From e0513e418923c8930a304597182a52acd7a318e5 Mon Sep 17 00:00:00 2001
From: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Date: Mon, 16 Sep 2024 17:24:15 +0200
Subject: [PATCH] llext: export symbols needed for probes

Export base firmware symbols needed for modular probes.

Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
---
 src/init/init.c          | 2 ++
 src/ipc/ipc-common.c     | 2 ++
 src/lib/dma.c            | 4 ++++
 src/lib/notifier.c       | 3 +++
 src/schedule/zephyr_ll.c | 2 ++
 zephyr/schedule.c        | 2 ++
 6 files changed, 15 insertions(+)

diff --git a/src/init/init.c b/src/init/init.c
index e6a68dcc7f0f..0327ae214d8c 100644
--- a/src/init/init.c
+++ b/src/init/init.c
@@ -26,6 +26,7 @@
 #include <sof/trace/trace.h>
 #include <rtos/idc.h>
 #include <rtos/string_macro.h>
+#include <rtos/symbol.h>
 #include <sof/schedule/schedule.h>
 #include <sof/schedule/edf_schedule.h>
 #include <sof/schedule/dp_schedule.h>
@@ -53,6 +54,7 @@ struct sof *sof_get(void)
 {
 	return &sof;
 }
+EXPORT_SYMBOL(sof_get);
 
 #if CONFIG_NO_SECONDARY_CORE_ROM
 /**
diff --git a/src/ipc/ipc-common.c b/src/ipc/ipc-common.c
index 0bb57b277ae6..7be2bc738d63 100644
--- a/src/ipc/ipc-common.c
+++ b/src/ipc/ipc-common.c
@@ -10,6 +10,7 @@
 #include <sof/audio/pipeline.h>
 #include <sof/common.h>
 #include <rtos/idc.h>
+#include <rtos/symbol.h>
 #include <sof/ipc/topology.h>
 #include <sof/ipc/common.h>
 #include <sof/ipc/msg.h>
@@ -93,6 +94,7 @@ struct ipc_comp_dev *ipc_get_comp_dev(struct ipc *ipc, uint16_t type, uint32_t i
 
 	return NULL;
 }
+EXPORT_SYMBOL(ipc_get_comp_dev);
 
 /* Walks through the list of components looking for a sink/source endpoint component
  * of the given pipeline
diff --git a/src/lib/dma.c b/src/lib/dma.c
index 639bca4734a4..d95633c45234 100644
--- a/src/lib/dma.c
+++ b/src/lib/dma.c
@@ -13,6 +13,7 @@
 #include <sof/lib/memory.h>
 #include <sof/lib/uuid.h>
 #include <rtos/spinlock.h>
+#include <rtos/symbol.h>
 #include <sof/trace/trace.h>
 #include <ipc/topology.h>
 #include <user/trace.h>
@@ -278,6 +279,8 @@ void dma_put(struct dma *dma)
 	k_spin_unlock(&dma->lock, key);
 }
 #endif
+EXPORT_SYMBOL(dma_get);
+EXPORT_SYMBOL(dma_put);
 
 int dma_sg_alloc(struct dma_sg_elem_array *elem_array,
 		 enum mem_zone zone,
@@ -318,6 +321,7 @@ void dma_sg_free(struct dma_sg_elem_array *elem_array)
 	rfree(elem_array->elems);
 	dma_sg_init(elem_array);
 }
+EXPORT_SYMBOL(dma_sg_free);
 
 int dma_buffer_copy_from(struct comp_buffer *source,
 			 struct comp_buffer *sink,
diff --git a/src/lib/notifier.c b/src/lib/notifier.c
index 98fbad4346fc..4b096111019c 100644
--- a/src/lib/notifier.c
+++ b/src/lib/notifier.c
@@ -16,6 +16,7 @@
 #include <sof/lib/uuid.h>
 #include <sof/list.h>
 #include <rtos/sof.h>
+#include <rtos/symbol.h>
 #include <ipc/topology.h>
 #include <stdint.h>
 
@@ -78,6 +79,7 @@ int notifier_register(void *receiver, void *caller, enum notify_id type,
 	k_spin_unlock(&notify->lock, key);
 	return ret;
 }
+EXPORT_SYMBOL(notifier_register);
 
 void notifier_unregister(void *receiver, void *caller, enum notify_id type)
 {
@@ -114,6 +116,7 @@ void notifier_unregister(void *receiver, void *caller, enum notify_id type)
 
 	k_spin_unlock(&notify->lock, key);
 }
+EXPORT_SYMBOL(notifier_unregister);
 
 void notifier_unregister_all(void *receiver, void *caller)
 {
diff --git a/src/schedule/zephyr_ll.c b/src/schedule/zephyr_ll.c
index 4da220fee4d3..c3b026129bfb 100644
--- a/src/schedule/zephyr_ll.c
+++ b/src/schedule/zephyr_ll.c
@@ -6,6 +6,7 @@
 
 #include <sof/list.h>
 #include <rtos/spinlock.h>
+#include <rtos/symbol.h>
 #include <sof/audio/component.h>
 #include <rtos/interrupt.h>
 #include <sof/lib/notifier.h>
@@ -522,6 +523,7 @@ int zephyr_ll_task_init(struct task *task,
 
 	return 0;
 }
+EXPORT_SYMBOL(zephyr_ll_task_init);
 
 /* TODO: low-power mode clock support */
 /* Runs on each core during initialisation with the same domain argument */
diff --git a/zephyr/schedule.c b/zephyr/schedule.c
index e675beece766..75155b5d4913 100644
--- a/zephyr/schedule.c
+++ b/zephyr/schedule.c
@@ -9,6 +9,7 @@
 #include <sof/schedule/edf_schedule.h>
 #include <sof/schedule/ll_schedule.h>
 #include <rtos/alloc.h>
+#include <rtos/symbol.h>
 #include <sof/lib/cpu.h>
 #include <ipc/topology.h>
 
@@ -22,3 +23,4 @@ struct schedulers **arch_schedulers_get(void)
 {
 	return _schedulers + cpu_get_id();
 }
+EXPORT_SYMBOL(arch_schedulers_get);