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authorSuzuki K Poulose <suzuki.poulose@arm.com>2019-05-22 11:34:51 +0100
committerMathieu Poirier <mathieu.poirier@linaro.org>2019-06-04 11:46:52 -0600
commitf59826bd58d286125e08304016a43cd43fb69d50 (patch)
treef94ba495a7b900c2169945d74146bcca8c6f139c
parentd355f4e464a8a06c8a80711d635ab6dc97f63602 (diff)
coresight: Remove cpu field from platform data
CPU field is only used by ETMs and there is a separate API for fetching the same. So, let us use that instead of using the common platform probing helper. Also, remove it from the platform_data. Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
-rw-r--r--drivers/hwtracing/coresight/coresight-etm3x.c2
-rw-r--r--drivers/hwtracing/coresight/coresight-etm4x.c2
-rw-r--r--drivers/hwtracing/coresight/coresight-platform.c1
-rw-r--r--include/linux/coresight.h2
4 files changed, 2 insertions, 5 deletions
diff --git a/drivers/hwtracing/coresight/coresight-etm3x.c b/drivers/hwtracing/coresight/coresight-etm3x.c
index fa2164ff07c2..722fab9632ef 100644
--- a/drivers/hwtracing/coresight/coresight-etm3x.c
+++ b/drivers/hwtracing/coresight/coresight-etm3x.c
@@ -819,7 +819,7 @@ static int etm_probe(struct amba_device *adev, const struct amba_id *id)
return ret;
}
- drvdata->cpu = pdata ? pdata->cpu : 0;
+ drvdata->cpu = coresight_get_cpu(dev);
cpus_read_lock();
etmdrvdata[drvdata->cpu] = drvdata;
diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c b/drivers/hwtracing/coresight/coresight-etm4x.c
index 4355b2e8c308..03576f3ed22d 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x.c
@@ -1105,7 +1105,7 @@ static int etm4_probe(struct amba_device *adev, const struct amba_id *id)
spin_lock_init(&drvdata->spinlock);
- drvdata->cpu = pdata ? pdata->cpu : 0;
+ drvdata->cpu = coresight_get_cpu(dev);
cpus_read_lock();
etmdrvdata[drvdata->cpu] = drvdata;
diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c
index ba8c14635c6b..541e500a83c2 100644
--- a/drivers/hwtracing/coresight/coresight-platform.c
+++ b/drivers/hwtracing/coresight/coresight-platform.c
@@ -325,7 +325,6 @@ coresight_get_platform_data(struct device *dev)
/* Use device name as sysfs handle */
pdata->name = dev_name(dev);
- pdata->cpu = coresight_get_cpu(dev);
if (is_of_node(fwnode))
ret = of_get_coresight_platform_data(dev, pdata);
diff --git a/include/linux/coresight.h b/include/linux/coresight.h
index 98a4440dea3e..bf241dbf99c5 100644
--- a/include/linux/coresight.h
+++ b/include/linux/coresight.h
@@ -91,14 +91,12 @@ union coresight_dev_subtype {
/**
* struct coresight_platform_data - data harvested from the DT specification
- * @cpu: the CPU a source belongs to. Only applicable for ETM/PTMs.
* @name: name of the component as shown under sysfs.
* @nr_inport: number of input ports for this component.
* @nr_outport: number of output ports for this component.
* @conns: Array of nr_outport connections from this component
*/
struct coresight_platform_data {
- int cpu;
const char *name;
int nr_inport;
int nr_outport;