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[90.182.112.124]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499dd56826bsm53438315e9.4.2026.08.27.01.30.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 Aug 2026 01:30:20 -0700 (PDT) Date: Thu, 27 Aug 2026 10:30:19 +0200 From: Joshua Crofts To: Janani Sunil Cc: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , "David Lechner" , Nuno =?ISO-8859-1?Q?S=E1?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel , "Jonathan Corbet" , Shuah Khan , Mark Brown , Marius Cristea , "Marcus Folkesson" , Kent Gustavsson , Conor Dooley , Daire McNamara , Paul Walmsley , "Palmer Dabbelt" , Albert Ou , "Alexandre Ghiti" , , , , , Janani Sunil , , Kent Gustavsson , Subject: Re: [PATCH v10 3/3] iio: dac: Add AD5529R DAC driver support Message-ID: <20260827103019.00002663@gmail.com> In-Reply-To: <20260827-ad5529r-driver-v10-3-38f2be07b824@analog.com> References: <20260827-ad5529r-driver-v10-0-38f2be07b824@analog.com> <20260827-ad5529r-driver-v10-3-38f2be07b824@analog.com> X-Mailer: Claws Mail 4.4.0 (GTK 3.24.51; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Thu, 27 Aug 2026 09:34:48 +0200 Janani Sunil wrote: > +#include > +#include > +#include > +#include > +#include > +#include > +#include IIO specific headers should go after the generic headers, it's just convention. > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > + ... > +static int ad5529r_write_raw(struct iio_dev *indio_dev, > + struct iio_chan_spec const *chan, > + int val, int val2, long mask) > +{ > + struct ad5529r_state *st = iio_priv(indio_dev); > + unsigned int reg_addr; > + > + switch (mask) { > + case IIO_CHAN_INFO_RAW: > + if (val < 0 || val > GENMASK(st->model_data->resolution - 1, 0)) There is a function for this - in_range(), in linux/minmax.h. > + return -EINVAL; > + > + reg_addr = AD5529R_REG_DAC_INPUT_A(chan->channel); > + > + return regmap_write(st->regmap_16bit, reg_addr, val); > + default: > + return -EINVAL; > + } > +} > + -- Kind regards, Joshua Crofts