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Mon, 07 Apr 2025 00:18:15 -0700 (PDT) From: Bartosz Golaszewski Date: Mon, 07 Apr 2025 09:18:11 +0200 Subject: [PATCH 3/7] iio: dac: ad5592r: 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: <20250407-gpiochip-set-rv-iio-v1-3-8431b003a145@linaro.org> References: <20250407-gpiochip-set-rv-iio-v1-0-8431b003a145@linaro.org> In-Reply-To: <20250407-gpiochip-set-rv-iio-v1-0-8431b003a145@linaro.org> To: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Linus Walleij , Bartosz Golaszewski , Cosmin Tanislav Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=openpgp-sha256; l=1728; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=fvRt+EK60paf1O61oPqPBqlLRQ5+ti2f8yEUANnZO/o=; b=owEBbQKS/ZANAwAKARGnLqAUcddyAcsmYgBn83wze9ad+rXzcETMNxt0XZzZFqaeVLzfPfel6 h4IbhEu6pyJAjMEAAEKAB0WIQQWnetsC8PEYBPSx58Rpy6gFHHXcgUCZ/N8MwAKCRARpy6gFHHX csMuD/9+px1e8RHxtlxU8UJjN1DhM5X64s7PbCqXanGef6mcVLK/TXyjyM8wUQ9EaLRC9JO+o5U biY0C7MiIf+JGLHulKVJfwLs5UTVeciarYmOJTUIEueUJVkOpmbABbaEBifCNqJtBm5rPnf/+9h E+0UfBZCnyusN+wxVG/Bim0jIurBS88YT4rTd7m0hCjvWJcU45PPGM+xEYT46pxGrrSmgGoF/09 4j1vhpjvw3D6NECJyv3D+LTqKXDlcCn3PvFjGThs7r8J/LkYdoSzN21b73UjQvYATT/HlYTOq9f Y1u/hmcx+KBqjBCoeHckFu7FO5vTVlSOcOgAIgXUsR6nJre6rr6/YAyDIAwzYsPfqwcb+XPZpG3 efJjdVb5JTzFCV66OVMUDYdu6j7DVikSdl57dHId7zBso7wS2fp2PKD5w/h5eoM7RwogoRMzJLp tq2H9+YnttGOYtYf0O/Dm0d3XDlHarB97/kD4bmQnpEo98zmUjhlCVnutl/gkdrbAkaFdly3MSP zOnMKJ6mZG82/ezqINko1TiIvs5EWLGddTY1nqZf/6uyy4M6OQCbURa/oNGqAFXVfXUohuXOj7N Xo1sXJTxRuHA98KCv2/QWHw//o+5wKeKK/82LzgZAeTi7oJKdwU2tMt3gS7BBh7HKrrgEqCy1JM uLwC+SKNvaBpvCw== X-Developer-Key: i=bartosz.golaszewski@linaro.org; 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 --- drivers/iio/dac/ad5592r-base.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/iio/dac/ad5592r-base.c b/drivers/iio/dac/ad5592r-base.c index bbe3b52c6a12..ad650dcd73a0 100644 --- a/drivers/iio/dac/ad5592r-base.c +++ b/drivers/iio/dac/ad5592r-base.c @@ -40,7 +40,8 @@ static int ad5592r_gpio_get(struct gpio_chip *chip, unsig= ned offset) return !!(val & BIT(offset)); } =20 -static void ad5592r_gpio_set(struct gpio_chip *chip, unsigned offset, int = value) +static int ad5592r_gpio_set(struct gpio_chip *chip, unsigned int offset, + int value) { struct ad5592r_state *st =3D gpiochip_get_data(chip); =20 @@ -51,7 +52,7 @@ static void ad5592r_gpio_set(struct gpio_chip *chip, unsi= gned offset, int value) else st->gpio_val &=3D ~BIT(offset); =20 - st->ops->reg_write(st, AD5592R_REG_GPIO_SET, st->gpio_val); + return st->ops->reg_write(st, AD5592R_REG_GPIO_SET, st->gpio_val); } =20 static int ad5592r_gpio_direction_input(struct gpio_chip *chip, unsigned o= ffset) @@ -128,7 +129,7 @@ static int ad5592r_gpio_init(struct ad5592r_state *st) st->gpiochip.direction_input =3D ad5592r_gpio_direction_input; st->gpiochip.direction_output =3D ad5592r_gpio_direction_output; st->gpiochip.get =3D ad5592r_gpio_get; - st->gpiochip.set =3D ad5592r_gpio_set; + st->gpiochip.set_rv =3D ad5592r_gpio_set; st->gpiochip.request =3D ad5592r_gpio_request; st->gpiochip.owner =3D THIS_MODULE; st->gpiochip.names =3D ad5592r_gpio_names; --=20 2.45.2