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Tue, 10 Jun 2025 02:40:06 -0700 (PDT) From: Bartosz Golaszewski Date: Tue, 10 Jun 2025 11:39:58 +0200 Subject: [PATCH RESEND 1/3] Input: ad7879 - 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-input-v1-1-5875240b48d8@linaro.org> References: <20250610-gpiochip-set-rv-input-v1-0-5875240b48d8@linaro.org> In-Reply-To: <20250610-gpiochip-set-rv-input-v1-0-5875240b48d8@linaro.org> To: Michael Hennerich , Dmitry Torokhov , Linus Walleij , Bartosz Golaszewski Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1770; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=Ob3eXl0xtZ14fRcS+tLz8GnDtyJ7+FiNafvHBBXvo6Y=; b=owEBbQKS/ZANAwAKARGnLqAUcddyAcsmYgBoR/108QZzPPewPOLCuwF0wrlBiAIdz285fQ8Cg yfxWynooDeJAjMEAAEKAB0WIQQWnetsC8PEYBPSx58Rpy6gFHHXcgUCaEf9dAAKCRARpy6gFHHX clZMD/4zlTpQ/Em6ds233GBUxVYyRYs3ly2on+t22u5TSDWKle1HmPyCKtQ3NFc2HC3mgEzdSxo O+jitDlbR/FZdPU99p+U1KoyOBoQiV0qVkO3r9kMqr7kIPsc+9hWgpA9Kb/CH/43xWO8ocS6WCJ JuPRGq4AWBQVvXPz4JCxiUTVm/ENKwo3kh00c4b/hfvas3aiXaDQz0fTzteBwAsOh4MOi0RPnHL r4SDH6FxJ83PE+aMmdYr0bF17zXPc7vChLfphkZeO4L4ydG1tX4AxrY8YrUh4jvieXaiAPf1Paw 7F91CQzYgiYyXec5tSf/ksKVpWUKDOHod1NkXW+tvpOkDSzDQ668Pv+7RapSOZAPWOynN2g8R4o zjH85MuxUwasRX1PvPZ936EQ403f5MyiIU6jwrCALxecq+wrVY/6BdX1nh1JIIAXCZgOhvArsti wSG1YYl5Bl1OvfloIrQCvTOUmit9IcA3+llxsoBvE71nMrQ09gWBkcCtNDhto/HkAWumDnhOxu4 JJ9TKmcuw+SfVF2vV0cgrQSGFUVd2z/w6nimULd4bpSe7dpsQDwgbZ7JxcofVTE1NF8SM3d3MRX Q58T7OW6PrrZko30LaGLS7Ed/Xklt3gLPOs/zMVOHNcOSs/k+aaSSqDges4dh1UZc73BmsaFv1i 8x5iq/VflHs6NgA== 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 Acked-by: Dmitry Torokhov --- drivers/input/touchscreen/ad7879.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen= /ad7879.c index f9db5cefb25bca45e18e80fafc9cad5dd78f4f68..d2a3a5e016b6a5416846e8a9edf= 906c891d4038a 100644 --- a/drivers/input/touchscreen/ad7879.c +++ b/drivers/input/touchscreen/ad7879.c @@ -444,10 +444,11 @@ static int ad7879_gpio_get_value(struct gpio_chip *ch= ip, unsigned gpio) return !!(val & AD7879_GPIO_DATA); } =20 -static void ad7879_gpio_set_value(struct gpio_chip *chip, - unsigned gpio, int value) +static int ad7879_gpio_set_value(struct gpio_chip *chip, unsigned int gpio, + int value) { struct ad7879 *ts =3D gpiochip_get_data(chip); + int ret; =20 mutex_lock(&ts->mutex); if (value) @@ -455,8 +456,10 @@ static void ad7879_gpio_set_value(struct gpio_chip *ch= ip, else ts->cmd_crtl2 &=3D ~AD7879_GPIO_DATA; =20 - ad7879_write(ts, AD7879_REG_CTRL2, ts->cmd_crtl2); 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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 Acked-by: Dmitry Torokhov --- drivers/input/keyboard/adp5588-keys.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/input/keyboard/adp5588-keys.c b/drivers/input/keyboard= /adp5588-keys.c index dc734974ce0687a6e850242b531979be8395b394..2b2aca08423a4ee658db56f77ba= e25ef5a18e7a6 100644 --- a/drivers/input/keyboard/adp5588-keys.c +++ b/drivers/input/keyboard/adp5588-keys.c @@ -232,8 +232,8 @@ static int adp5588_gpio_get_value(struct gpio_chip *chi= p, unsigned int off) return !!(val & bit); } =20 -static void adp5588_gpio_set_value(struct gpio_chip *chip, - unsigned int off, int val) +static int adp5588_gpio_set_value(struct gpio_chip *chip, unsigned int off, + int val) { struct adp5588_kpad *kpad =3D gpiochip_get_data(chip); unsigned int bank =3D ADP5588_BANK(kpad->gpiomap[off]); @@ -246,7 +246,8 @@ static void adp5588_gpio_set_value(struct gpio_chip *ch= ip, else kpad->dat_out[bank] &=3D ~bit; =20 - adp5588_write(kpad->client, GPIO_DAT_OUT1 + bank, kpad->dat_out[bank]); 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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 Acked-by: Dmitry Torokhov --- drivers/input/keyboard/adp5589-keys.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard= /adp5589-keys.c index 81d0876ee358ef4b521f3f936dc2ab108bb4cda3..986a789f1ec3b3599dc94e1f6cd= 871e1df5e1537 100644 --- a/drivers/input/keyboard/adp5589-keys.c +++ b/drivers/input/keyboard/adp5589-keys.c @@ -404,8 +404,8 @@ static int adp5589_gpio_get_value(struct gpio_chip *chi= p, unsigned off) return !!(val & bit); } =20 -static void adp5589_gpio_set_value(struct gpio_chip *chip, - unsigned off, int val) +static int adp5589_gpio_set_value(struct gpio_chip *chip, unsigned int off, + int val) { struct adp5589_kpad *kpad =3D gpiochip_get_data(chip); unsigned int bank =3D kpad->var->bank(kpad->gpiomap[off]); @@ -418,8 +418,9 @@ static void adp5589_gpio_set_value(struct gpio_chip *ch= ip, else kpad->dat_out[bank] &=3D ~bit; =20 - adp5589_write(kpad->client, kpad->var->reg(ADP5589_GPO_DATA_OUT_A) + - bank, kpad->dat_out[bank]); + return adp5589_write(kpad->client, + kpad->var->reg(ADP5589_GPO_DATA_OUT_A) + bank, + kpad->dat_out[bank]); } =20 static int adp5589_gpio_direction_input(struct gpio_chip *chip, unsigned o= ff) @@ -520,7 +521,7 @@ static int adp5589_gpio_add(struct adp5589_kpad *kpad) kpad->gc.direction_input =3D adp5589_gpio_direction_input; kpad->gc.direction_output =3D adp5589_gpio_direction_output; kpad->gc.get =3D adp5589_gpio_get_value; - kpad->gc.set =3D adp5589_gpio_set_value; + kpad->gc.set_rv =3D adp5589_gpio_set_value; kpad->gc.can_sleep =3D 1; =20 kpad->gc.base =3D gpio_data->gpio_start; --=20 2.48.1