Messages in this thread | | | Date | Thu, 28 Jul 2016 15:53:16 -0700 | From | Dmitry Torokhov <> | Subject | Re: [PATCH v3 2/2] tpm_tis_spi: add max xfer size |
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On Wed, Jul 27, 2016 at 08:49:57PM -0700, Andrey Pronin wrote: > Reject burstcounts larger than 64 bytes reported by tpm. > SPI Hardware Protocol defined in section 6.4 of TCG PTP > Spec supports up to 64 bytes of data in a transaction. > > Signed-off-by: Andrey Pronin <apronin@chromium.org>
Reviewed-by: Dmitry Torokhov <dtor@chromium.org>
> --- > drivers/char/tpm/tpm_tis_spi.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/char/tpm/tpm_tis_spi.c b/drivers/char/tpm/tpm_tis_spi.c > index dbaad9c..b103373 100644 > --- a/drivers/char/tpm/tpm_tis_spi.c > +++ b/drivers/char/tpm/tpm_tis_spi.c > @@ -206,6 +206,7 @@ static const struct tpm_tis_phy_ops tpm_spi_phy_ops = { > .read16 = tpm_tis_spi_read16, > .read32 = tpm_tis_spi_read32, > .write32 = tpm_tis_spi_write32, > + .max_xfer_size = MAX_SPI_FRAMESIZE, > }; > > static int tpm_tis_spi_probe(struct spi_device *dev) > -- > 2.6.6 >
-- Dmitry
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