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UPSTREAM: coresight: Use coresight device names for sinks in PMU attribute

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(Upstream commit 6887cfa075).

Move to using the coresight device name instead of the parent
device name for SINK attribute for PMU.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Bug: 140266694
Change-Id: Ied117c17cd4ef9f0ebe6826689e73d2479a2cab0
Signed-off-by: Yabin Cui <yabinc@google.com>
This commit is contained in:
Mathieu Poirier
2019-06-19 11:29:18 -06:00
committed by Yabin Cui
parent 2e9ed22ec8
commit 9814e4dfde
1 changed files with 4 additions and 4 deletions
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8
drivers/hwtracing/coresight/coresight-etm-perf.c
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@@ -523,7 +523,7 @@ int etm_perf_add_symlink_sink(struct coresight_device *csdev)
unsigned long hash;
const char *name;
struct device *pmu_dev = etm_pmu.dev;
struct device *pdev = csdev->dev.parent;
struct device *dev = &csdev->dev;
struct dev_ext_attribute *ea;
if (csdev->type != CORESIGHT_DEV_TYPE_SINK &&
@@ -536,15 +536,15 @@ int etm_perf_add_symlink_sink(struct coresight_device *csdev)
if (!etm_perf_up)
return -EPROBE_DEFER;
ea = devm_kzalloc(pdev, sizeof(*ea), GFP_KERNEL);
ea = devm_kzalloc(dev, sizeof(*ea), GFP_KERNEL);
if (!ea)
return -ENOMEM;
name = dev_name(pdev);
name = dev_name(dev);
/* See function coresight_get_sink_by_id() to know where this is used */
hash = hashlen_hash(hashlen_string(NULL, name));
ea->attr.attr.name = devm_kstrdup(pdev, name, GFP_KERNEL);
ea->attr.attr.name = devm_kstrdup(dev, name, GFP_KERNEL);
if (!ea->attr.attr.name)
return -ENOMEM;