linux-kernel - [PATCH v3 06/14] coresight: Remove unused ETM Perf stubs

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Message-Id: <20240611150228.1802828-7-james.clark@arm.com>
Date: Tue, 11 Jun 2024 16:02:17 +0100
From: James Clark <james.clark@....com>
To: coresight@...ts.linaro.org,
	suzuki.poulose@....com,
	gankulkarni@...amperecomputing.com,
	mike.leach@...aro.org,
	leo.yan@...ux.dev,
	anshuman.khandual@....com
Cc: James Clark <james.clark@....com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Jiri Olsa <jolsa@...nel.org>,
	Ian Rogers <irogers@...gle.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	"Liang, Kan" <kan.liang@...ux.intel.com>,
	John Garry <john.g.garry@...cle.com>,
	Will Deacon <will@...nel.org>,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	linux-stm32@...md-mailman.stormreply.com,
	linux-perf-users@...r.kernel.org
Subject: [PATCH v3 06/14] coresight: Remove unused ETM Perf stubs

This file is never included anywhere if CONFIG_CORESIGHT is not set so
they are unused and aren't currently compile tested with any config so
remove them.

Reviewed-by: Anshuman Khandual <anshuman.khandual@....com>
Reviewed-by: Mike Leach <mike.leach@...aro.org>
Signed-off-by: James Clark <james.clark@....com>
---
 .../hwtracing/coresight/coresight-etm-perf.h   | 18 ------------------
 1 file changed, 18 deletions(-)

diff --git a/drivers/hwtracing/coresight/coresight-etm-perf.h b/drivers/hwtracing/coresight/coresight-etm-perf.h
index bebbadee2ceb..744531158d6b 100644
--- a/drivers/hwtracing/coresight/coresight-etm-perf.h
+++ b/drivers/hwtracing/coresight/coresight-etm-perf.h
@@ -62,7 +62,6 @@ struct etm_event_data {
 	struct list_head * __percpu *path;
 };
 
-#if IS_ENABLED(CONFIG_CORESIGHT)
 int etm_perf_symlink(struct coresight_device *csdev, bool link);
 int etm_perf_add_symlink_sink(struct coresight_device *csdev);
 void etm_perf_del_symlink_sink(struct coresight_device *csdev);
@@ -77,23 +76,6 @@ static inline void *etm_perf_sink_config(struct perf_output_handle *handle)
 int etm_perf_add_symlink_cscfg(struct device *dev,
 			       struct cscfg_config_desc *config_desc);
 void etm_perf_del_symlink_cscfg(struct cscfg_config_desc *config_desc);
-#else
-static inline int etm_perf_symlink(struct coresight_device *csdev, bool link)
-{ return -EINVAL; }
-int etm_perf_add_symlink_sink(struct coresight_device *csdev)
-{ return -EINVAL; }
-void etm_perf_del_symlink_sink(struct coresight_device *csdev) {}
-static inline void *etm_perf_sink_config(struct perf_output_handle *handle)
-{
-	return NULL;
-}
-int etm_perf_add_symlink_cscfg(struct device *dev,
-			       struct cscfg_config_desc *config_desc)
-{ return -EINVAL; }
-void etm_perf_del_symlink_cscfg(struct cscfg_config_desc *config_desc) {}
-
-#endif /* CONFIG_CORESIGHT */
-
 int __init etm_perf_init(void);
 void etm_perf_exit(void);
 
-- 
2.34.1