From: Bartosz Golaszewski <brgl@bgdev.pl>
To: "Linus Walleij" <linus.walleij@linaro.org>,
"Bartosz Golaszewski" <brgl@bgdev.pl>,
"Michael Walle" <mwalle@kernel.org>,
"Bamvor Jian Zhang" <bamv2005@gmail.com>,
"Geert Uytterhoeven" <geert+renesas@glider.be>,
Keerthy <j-keerthy@ti.com>,
"Uwe Kleine-König" <ukleinek@kernel.org>
Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-pwm@vger.kernel.org,
Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Subject: [PATCH v2 09/15] gpio: mockup: use value returning setters
Date: Thu, 20 Feb 2025 10:57:06 +0100 [thread overview]
Message-ID: <20250220-gpio-set-retval-v2-9-bc4cfd38dae3@linaro.org> (raw)
In-Reply-To: <20250220-gpio-set-retval-v2-0-bc4cfd38dae3@linaro.org>
From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
struct gpio_chip now has additional variants of the set(_multiple)
driver callbacks that return an integer to indicate success or failure.
Convert the driver to using them.
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
drivers/gpio/gpio-mockup.c | 14 +++++++++-----
1 file changed, 9 insertions(+), 5 deletions(-)
diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index d39c6618bade..266c0953d914 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -122,7 +122,7 @@ static void __gpio_mockup_set(struct gpio_mockup_chip *chip,
chip->lines[offset].value = !!value;
}
-static void gpio_mockup_set(struct gpio_chip *gc,
+static int gpio_mockup_set(struct gpio_chip *gc,
unsigned int offset, int value)
{
struct gpio_mockup_chip *chip = gpiochip_get_data(gc);
@@ -130,10 +130,12 @@ static void gpio_mockup_set(struct gpio_chip *gc,
guard(mutex)(&chip->lock);
__gpio_mockup_set(chip, offset, value);
+
+ return 0;
}
-static void gpio_mockup_set_multiple(struct gpio_chip *gc,
- unsigned long *mask, unsigned long *bits)
+static int gpio_mockup_set_multiple(struct gpio_chip *gc,
+ unsigned long *mask, unsigned long *bits)
{
struct gpio_mockup_chip *chip = gpiochip_get_data(gc);
unsigned int bit;
@@ -142,6 +144,8 @@ static void gpio_mockup_set_multiple(struct gpio_chip *gc,
for_each_set_bit(bit, mask, gc->ngpio)
__gpio_mockup_set(chip, bit, test_bit(bit, bits));
+
+ return 0;
}
static int gpio_mockup_apply_pull(struct gpio_mockup_chip *chip,
@@ -445,9 +449,9 @@ static int gpio_mockup_probe(struct platform_device *pdev)
gc->owner = THIS_MODULE;
gc->parent = dev;
gc->get = gpio_mockup_get;
- gc->set = gpio_mockup_set;
+ gc->set_rv = gpio_mockup_set;
gc->get_multiple = gpio_mockup_get_multiple;
- gc->set_multiple = gpio_mockup_set_multiple;
+ gc->set_multiple_rv = gpio_mockup_set_multiple;
gc->direction_output = gpio_mockup_dirout;
gc->direction_input = gpio_mockup_dirin;
gc->get_direction = gpio_mockup_get_direction;
--
2.45.2
next prev parent reply other threads:[~2025-02-20 9:57 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-20 9:56 [PATCH v2 00/15] gpiolib: indicate errors in value setters Bartosz Golaszewski
2025-02-20 9:56 ` [PATCH v2 01/15] leds: aw200xx: don't use return with gpiod_set_value() variants Bartosz Golaszewski
2025-03-06 22:51 ` (subset) " Lee Jones
2025-03-07 7:03 ` Bartosz Golaszewski
2025-03-13 15:29 ` Lee Jones
2025-02-20 9:56 ` [PATCH v2 02/15] gpiolib: make value setters have return values Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 03/15] gpiolib: wrap gpio_chip::set() Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 04/15] gpiolib: rework the wrapper around gpio_chip::set_multiple() Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 05/15] gpiolib: introduce gpio_chip setters that return values Bartosz Golaszewski
[not found] ` <CGME20250227140054eucas1p2bf6e3f2416e11e3c62a704682bf052bf@eucas1p2.samsung.com>
2025-02-27 14:00 ` Marek Szyprowski
2025-02-27 14:10 ` Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 06/15] gpio: sim: use value returning setters Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 07/15] gpio: regmap: " Bartosz Golaszewski
2025-02-20 10:08 ` Michael Walle
2025-02-20 9:57 ` [PATCH v2 08/15] gpio: pca953x: " Bartosz Golaszewski
2025-02-20 9:57 ` Bartosz Golaszewski [this message]
2025-02-20 9:57 ` [PATCH v2 10/15] gpio: aggregator: " Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 11/15] gpio: max77650: " Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 12/15] gpio: latch: use lock guards Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 13/15] gpio: latch: use value returning setters Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 14/15] gpio: davinci: " Bartosz Golaszewski
2025-02-20 9:57 ` [PATCH v2 15/15] gpio: mvebu: " Bartosz Golaszewski
2025-02-21 9:33 ` [PATCH v2 00/15] gpiolib: indicate errors in value setters Uwe Kleine-König
2025-02-26 10:19 ` Bartosz Golaszewski
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