[PATCH v7 6/7] KVM: arm64: Support FFA_NOTIFICATION_INFO_GET in host handler

Sebastian Ene sebastianene at google.com
Mon Jun 29 02:35:57 PDT 2026


Allow the host to send FF-A notification queries to Trustzone and proxy
these messages from pKVM.

Signed-off-by: Sebastian Ene <sebastianene at google.com>
Reviewed-by: Vincent Donnefort <vdonnefort at google.com>
---
 arch/arm64/kvm/hyp/nvhe/ffa.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c
index c22fe4514741..712811e89435 100644
--- a/arch/arm64/kvm/hyp/nvhe/ffa.c
+++ b/arch/arm64/kvm/hyp/nvhe/ffa.c
@@ -678,8 +678,6 @@ 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_INFO_GET:
 	/* Optional interfaces added in FF-A 1.2 */
 	case FFA_MSG_SEND_DIRECT_REQ2:		/* Optional per 7.5.1 */
 	case FFA_MSG_SEND_DIRECT_RESP2:		/* Optional per 7.5.1 */
-- 
2.55.0.rc0.799.gd6f94ed593-goog




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