From: "Peng Fan (OSS)" <peng.fan@oss.nxp.com>
To: Linus Walleij <linus.walleij@linaro.org>,
Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Dvorkin Dmitry <dvorkin@tibbo.com>,
Wells Lu <wellslutw@gmail.com>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre Torgue <alexandre.torgue@foss.st.com>,
Emil Renner Berthing <kernel@esmil.dk>,
Jianlong Huang <jianlong.huang@starfivetech.com>,
Hal Feng <hal.feng@starfivetech.com>,
Orson Zhai <orsonzhai@gmail.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Chunyan Zhang <zhang.lyra@gmail.com>,
Viresh Kumar <vireshk@kernel.org>,
Shiraz Hashim <shiraz.linux.kernel@gmail.com>,
soc@kernel.org, Krzysztof Kozlowski <krzk@kernel.org>,
Sylwester Nawrocki <s.nawrocki@samsung.com>,
Alim Akhtar <alim.akhtar@samsung.com>,
Geert Uytterhoeven <geert+renesas@glider.be>,
Patrice Chotard <patrice.chotard@foss.st.com>,
Heiko Stuebner <heiko@sntech.de>,
Damien Le Moal <dlemoal@kernel.org>,
Ludovic Desroches <ludovic.desroches@microchip.com>,
Nicolas Ferre <nicolas.ferre@microchip.com>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Claudiu Beznea <claudiu.beznea@tuxon.dev>,
Dong Aisheng <aisheng.dong@nxp.com>,
Fabio Estevam <festevam@gmail.com>,
Shawn Guo <shawnguo@kernel.org>, Jacky Bai <ping.bai@nxp.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Chester Lin <chester62515@gmail.com>,
Matthias Brugger <mbrugger@suse.com>,
Ghennadi Procopciuc <ghennadi.procopciuc@oss.nxp.com>,
Sean Wang <sean.wang@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Andrew Jeffery <andrew@codeconstruct.com.au>,
Joel Stanley <joel@jms.id.au>,
Dan Carpenter <dan.carpenter@linaro.org>,
Tony Lindgren <tony@atomide.com>,
Stephen Warren <swarren@wwwdotorg.org>
Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-tegra@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-stm32@st-md-mailman.stormreply.com,
linux-samsung-soc@vger.kernel.org,
linux-renesas-soc@vger.kernel.org,
linux-rockchip@lists.infradead.org,
linux-riscv@lists.infradead.org,
linux-mediatek@lists.infradead.org, imx@lists.linux.dev,
linux-aspeed@lists.ozlabs.org, openbmc@lists.ozlabs.org,
Peng Fan <peng.fan@nxp.com>
Subject: [PATCH v2 15/20] pinctrl: freescale: Use scope based of_node_put() cleanups
Date: Sat, 04 May 2024 21:20:13 +0800 [thread overview]
Message-ID: <20240504-pinctrl-cleanup-v2-15-26c5f2dc1181@nxp.com> (raw)
In-Reply-To: <20240504-pinctrl-cleanup-v2-0-26c5f2dc1181@nxp.com>
From: Peng Fan <peng.fan@nxp.com>
Use scope based of_node_put() cleanup to simplify code.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
drivers/pinctrl/freescale/pinctrl-imx.c | 25 +++++++------------------
drivers/pinctrl/freescale/pinctrl-imx1-core.c | 16 +++++-----------
drivers/pinctrl/freescale/pinctrl-mxs.c | 14 ++++----------
3 files changed, 16 insertions(+), 39 deletions(-)
diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c
index 2d3d80921c0d..2b7448e3cd65 100644
--- a/drivers/pinctrl/freescale/pinctrl-imx.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx.c
@@ -580,7 +580,6 @@ static int imx_pinctrl_parse_functions(struct device_node *np,
u32 index)
{
struct pinctrl_dev *pctl = ipctl->pctl;
- struct device_node *child;
struct function_desc *func;
struct group_desc *grp;
const char **group_names;
@@ -605,17 +604,15 @@ static int imx_pinctrl_parse_functions(struct device_node *np,
if (!group_names)
