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authorMathieu Poirier <mathieu.poirier@linaro.org>2017-08-02 18:21:58 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-08-28 16:05:47 +0200
commit1655a3d6f3174f359bc0bf25312fa4057dc81c72 (patch)
tree252e7e9bf046e7d278502e84692de9f24f2a91ec /drivers/hwtracing/coresight
parentcoresight: Add barrier packet for synchronisation (diff)
downloadlinux-1655a3d6f3174f359bc0bf25312fa4057dc81c72.tar.xz
linux-1655a3d6f3174f359bc0bf25312fa4057dc81c72.zip
coresight: etb10: Move etb_disable_hw() outside of lock
Function etb_disable_hw() is already taking care of unlocking and locking the coresight access register and as such doesn't need to be placed within the unlock/lock of function etb_update_buffer(). Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/coresight')
-rw-r--r--drivers/hwtracing/coresight/coresight-etb10.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c
index 42360306f049..d0d186575c5d 100644
--- a/drivers/hwtracing/coresight/coresight-etb10.c
+++ b/drivers/hwtracing/coresight/coresight-etb10.c
@@ -376,8 +376,8 @@ static void etb_update_buffer(struct coresight_device *csdev,
capacity = drvdata->buffer_depth * ETB_FRAME_SIZE_WORDS;
- CS_UNLOCK(drvdata->base);
etb_disable_hw(drvdata);
+ CS_UNLOCK(drvdata->base);
/* unit is in words, not bytes */
read_ptr = readl_relaxed(drvdata->base + ETB_RAM_READ_POINTER);