From 79195f342417ff773048515964707aba3bfe0e41 Mon Sep 17 00:00:00 2001 From: Per Larsen Date: Wed, 20 Aug 2025 01:10:07 +0000 Subject: [PATCH] KVM: arm64: Mark FFA_NOTIFICATION_* calls as unsupported Prevent FFA_NOTIFICATION_* interfaces from being passed through to TZ. Acked-by: Will Deacon Signed-off-by: Per Larsen Signed-off-by: Marc Zyngier --- arch/arm64/kvm/hyp/nvhe/ffa.c | 8 ++++++++ 1 file changed, 8 insertions(+) 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; } -- 2.47.3