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Wed, 23 Apr 2025 00:54:01 -0700 (PDT) From: Bartosz Golaszewski Date: Wed, 23 Apr 2025 09:53:50 +0200 Subject: [PATCH 1/4] leds: lgm-sso: 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: <20250423-gpiochip-set-rv-leds-v1-1-2f42d8fbb525@linaro.org> References: <20250423-gpiochip-set-rv-leds-v1-0-2f42d8fbb525@linaro.org> In-Reply-To: <20250423-gpiochip-set-rv-leds-v1-0-2f42d8fbb525@linaro.org> To: Lee Jones , Pavel Machek , Linus Walleij , Bartosz Golaszewski , Riku Voipio Cc: linux-leds@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=1615; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=K5A9vi+sTXjh4YAzZucX9KK05Nsn0WvlpjHF6gNLFV8=; b=owEBbQKS/ZANAwAKARGnLqAUcddyAcsmYgBoCJyX/mB8z42UH7vVXi4u6OPF6UZICjwIQ3yLE HkQSNpBofyJAjMEAAEKAB0WIQQWnetsC8PEYBPSx58Rpy6gFHHXcgUCaAiclwAKCRARpy6gFHHX clLhEADKTRSWatjKVRUHVfZtcveYdXevLl6ot2u8ju67n79RYjtXSYoJZNSoUhLJysJx3uc98K/ Gz5Hk1uqM0IkpMDd+5wSXvadxG3pGF212nev9ze70d1fdfkTbgydPWhVYrFkmOvPumcFjOXAYpE 3jUiTpUV8mRCmlD6xUP/uXke9Zx++M+vO9m935xjeqZJ4/Y31u05FDd0C/P3FVAEjwQIQvg6i/9 V+6TxINRtHoLqnTc89xJnnS1BlljM+LAH/bvlNJfQZ6y5psArwBf5FUFv64xqPIDWS90hLy6TT6 G6LY7McaSa6o66JvL+qudztr/kEAiDEaBY/nVLzPD+p7gs2dXlzPcHaDNU0yKIhFwd2P9BN7H/J 5HiA5m+29RGUax0cP/BuX3xvwjQ1MXP7KPEQgd842OHvqFsVFDcqgoDP2Yc0iLJPnOdnw6z37bC aJig3cuBo3YNjCLcGZAHoEWBLb2lFn9otAgEMe5/ASUTnkg5hmHGFrCZsgqG8BVc9t8WmMtaaRi J1LOobI6UMC1kZC830TwHAKa5TjiB9I4B1sfKyAxbMr9mIR8JuLs1ZkoXmO9XsLRKFYC6/WuEKY hZ2m5B2oc1EutgqSbKRZBtYYQg3VX5swPxGuYFunNTZih4eqG5/thwyeQjG1QE9m6TSqgLi9iFk E/mUMgkgAUeQrUQ== 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/leds/blink/leds-lgm-sso.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/leds/blink/leds-lgm-sso.c b/drivers/leds/blink/leds-lg= m-sso.c index effaaaf302b5..c9027f9c4bb7 100644 --- a/drivers/leds/blink/leds-lgm-sso.c +++ b/drivers/leds/blink/leds-lgm-sso.c @@ -450,7 +450,7 @@ static int sso_gpio_get(struct gpio_chip *chip, unsigne= d int offset) return !!(reg_val & BIT(offset)); } =20 -static void sso_gpio_set(struct gpio_chip *chip, unsigned int offset, int = value) +static int sso_gpio_set(struct gpio_chip *chip, unsigned int offset, int v= alue) { struct sso_led_priv *priv =3D gpiochip_get_data(chip); =20 @@ -458,6 +458,8 @@ static void sso_gpio_set(struct gpio_chip *chip, unsign= ed int offset, int value) if (!priv->gpio.freq) regmap_update_bits(priv->mmap, SSO_CON0, SSO_CON0_SWU, SSO_CON0_SWU); + + return 0; } =20 static int sso_gpio_gc_init(struct device *dev, struct sso_led_priv *priv) @@ -469,7 +471,7 @@ static int sso_gpio_gc_init(struct device *dev, struct = sso_led_priv *priv) gc->get_direction =3D sso_gpio_get_dir; gc->direction_output =3D sso_gpio_dir_out; gc->get =3D sso_gpio_get; - gc->set =3D sso_gpio_set; + gc->set_rv =3D sso_gpio_set; =20 gc->label =3D "lgm-sso"; gc->base =3D -1; --=20 2.45.2