linux-kernel - [PATCH v1 1/2] gpiolib: legacy: Kill GPIOF_INIT

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Message-ID: <20240828142554.2424189-2-andriy.shevchenko@linux.intel.com>
Date: Wed, 28 Aug 2024 17:23:57 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Linus Walleij <linus.walleij@...aro.org>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	linux-mips@...r.kernel.org,
	linux-gpio@...r.kernel.org
Cc: Hartley Sweeten <hsweeten@...ionengravers.com>,
	Alexander Sverdlin <alexander.sverdlin@...il.com>,
	Russell King <linux@...linux.org.uk>,
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
	Bartosz Golaszewski <brgl@...ev.pl>
Subject: [PATCH v1 1/2] gpiolib: legacy: Kill GPIOF_INIT_* definitions

Besides the fact that (old) drivers use wrong definitions, e.g.,
GPIOF_INIT_HIGH instead of GPIOF_OUT_INIT_HIGH, shrink the legacy
definitions by killing those GPIOF_INIT_* completely.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 arch/arm/mach-ep93xx/vision_ep9307.c      | 3 +--
 arch/mips/bcm63xx/boards/board_bcm963xx.c | 2 +-
 drivers/gpio/gpiolib-legacy.c             | 3 +--
 include/linux/gpio.h                      | 7 ++-----
 4 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/arch/arm/mach-ep93xx/vision_ep9307.c b/arch/arm/mach-ep93xx/vision_ep9307.c
index 9471938df64c..02c5a4724192 100644
--- a/arch/arm/mach-ep93xx/vision_ep9307.c
+++ b/arch/arm/mach-ep93xx/vision_ep9307.c
@@ -76,8 +76,7 @@ static int vision_lcd_setup(struct platform_device *pdev)
 {
 	int err;
 
-	err = gpio_request_one(VISION_LCD_ENABLE, GPIOF_INIT_HIGH,
-				dev_name(&pdev->dev));
+	err = gpio_request_one(VISION_LCD_ENABLE, GPIOF_OUT_INIT_HIGH, dev_name(&pdev->dev));
 	if (err)
 		return err;
 
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index 99f321b6e417..9cc8fbf218a5 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -42,7 +42,7 @@ static struct board_info __initdata board_cvg834g = {
 	.expected_cpu_id = 0x3368,
 
 	.ephy_reset_gpio = 36,
-	.ephy_reset_gpio_flags = GPIOF_INIT_HIGH,
+	.ephy_reset_gpio_flags = GPIOF_OUT_INIT_HIGH,
 	.has_pci = 1,
 	.has_uart0 = 1,
 	.has_uart1 = 1,
diff --git a/drivers/gpio/gpiolib-legacy.c b/drivers/gpio/gpiolib-legacy.c
index d27142418f9f..51d5fe203111 100644
--- a/drivers/gpio/gpiolib-legacy.c
+++ b/drivers/gpio/gpiolib-legacy.c
@@ -46,8 +46,7 @@ int gpio_request_one(unsigned gpio, unsigned long flags, const char *label)
 	if (flags & GPIOF_DIR_IN)
 		err = gpiod_direction_input(desc);
 	else
-		err = gpiod_direction_output_raw(desc,
-				(flags & GPIOF_INIT_HIGH) ? 1 : 0);
+		err = gpiod_direction_output_raw(desc, !!(flags & GPIOF_OUT_INIT_HIGH));
 
 	if (err)
 		goto free_gpio;
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index 063f71b18a7c..4af8ad114557 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -20,12 +20,9 @@ struct device;
 #define GPIOF_DIR_OUT	(0 << 0)
 #define GPIOF_DIR_IN	(1 << 0)
 
-#define GPIOF_INIT_LOW	(0 << 1)
-#define GPIOF_INIT_HIGH	(1 << 1)
-
 #define GPIOF_IN		(GPIOF_DIR_IN)
-#define GPIOF_OUT_INIT_LOW	(GPIOF_DIR_OUT | GPIOF_INIT_LOW)
-#define GPIOF_OUT_INIT_HIGH	(GPIOF_DIR_OUT | GPIOF_INIT_HIGH)
+#define GPIOF_OUT_INIT_LOW	(GPIOF_DIR_OUT | (0 << 1))
+#define GPIOF_OUT_INIT_HIGH	(GPIOF_DIR_OUT | (1 << 1))
 
 /* Gpio pin is active-low */
 #define GPIOF_ACTIVE_LOW        (1 << 2)
-- 
2.43.0.rc1.1336.g36b5255a03ac