media: rzg2l-cru: csi2: Use local variable for struct device in rzg2l_csi2_probe()

Use a local variable for the struct device pointers. This increases code
readability with shortened lines.

Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@bp.renesas.com>
Link: https://lore.kernel.org/r/20250411170624.472257-5-tommaso.merciai.xr@bp.renesas.com
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>

diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c
index 881e910dce0234323a6a1f721d232c404dc9cbd8..948f1917b830d6a224632b4e0cda370871655e68 100644 (file)
--- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c
+++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c
@@ -764,10 +764,11 @@ static const struct media_entity_operations rzg2l_csi2_entity_ops = {
 
 static int rzg2l_csi2_probe(struct platform_device *pdev)
 {
+       struct device *dev = &pdev->dev;
        struct rzg2l_csi2 *csi2;
        int ret;
 
-       csi2 = devm_kzalloc(&pdev->dev, sizeof(*csi2), GFP_KERNEL);
+       csi2 = devm_kzalloc(dev, sizeof(*csi2), GFP_KERNEL);
        if (!csi2)
                return -ENOMEM;
 
@@ -775,28 +776,28 @@ static int rzg2l_csi2_probe(struct platform_device *pdev)
        if (IS_ERR(csi2->base))
                return PTR_ERR(csi2->base);
 
-       csi2->cmn_rstb = devm_reset_control_get_exclusive(&pdev->dev, "cmn-rstb");
+       csi2->cmn_rstb = devm_reset_control_get_exclusive(dev, "cmn-rstb");
        if (IS_ERR(csi2->cmn_rstb))
-               return dev_err_probe(&pdev->dev, PTR_ERR(csi2->cmn_rstb),
+               return dev_err_probe(dev, PTR_ERR(csi2->cmn_rstb),
                                     "Failed to get cpg cmn-rstb\n");
 
-       csi2->presetn = devm_reset_control_get_shared(&pdev->dev, "presetn");
+       csi2->presetn = devm_reset_control_get_shared(dev, "presetn");
        if (IS_ERR(csi2->presetn))
-               return dev_err_probe(&pdev->dev, PTR_ERR(csi2->presetn),
+               return dev_err_probe(dev, PTR_ERR(csi2->presetn),
                                     "Failed to get cpg presetn\n");
 
-       csi2->sysclk = devm_clk_get(&pdev->dev, "system");
+       csi2->sysclk = devm_clk_get(dev, "system");
        if (IS_ERR(csi2->sysclk))
-               return dev_err_probe(&pdev->dev, PTR_ERR(csi2->sysclk),
+               return dev_err_probe(dev, PTR_ERR(csi2->sysclk),
                                     "Failed to get system clk\n");
 
-       csi2->vclk = devm_clk_get(&pdev->dev, "video");
+       csi2->vclk = devm_clk_get(dev, "video");
        if (IS_ERR(csi2->vclk))
-               return dev_err_probe(&pdev->dev, PTR_ERR(csi2->vclk),
+               return dev_err_probe(dev, PTR_ERR(csi2->vclk),
                                     "Failed to get video clock\n");
        csi2->vclk_rate = clk_get_rate(csi2->vclk);
 
-       csi2->dev = &pdev->dev;
+       csi2->dev = dev;
 
        platform_set_drvdata(pdev, csi2);
 
@@ -804,18 +805,18 @@ static int rzg2l_csi2_probe(struct platform_device *pdev)
        if (ret)
                return ret;
 
-       pm_runtime_enable(&pdev->dev);
+       pm_runtime_enable(dev);
 
        ret = rzg2l_validate_csi2_lanes(csi2);
        if (ret)
                goto error_pm;
 
-       csi2->subdev.dev = &pdev->dev;
+       csi2->subdev.dev = dev;
        v4l2_subdev_init(&csi2->subdev, &rzg2l_csi2_subdev_ops);
        csi2->subdev.internal_ops = &rzg2l_csi2_internal_ops;
-       v4l2_set_subdevdata(&csi2->subdev, &pdev->dev);
+       v4l2_set_subdevdata(&csi2->subdev, dev);
        snprintf(csi2->subdev.name, sizeof(csi2->subdev.name),
-                "csi-%s", dev_name(&pdev->dev));
+                "csi-%s", dev_name(dev));
        csi2->subdev.flags = V4L2_SUBDEV_FL_HAS_DEVNODE;
 
        csi2->subdev.entity.function = MEDIA_ENT_F_VID_IF_BRIDGE;
@@ -852,7 +853,7 @@ error_async:
        v4l2_async_nf_cleanup(&csi2->notifier);
        media_entity_cleanup(&csi2->subdev.entity);
 error_pm:
-       pm_runtime_disable(&pdev->dev);
+       pm_runtime_disable(dev);
 
        return ret;
 }