ipc: move delayed IPC sending to the primary core

Low level IPC processing should be confined to the primary core. Move delayed IPC sending to a dedicated work queue with core 0 affinity. Fixes: #8165 Signed-off-by: Guennadi Liakhovetski <[email protected]>
thesofproject · Jan 9, 2025 · c24c7e2 · c24c7e2
1 parent a8ec3be
commit c24c7e2
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/ipc/ipc-common.c b/src/ipc/ipc-common.c
@@ -179,7 +179,7 @@ static void schedule_ipc_worker(void)
 #ifdef __ZEPHYR__
 	struct ipc *ipc = ipc_get();
 
-	k_work_schedule(&ipc->z_delayed_work, K_USEC(IPC_PERIOD_USEC));
+	sof_primary_wq_reschedule(&ipc->z_delayed_work, K_USEC(IPC_PERIOD_USEC));
 #endif
 }
 
@@ -305,6 +305,8 @@ int ipc_init(struct sof *sof)
 #endif
 
 #ifdef __ZEPHYR__
+	sof_primary_wq_init();
+
 	k_work_init_delayable(&sof->ipc->z_delayed_work, ipc_work_handler);
 #endif