Messages in this thread | | | Date | Fri, 14 Jun 2019 18:24:36 +0300 | From | Jarkko Sakkinen <> | Subject | Re: [PATCH 2/8] tpm_tis_core: add optional max xfer size check |
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On Thu, Jun 13, 2019 at 11:09:25AM -0700, Stephen Boyd wrote: > From: Andrey Pronin <apronin@chromium.org> > > If tpm reports a bigger burstcnt than allowed by the physical protocol, > set burstcnt to the max allowed value. > > In practice, seen in case of xfer issues (e.g. in spi interface case, > lost header causing flow control issues and wrong values returned on read > from TPM_STS). Without catching, causes the physical layer to reject xfer. > > Signed-off-by: Andrey Pronin <apronin@chromium.org> > Reviewed-by: Dmitry Torokhov <dtor@chromium.org> > Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> > [swboyd@chromium.org: Drop extra parenthesis in if statement] > Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
/Jarkko
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