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([5.2.193.191]) by smtp.gmail.com with ESMTPSA id a15sm2376969edr.2.2021.09.03.00.29.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Sep 2021 00:29:32 -0700 (PDT) From: Alexandru Ardelean To: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Cc: jic23@kernel.org, hdegoede@redhat.com, wens@csie.org, andriy.shevchenko@linux.intel.com, Alexandru Ardelean Subject: [PATCH 2/5] iio: adc: intel_mrfld_adc: convert probe to full device-managed Date: Fri, 3 Sep 2021 10:29:14 +0300 Message-Id: <20210903072917.45769-3-aardelean@deviqon.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210903072917.45769-1-aardelean@deviqon.com> References: <20210903072917.45769-1-aardelean@deviqon.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org The only call in the remove hook is the iio_map_array_unregister() call. Since we have a devm_iio_map_array_register() function now, we can use that and remove the remove hook entirely. The IIO device was registered with the devm_iio_device_register() prior to this change. Also, the platform_set_drvdata() can be removed now, since it was used only in the remove hook. Signed-off-by: Alexandru Ardelean --- drivers/iio/adc/intel_mrfld_adc.c | 24 ++---------------------- 1 file changed, 2 insertions(+), 22 deletions(-) diff --git a/drivers/iio/adc/intel_mrfld_adc.c b/drivers/iio/adc/intel_mrfld_adc.c index 75394350eb4c..616de0c3a049 100644 --- a/drivers/iio/adc/intel_mrfld_adc.c +++ b/drivers/iio/adc/intel_mrfld_adc.c @@ -205,8 +205,6 @@ static int mrfld_adc_probe(struct platform_device *pdev) if (ret) return ret; - platform_set_drvdata(pdev, indio_dev); - indio_dev->name = pdev->name; indio_dev->channels = mrfld_adc_channels; @@ -214,28 +212,11 @@ static int mrfld_adc_probe(struct platform_device *pdev) indio_dev->info = &mrfld_adc_iio_info; indio_dev->modes = INDIO_DIRECT_MODE; - ret = iio_map_array_register(indio_dev, iio_maps); + ret = devm_iio_map_array_register(dev, indio_dev, iio_maps); if (ret) return ret; - ret = devm_iio_device_register(dev, indio_dev); - if (ret < 0) - goto err_array_unregister; - - return 0; - -err_array_unregister: - iio_map_array_unregister(indio_dev); - return ret; -} - -static int mrfld_adc_remove(struct platform_device *pdev) -{ - struct iio_dev *indio_dev = platform_get_drvdata(pdev); - - iio_map_array_unregister(indio_dev); - - return 0; + return devm_iio_device_register(dev, indio_dev); } static const struct platform_device_id mrfld_adc_id_table[] = { @@ -249,7 +230,6 @@ static struct platform_driver mrfld_adc_driver = { .name = "mrfld_bcove_adc", }, .probe = mrfld_adc_probe, - .remove = mrfld_adc_remove, .id_table = mrfld_adc_id_table, }; module_platform_driver(mrfld_adc_driver); -- 2.31.1