[PATCH 10/17] coresight: Move struct coresight_trace_id_map to common header

From: James Clark
Date: Mon Apr 29 2024 - 11:27:03 EST


The trace ID maps will need to be created and stored by the core and
Perf code so move the definition up to the common header.

Signed-off-by: James Clark <james.clark@xxxxxxx>
---
.../hwtracing/coresight/coresight-trace-id.c | 1 +
.../hwtracing/coresight/coresight-trace-id.h | 19 -------------------
include/linux/coresight.h | 18 ++++++++++++++++++
3 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/drivers/hwtracing/coresight/coresight-trace-id.c b/drivers/hwtracing/coresight/coresight-trace-id.c
index af5b4ef59cea..19005b5b4dc4 100644
--- a/drivers/hwtracing/coresight/coresight-trace-id.c
+++ b/drivers/hwtracing/coresight/coresight-trace-id.c
@@ -3,6 +3,7 @@
* Copyright (c) 2022, Linaro Limited, All rights reserved.
* Author: Mike Leach <mike.leach@xxxxxxxxxx>
*/
+#include <linux/coresight.h>
#include <linux/coresight-pmu.h>
#include <linux/cpumask.h>
#include <linux/kernel.h>
diff --git a/drivers/hwtracing/coresight/coresight-trace-id.h b/drivers/hwtracing/coresight/coresight-trace-id.h
index 3797777d367e..49438a96fcc6 100644
--- a/drivers/hwtracing/coresight/coresight-trace-id.h
+++ b/drivers/hwtracing/coresight/coresight-trace-id.h
@@ -32,10 +32,6 @@
#include <linux/bitops.h>
#include <linux/types.h>

-
-/* architecturally we have 128 IDs some of which are reserved */
-#define CORESIGHT_TRACE_IDS_MAX 128
-
/* ID 0 is reserved */
#define CORESIGHT_TRACE_ID_RES_0 0

@@ -46,21 +42,6 @@
#define IS_VALID_CS_TRACE_ID(id) \
((id > CORESIGHT_TRACE_ID_RES_0) && (id < CORESIGHT_TRACE_ID_RES_TOP))

-/**
- * Trace ID map.
- *
- * @used_ids: Bitmap to register available (bit = 0) and in use (bit = 1) IDs.
- * Initialised so that the reserved IDs are permanently marked as
- * in use.
- * @pend_rel_ids: CPU IDs that have been released by the trace source but not
- * yet marked as available, to allow re-allocation to the same
- * CPU during a perf session.
- */
-struct coresight_trace_id_map {
- DECLARE_BITMAP(used_ids, CORESIGHT_TRACE_IDS_MAX);
- DECLARE_BITMAP(pend_rel_ids, CORESIGHT_TRACE_IDS_MAX);
-};
-
/* Allocate and release IDs for a single default trace ID map */

/**
diff --git a/include/linux/coresight.h b/include/linux/coresight.h
index f09ace92176e..c16c61a8411d 100644
--- a/include/linux/coresight.h
+++ b/include/linux/coresight.h
@@ -218,6 +218,24 @@ struct coresight_sysfs_link {
const char *target_name;
};

+/* architecturally we have 128 IDs some of which are reserved */
+#define CORESIGHT_TRACE_IDS_MAX 128
+
+/**
+ * Trace ID map.
+ *
+ * @used_ids: Bitmap to register available (bit = 0) and in use (bit = 1) IDs.
+ * Initialised so that the reserved IDs are permanently marked as
+ * in use.
+ * @pend_rel_ids: CPU IDs that have been released by the trace source but not
+ * yet marked as available, to allow re-allocation to the same
+ * CPU during a perf session.
+ */
+struct coresight_trace_id_map {
+ DECLARE_BITMAP(used_ids, CORESIGHT_TRACE_IDS_MAX);
+ DECLARE_BITMAP(pend_rel_ids, CORESIGHT_TRACE_IDS_MAX);
+};
+
/**
* struct coresight_device - representation of a device as used by the framework
* @pdata: Platform data with device connections associated to this device.
--
2.34.1