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| author | Per Larsen <perlarsen@google.com> | 2025-08-20 04:10:07 +0300 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2025-09-08 21:30:59 +0300 |
| commit | 79195f342417ff773048515964707aba3bfe0e41 (patch) | |
| tree | 70f203e57e6a22706b7c78f9cf82b0e2564a256e | |
| parent | 6f4c348b1d5c08f1105e645700962cc4353a8ac9 (diff) | |
| download | linux-79195f342417ff773048515964707aba3bfe0e41.tar.xz | |
KVM: arm64: Mark FFA_NOTIFICATION_* calls as unsupported
Prevent FFA_NOTIFICATION_* interfaces from being passed through to TZ.
Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Per Larsen <perlarsen@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
| -rw-r--r-- | arch/arm64/kvm/hyp/nvhe/ffa.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c index 8290396384a2..40a785b6ed06 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -670,6 +670,14 @@ static bool ffa_call_supported(u64 func_id) case FFA_RXTX_MAP: case FFA_MEM_DONATE: case FFA_MEM_RETRIEVE_REQ: + /* Optional notification interfaces added in FF-A 1.1 */ + case FFA_NOTIFICATION_BITMAP_CREATE: + case FFA_NOTIFICATION_BITMAP_DESTROY: + case FFA_NOTIFICATION_BIND: + case FFA_NOTIFICATION_UNBIND: + case FFA_NOTIFICATION_SET: + case FFA_NOTIFICATION_GET: + case FFA_NOTIFICATION_INFO_GET: return false; } |