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Tue, 10 Jun 2025 05:33:29 -0700 (PDT) From: Bartosz Golaszewski Date: Tue, 10 Jun 2025 14:33:17 +0200 Subject: [PATCH 07/12] gpio: msc313: use new GPIO 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: <20250610-gpiochip-set-rv-gpio-v1-7-3a9a3c1472ff@linaro.org> References: <20250610-gpiochip-set-rv-gpio-v1-0-3a9a3c1472ff@linaro.org> In-Reply-To: <20250610-gpiochip-set-rv-gpio-v1-0-3a9a3c1472ff@linaro.org> To: Linus Walleij , Bartosz Golaszewski , =?utf-8?q?Marek_Beh=C3=BAn?= , Conor Dooley , Daire McNamara , Daniel Palmer , Romain Perier , Avi Fishman , Tomer Maimon , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Grygorii Strashko , Santosh Shilimkar , Kevin Hilman Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org, openbmc@lists.ozlabs.org, linux-omap@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.14.2 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: Daniel Palmer --- drivers/gpio/gpio-msc313.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpio/gpio-msc313.c b/drivers/gpio/gpio-msc313.c index 6db9e469e0dc254e791d497b89a4c6d329d0add4..992339a89d19840fc03ccf84997= 2a83cb86415ae 100644 --- a/drivers/gpio/gpio-msc313.c +++ b/drivers/gpio/gpio-msc313.c @@ -486,7 +486,7 @@ struct msc313_gpio { u8 *saved; }; =20 -static void msc313_gpio_set(struct gpio_chip *chip, unsigned int offset, i= nt value) +static int msc313_gpio_set(struct gpio_chip *chip, unsigned int offset, in= t value) { struct msc313_gpio *gpio =3D gpiochip_get_data(chip); u8 gpioreg =3D readb_relaxed(gpio->base + gpio->gpio_data->offsets[offset= ]); @@ -497,6 +497,8 @@ static void msc313_gpio_set(struct gpio_chip *chip, uns= igned int offset, int val gpioreg &=3D ~MSC313_GPIO_OUT; =20 writeb_relaxed(gpioreg, gpio->base + gpio->gpio_data->offsets[offset]); + + return 0; } =20 static int msc313_gpio_get(struct gpio_chip *chip, unsigned int offset) @@ -656,7 +658,7 @@ static int msc313_gpio_probe(struct platform_device *pd= ev) gpiochip->direction_input =3D msc313_gpio_direction_input; gpiochip->direction_output =3D msc313_gpio_direction_output; gpiochip->get =3D msc313_gpio_get; - gpiochip->set =3D msc313_gpio_set; + gpiochip->set_rv =3D msc313_gpio_set; gpiochip->base =3D -1; gpiochip->ngpio =3D gpio->gpio_data->num; gpiochip->names =3D gpio->gpio_data->names; --=20 2.48.1