coresight: Add coresight prefix to barrier_pkt

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

Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mian Yousaf Kaukab <ykaukab@suse.de>
Signed-off-by: Tingwei Zhang <tingwei@codeaurora.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20200928163513.70169-5-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c
index 03e3f2590191a65c57bd79e72adcf231f76f7037..04ee9cda988de8baeda7f10c42fd5ccf6baef721 100644 (file)
--- 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 28695e26e5c6c74553c8e1bd79ea981f16a2d3bb..d638c7d48815a0e35c0c449a8daa46b49b9648f2 100644 (file)
--- 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 +104,9 @@ 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 6375504ba8b00d90e692fc2e025361a3340b1ae8..44402d413ebbdf02c8ab293f27a6dd1b6e4096c8 100644 (file)
--- 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 bb4f9e0a5438dba4d16cf8dcd4f99fa62278aeb0..ae40bb0539fd1b561925fea8d4ca5d197d1165a8 100644 (file)
--- a/drivers/hwtracing/coresight/coresight.c
+++ b/drivers/hwtracing/coresight/coresight.c
@@ -53,7 +53,7 @@ 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)
 {