On Tue, 2021-11-02 at 17:20 +0200, amirmizi6@xxxxxxxxx wrote: > From: Amir Mizinski <amirmizi6@xxxxxxxxx> > > Add a condition to enable communication with the TPM while the TPM is in > firmware update mode. > In such a case if power was cut during the TPM firmware update, the driver > should ignore the "selftest" command return code (TPM2_RC_UPGRADE or > TPM2_RC_COMMAND_CODE) and skip the rest of the TPM initialization > sequence. > > Suggested-by: Benoit Houyere <benoit.houyere@xxxxxx> > Signed-off-by: Amir Mizinski <amirmizi6@xxxxxxxxx> This is a half-baked handling of the FW upgrade mode. There's another patch in progress that aims to do proper handling for it: https://lore.kernel.org/linux-integrity/20210930160241.9691-1-borysmn@xxxxxxxx/ I CC'd Borys for further comments/discussion. /Jarkko
