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(parent: 6a45754) | patch
tpm_crb: Add support for the ARM FF-A start method
authorStuart Yoder <stuart.yoder@arm.com>
Wed, 12 Mar 2025 21:58:27 +0000 (16:58 -0500)
committerJarkko Sakkinen <jarkko@kernel.org>
Thu, 27 Mar 2025 13:34:05 +0000 (15:34 +0200)
commit9afb9eaa9f7e22c238150c69ddb859c723aad6d1
tree414b3f7fee60ede440962a39e5d39df5fca5e62ftree
parent6a457548030d51dfe0342049475ff33269010eb4commit | diff
tpm_crb: Add support for the ARM FF-A start method

The TCG ACPI spec v1.4 defines a start method for the TPMs implemented with
the ARM CRB over FF-A ABI.

Add support for the FF-A start method, and use interfaces provided by the
ffa_crb driver to interact with the FF-A based TPM.

[jarkko: Fine-tuned the commit message.]

Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Stuart Yoder <stuart.yoder@arm.com>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
drivers/char/tpm/tpm_crb.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)