On 03/03/2025 03:29, Jie Gan wrote:
Introduce a new strcuture, 'struct coresight_path', to store the data that
utilized by the devices in the path. The coresight_path will be built/released
by coresight_build_path/coresight_release_path functions.
Signed-off-by: Jie Gan <quic_jiegan@xxxxxxxxxxx>
---
drivers/hwtracing/coresight/coresight-core.c | 16 +++++-----
.../hwtracing/coresight/coresight-etm-perf.c | 30 ++++++++++---------
.../hwtracing/coresight/coresight-etm-perf.h | 2 +-
drivers/hwtracing/coresight/coresight-priv.h | 6 ++--
drivers/hwtracing/coresight/coresight-sysfs.c | 12 ++++----
include/linux/coresight.h | 10 +++++++
6 files changed, 44 insertions(+), 32 deletions(-)
...
diff --git a/include/linux/coresight.h b/include/linux/coresight.h
index ce9a5e71b261..67cf8bdbe5c0 100644
--- a/include/linux/coresight.h
+++ b/include/linux/coresight.h
@@ -329,6 +329,16 @@ static struct coresight_dev_list (var) = { \
#define to_coresight_device(d) container_of(d, struct coresight_device, dev)
+/**
+ * struct coresight_path - data needed by enable/disable path
+ * @path: path from source to sink.
This doesn't match the actual variable below.
+ * @trace_id: trace_id of the whole path.
+ */
+struct coresight_path {
+ struct list_head path_list;
+ u8 trace_id;
+};
+
enum cs_mode {
CS_MODE_DISABLED,
CS_MODE_SYSFS,
Suzuki
