@@ -455,7 +455,7 @@ static __always_inline void do_ffa_mem_xfer(const u64 func_id,
memcpy(buf, host_buffers.tx, fraglen);
ep_mem_access = (void *)buf +
- ffa_mem_desc_offset(buf, 0, FFA_VERSION_1_0);
+ ffa_mem_desc_offset(buf, 0, host_buffers.ffa_version);
offset = ep_mem_access->composite_off;
if (!offset || buf->ep_count != 1 || buf->sender_id != HOST_FFA_ID) {
ret = FFA_RET_INVALID_PARAMETERS;
@@ -534,7 +534,7 @@ static void do_ffa_mem_reclaim(struct arm_smccc_res *res,
fraglen = res->a2;
ep_mem_access = (void *)buf +
- ffa_mem_desc_offset(buf, 0, FFA_VERSION_1_0);
+ ffa_mem_desc_offset(buf, 0, host_buffers.ffa_version);
offset = ep_mem_access->composite_off;
/*
* We can trust the SPMD to get this right, but let's at least
@@ -789,7 +789,7 @@ int hyp_ffa_init(void *pages)
if (kvm_host_psci_config.smccc_version < ARM_SMCCC_VERSION_1_2)
return 0;
- arm_smccc_1_1_smc(FFA_VERSION, FFA_VERSION_1_0, 0, 0, 0, 0, 0, 0, &res);
+ arm_smccc_1_1_smc(FFA_VERSION, FFA_VERSION_1_1, 0, 0, 0, 0, 0, 0, &res);
if (res.a0 == FFA_RET_NOT_SUPPORTED)
return 0;
Now that the layout of the structures is compatible with 1.1 it is time to probe the 1.1 version of the FF-A protocol inside the hypervisor. If the TEE doesn't support it, it should return the minimum supported version. Signed-off-by: Sebastian Ene <sebastianene@google.com> --- arch/arm64/kvm/hyp/nvhe/ffa.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)