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(parent: 32a0c86) | patch
tpm_tis: Use responseRetry to recover from data transfer errors
authorAlexander Steffen <Alexander.Steffen@infineon.com>
Tue, 13 Jun 2023 18:02:58 +0000 (20:02 +0200)
committerJarkko Sakkinen <jarkko@kernel.org>
Thu, 17 Aug 2023 20:12:41 +0000 (20:12 +0000)
commitb400f9d33fc21726bef465c49e71cd7364d0b8ef
tree9f0cea620530bb67da6535b912f385a3eacd99e6tree | snapshot
parent32a0c860ff48543299772f7a98f32dd3ee9281b7commit | diff
tpm_tis: Use responseRetry to recover from data transfer errors

TPM responses may become damaged during transmission, for example due to
bit flips on the wire. Instead of aborting when detecting such issues, the
responseRetry functionality can be used to make the TPM retransmit its
response and receive it again without errors.

Signed-off-by: Alexander Steffen <Alexander.Steffen@infineon.com>
Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
drivers/char/tpm/tpm_tis_core.c diff | blob | history
drivers/char/tpm/tpm_tis_core.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git