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[2001:14ba:16f3:4a00::1]) by smtp.gmail.com with ESMTPSA id w16-20020a19c510000000b00491aee1c4a5sm734450lfe.168.2022.08.19.12.20.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Aug 2022 12:20:22 -0700 (PDT) Date: Fri, 19 Aug 2022 22:20:18 +0300 From: Matti Vaittinen To: Matti Vaittinen , Matti Vaittinen Cc: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 11/14] iio: ad7606: simplify using devm_regulator_get_enable() Message-ID: <521c52f5a9bdc2db04d5775b36df4b233ae338da.1660934107.git.mazziesaccount@gmail.com> References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="NuFHVMOYP8wka0QR" Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --NuFHVMOYP8wka0QR Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Drop open-coded pattern: 'devm_regulator_get(), regulator_enable(), add_action_or_reset(regulator_disable)' and use the devm_regulator_get_enable() and drop the pointer to the regulator. This simplifies code and makes it less tempting to add manual control for the regulator which is also controlled by devm. Signed-off-by: Matti Vaittinen --- v2 =3D> v3: New patch --- drivers/iio/adc/ad7606.c | 22 +++------------------- drivers/iio/adc/ad7606.h | 1 - 2 files changed, 3 insertions(+), 20 deletions(-) diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c index ba24f99523e0..dd6b603f65ea 100644 --- a/drivers/iio/adc/ad7606.c +++ b/drivers/iio/adc/ad7606.c @@ -557,13 +557,6 @@ static const struct iio_trigger_ops ad7606_trigger_ops= =3D { .validate_device =3D iio_trigger_validate_own_device, }; =20 -static void ad7606_regulator_disable(void *data) -{ - struct ad7606_state *st =3D data; - - regulator_disable(st->reg); -} - int ad7606_probe(struct device *dev, int irq, void __iomem *base_address, const char *name, unsigned int id, const struct ad7606_bus_ops *bops) @@ -589,19 +582,10 @@ int ad7606_probe(struct device *dev, int irq, void __= iomem *base_address, st->scale_avail =3D ad7606_scale_avail; st->num_scales =3D ARRAY_SIZE(ad7606_scale_avail); =20 - st->reg =3D devm_regulator_get(dev, "avcc"); - if (IS_ERR(st->reg)) - return PTR_ERR(st->reg); - - ret =3D regulator_enable(st->reg); - if (ret) { - dev_err(dev, "Failed to enable specified AVcc supply\n"); - return ret; - } - - ret =3D devm_add_action_or_reset(dev, ad7606_regulator_disable, st); + ret =3D devm_regulator_get_enable(dev, "avcc"); if (ret) - return ret; + return dev_err_probe(dev, ret, + "Failed to enable specified AVcc supply\n"); =20 st->chip_info =3D &ad7606_chip_info_tbl[id]; =20 diff --git a/drivers/iio/adc/ad7606.h b/drivers/iio/adc/ad7606.h index 2dc4f599f9df..924a2d1a6d94 100644 --- a/drivers/iio/adc/ad7606.h +++ b/drivers/iio/adc/ad7606.h @@ -92,7 +92,6 @@ struct ad7606_chip_info { struct ad7606_state { struct device *dev; const struct ad7606_chip_info *chip_info; - struct regulator *reg; const struct ad7606_bus_ops *bops; unsigned int range[16]; unsigned int oversampling; --=20 2.37.1 --=20 Matti Vaittinen, Linux device drivers ROHM Semiconductors, Finland SWDC Kiviharjunlenkki 1E 90220 OULU FINLAND ~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~ Simon says - in Latin please. ~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~ Thanks to Simon Glass for the translation =3D]=20 --NuFHVMOYP8wka0QR Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEIx+f8wZb28fLKEhTeFA3/03aocUFAmL/4nIACgkQeFA3/03a ocVRrgf+NPBP7qqu1t1Nw99acj0nZhtS+3U+kkuLTi54o8l5iVobEWRur6Pgwq6a oKNgMA6LKWCSHqDsSsW/mU22JRWx6ftGxF7L6RaeHsltNHhbsSIlE1uWtXP7nro/ Pg+uw72Fhy+43Ccu4Q8mlvHrqI7jfZtA+7+Oc0fkfgb1WuZpxlE59fC4dcxAHmn3 GB9LnE500lPwahzN17ljNChh9ERcnn2nuNI2O+PBA4zgt8IoViv/TsM6rDcxAAKB Rnc/NUEeyYfYJ/83a40olHwZ9HbhA22nxgyDtA0SvlIqTkiAeaD9LFshDldAQysc TqkSCIQH7m4TTC5rRXzeexqE7STtqQ== =2D9G -----END PGP SIGNATURE----- --NuFHVMOYP8wka0QR--