On Fri, Oct 24, 2025 at 12:42:00PM -0500, Stuart Yoder wrote: > According to the CRB over FF-A specification [1], a TPM that implements > the ABI must comply with the TCG PTP specification. This requires support > for the Idle and Ready states. > > This patch implements CRB control area requests for goIdle and > cmdReady on FF-A based TPMs. > > The FF-A message used to notify the TPM of CRB updates includes a > locality parameter, which provides a hint to the TPM about which > locality modified the CRB. This patch adds a locality parameter > to __crb_go_idle() and __crb_cmd_ready() to support this. > > [1] https://developer.arm.com/documentation/den0138/latest/ > > Signed-off-by: Stuart Yoder <[email protected]>
A version of this went already to rc2. BR, Jarkko
