core: arm: ff-a: add dummy thread_rpc_{alloc,free}_global_payload()

OP-TEE doesn't support "global" shm allocations with FF-A yet. Provide
dummy implementations of the functions to simplify configuration.

Reviewed-by: Jerome Forissier <jerome@forissier.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>

1 files changed, 16 insertions, 0 deletions

diff --git a/core/arch/arm/kernel/thread_spmc.c b/core/arch/arm/kernel/thread_spmc.c
index 580cee30..1edc3cdd 100644
--- a/core/arch/arm/kernel/thread_spmc.c
+++ b/core/arch/arm/kernel/thread_spmc.c
@@ -1167,3 +1167,19 @@ uint32_t thread_rpc_cmd(uint32_t cmd, size_t num_params,
 
 	return get_rpc_arg_res(arg, num_params, params);
 }
+
+struct mobj *thread_rpc_alloc_global_payload(size_t size __unused)
+{
+	return NULL;
+}
+
+void thread_rpc_free_global_payload(struct mobj *mobj __unused)
+{
+	/*
+	 * "can't happen" since thread_rpc_alloc_global_payload() always
+	 * returns NULL.
+	 */
+	volatile bool cant_happen __maybe_unused = true;
+
+	assert(!cant_happen);
+}