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Date: Mon, 15 Apr 2019 17:03:52 +0100 From: Suzuki K Poulose <suzuki.poulose@....com> To: linux-arm-kernel@...ts.infradead.org Cc: linux-kernel@...r.kernel.org, coresight@...ts.linaro.org, mathieu.poirier@...aro.org, mike.leach@...aro.org, rjw@...ysocki.net, robert.walker@....com, Suzuki K Poulose <suzuki.poulose@....com> Subject: [PATCH v2 09/36] coresight: catu: Cleanup device specific data Switch to using the CoreSight device instead of the real amba device. Cc: Mathieu Poirier <mathieu.poirier@...aro.org> Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com> --- drivers/hwtracing/coresight/coresight-catu.c | 13 +++++++------ drivers/hwtracing/coresight/coresight-catu.h | 1 - 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-catu.c b/drivers/hwtracing/coresight/coresight-catu.c index ba3c005..14d1cf5 100644 --- a/drivers/hwtracing/coresight/coresight-catu.c +++ b/drivers/hwtracing/coresight/coresight-catu.c @@ -408,13 +408,14 @@ static int catu_enable_hw(struct catu_drvdata *drvdata, void *data) int rc; u32 control, mode; struct etr_buf *etr_buf = data; + struct device *dev = &drvdata->csdev->dev; if (catu_wait_for_ready(drvdata)) - dev_warn(drvdata->dev, "Timeout while waiting for READY\n"); + dev_warn(dev, "Timeout while waiting for READY\n"); control = catu_read_control(drvdata); if (control & BIT(CATU_CONTROL_ENABLE)) { - dev_warn(drvdata->dev, "CATU is already enabled\n"); + dev_warn(dev, "CATU is already enabled\n"); return -EBUSY; } @@ -440,7 +441,7 @@ static int catu_enable_hw(struct catu_drvdata *drvdata, void *data) catu_write_irqen(drvdata, 0); catu_write_mode(drvdata, mode); catu_write_control(drvdata, control); - dev_dbg(drvdata->dev, "Enabled in %s mode\n", + dev_dbg(dev, "Enabled in %s mode\n", (mode == CATU_MODE_PASS_THROUGH) ? "Pass through" : "Translate"); @@ -461,15 +462,16 @@ static int catu_enable(struct coresight_device *csdev, void *data) static int catu_disable_hw(struct catu_drvdata *drvdata) { int rc = 0; + struct device *dev = &drvdata->csdev->dev; catu_write_control(drvdata, 0); coresight_disclaim_device_unlocked(drvdata->base); if (catu_wait_for_ready(drvdata)) { - dev_info(drvdata->dev, "Timeout while waiting for READY\n"); + dev_info(dev, "Timeout while waiting for READY\n"); rc = -EAGAIN; } - dev_dbg(drvdata->dev, "Disabled\n"); + dev_dbg(dev, "Disabled\n"); return rc; } @@ -519,7 +521,6 @@ static int catu_probe(struct amba_device *adev, const struct amba_id *id) goto out; } - drvdata->dev = dev; dev_set_drvdata(dev, drvdata); base = devm_ioremap_resource(dev, &adev->res); if (IS_ERR(base)) { diff --git a/drivers/hwtracing/coresight/coresight-catu.h b/drivers/hwtracing/coresight/coresight-catu.h index 1b281f0..96ea8c4 100644 --- a/drivers/hwtracing/coresight/coresight-catu.h +++ b/drivers/hwtracing/coresight/coresight-catu.h @@ -61,7 +61,6 @@ #define CATU_IRQEN_OFF 0x0 struct catu_drvdata { - struct device *dev; void __iomem *base; struct coresight_device *csdev; int irq; -- 2.7.4
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