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Tue, 28 Oct 2025 14:34:25 -0700 (PDT) From: Antoni Pokusinski To: jic23@kernel.org, dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, marcelo.schmitt1@gmail.com Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Antoni Pokusinski Subject: [PATCH 1/2] iio: mpl3115: add ctrl_reg4 to mpl3115_data Date: Tue, 28 Oct 2025 22:33:51 +0100 Message-Id: <20251028213351.77368-2-apokusinski01@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20251028213351.77368-1-apokusinski01@gmail.com> References: <20251028213351.77368-1-apokusinski01@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Cache the value of CTRL_REG4 in the mpl3115_data structure. This is a preparation for adding support for the threshold events. Signed-off-by: Antoni Pokusinski --- drivers/iio/pressure/mpl3115.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/iio/pressure/mpl3115.c b/drivers/iio/pressure/mpl3115.c index c212dfdf59ff..4cc103e20a39 100644 --- a/drivers/iio/pressure/mpl3115.c +++ b/drivers/iio/pressure/mpl3115.c @@ -83,6 +83,7 @@ struct mpl3115_data { struct iio_trigger *drdy_trig; struct mutex lock; u8 ctrl_reg1; + u8 ctrl_reg4; }; =20 enum mpl3115_irq_pin { @@ -376,6 +377,7 @@ static int mpl3115_config_interrupt(struct mpl3115_data= *data, goto reg1_cleanup; =20 data->ctrl_reg1 =3D ctrl_reg1; + data->ctrl_reg4 =3D ctrl_reg4; =20 return 0; =20 @@ -390,12 +392,15 @@ static int mpl3115_set_trigger_state(struct iio_trigg= er *trig, bool state) struct iio_dev *indio_dev =3D iio_trigger_get_drvdata(trig); struct mpl3115_data *data =3D iio_priv(indio_dev); u8 ctrl_reg1 =3D data->ctrl_reg1; - u8 ctrl_reg4 =3D state ? MPL3115_CTRL4_INT_EN_DRDY : 0; + u8 ctrl_reg4 =3D data->ctrl_reg4; =20 - if (state) + if (state) { ctrl_reg1 |=3D MPL3115_CTRL1_ACTIVE; - else + ctrl_reg4 |=3D MPL3115_CTRL4_INT_EN_DRDY; + } else { ctrl_reg1 &=3D ~MPL3115_CTRL1_ACTIVE; + ctrl_reg4 &=3D ~MPL3115_CTRL4_INT_EN_DRDY; + } =20 guard(mutex)(&data->lock); =20 --=20 2.25.1