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From: Tingwei Zhang <tingwei@codeaurora.org>
To: Mathieu Poirier <mathieu.poirier@linaro.org>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Mike Leach <mike.leach@linaro.org>
Cc: tsoni@codeaurora.org,
	Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>,
	Kim Phillips <kim.phillips@arm.com>,
	Mao Jinlong <jinlmao@codeaurora.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	coresight@lists.linaro.org, Randy Dunlap <rdunlap@infradead.org>,
	Mian Yousaf Kaukab <ykaukab@suse.de>,
	Russell King <linux@armlinux.org.uk>,
	Tingwei Zhang <tingwei@codeaurora.org>,
	Leo Yan <leo.yan@linaro.org>,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 04/20] coresight: add coresight prefix to barrier_pkt
Date: Thu, 23 Jul 2020 12:27:46 +0800	[thread overview]
Message-ID: <20200723042802.22511-5-tingwei@codeaurora.org> (raw)
In-Reply-To: <20200723042802.22511-1-tingwei@codeaurora.org>

Add coresight prefix to make it specific. It will be a export symbol.

Signed-off-by: Mian Yousaf Kaukab <ykaukab@suse.de>
Signed-off-by: Tingwei Zhang <tingwei@codeaurora.org>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
---
 drivers/hwtracing/coresight/coresight-etb10.c   | 2 +-
 drivers/hwtracing/coresight/coresight-priv.h    | 8 ++++----
 drivers/hwtracing/coresight/coresight-tmc-etf.c | 2 +-
 drivers/hwtracing/coresight/coresight.c         | 3 ++-
 4 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c
index 03e3f2590191..04ee9cda988d 100644
--- a/drivers/hwtracing/coresight/coresight-etb10.c
+++ b/drivers/hwtracing/coresight/coresight-etb10.c
@@ -525,7 +525,7 @@ static unsigned long etb_update_buffer(struct coresight_device *csdev,
 
 	cur = buf->cur;
 	offset = buf->offset;
-	barrier = barrier_pkt;
+	barrier = coresight_barrier_pkt;
 
 	for (i = 0; i < to_read; i += 4) {
 		buf_ptr = buf->data_pages[cur] + offset;
diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h
index d801a2755432..dcb8aeb6af62 100644
--- a/drivers/hwtracing/coresight/coresight-priv.h
+++ b/drivers/hwtracing/coresight/coresight-priv.h
@@ -66,8 +66,8 @@ static DEVICE_ATTR_RO(name)
 #define coresight_simple_reg64(type, name, lo_off, hi_off)		\
 	__coresight_simple_func(type, NULL, name, lo_off, hi_off)
 
-extern const u32 barrier_pkt[4];
-#define CORESIGHT_BARRIER_PKT_SIZE (sizeof(barrier_pkt))
+extern const u32 coresight_barrier_pkt[4];
+#define CORESIGHT_BARRIER_PKT_SIZE (sizeof(coresight_barrier_pkt))
 
 enum etm_addr_type {
 	ETM_ADDR_TYPE_NONE,
@@ -104,10 +104,10 @@ struct cs_buffers {
 static inline void coresight_insert_barrier_packet(void *buf)
 {
 	if (buf)
-		memcpy(buf, barrier_pkt, CORESIGHT_BARRIER_PKT_SIZE);
+		memcpy(buf, coresight_barrier_pkt,
+				CORESIGHT_BARRIER_PKT_SIZE);
 }
 
-
 static inline void CS_LOCK(void __iomem *addr)
 {
 	do {
diff --git a/drivers/hwtracing/coresight/coresight-tmc-etf.c b/drivers/hwtracing/coresight/coresight-tmc-etf.c
index 6375504ba8b0..44402d413ebb 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-etf.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-etf.c
@@ -519,7 +519,7 @@ static unsigned long tmc_update_etf_buffer(struct coresight_device *csdev,
 
 	cur = buf->cur;
 	offset = buf->offset;
-	barrier = barrier_pkt;
+	barrier = coresight_barrier_pkt;
 
 	/* for every byte to read */
 	for (i = 0; i < to_read; i += 4) {
diff --git a/drivers/hwtracing/coresight/coresight.c b/drivers/hwtracing/coresight/coresight.c
index e9c90f2de34a..310b1b825dd1 100644
--- a/drivers/hwtracing/coresight/coresight.c
+++ b/drivers/hwtracing/coresight/coresight.c
@@ -53,7 +53,8 @@ static struct list_head *stm_path;
  * beginning of the data collected in a buffer.  That way the decoder knows that
  * it needs to look for another sync sequence.
  */
-const u32 barrier_pkt[4] = {0x7fffffff, 0x7fffffff, 0x7fffffff, 0x7fffffff};
+const u32 coresight_barrier_pkt[4] = {
+		0x7fffffff, 0x7fffffff, 0x7fffffff, 0x7fffffff};
 
 static int coresight_id_match(struct device *dev, void *data)
 {
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project


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  parent reply	other threads:[~2020-07-23  4:31 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-23  4:27 [PATCH v4 00/20] coresight: allow to build coresight as modules Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 01/20] coresight: cpu_debug: add module name in Kconfig Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 02/20] coresight: cpu_debug: define MODULE_DEVICE_TABLE Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 03/20] coresight: use IS_ENABLED for CONFIGs that may be modules Tingwei Zhang
2020-07-23  4:27 ` Tingwei Zhang [this message]
2020-07-23  4:27 ` [PATCH v4 05/20] coresight: export global symbols Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 06/20] coresight: add try_get_module() in coresight_grab_device() Tingwei Zhang
2020-07-23 10:55   ` Mike Leach
2020-07-25 10:05     ` Tingwei Zhang
2020-07-25 13:51       ` Mike Leach
2020-07-26  1:32         ` Tingwei Zhang
2020-07-27 17:04           ` Mike Leach
2020-07-28  1:07             ` Tingwei Zhang
2020-07-28 10:08               ` Mike Leach
2020-07-28 11:17                 ` Tingwei Zhang
2020-07-28 20:25                   ` Mike Leach
2020-07-23 11:07   ` Greg Kroah-Hartman
2020-07-23 18:04     ` Mathieu Poirier
2020-07-23 18:18       ` Greg Kroah-Hartman
2020-07-23 19:15         ` Mathieu Poirier
2020-07-24  0:41           ` Tingwei Zhang
2020-07-24  7:36     ` Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 07/20] allow to build coresight-stm as a module, for ease of development Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 08/20] coresight: allow etm3x to be built as a module Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 09/20] coresight: allow etm4x " Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 10/20] coresight: allow etb " Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 11/20] coresight: allow tpiu " Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 12/20] coresight: allow tmc " Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 13/20] coresight: remove multiple init calls from funnel driver Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 14/20] coresight: remove multiple init calls from replicator driver Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 15/20] coresight: allow funnel and replicator drivers to be built as modules Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 16/20] coresight: cti: add function to register cti associate ops Tingwei Zhang
2020-07-23  4:27 ` [PATCH v4 17/20] coresight: allow cti to be built as a module Tingwei Zhang
2020-07-23  4:28 ` [PATCH v4 18/20] coresight: tmc-etr: add function to register catu ops Tingwei Zhang
2020-07-23  4:28 ` [PATCH v4 19/20] coresight: allow catu drivers to be built as modules Tingwei Zhang
2020-07-23  4:28 ` [PATCH v4 20/20] coresight: allow the coresight core driver to be built as a module Tingwei Zhang
2020-07-23 11:03 ` [PATCH v4 00/20] coresight: allow to build coresight as modules Mike Leach
2020-07-24  0:37   ` Tingwei Zhang

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