return -ENOMEM;
i = 0;
- for_each_child_of_node(np, child)
+ for_each_child_of_node_scoped(np, child)
group_names[i++] = child->name;
func->group_names = group_names;
i = 0;
- for_each_child_of_node(np, child) {
+ for_each_child_of_node_scoped(np, child) {
grp = devm_kzalloc(ipctl->dev, sizeof(*grp), GFP_KERNEL);
- if (!grp) {
- of_node_put(child);
+ if (!grp)
return -ENOMEM;
- }
mutex_lock(&ipctl->mutex);
radix_tree_insert(&pctl->pin_group_tree,
@@ -635,21 +632,13 @@ static int imx_pinctrl_parse_functions(struct device_node *np,
*/
static bool imx_pinctrl_dt_is_flat_functions(struct device_node *np)
{
- struct device_node *function_np;
- struct device_node *pinctrl_np;
-
- for_each_child_of_node(np, function_np) {
- if (of_property_read_bool(function_np, "fsl,pins")) {
- of_node_put(function_np);
+ for_each_child_of_node_scoped(np, function_np) {
+ if (of_property_read_bool(function_np, "fsl,pins"))
return true;
- }
- for_each_child_of_node(function_np, pinctrl_np) {
- if (of_property_read_bool(pinctrl_np, "fsl,pins")) {
- of_node_put(pinctrl_np);
- of_node_put(function_np);
+ for_each_child_of_node_scoped(function_np, pinctrl_np) {
+ if (of_property_read_bool(pinctrl_np, "fsl,pins"))
return false;
- }
}
}
diff --git a/drivers/pinctrl/freescale/pinctrl-imx1-core.c b/drivers/pinctrl/freescale/pinctrl-imx1-core.c
index 90c696046b38..af1ccfc90bff 100644
--- a/drivers/pinctrl/freescale/pinctrl-imx1-core.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx1-core.c
@@ -508,7 +508,6 @@ static int imx1_pinctrl_parse_functions(struct device_node *np,
struct imx1_pinctrl_soc_info *info,
u32 index)
{
- struct device_node *child;
struct imx1_pmx_func *func;
struct imx1_pin_group *grp;
int ret;
@@ -531,14 +530,12 @@ static int imx1_pinctrl_parse_functions(struct device_node *np,
if (!func->groups)
return -ENOMEM;
- for_each_child_of_node(np, child) {
+ for_each_child_of_node_scoped(np, child) {
func->groups[i] = child->name;
grp = &info->groups[grp_index++];
ret = imx1_pinctrl_parse_groups(child, grp, info, i++);
- if (ret == -ENOMEM) {
- of_node_put(child);
+ if (ret == -ENOMEM)
return ret;
- }
}
return 0;
@@ -548,7 +545,6 @@ static int imx1_pinctrl_parse_dt(struct platform_device *pdev,
struct imx1_pinctrl *pctl, struct imx1_pinctrl_soc_info *info)
{
struct device_node *np = pdev->dev.of_node;
- struct device_node *child;
int ret;
u32 nfuncs = 0;
u32 ngroups = 0;
@@ -557,7 +553,7 @@ static int imx1_pinctrl_parse_dt(struct platform_device *pdev,
if (!np)
return -ENODEV;
- for_each_child_of_node(np, child) {
+ for_each_child_of_node_scoped(np, child) {
++nfuncs;
ngroups += of_get_child_count(child);
}
@@ -579,12 +575,10 @@ static int imx1_pinctrl_parse_dt(struct platform_device *pdev,
if (!info->functions || !info->groups)
return -ENOMEM;
- for_each_child_of_node(np, child) {
+ for_each_child_of_node_scoped(np, child) {
ret = imx1_pinctrl_parse_functions(child, info, ifunc++);
- if (ret == -ENOMEM) {
- of_node_put(child);
+ if (ret == -ENOMEM)
return -ENOMEM;
- }
}
return 0;
diff --git a/drivers/pinctrl/freescale/pinctrl-mxs.c b/drivers/pinctrl/freescale/pinctrl-mxs.c
index e77311f26262..aee70fa55bec 100644
--- a/drivers/pinctrl/freescale/pinctrl-mxs.c
+++ b/drivers/pinctrl/freescale/pinctrl-mxs.c
@@ -490,16 +490,14 @@ static int mxs_pinctrl_probe_dt(struct platform_device *pdev,
/* Get groups for each function */
