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    Subject[PATCH v4 09/30] coresight: Use coresight device names for sinks in PMU attribute
    Date
    From: Mathieu Poirier <mathieu.poirier@linaro.org>

    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>
    ---
    drivers/hwtracing/coresight/coresight-etm-perf.c | 8 ++++----
    1 file changed, 4 insertions(+), 4 deletions(-)

    diff --git a/drivers/hwtracing/coresight/coresight-etm-perf.c b/drivers/hwtracing/coresight/coresight-etm-perf.c
    index 3c62944..5c1ca0d 100644
    --- a/drivers/hwtracing/coresight/coresight-etm-perf.c
    +++ b/drivers/hwtracing/coresight/coresight-etm-perf.c
    @@ -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;

    --
    2.7.4
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