diff options
| author | Leo Yan <leo.yan@arm.com> | 2025-04-01 19:07:03 +0100 |
|---|---|---|
| committer | Suzuki K Poulose <suzuki.poulose@arm.com> | 2025-05-14 11:56:17 +0100 |
| commit | 5fa96c83b81e50833274f3b450ee9a8c0b2172bc (patch) | |
| tree | 918c80215d6eb892729c38e8c3da98b863e99583 /include | |
| parent | 40f682ae5086366d51e29e66eb8a344501245d0d (diff) | |
coresight: Introduce pause and resume APIs for source
Introduce APIs for pausing and resuming trace source and export as GPL
symbols.
Signed-off-by: Leo Yan <leo.yan@arm.com>
Reviewed-by: Mike Leach <mike.leach@linaro.org>
Reviewed-by: James Clark <james.clark@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20250401180708.385396-3-leo.yan@arm.com
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/coresight.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/coresight.h b/include/linux/coresight.h index 8abdd8b5c791..4ac65c68bbf4 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -398,6 +398,8 @@ struct coresight_ops_link { * is associated to. * @enable: enables tracing for a source. * @disable: disables tracing for a source. + * @resume_perf: resumes tracing for a source in perf session. + * @pause_perf: pauses tracing for a source in perf session. */ struct coresight_ops_source { int (*cpu_id)(struct coresight_device *csdev); @@ -405,6 +407,8 @@ struct coresight_ops_source { enum cs_mode mode, struct coresight_path *path); void (*disable)(struct coresight_device *csdev, struct perf_event *event); + int (*resume_perf)(struct coresight_device *csdev); + void (*pause_perf)(struct coresight_device *csdev); }; /** |