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Wysocki" , Andreas Klinger , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/5] iio: pressure: bmp280: Add preinit callback Message-ID: References: <724e92e64e6d91d48d762e804b430c716679bccb.1672062380.git.ang.iglesiasg@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <724e92e64e6d91d48d762e804b430c716679bccb.1672062380.git.ang.iglesiasg@gmail.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-Spam-Status: No, score=-7.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_HI,SPF_HELO_NONE, SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Dec 26, 2022 at 03:29:21PM +0100, Angel Iglesias wrote: > Adds preinit callback to execute operations on probe before applying > initial configuration. ... > @@ -935,6 +936,7 @@ static const struct bmp280_chip_info bmp280_chip_info = { > .read_temp = bmp280_read_temp, > .read_press = bmp280_read_press, > .read_calib = bmp280_read_calib, > + .preinit = NULL, > }; > > static int bme280_chip_config(struct bmp280_data *data) > @@ -979,6 +981,7 @@ static const struct bmp280_chip_info bme280_chip_info = { > .read_press = bmp280_read_press, > .read_humid = bmp280_read_humid, > .read_calib = bme280_read_calib, > + .preinit = NULL, > }; Useless changes. ... > @@ -1604,6 +1614,7 @@ static const struct bmp280_chip_info bmp180_chip_info = { > .read_temp = bmp180_read_temp, > .read_press = bmp180_read_press, > .read_calib = bmp180_read_calib, > + .preinit = NULL, > }; Ditto. ... > + /* > + * Some chips like the BMP3xx have preinit tasks to run > + * before applying the initial configuration. > + */ > + if (data->chip_info->preinit) { > + ret = data->chip_info->preinit(data); > + dev_err(dev, "error running preinit tasks"); Huh?! I guess you wanted > if (ret < 0) > return ret; if (ret < 0) return dev_err_probe(...); > } -- With Best Regards, Andy Shevchenko