pinctrl: samsung: Use scope based of_node_put() cleanups
Use scope based of_node_put() cleanup to simplify code. Signed-off-by: Peng Fan <peng.fan@nxp.com> Link: https://lore.kernel.org/r/20240504-pinctrl-cleanup-v2-20-26c5f2dc1181@nxp.com Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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@ -662,7 +662,7 @@ static void exynos_irq_demux_eint16_31(struct irq_desc *desc)
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__init int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d)
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__init int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d)
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{
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{
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struct device *dev = d->dev;
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struct device *dev = d->dev;
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struct device_node *wkup_np = NULL;
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struct device_node *wkup_np __free(device_node) = NULL;
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struct device_node *np;
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struct device_node *np;
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struct samsung_pin_bank *bank;
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struct samsung_pin_bank *bank;
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struct exynos_weint_data *weint_data;
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struct exynos_weint_data *weint_data;
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@ -692,17 +692,14 @@ __init int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d)
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bank->irq_chip = devm_kmemdup(dev, irq_chip, sizeof(*irq_chip),
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bank->irq_chip = devm_kmemdup(dev, irq_chip, sizeof(*irq_chip),
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GFP_KERNEL);
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GFP_KERNEL);
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if (!bank->irq_chip) {
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if (!bank->irq_chip)
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of_node_put(wkup_np);
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return -ENOMEM;
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return -ENOMEM;
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}
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bank->irq_chip->chip.name = bank->name;
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bank->irq_chip->chip.name = bank->name;
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bank->irq_domain = irq_domain_create_linear(bank->fwnode,
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bank->irq_domain = irq_domain_create_linear(bank->fwnode,
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bank->nr_pins, &exynos_eint_irqd_ops, bank);
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bank->nr_pins, &exynos_eint_irqd_ops, bank);
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if (!bank->irq_domain) {
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if (!bank->irq_domain) {
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dev_err(dev, "wkup irq domain add failed\n");
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dev_err(dev, "wkup irq domain add failed\n");
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of_node_put(wkup_np);
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return -ENXIO;
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return -ENXIO;
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}
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}
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@ -715,10 +712,8 @@ __init int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d)
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weint_data = devm_kcalloc(dev,
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weint_data = devm_kcalloc(dev,
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bank->nr_pins, sizeof(*weint_data),
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bank->nr_pins, sizeof(*weint_data),
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GFP_KERNEL);
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GFP_KERNEL);
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if (!weint_data) {
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if (!weint_data)
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of_node_put(wkup_np);
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return -ENOMEM;
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return -ENOMEM;
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}
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for (idx = 0; idx < bank->nr_pins; ++idx) {
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for (idx = 0; idx < bank->nr_pins; ++idx) {
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irq = irq_of_parse_and_map(to_of_node(bank->fwnode), idx);
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irq = irq_of_parse_and_map(to_of_node(bank->fwnode), idx);
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@ -735,13 +730,10 @@ __init int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d)
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}
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}
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}
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}
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if (!muxed_banks) {
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if (!muxed_banks)
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of_node_put(wkup_np);
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return 0;
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return 0;
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}
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irq = irq_of_parse_and_map(wkup_np, 0);
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irq = irq_of_parse_and_map(wkup_np, 0);
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of_node_put(wkup_np);
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if (!irq) {
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if (!irq) {
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dev_err(dev, "irq number for muxed EINTs not found\n");
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dev_err(dev, "irq number for muxed EINTs not found\n");
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return 0;
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return 0;
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@ -251,7 +251,6 @@ static int samsung_dt_node_to_map(struct pinctrl_dev *pctldev,
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{
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{
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struct samsung_pinctrl_drv_data *drvdata;
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struct samsung_pinctrl_drv_data *drvdata;
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unsigned reserved_maps;
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unsigned reserved_maps;
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struct device_node *np;
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int ret;
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int ret;
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drvdata = pinctrl_dev_get_drvdata(pctldev);
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drvdata = pinctrl_dev_get_drvdata(pctldev);
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@ -266,12 +265,11 @@ static int samsung_dt_node_to_map(struct pinctrl_dev *pctldev,
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&reserved_maps,
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&reserved_maps,
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num_maps);
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num_maps);
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for_each_child_of_node(np_config, np) {
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for_each_child_of_node_scoped(np_config, np) {
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ret = samsung_dt_subnode_to_map(drvdata, pctldev->dev, np, map,
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ret = samsung_dt_subnode_to_map(drvdata, pctldev->dev, np, map,
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&reserved_maps, num_maps);
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&reserved_maps, num_maps);
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if (ret < 0) {
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if (ret < 0) {
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samsung_dt_free_map(pctldev, *map, *num_maps);
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samsung_dt_free_map(pctldev, *map, *num_maps);
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of_node_put(np);
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return ret;
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return ret;
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}
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}
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}
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}
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@ -849,16 +847,12 @@ static struct samsung_pmx_func *samsung_pinctrl_create_functions(
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* and create pin groups and pin function lists.
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* and create pin groups and pin function lists.
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*/
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*/
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func_cnt = 0;
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func_cnt = 0;
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for_each_child_of_node(dev_np, cfg_np) {
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for_each_child_of_node_scoped(dev_np, cfg_np) {
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struct device_node *func_np;
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if (!of_get_child_count(cfg_np)) {
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if (!of_get_child_count(cfg_np)) {
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ret = samsung_pinctrl_create_function(dev, drvdata,
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ret = samsung_pinctrl_create_function(dev, drvdata,
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cfg_np, func);
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cfg_np, func);
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if (ret < 0) {
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if (ret < 0)
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of_node_put(cfg_np);
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return ERR_PTR(ret);
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return ERR_PTR(ret);
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}
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if (ret > 0) {
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if (ret > 0) {
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++func;
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++func;
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++func_cnt;
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++func_cnt;
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@ -866,14 +860,11 @@ static struct samsung_pmx_func *samsung_pinctrl_create_functions(
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continue;
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continue;
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}
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}
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for_each_child_of_node(cfg_np, func_np) {
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for_each_child_of_node_scoped(cfg_np, func_np) {
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ret = samsung_pinctrl_create_function(dev, drvdata,
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ret = samsung_pinctrl_create_function(dev, drvdata,
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func_np, func);
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func_np, func);
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if (ret < 0) {
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if (ret < 0)
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of_node_put(func_np);
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of_node_put(cfg_np);
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return ERR_PTR(ret);
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return ERR_PTR(ret);
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}
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if (ret > 0) {
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if (ret > 0) {
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++func;
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++func;
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++func_cnt;
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++func_cnt;
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