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([2600:8803:e7e4:1d00:d684:59db:8b2a:5451]) by smtp.gmail.com with ESMTPSA id 5614622812f47-43b82af6cf2sm386793b6e.29.2025.09.11.12.14.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 Sep 2025 12:14:18 -0700 (PDT) Message-ID: Date: Thu, 11 Sep 2025 14:14:17 -0500 Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 07/14] iio: accel: bma220: reset registers during init stage To: Petre Rodan , Jonathan Cameron , =?UTF-8?Q?Nuno_S=C3=A1?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Jonathan Cameron , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250910-bma220_improvements-v2-0-e23f4f2b9745@subdimension.ro> <20250910-bma220_improvements-v2-7-e23f4f2b9745@subdimension.ro> Content-Language: en-US From: David Lechner In-Reply-To: <20250910-bma220_improvements-v2-7-e23f4f2b9745@subdimension.ro> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/10/25 2:57 AM, Petre Rodan wrote: > Bring all configuration registers to default values during device probe(). > > Signed-off-by: Petre Rodan > --- ... > static int bma220_power(struct spi_device *spi, bool up) > @@ -244,16 +244,43 @@ static int bma220_power(struct spi_device *spi, bool up) > if (ret < 0) > return ret; > > - if (up && ret == BMA220_SUSPEND_SLEEP) > + if (up && (ret == BMA220_SUSPEND_SLEEP)) Over 80% of existing kernel code doesn't have the unnecessary () on similar expressions so I think we should leave it that way. (just seems like adding noise to me) > return 0; > > - if (!up && ret == BMA220_SUSPEND_WAKE) > + if (!up && (ret == BMA220_SUSPEND_WAKE)) > return 0; > } > > return -EBUSY; > } >