[PATCH 2/3] KVM: arm64: Bump the supported version of FF-A to 1.2

[Marc Zyngier]

On Fri, 02 May 2025 04:53:51 +0100,
Per Larsen <perl at immunant.com> wrote:
> 
> FF-A version 1.2 introduces the DIRECT_REQ2 ABI. Bump the FF-A version
> preferred by the hypervisor as a precursor to implementing the 1.2-only
> FFA_MSG_SEND_DIRECT_REQ2 and FFA_MSG_SEND_RESP2 messaging interfaces.
> 
> We must also use SMCCC 1.2 for 64-bit SMCs if hypervisor negotiated FF-A
> 1.2, so ffa_set_retval is updated and a new function to call 64-bit smcs
> using SMCCC 1.2 with fallback to SMCCC 1.1 is introduced.
> 
> Update deny-list in ffa_call_supported to mark FFA_NOTIFICATION_* and
> interfaces added in FF-A 1.2 as unsupported lest they get forwarded.
> 
> Signed-off-by: Ayrton Munoz <ayrton at google.com>
> Signed-off-by: Per Larsen <perlarsen at google.com>
> Signed-off-by: Per Larsen <perl at immunant.com>

Who is the author of this patch? Please follow the documentation when
it comes to patch attribution.

	M.

-- 
Without deviation from the norm, progress is not possible.