idxf = 0;
fn = fnull;
- for_each_child_of_node(np, child) {
+ for_each_child_of_node_scoped(np, child) {
if (is_mxs_gpio(child))
continue;
if (of_property_read_u32(child, "reg", &val)) {
ret = mxs_pinctrl_parse_group(pdev, child,
idxg++, NULL);
- if (ret) {
- of_node_put(child);
+ if (ret)
return ret;
- }
continue;
}
@@ -509,19 +507,15 @@ static int mxs_pinctrl_probe_dt(struct platform_device *pdev,
f->ngroups,
sizeof(*f->groups),
GFP_KERNEL);
- if (!f->groups) {
- of_node_put(child);
+ if (!f->groups)
return -ENOMEM;
- }
fn = child->name;
i = 0;
}
ret = mxs_pinctrl_parse_group(pdev, child, idxg++,
&f->groups[i++]);
- if (ret) {
- of_node_put(child);
+ if (ret)
return ret;
- }
}
return 0;
--
2.37.1
next prev parent reply other threads:[~2024-05-04 13:16 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-04 13:19 [PATCH v2 00/20] pinctrl: Use scope based of_node_put() cleanups Peng Fan (OSS)
2024-05-04 13:19 ` [PATCH v2 01/20] pinctrl: ti: iodelay: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 02/20] pinctrl: tegra: " Peng Fan (OSS)
2024-05-30 10:46 ` Thierry Reding
2024-05-04 13:20 ` [PATCH v2 03/20] pinctrl: stm32: " Peng Fan (OSS)
2024-05-17 6:11 ` Patrice CHOTARD
2024-05-27 12:56 ` Linus Walleij
2024-05-04 13:20 ` [PATCH v2 04/20] pinctrl: starfive: " Peng Fan (OSS)
2024-05-27 14:25 ` Markus Elfring
2024-05-30 8:41 ` Peng Fan
2024-05-30 9:40 ` [v2 " Markus Elfring
2024-05-04 13:20 ` [PATCH v2 05/20] pinctrl: sprd: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 06/20] pinctrl: spear: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 07/20] pinctrl: renesas: " Peng Fan (OSS)
2024-05-13 11:59 ` Geert Uytterhoeven
2024-05-13 12:04 ` Peng Fan
2024-05-13 20:51 ` Linus Walleij
2024-05-14 6:35 ` Geert Uytterhoeven
2024-05-14 7:33 ` Linus Walleij
2024-05-14 8:06 ` Geert Uytterhoeven
2024-05-30 9:02 ` Andy Shevchenko
2024-05-30 9:21 ` Geert Uytterhoeven
2024-05-04 13:20 ` [PATCH v2 08/20] pinctrl: st: " Peng Fan (OSS)
2024-05-17 6:44 ` Patrice CHOTARD
2024-05-27 12:57 ` Linus Walleij
2024-05-30 9:04 ` Andy Shevchenko
2024-05-04 13:20 ` [PATCH v2 09/20] pinctrl: rockchip: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 10/20] pinctrl: equilibrium: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 11/20] pinctrl: at91: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 12/20] pinctrl: s32cc: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 13/20] pinctrl: nomadik: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 14/20] pinctrl: mediatek: " Peng Fan (OSS)
2024-05-04 13:20 ` Peng Fan (OSS) [this message]
2024-05-04 13:20 ` [PATCH v2 16/20] pinctrl: bcm: bcm63xx: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 17/20] pinctrl: pinconf-generic: " Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 18/20] pinctrl: freescale: mxs: Fix refcount of child Peng Fan (OSS)
2024-05-27 15:56 ` Markus Elfring
2024-05-30 8:44 ` Peng Fan
2024-05-30 9:50 ` [v2 " Markus Elfring
2024-05-30 9:54 ` Peng Fan
2024-05-04 13:20 ` [PATCH v2 19/20] pinctrl: k210: Use scope based of_node_put() cleanups Peng Fan (OSS)
2024-05-04 13:20 ` [PATCH v2 20/20] pinctrl: samsung: " Peng Fan (OSS)
2024-05-30 11:56 ` [PATCH v2 00/20] pinctrl: " Geert Uytterhoeven
2024-05-31 3:07 ` Peng Fan
2024-05-31 7:06 ` Geert Uytterhoeven
2024-06-18 11:52 ` Peng Fan
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