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Groups > linux.kernel > #1446896
| From | Andrey Pronin <apronin@chromium.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 2/2] tpm_tis_spi: add max xfer size |
| Date | 2016-07-20 04:40 +0200 |
| Message-ID | <rWPAt-3ST-5@gated-at.bofh.it> (permalink) |
| References | <rV0gF-qZ-9@gated-at.bofh.it> <rWPAt-3ST-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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>
---
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
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[PATCH 0/2] tpm: add optional max xfer size check Andrey Pronin <apronin@chromium.org> - 2016-07-15 03:40 +0200
[PATCH 1/2] tpm_tis_core: add optional max xfer size check Andrey Pronin <apronin@chromium.org> - 2016-07-15 03:40 +0200
Re: [PATCH 1/2] tpm_tis_core: add optional max xfer size check Jason Gunthorpe <jgunthorpe@obsidianresearch.com> - 2016-07-15 05:20 +0200
Re: [PATCH 1/2] tpm_tis_core: add optional max xfer size check Andrey Pronin <apronin@chromium.org> - 2016-07-15 05:30 +0200
Re: [PATCH 1/2] tpm_tis_core: add optional max xfer size check Guenter Roeck <groeck@google.com> - 2016-07-15 05:50 +0200
Re: [PATCH 1/2] tpm_tis_core: add optional max xfer size check Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-07-18 21:00 +0200
[PATCH 2/2] tpm_tis_spi: add max xfer size Andrey Pronin <apronin@chromium.org> - 2016-07-15 03:40 +0200
[PATCH v2 0/2] tpm: add optional max xfer size check Andrey Pronin <apronin@chromium.org> - 2016-07-20 04:40 +0200
[PATCH v2 2/2] tpm_tis_spi: add max xfer size Andrey Pronin <apronin@chromium.org> - 2016-07-20 04:40 +0200
[PATCH v2 1/2] tpm_tis_core: add optional max xfer size check Andrey Pronin <apronin@chromium.org> - 2016-07-20 04:40 +0200
Re: [PATCH v2 0/2] tpm: add optional max xfer size check Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-07-20 17:20 +0200
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