From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.9 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C71EDC04EB8 for ; Mon, 10 Dec 2018 03:15:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8C0892081F for ; Mon, 10 Dec 2018 03:15:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=martingkelly-com.20150623.gappssmtp.com header.i=@martingkelly-com.20150623.gappssmtp.com header.b="Ivmk/HFi" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8C0892081F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=martingkelly.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-iio-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726368AbeLJDO7 (ORCPT ); Sun, 9 Dec 2018 22:14:59 -0500 Received: from mail-pl1-f196.google.com ([209.85.214.196]:41718 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726355AbeLJDO7 (ORCPT ); Sun, 9 Dec 2018 22:14:59 -0500 Received: by mail-pl1-f196.google.com with SMTP id u6so4533340plm.8 for ; Sun, 09 Dec 2018 19:14:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=martingkelly-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=wPJwHtC69mqz1/Ebq3TFPG0ipESl+zOPcU23XQBbMSI=; b=Ivmk/HFiGjo4HivoNjkVlmx04rpxqcRCXt0gV2djdshyLYuiRCx6/eC8ZR85bzgTWk bY2l2a1/nblqq5hZVFEY6PUglX8N8+EMGoGc8u1aEl2gC0buMcotn+DFjrwZWyA+lgDc EOmfahDO3f55RKx3on8ItmWnRrmlOFz8Of3MJ7tE268b1SoV+6futPZhLMO0HViZCUVB COIp6yZ9LO6jLpmfD9W4aXoOWKpNTGYCN5H52BT5dO8Qhfg9bCPy3EyiP8NVuKOZ5k7O raD5zkFyvWJtJEQpD6eS/PyrOkSWv/IVhfBxsBwVwj7KUTKEDuhBuBtbcOZxwzElfFdl rupg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=wPJwHtC69mqz1/Ebq3TFPG0ipESl+zOPcU23XQBbMSI=; b=ks6BTfbgo25nGmurRWzGrFxzpkFQ/WqSKnMeJqn3aoQnb8scmW/8Pc+7UIrI8yQXom RXqNGJqnAbYy7tBOwqx6vymWKR1do6g0oUjk7FlYXhAVU2pOmOYo2qxcv0Ww3EhEMfLv bBJbIIURG7G8UOHM/rGGE0cmkDDjc39sJAdGY7l0MIvnaBnAFzBTHZVbZHoS9p10Pazb ibnuHEaikdWFHLBDVzrl27oIRAB7mOLlSRvvEmLQ7+qtV/kPGgXfQb71kyTIPQsfgeSJ nORMatvt+7SJzzE0+0RCxfu/IVXsuxdUVry0+MRNOkd3/rR+wE0k1tGBmcRcqNpS7z2F WAcA== X-Gm-Message-State: AA+aEWblqRoKyNKr2C5FwzVReWsW1wuS58A7Ejs1gm56I6aGNwTaMVVs f8hQUNIBjTxO+vbsUYjmU9hdK/Ko848= X-Google-Smtp-Source: AFSGD/X5DlSePVIwNhOhK5Pzc48RhybuHTHOpOw5ZyAXwME7B8EyG1Fc77Y6migA5yUhse72eBPolQ== X-Received: by 2002:a17:902:380c:: with SMTP id l12mr10366208plc.326.1544411698340; Sun, 09 Dec 2018 19:14:58 -0800 (PST) Received: from cascade.Home (97-113-252-154.tukw.qwest.net. [97.113.252.154]) by smtp.gmail.com with ESMTPSA id x27sm22781712pfe.178.2018.12.09.19.14.57 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 09 Dec 2018 19:14:57 -0800 (PST) From: Martin Kelly X-Google-Original-From: Martin Kelly , Jonathan Cameron , Martin Kelly Subject: [PATCH v2] iio: bmi160: use all devm functions in probe Date: Sun, 9 Dec 2018 19:14:55 -0800 Message-Id: <20181210031455.2836-1-martin@martingkelly.com> X-Mailer: git-send-email 2.11.0 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org From: Martin Kelly Currently, we're using the devm version of some but not all functions. Switch to the devm version of iio_triggered_buffer_setup and iio_device_register to simplify the code a bit and decrease the chance of bugs. Signed-off-by: Martin Kelly --- v2: - Use devm_add_action_or_reset to prevent device uninit prior to unregister. drivers/iio/imu/bmi160/bmi160_core.c | 38 +++++++++++++----------------------- drivers/iio/imu/bmi160/bmi160_i2c.c | 8 -------- drivers/iio/imu/bmi160/bmi160_spi.c | 8 -------- 3 files changed, 14 insertions(+), 40 deletions(-) diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c index c85659ca9507..b10330b0f93f 100644 --- a/drivers/iio/imu/bmi160/bmi160_core.c +++ b/drivers/iio/imu/bmi160/bmi160_core.c @@ -542,10 +542,12 @@ static int bmi160_chip_init(struct bmi160_data *data, bool use_spi) return 0; } -static void bmi160_chip_uninit(struct bmi160_data *data) +static void bmi160_chip_uninit(void *data) { - bmi160_set_mode(data, BMI160_GYRO, false); - bmi160_set_mode(data, BMI160_ACCEL, false); + struct bmi160_data *bmi_data = data; + + bmi160_set_mode(bmi_data, BMI160_GYRO, false); + bmi160_set_mode(bmi_data, BMI160_ACCEL, false); } int bmi160_core_probe(struct device *dev, struct regmap *regmap, @@ -567,6 +569,10 @@ int bmi160_core_probe(struct device *dev, struct regmap *regmap, if (ret < 0) return ret; + ret = devm_add_action_or_reset(dev, bmi160_chip_uninit, data); + if (ret < 0) + return ret; + if (!name && ACPI_HANDLE(dev)) name = bmi160_match_acpi_device(dev); @@ -577,35 +583,19 @@ int bmi160_core_probe(struct device *dev, struct regmap *regmap, indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &bmi160_info; - ret = iio_triggered_buffer_setup(indio_dev, NULL, - bmi160_trigger_handler, NULL); + ret = devm_iio_triggered_buffer_setup(dev, indio_dev, NULL, + bmi160_trigger_handler, NULL); if (ret < 0) - goto uninit; + return ret; - ret = iio_device_register(indio_dev); + ret = devm_iio_device_register(dev, indio_dev); if (ret < 0) - goto buffer_cleanup; + return ret; return 0; -buffer_cleanup: - iio_triggered_buffer_cleanup(indio_dev); -uninit: - bmi160_chip_uninit(data); - return ret; } EXPORT_SYMBOL_GPL(bmi160_core_probe); -void bmi160_core_remove(struct device *dev) -{ - struct iio_dev *indio_dev = dev_get_drvdata(dev); - struct bmi160_data *data = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - iio_triggered_buffer_cleanup(indio_dev); - bmi160_chip_uninit(data); -} -EXPORT_SYMBOL_GPL(bmi160_core_remove); - MODULE_AUTHOR("Daniel Baluta dev, regmap, name, false); } -static int bmi160_i2c_remove(struct i2c_client *client) -{ - bmi160_core_remove(&client->dev); - - return 0; -} - static const struct i2c_device_id bmi160_i2c_id[] = { {"bmi160", 0}, {} @@ -72,7 +65,6 @@ static struct i2c_driver bmi160_i2c_driver = { .of_match_table = of_match_ptr(bmi160_of_match), }, .probe = bmi160_i2c_probe, - .remove = bmi160_i2c_remove, .id_table = bmi160_i2c_id, }; module_i2c_driver(bmi160_i2c_driver); diff --git a/drivers/iio/imu/bmi160/bmi160_spi.c b/drivers/iio/imu/bmi160/bmi160_spi.c index d34dfdfd1a7d..e521ad14eeac 100644 --- a/drivers/iio/imu/bmi160/bmi160_spi.c +++ b/drivers/iio/imu/bmi160/bmi160_spi.c @@ -29,13 +29,6 @@ static int bmi160_spi_probe(struct spi_device *spi) return bmi160_core_probe(&spi->dev, regmap, id->name, true); } -static int bmi160_spi_remove(struct spi_device *spi) -{ - bmi160_core_remove(&spi->dev); - - return 0; -} - static const struct spi_device_id bmi160_spi_id[] = { {"bmi160", 0}, {} @@ -58,7 +51,6 @@ MODULE_DEVICE_TABLE(of, bmi160_of_match); static struct spi_driver bmi160_spi_driver = { .probe = bmi160_spi_probe, - .remove = bmi160_spi_remove, .id_table = bmi160_spi_id, .driver = { .acpi_match_table = ACPI_PTR(bmi160_acpi_match), -- 2.11.0