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Tue, 10 Jun 2025 05:38:52 -0700 (PDT) From: Bartosz Golaszewski Date: Tue, 10 Jun 2025 14:38:50 +0200 Subject: [PATCH 1/2] soc: fsl: qe: 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-soc-v1-1-1a0c36c9deed@linaro.org> References: <20250610-gpiochip-set-rv-soc-v1-0-1a0c36c9deed@linaro.org> In-Reply-To: <20250610-gpiochip-set-rv-soc-v1-0-1a0c36c9deed@linaro.org> To: Qiang Zhao , Christophe Leroy , Linus Walleij , Bartosz Golaszewski , Geert Uytterhoeven , Magnus Damm Cc: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1578; i=bartosz.golaszewski@linaro.org; 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Convert the driver to using them. Signed-off-by: Bartosz Golaszewski --- drivers/soc/fsl/qe/gpio.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/soc/fsl/qe/gpio.c b/drivers/soc/fsl/qe/gpio.c index 3ef24ba0245b75471ffa10f579bb744c0c3b7e43..5391cce4e6efe6d120db7fdf750= 9dc5eb840f344 100644 --- a/drivers/soc/fsl/qe/gpio.c +++ b/drivers/soc/fsl/qe/gpio.c @@ -57,7 +57,7 @@ static int qe_gpio_get(struct gpio_chip *gc, unsigned int= gpio) return !!(ioread32be(®s->cpdata) & pin_mask); } =20 -static void qe_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) +static int qe_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) { struct of_mm_gpio_chip *mm_gc =3D to_of_mm_gpio_chip(gc); struct qe_gpio_chip *qe_gc =3D gpiochip_get_data(gc); @@ -75,6 +75,8 @@ static void qe_gpio_set(struct gpio_chip *gc, unsigned in= t gpio, int val) iowrite32be(qe_gc->cpdata, ®s->cpdata); =20 spin_unlock_irqrestore(&qe_gc->lock, flags); + + return 0; } =20 static void qe_gpio_set_multiple(struct gpio_chip *gc, @@ -317,7 +319,7 @@ static int __init qe_add_gpiochips(void) gc->direction_input =3D qe_gpio_dir_in; 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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: Geert Uytterhoeven --- drivers/soc/renesas/pwc-rzv2m.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/soc/renesas/pwc-rzv2m.c b/drivers/soc/renesas/pwc-rzv2= m.c index 452cee8d68bee7d04e7acbee6bd90dab457c77c3..4dbcb3d4a90ccd2796e26d6250a= a246b32b09285 100644 --- a/drivers/soc/renesas/pwc-rzv2m.c +++ b/drivers/soc/renesas/pwc-rzv2m.c @@ -24,8 +24,8 @@ struct rzv2m_pwc_priv { DECLARE_BITMAP(ch_en_bits, 2); }; =20 -static void rzv2m_pwc_gpio_set(struct gpio_chip *chip, unsigned int offset, - int value) +static int rzv2m_pwc_gpio_set(struct gpio_chip *chip, unsigned int offset, + int value) { struct rzv2m_pwc_priv *priv =3D gpiochip_get_data(chip); u32 reg; @@ -38,6 +38,8 @@ static void rzv2m_pwc_gpio_set(struct gpio_chip *chip, un= signed int offset, writel(reg, priv->base + PWC_GPIO); =20 assign_bit(offset, priv->ch_en_bits, value); + + return 0; } =20 static int rzv2m_pwc_gpio_get(struct gpio_chip *chip, unsigned int offset) @@ -62,7 +64,7 @@ static const struct gpio_chip rzv2m_pwc_gc =3D { .label =3D "gpio_rzv2m_pwc", .owner =3D THIS_MODULE, .get =3D rzv2m_pwc_gpio_get, - .set =3D rzv2m_pwc_gpio_set, + .set_rv =3D rzv2m_pwc_gpio_set, .direction_output =3D rzv2m_pwc_gpio_direction_output, .can_sleep =3D false, .ngpio =3D 2, --=20 2.48.1