 15, 2017 at 06:26:22PM +0300, Jarkko Sakkinen wrote: > From: "Maciej S. Szmigiero" <mail@maciej.szmigiero.name> > > Since commit 1107d065fdf1 ("tpm_tis: Introduce intermediate layer for > TPM access") Atmel 3203 TPM on ThinkPad X61S (TPM firmware version 13.9) > no longer works. The initialization proceeds fine until we get and > start using chip-reported timeouts - and the chip reports C and D > timeouts of zero. > > It turns out that until commit 8e54caf407b98e ("tpm: Provide a generic > means to override the chip returned timeouts") we had actually let > default timeout values remain in this case, so let's bring back this > behavior to make chips like Atmel 3203 work again. > > Use a common code that was introduced by that commit so a warning is > printed in this case and /sys/class/tpm/tpm*/timeouts correctly says the > timeouts aren't chip-original. > > Fixes: 1107d065fdf1 ("tpm_tis: Introduce intermediate layer for TPM access") > Cc: stable@vger.kernel.org > Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name> > Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> > Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
What is the git commit id for this patch in Linus's tree?
thanks,
greg k-h
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