[PATCH v4 05/30] coresight: tpiu: Clean up device specific data

From: Suzuki K Poulose
Date: Wed May 22 2019 - 06:39:56 EST


Switch to using the coresight device instead of the parent
amba device.

Reviewed-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@xxxxxxx>
---
drivers/hwtracing/coresight/coresight-tpiu.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/hwtracing/coresight/coresight-tpiu.c b/drivers/hwtracing/coresight/coresight-tpiu.c
index 63d9af3..4dd3e7f 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);
--
2.7.4