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Message-Id: <20250318-james-coresight-claim-tags-v2-8-e9c8a9cde84e@linaro.org>
Date: Tue, 18 Mar 2025 16:22:02 +0000
From: James Clark <james.clark@...aro.org>
To: Suzuki K Poulose <suzuki.poulose@....com>,
Mike Leach <mike.leach@...aro.org>, James Clark <james.clark@...aro.org>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>, Suzuki.Poulose@....com,
leo.yan@....com
Cc: coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com
Subject: [PATCH v2 8/8] coresight: Remove extern from function declarations
Function declarations are extern by default so remove the extra noise
and inconsistency.
Reviewed-by: Leo Yan <leo.yan@....com>
Signed-off-by: James Clark <james.clark@...aro.org>
---
drivers/hwtracing/coresight/coresight-priv.h | 14 +++++------
include/linux/coresight.h | 35 ++++++++++++++--------------
2 files changed, 23 insertions(+), 26 deletions(-)
diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h
index 6e8cf55aee0a..ce91e0fbb497 100644
--- a/drivers/hwtracing/coresight/coresight-priv.h
+++ b/drivers/hwtracing/coresight/coresight-priv.h
@@ -60,10 +60,8 @@ struct cs_off_attribute {
u32 off;
};
-extern ssize_t coresight_simple_show32(struct device *_dev,
- struct device_attribute *attr, char *buf);
-extern ssize_t coresight_simple_show_pair(struct device *_dev,
- struct device_attribute *attr, char *buf);
+ssize_t coresight_simple_show32(struct device *_dev, struct device_attribute *attr, char *buf);
+ssize_t coresight_simple_show_pair(struct device *_dev, struct device_attribute *attr, char *buf);
#define coresight_simple_reg32(name, offset) \
(&((struct cs_off_attribute[]) { \
@@ -160,8 +158,8 @@ void coresight_path_assign_trace_id(struct coresight_path *path,
enum cs_mode mode);
#if IS_ENABLED(CONFIG_CORESIGHT_SOURCE_ETM3X)
-extern int etm_readl_cp14(u32 off, unsigned int *val);
-extern int etm_writel_cp14(u32 off, u32 val);
+int etm_readl_cp14(u32 off, unsigned int *val);
+int etm_writel_cp14(u32 off, u32 val);
#else
static inline int etm_readl_cp14(u32 off, unsigned int *val) { return 0; }
static inline int etm_writel_cp14(u32 off, u32 val) { return 0; }
@@ -172,8 +170,8 @@ struct cti_assoc_op {
void (*remove)(struct coresight_device *csdev);
};
-extern void coresight_set_cti_ops(const struct cti_assoc_op *cti_op);
-extern void coresight_remove_cti_ops(void);
+void coresight_set_cti_ops(const struct cti_assoc_op *cti_op);
+void coresight_remove_cti_ops(void);
/*
* Macros and inline functions to handle CoreSight UCI data and driver
diff --git a/include/linux/coresight.h b/include/linux/coresight.h
index 00134a80d358..8cb07c132b01 100644
--- a/include/linux/coresight.h
+++ b/include/linux/coresight.h
@@ -671,28 +671,27 @@ static inline void coresight_set_mode(struct coresight_device *csdev,
local_set(&csdev->mode, new_mode);
}
-extern struct coresight_device *
-coresight_register(struct coresight_desc *desc);
-extern void coresight_unregister(struct coresight_device *csdev);
-extern int coresight_enable_sysfs(struct coresight_device *csdev);
-extern void coresight_disable_sysfs(struct coresight_device *csdev);
-extern int coresight_timeout(struct csdev_access *csa, u32 offset,
- int position, int value);
+struct coresight_device *coresight_register(struct coresight_desc *desc);
+void coresight_unregister(struct coresight_device *csdev);
+int coresight_enable_sysfs(struct coresight_device *csdev);
+void coresight_disable_sysfs(struct coresight_device *csdev);
+int coresight_timeout(struct csdev_access *csa, u32 offset, int position, int value);
typedef void (*coresight_timeout_cb_t) (struct csdev_access *, u32, int, int);
-extern int coresight_timeout_action(struct csdev_access *csa, u32 offset,
- int position, int value,
- coresight_timeout_cb_t cb);
+int coresight_timeout_action(struct csdev_access *csa, u32 offset, int position, int value,
+ coresight_timeout_cb_t cb);
+int coresight_claim_device(struct coresight_device *csdev);
+int coresight_claim_device_unlocked(struct coresight_device *csdev);
-extern int coresight_claim_device(struct coresight_device *csdev);
-extern int coresight_claim_device_unlocked(struct coresight_device *csdev);
+int coresight_claim_device(struct coresight_device *csdev);
+int coresight_claim_device_unlocked(struct coresight_device *csdev);
void coresight_clear_self_claim_tag(struct csdev_access *csa);
void coresight_clear_self_claim_tag_unlocked(struct csdev_access *csa);
-extern void coresight_disclaim_device(struct coresight_device *csdev);
-extern void coresight_disclaim_device_unlocked(struct coresight_device *csdev);
-extern char *coresight_alloc_device_name(struct coresight_dev_list *devs,
+void coresight_disclaim_device(struct coresight_device *csdev);
+void coresight_disclaim_device_unlocked(struct coresight_device *csdev);
+char *coresight_alloc_device_name(struct coresight_dev_list *devs,
struct device *dev);
-extern bool coresight_loses_context_with_cpu(struct device *dev);
+bool coresight_loses_context_with_cpu(struct device *dev);
u32 coresight_relaxed_read32(struct coresight_device *csdev, u32 offset);
u32 coresight_read32(struct coresight_device *csdev, u32 offset);
@@ -705,8 +704,8 @@ void coresight_relaxed_write64(struct coresight_device *csdev,
u64 val, u32 offset);
void coresight_write64(struct coresight_device *csdev, u64 val, u32 offset);
-extern int coresight_get_cpu(struct device *dev);
-extern int coresight_get_static_trace_id(struct device *dev, u32 *id);
+int coresight_get_cpu(struct device *dev);
+int coresight_get_static_trace_id(struct device *dev, u32 *id);
struct coresight_platform_data *coresight_get_platform_data(struct device *dev);
struct coresight_connection *
--
2.34.1
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