thermal/drivers/exynos: Simplify probe() with local dev variable

Simplify the probe() function by using local 'dev' instead of
&pdev->dev.  While touching devm_kzalloc(), use preferred sizeof(*)
syntax.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20240709-thermal-probe-v1-4-241644e2b6e0@linaro.org
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 6482513bfe66981a14cfb5f90cd0a4865fccc90c..1152871cc9826a022702af09eb62977b908f6b77 100644 (file)
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -1004,11 +1004,11 @@ static const struct thermal_zone_device_ops exynos_sensor_ops = {
 
 static int exynos_tmu_probe(struct platform_device *pdev)
 {
+       struct device *dev = &pdev->dev;
        struct exynos_tmu_data *data;
        int ret;
 
-       data = devm_kzalloc(&pdev->dev, sizeof(struct exynos_tmu_data),
-                                       GFP_KERNEL);
+       data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
        if (!data)
                return -ENOMEM;
 
@@ -1020,7 +1020,7 @@ static int exynos_tmu_probe(struct platform_device *pdev)
         * TODO: Add regulator as an SOC feature, so that regulator enable
         * is a compulsory call.
         */
-       ret = devm_regulator_get_enable_optional(&pdev->dev, "vtmu");
+       ret = devm_regulator_get_enable_optional(dev, "vtmu");
        switch (ret) {
        case 0:
        case -ENODEV:
@@ -1028,8 +1028,7 @@ static int exynos_tmu_probe(struct platform_device *pdev)
        case -EPROBE_DEFER:
                return -EPROBE_DEFER;
        default:
-               dev_err(&pdev->dev, "Failed to get enabled regulator: %d\n",
-                       ret);
+               dev_err(dev, "Failed to get enabled regulator: %d\n", ret);
                return ret;
        }
 
@@ -1037,44 +1036,44 @@ static int exynos_tmu_probe(struct platform_device *pdev)
        if (ret)
                return ret;
 
-       data->clk = devm_clk_get(&pdev->dev, "tmu_apbif");
+       data->clk = devm_clk_get(dev, "tmu_apbif");
        if (IS_ERR(data->clk)) {
-               dev_err(&pdev->dev, "Failed to get clock\n");
+               dev_err(dev, "Failed to get clock\n");
                return PTR_ERR(data->clk);
        }
 
-       data->clk_sec = devm_clk_get(&pdev->dev, "tmu_triminfo_apbif");
+       data->clk_sec = devm_clk_get(dev, "tmu_triminfo_apbif");
        if (IS_ERR(data->clk_sec)) {
                if (data->soc == SOC_ARCH_EXYNOS5420_TRIMINFO) {
-                       dev_err(&pdev->dev, "Failed to get triminfo clock\n");
+                       dev_err(dev, "Failed to get triminfo clock\n");
                        return PTR_ERR(data->clk_sec);
                }
        } else {
                ret = clk_prepare(data->clk_sec);
                if (ret) {
-                       dev_err(&pdev->dev, "Failed to get clock\n");
+                       dev_err(dev, "Failed to get clock\n");
                        return ret;
                }
        }
 
        ret = clk_prepare(data->clk);
        if (ret) {
-               dev_err(&pdev->dev, "Failed to get clock\n");
+               dev_err(dev, "Failed to get clock\n");
                goto err_clk_sec;
        }
 
        switch (data->soc) {
        case SOC_ARCH_EXYNOS5433:
        case SOC_ARCH_EXYNOS7:
-               data->sclk = devm_clk_get(&pdev->dev, "tmu_sclk");
+               data->sclk = devm_clk_get(dev, "tmu_sclk");
                if (IS_ERR(data->sclk)) {
-                       dev_err(&pdev->dev, "Failed to get sclk\n");
+                       dev_err(dev, "Failed to get sclk\n");
                        ret = PTR_ERR(data->sclk);
                        goto err_clk;
                } else {
                        ret = clk_prepare_enable(data->sclk);
                        if (ret) {
-                               dev_err(&pdev->dev, "Failed to enable sclk\n");
+                               dev_err(dev, "Failed to enable sclk\n");
                                goto err_clk;
                        }
                }
@@ -1085,33 +1084,32 @@ static int exynos_tmu_probe(struct platform_device *pdev)
 
        ret = exynos_tmu_initialize(pdev);
        if (ret) {
-               dev_err(&pdev->dev, "Failed to initialize TMU\n");
+               dev_err(dev, "Failed to initialize TMU\n");
                goto err_sclk;
        }
 
-       data->tzd = devm_thermal_of_zone_register(&pdev->dev, 0, data,
+       data->tzd = devm_thermal_of_zone_register(dev, 0, data,
                                                  &exynos_sensor_ops);
        if (IS_ERR(data->tzd)) {
                ret = PTR_ERR(data->tzd);
                if (ret != -EPROBE_DEFER)
-                       dev_err(&pdev->dev, "Failed to register sensor: %d\n",
-                               ret);
+                       dev_err(dev, "Failed to register sensor: %d\n", ret);
                goto err_sclk;
        }
 
        ret = exynos_thermal_zone_configure(pdev);
        if (ret) {
-               dev_err(&pdev->dev, "Failed to configure the thermal zone\n");
+               dev_err(dev, "Failed to configure the thermal zone\n");
                goto err_sclk;
        }
 
-       ret = devm_request_threaded_irq(&pdev->dev, data->irq, NULL,
+       ret = devm_request_threaded_irq(dev, data->irq, NULL,
                                        exynos_tmu_threaded_irq,
                                        IRQF_TRIGGER_RISING
                                                | IRQF_SHARED | IRQF_ONESHOT,
-                                       dev_name(&pdev->dev), data);
+                                       dev_name(dev), data);
        if (ret) {
-               dev_err(&pdev->dev, "Failed to request irq: %d\n", data->irq);
+               dev_err(dev, "Failed to request irq: %d\n", data->irq);
                goto err_sclk;
        }