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Mon, 10 Mar 2025 05:40:37 -0700 (PDT) From: Bartosz Golaszewski Date: Mon, 10 Mar 2025 13:40:25 +0100 Subject: [PATCH 11/15] gpio: cros-ec: use new line value setter callbacks Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250310-gpiochip-set-conversion-v1-11-03798bb833eb@linaro.org> References: <20250310-gpiochip-set-conversion-v1-0-03798bb833eb@linaro.org> In-Reply-To: <20250310-gpiochip-set-conversion-v1-0-03798bb833eb@linaro.org> To: Ray Jui , Broadcom internal kernel review list , Linus Walleij , Bartosz Golaszewski , Florian Fainelli , Scott Branden , Matti Vaittinen , Marek Vasut , Michael Buesch , Thomas Richard , Eugeniy Paltsev , Benson Leung , Guenter Roeck , Andy Shevchenko , Support Opensource Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, chrome-platform@lists.linux.dev, Bartosz Golaszewski X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; 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a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski struct gpio_chip now has callbacks for setting line values that return an integer, allowing to indicate failures. Convert the driver to using them. Signed-off-by: Bartosz Golaszewski Reviewed-by: Tzung-Bi Shih --- drivers/gpio/gpio-cros-ec.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/gpio/gpio-cros-ec.c b/drivers/gpio/gpio-cros-ec.c index 0c09bb54dc0c..53cd5ff6247b 100644 --- a/drivers/gpio/gpio-cros-ec.c +++ b/drivers/gpio/gpio-cros-ec.c @@ -24,24 +24,21 @@ static const char cros_ec_gpio_prefix[] =3D "EC:"; =20 /* Setting gpios is only supported when the system is unlocked */ -static void cros_ec_gpio_set(struct gpio_chip *gc, unsigned int gpio, int = val) +static int cros_ec_gpio_set(struct gpio_chip *gc, unsigned int gpio, int v= al) { const char *name =3D gc->names[gpio] + strlen(cros_ec_gpio_prefix); struct cros_ec_device *cros_ec =3D gpiochip_get_data(gc); struct ec_params_gpio_set params =3D { .val =3D val, }; - int ret; ssize_t copied; =20 copied =3D strscpy(params.name, name, sizeof(params.name)); if (copied < 0) - return; + return copied; =20 - ret =3D cros_ec_cmd(cros_ec, 0, EC_CMD_GPIO_SET, ¶ms, - sizeof(params), NULL, 0); - if (ret < 0) - dev_err(gc->parent, "error setting gpio%d (%s) on EC: %d\n", gpio, name,= ret); + return cros_ec_cmd(cros_ec, 0, EC_CMD_GPIO_SET, ¶ms, + sizeof(params), NULL, 0); } =20 static int cros_ec_gpio_get(struct gpio_chip *gc, unsigned int gpio) @@ -191,7 +188,7 @@ static int cros_ec_gpio_probe(struct platform_device *p= dev) gc->can_sleep =3D true; gc->label =3D dev_name(dev); gc->base =3D -1; - gc->set =3D cros_ec_gpio_set; + gc->set_rv =3D cros_ec_gpio_set; gc->get =3D cros_ec_gpio_get; gc->get_direction =3D cros_ec_gpio_get_direction; =20 --=20 2.45.2