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authorSuzuki K Poulose <suzuki.poulose@arm.com>2019-06-19 11:29:14 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-19 20:29:14 +0200
commitfa87fa79678d1072073925f2e83d42dc3132fe52 (patch)
tree85d3ec67bd6a07516a5c0e3331d08c8bb09524f6 /drivers/hwtracing
parentc95e224fee34b25bd0cc07cfcfa37816f50498bf (diff)
downloadlinux-fa87fa79678d1072073925f2e83d42dc3132fe52.tar.bz2
coresight: tpiu: Clean up device specific data
Switch to using the coresight device instead of the parent amba device. Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing')
-rw-r--r--drivers/hwtracing/coresight/coresight-tpiu.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/hwtracing/coresight/coresight-tpiu.c b/drivers/hwtracing/coresight/coresight-tpiu.c
index 63d9af31f57f..4dd3e7f63050 100644
--- a/drivers/hwtracing/coresight/coresight-tpiu.c
+++ b/drivers/hwtracing/coresight/coresight-tpiu.c
@@ -49,13 +49,11 @@
/**
* @base: memory mapped base address for this component.
- * @dev: the device entity associated to this component.
* @atclk: optional clock for the core parts of the TPIU.
* @csdev: component vitals needed by the framework.
*/
struct tpiu_drvdata {
void __iomem *base;
- struct device *dev;
struct clk *atclk;
struct coresight_device *csdev;
};
@@ -75,7 +73,7 @@ static int tpiu_enable(struct coresight_device *csdev, u32 mode, void *__unused)
tpiu_enable_hw(drvdata);
atomic_inc(csdev->refcnt);
- dev_dbg(drvdata->dev, "TPIU enabled\n");
+ dev_dbg(&csdev->dev, "TPIU enabled\n");
return 0;
}
@@ -104,7 +102,7 @@ static int tpiu_disable(struct coresight_device *csdev)
tpiu_disable_hw(drvdata);
- dev_dbg(drvdata->dev, "TPIU disabled\n");
+ dev_dbg(&csdev->dev, "TPIU disabled\n");
return 0;
}
@@ -139,7 +137,6 @@ static int tpiu_probe(struct amba_device *adev, const struct amba_id *id)
if (!drvdata)
return -ENOMEM;
- drvdata->dev = &adev->dev;
drvdata->atclk = devm_clk_get(&adev->dev, "atclk"); /* optional */
if (!IS_ERR(drvdata->atclk)) {
ret = clk_prepare_enable(drvdata->atclk);