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[98.183.112.25]) by smtp.gmail.com with ESMTPSA id 006d021491bc7-5c1d94fb2a4sm329837eaf.10.2024.06.21.15.12.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Jun 2024 15:12:07 -0700 (PDT) From: David Lechner To: Jonathan Cameron Cc: David Lechner , Joel Stanley , Andrew Jeffery , Liam Girdwood , Mark Brown , Andreas Klinger , Michael Hennerich , =?utf-8?q?Nuno_S=C3=A1?= , linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH 06/10] iio: adc: max1363: use devm_regulator_get_enable_read_voltage() Date: Fri, 21 Jun 2024 17:11:53 -0500 Message-ID: <20240621-iio-regulator-refactor-round-2-v1-6-49e50cd0b99a@baylibre.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240621-iio-regulator-refactor-round-2-v1-0-49e50cd0b99a@baylibre.com> References: <20240621-iio-regulator-refactor-round-2-v1-0-49e50cd0b99a@baylibre.com> 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" X-Mailer: b4 0.12.4 Content-Transfer-Encoding: quoted-printable Use devm_regulator_get_enable_read_voltage() to simplify the code. Signed-off-by: David Lechner Reviewed-by: Nuno Sa --- drivers/iio/adc/max1363.c | 28 ++++------------------------ 1 file changed, 4 insertions(+), 24 deletions(-) diff --git a/drivers/iio/adc/max1363.c b/drivers/iio/adc/max1363.c index 8b5bc96cb9fb..bf4b6dc53fd2 100644 --- a/drivers/iio/adc/max1363.c +++ b/drivers/iio/adc/max1363.c @@ -1561,18 +1561,12 @@ static const struct of_device_id max1363_of_match[]= =3D { }; MODULE_DEVICE_TABLE(of, max1363_of_match); =20 -static void max1363_reg_disable(void *reg) -{ - regulator_disable(reg); -} - static int max1363_probe(struct i2c_client *client) { const struct i2c_device_id *id =3D i2c_client_get_device_id(client); int ret; struct max1363_state *st; struct iio_dev *indio_dev; - struct regulator *vref; =20 indio_dev =3D devm_iio_device_alloc(&client->dev, sizeof(struct max1363_state)); @@ -1589,26 +1583,12 @@ static int max1363_probe(struct i2c_client *client) st->chip_info =3D i2c_get_match_data(client); st->client =3D client; =20 - st->vref_uv =3D st->chip_info->int_vref_mv * 1000; - vref =3D devm_regulator_get_optional(&client->dev, "vref"); - if (!IS_ERR(vref)) { - int vref_uv; - - ret =3D regulator_enable(vref); - if (ret) - return ret; - - ret =3D devm_add_action_or_reset(&client->dev, max1363_reg_disable, vref= ); - if (ret) - return ret; + ret =3D devm_regulator_get_enable_read_voltage(&client->dev, "vref"); + if (ret < 0 && ret !=3D -ENODEV) + return ret; =20 - st->vref =3D vref; - vref_uv =3D regulator_get_voltage(vref); - if (vref_uv <=3D 0) - return -EINVAL; =20 - st->vref_uv =3D vref_uv; - } + st->vref_uv =3D ret =3D=3D -ENODEV ? st->chip_info->int_vref_mv * 1000 : = ret; =20 if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { st->send =3D i2c_master_send; --=20 2.45.2