The driver data no longer needs to be allocated separately in the static and dynamic probes. Moved the allocation into the low-level functions to avoid code duplication.
Reviewed-by: Anshuman Khandual anshuman.khandual@arm.com Reviewed-by: Yeoreum Yun yeoreum.yun@arm.com Tested-by: James Clark james.clark@linaro.org Signed-off-by: Leo Yan leo.yan@arm.com --- drivers/hwtracing/coresight/coresight-catu.c | 20 +++++++------------- drivers/hwtracing/coresight/coresight-cpu-debug.c | 21 +++++++-------------- drivers/hwtracing/coresight/coresight-tmc-core.c | 20 +++++++------------- 3 files changed, 21 insertions(+), 40 deletions(-)
diff --git a/drivers/hwtracing/coresight/coresight-catu.c b/drivers/hwtracing/coresight/coresight-catu.c index 0f476a0cbd740c233d039c5c411ca192681e2023..a3ccb7034ae14d7339bc2549bccadf11e28c45e2 100644 --- a/drivers/hwtracing/coresight/coresight-catu.c +++ b/drivers/hwtracing/coresight/coresight-catu.c @@ -515,11 +515,17 @@ static int __catu_probe(struct device *dev, struct resource *res) { int ret = 0; u32 dma_mask; - struct catu_drvdata *drvdata = dev_get_drvdata(dev); + struct catu_drvdata *drvdata; struct coresight_desc catu_desc; struct coresight_platform_data *pdata = NULL; void __iomem *base;
+ drvdata = devm_kzalloc(dev, sizeof(*drvdata), GFP_KERNEL); + if (!drvdata) + return -ENOMEM; + + dev_set_drvdata(dev, drvdata); + ret = coresight_get_enable_clocks(dev, &drvdata->pclk, &drvdata->atclk); if (ret) return ret; @@ -580,14 +586,8 @@ static int __catu_probe(struct device *dev, struct resource *res)
static int catu_probe(struct amba_device *adev, const struct amba_id *id) { - struct catu_drvdata *drvdata; int ret;
- drvdata = devm_kzalloc(&adev->dev, sizeof(*drvdata), GFP_KERNEL); - if (!drvdata) - return -ENOMEM; - - amba_set_drvdata(adev, drvdata); ret = __catu_probe(&adev->dev, &adev->res); if (!ret) pm_runtime_put(&adev->dev); @@ -627,18 +627,12 @@ static struct amba_driver catu_driver = { static int catu_platform_probe(struct platform_device *pdev) { struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - struct catu_drvdata *drvdata; int ret = 0;
- drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL); - if (!drvdata) - return -ENOMEM; - pm_runtime_get_noresume(&pdev->dev); pm_runtime_set_active(&pdev->dev); pm_runtime_enable(&pdev->dev);
- dev_set_drvdata(&pdev->dev, drvdata); ret = __catu_probe(&pdev->dev, res); pm_runtime_put(&pdev->dev); if (ret) diff --git a/drivers/hwtracing/coresight/coresight-cpu-debug.c b/drivers/hwtracing/coresight/coresight-cpu-debug.c index 5f6db2fb95d4623a0bab08828ae00442870abd7d..3edfb5d3d02056afcaab4da575d1101c68aeac80 100644 --- a/drivers/hwtracing/coresight/coresight-cpu-debug.c +++ b/drivers/hwtracing/coresight/coresight-cpu-debug.c @@ -562,10 +562,16 @@ static void debug_func_exit(void)
static int __debug_probe(struct device *dev, struct resource *res) { - struct debug_drvdata *drvdata = dev_get_drvdata(dev); + struct debug_drvdata *drvdata; void __iomem *base; int ret;
+ drvdata = devm_kzalloc(dev, sizeof(*drvdata), GFP_KERNEL); + if (!drvdata) + return -ENOMEM; + + dev_set_drvdata(dev, drvdata); + ret = coresight_get_enable_clocks(dev, &drvdata->pclk, NULL); if (ret) return ret; @@ -629,13 +635,6 @@ static int __debug_probe(struct device *dev, struct resource *res)
static int debug_probe(struct amba_device *adev, const struct amba_id *id) { - struct debug_drvdata *drvdata; - - drvdata = devm_kzalloc(&adev->dev, sizeof(*drvdata), GFP_KERNEL); - if (!drvdata) - return -ENOMEM; - - amba_set_drvdata(adev, drvdata); return __debug_probe(&adev->dev, &adev->res); }
@@ -694,14 +693,8 @@ static struct amba_driver debug_driver = { static int debug_platform_probe(struct platform_device *pdev) { struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - struct debug_drvdata *drvdata; int ret = 0;
- drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL); - if (!drvdata) - return -ENOMEM; - - dev_set_drvdata(&pdev->dev, drvdata); pm_runtime_get_noresume(&pdev->dev); pm_runtime_set_active(&pdev->dev); pm_runtime_enable(&pdev->dev); diff --git a/drivers/hwtracing/coresight/coresight-tmc-core.c b/drivers/hwtracing/coresight/coresight-tmc-core.c index 25c987e2d114881a4e4d8f6ed1791d183a64da5a..36599c431be6203e871fdcb8de569cc6701c52bb 100644 --- a/drivers/hwtracing/coresight/coresight-tmc-core.c +++ b/drivers/hwtracing/coresight/coresight-tmc-core.c @@ -775,10 +775,16 @@ static int __tmc_probe(struct device *dev, struct resource *res) u32 devid; void __iomem *base; struct coresight_platform_data *pdata = NULL; - struct tmc_drvdata *drvdata = dev_get_drvdata(dev); + struct tmc_drvdata *drvdata; struct coresight_desc desc = { 0 }; struct coresight_dev_list *dev_list = NULL;
+ drvdata = devm_kzalloc(dev, sizeof(*drvdata), GFP_KERNEL); + if (!drvdata) + return -ENOMEM; + + dev_set_drvdata(dev, drvdata); + ret = coresight_get_enable_clocks(dev, &drvdata->pclk, &drvdata->atclk); if (ret) return ret; @@ -888,14 +894,8 @@ static int __tmc_probe(struct device *dev, struct resource *res)
static int tmc_probe(struct amba_device *adev, const struct amba_id *id) { - struct tmc_drvdata *drvdata; int ret;
- drvdata = devm_kzalloc(&adev->dev, sizeof(*drvdata), GFP_KERNEL); - if (!drvdata) - return -ENOMEM; - - amba_set_drvdata(adev, drvdata); ret = __tmc_probe(&adev->dev, &adev->res); if (!ret) pm_runtime_put(&adev->dev); @@ -972,14 +972,8 @@ static struct amba_driver tmc_driver = { static int tmc_platform_probe(struct platform_device *pdev) { struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - struct tmc_drvdata *drvdata; int ret = 0;
- drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL); - if (!drvdata) - return -ENOMEM; - - dev_set_drvdata(&pdev->dev, drvdata); pm_runtime_get_noresume(&pdev->dev); pm_runtime_set_active(&pdev->dev); pm_runtime_enable(&pdev->dev);