ipc4: helper: Do not invalidate cache of whole mailbox for module init

Invalidate cache for only the module init payload size not the whole
mailbox.

Signed-off-by: Jyri Sarha <jyri.sarha@linux.intel.com>

Author: Jyri Sarha

src/ipc/ipc4/helper.c

@@ -139,8 +139,8 @@ __cold struct comp_dev *comp_new_ipc4(struct ipc4_module_init_instance *module_i
 	ipc_config.ipc_config_size = module_init->extension.r.param_block_size * sizeof(uint32_t);
 	ipc_config.ipc_extended_init = module_init->extension.r.extended_init;
 
-	dcache_invalidate_region((__sparse_force void __sparse_cache *)MAILBOX_HOSTBOX_BASE,
-				 MAILBOX_HOSTBOX_SIZE);
+	sys_cache_data_invd_range((__sparse_force void __sparse_cache *)MAILBOX_HOSTBOX_BASE,
+				 ipc_config.ipc_config_size);
 
 	data = ipc4_get_comp_new_data();