linux-kernel - [PATCH v2 2/6] gpiolib: acpi: Remove index parameter from acpi_gpio_property

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Message-ID: <20250403160034.2680485-3-andriy.shevchenko@linux.intel.com>
Date: Thu,  3 Apr 2025 18:59:13 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	linux-gpio@...r.kernel.org,
	linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Mika Westerberg <westeri@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>
Subject: [PATCH v2 2/6] gpiolib: acpi: Remove index parameter from acpi_gpio_property_lookup()

In all cases the supplied index is the same as the passed one in
the struct acpi_gpio_lookup. Remove index parameter and reuse one
from the struct acpi_gpio_lookup instead.

add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-14 (-14)
Function                                     old     new   delta
acpi_get_gpiod_by_index                      462     456      -6
acpi_gpio_property_lookup                    425     417      -8
Total: Before=15375, After=15361, chg -0.09%

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/gpio/gpiolib-acpi.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 878b11c81c7b..afeb8d1c7102 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -830,17 +830,17 @@ static int acpi_gpio_resource_lookup(struct acpi_gpio_lookup *lookup,
 	return 0;
 }
 
-static int acpi_gpio_property_lookup(struct fwnode_handle *fwnode,
-				     const char *propname, int index,
+static int acpi_gpio_property_lookup(struct fwnode_handle *fwnode, const char *propname,
 				     struct acpi_gpio_lookup *lookup)
 {
 	struct fwnode_reference_args args;
+	unsigned int index = lookup->index;
 	unsigned int quirks = 0;
 	int ret;
 
 	memset(&args, 0, sizeof(args));
-	ret = __acpi_node_get_property_reference(fwnode, propname, index, 3,
-						 &args);
+
+	ret = __acpi_node_get_property_reference(fwnode, propname, index, 3, &args);
 	if (ret) {
 		struct acpi_device *adev;
 
@@ -905,8 +905,7 @@ static struct gpio_desc *acpi_get_gpiod_by_index(struct acpi_device *adev,
 	if (propname) {
 		dev_dbg(&adev->dev, "GPIO: looking up %s\n", propname);
 
-		ret = acpi_gpio_property_lookup(acpi_fwnode_handle(adev),
-						propname, index, &lookup);
+		ret = acpi_gpio_property_lookup(acpi_fwnode_handle(adev), propname, &lookup);
 		if (ret)
 			return ERR_PTR(ret);
 
@@ -955,7 +954,7 @@ static struct gpio_desc *acpi_get_gpiod_from_data(struct fwnode_handle *fwnode,
 	memset(&lookup, 0, sizeof(lookup));
 	lookup.index = index;
 
-	ret = acpi_gpio_property_lookup(fwnode, propname, index, &lookup);
+	ret = acpi_gpio_property_lookup(fwnode, propname, &lookup);
 	if (ret)
 		return ERR_PTR(ret);
 
-- 
2.47.2