From patchwork Tue Sep 15 12:02:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776375 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1ECEF59D for ; Tue, 15 Sep 2020 12:30:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F802206DC for ; Tue, 15 Sep 2020 12:30:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726068AbgIOMaX (ORCPT ); Tue, 15 Sep 2020 08:30:23 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:48720 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726472AbgIOMB4 (ORCPT ); Tue, 15 Sep 2020 08:01:56 -0400 Received: from pps.filterd (m0167089.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 08FBrORs015681; Tue, 15 Sep 2020 08:01:30 -0400 Received: from nwd2mta3.analog.com ([137.71.173.56]) by mx0a-00128a01.pphosted.com with ESMTP id 33gu85284x-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 15 Sep 2020 08:01:30 -0400 Received: from ASHBMBX9.ad.analog.com (ashbmbx9.ad.analog.com [10.64.17.10]) by nwd2mta3.analog.com (8.14.7/8.14.7) with ESMTP id 08FC1TSX051497 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Tue, 15 Sep 2020 08:01:29 -0400 Received: from ASHBCASHYB5.ad.analog.com (10.64.17.133) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 08:01:37 -0400 Received: from ASHBMBX8.ad.analog.com (10.64.17.5) by ASHBCASHYB5.ad.analog.com (10.64.17.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 08:01:37 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 15 Sep 2020 08:01:37 -0400 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1K9s004525; Tue, 15 Sep 2020 08:01:24 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , "Hartmut Knaack" , Peter Meerwald-Stadler , "Dragos Bogdan" , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 01/10] iio: adis16201: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:49 +0200 Message-ID: <20200915120258.161587-2-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 adultscore=0 priorityscore=1501 mlxlogscore=883 spamscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 mlxscore=0 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/iio/accel/adis16201.c | 26 +++----------------------- 1 file changed, 3 insertions(+), 23 deletions(-) diff --git a/drivers/iio/accel/adis16201.c b/drivers/iio/accel/adis16201.c index 59a24c355a1a..f955cccb3e77 100644 --- a/drivers/iio/accel/adis16201.c +++ b/drivers/iio/accel/adis16201.c @@ -281,34 +281,15 @@ static int adis16201_probe(struct spi_device *spi) if (ret) return ret; - ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL); + ret = devm_adis_setup_buffer_and_trigger(st, indio_dev, NULL); if (ret) return ret; ret = adis_initial_startup(st); if (ret) - goto error_cleanup_buffer_trigger; - - ret = iio_device_register(indio_dev); - if (ret < 0) - goto error_cleanup_buffer_trigger; - - return 0; - -error_cleanup_buffer_trigger: - adis_cleanup_buffer_and_trigger(st, indio_dev); - return ret; -} - -static int adis16201_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - adis_cleanup_buffer_and_trigger(st, indio_dev); + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } static struct spi_driver adis16201_driver = { @@ -316,7 +297,6 @@ static struct spi_driver adis16201_driver = { .name = "adis16201", }, .probe = adis16201_probe, - .remove = adis16201_remove, }; module_spi_driver(adis16201_driver); From patchwork Tue Sep 15 12:02:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776373 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 719BC92C for ; Tue, 15 Sep 2020 12:30:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 62962206DC for ; Tue, 15 Sep 2020 12:30:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726082AbgIOMaQ (ORCPT ); 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Tue, 15 Sep 2020 05:01:40 -0700 Received: from SCSQMBX10.ad.analog.com (10.77.17.5) by SCSQCASHYB7.ad.analog.com (10.77.17.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 05:01:39 -0700 Received: from zeus.spd.analog.com (10.66.68.11) by SCSQMBX10.ad.analog.com (10.77.17.5) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 15 Sep 2020 05:01:39 -0700 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1K9t004525; Tue, 15 Sep 2020 08:01:26 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , "Hartmut Knaack" , Peter Meerwald-Stadler , "Dragos Bogdan" , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 02/10] iio: adis16209: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:50 +0200 Message-ID: <20200915120258.161587-3-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 adultscore=0 priorityscore=1501 mlxlogscore=883 spamscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 mlxscore=0 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/iio/accel/adis16209.c | 25 +++---------------------- 1 file changed, 3 insertions(+), 22 deletions(-) diff --git a/drivers/iio/accel/adis16209.c b/drivers/iio/accel/adis16209.c index 3d5538e2f76e..4a841aec6268 100644 --- a/drivers/iio/accel/adis16209.c +++ b/drivers/iio/accel/adis16209.c @@ -291,33 +291,15 @@ static int adis16209_probe(struct spi_device *spi) if (ret) return ret; - ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL); + ret = devm_adis_setup_buffer_and_trigger(st, indio_dev, NULL); if (ret) return ret; ret = adis_initial_startup(st); if (ret) - goto error_cleanup_buffer_trigger; - ret = iio_device_register(indio_dev); - if (ret) - goto error_cleanup_buffer_trigger; - - return 0; - -error_cleanup_buffer_trigger: - adis_cleanup_buffer_and_trigger(st, indio_dev); - return ret; -} - -static int adis16209_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - adis_cleanup_buffer_and_trigger(st, indio_dev); + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } static struct spi_driver adis16209_driver = { @@ -325,7 +307,6 @@ static struct spi_driver adis16209_driver = { .name = "adis16209", }, .probe = adis16209_probe, - .remove = adis16209_remove, }; module_spi_driver(adis16209_driver); From patchwork Tue Sep 15 12:02:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776371 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9971659D for ; Tue, 15 Sep 2020 12:30:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 89D10206DC for ; Tue, 15 Sep 2020 12:30:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726150AbgIOM3x (ORCPT ); Tue, 15 Sep 2020 08:29:53 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:52806 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726475AbgIOMB5 (ORCPT ); Tue, 15 Sep 2020 08:01:57 -0400 Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 08FBtH2w002650; Tue, 15 Sep 2020 08:01:34 -0400 Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com with ESMTP id 33h7pr8s4b-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 15 Sep 2020 08:01:34 -0400 Received: from SCSQMBX10.ad.analog.com (scsqmbx10.ad.analog.com [10.77.17.5]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 08FC1W9N007743 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Tue, 15 Sep 2020 08:01:32 -0400 Received: from SCSQMBX11.ad.analog.com (10.77.17.10) by SCSQMBX10.ad.analog.com (10.77.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 05:01:40 -0700 Received: from zeus.spd.analog.com (10.66.68.11) by SCSQMBX11.ad.analog.com (10.77.17.10) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 15 Sep 2020 05:01:40 -0700 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1K9u004525; Tue, 15 Sep 2020 08:01:28 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Hartmut Knaack , Peter Meerwald-Stadler , Dragos Bogdan , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 03/10] iio: adis16136: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:51 +0200 Message-ID: <20200915120258.161587-4-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 mlxscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 impostorscore=0 phishscore=0 mlxlogscore=999 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/iio/gyro/adis16136.c | 37 +++++++++++++----------------------- 1 file changed, 13 insertions(+), 24 deletions(-) diff --git a/drivers/iio/gyro/adis16136.c b/drivers/iio/gyro/adis16136.c index d8a96f6bbae2..a11ae9db0d11 100644 --- a/drivers/iio/gyro/adis16136.c +++ b/drivers/iio/gyro/adis16136.c @@ -523,6 +523,11 @@ static const struct adis16136_chip_info adis16136_chip_info[] = { }, }; +static void adis16136_stop(void *data) +{ + adis16136_stop_device(data); +} + static int adis16136_probe(struct spi_device *spi) { const struct spi_device_id *id = spi_get_device_id(spi); @@ -552,38 +557,23 @@ static int adis16136_probe(struct spi_device *spi) if (ret) return ret; - ret = adis_setup_buffer_and_trigger(&adis16136->adis, indio_dev, NULL); + ret = devm_adis_setup_buffer_and_trigger(&adis16136->adis, indio_dev, NULL); if (ret) return ret; ret = adis16136_initial_setup(indio_dev); if (ret) - goto error_cleanup_buffer; + return ret; - ret = iio_device_register(indio_dev); + ret = devm_add_action_or_reset(&spi->dev, adis16136_stop, indio_dev); if (ret) - goto error_stop_device; - - adis16136_debugfs_init(indio_dev); - - return 0; - -error_stop_device: - adis16136_stop_device(indio_dev); -error_cleanup_buffer: - adis_cleanup_buffer_and_trigger(&adis16136->adis, indio_dev); - return ret; -} - -static int adis16136_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis16136 *adis16136 = iio_priv(indio_dev); + return ret; - iio_device_unregister(indio_dev); - adis16136_stop_device(indio_dev); + ret = devm_iio_device_register(&spi->dev, indio_dev); + if (ret) + return ret; - adis_cleanup_buffer_and_trigger(&adis16136->adis, indio_dev); + adis16136_debugfs_init(indio_dev); return 0; } @@ -603,7 +593,6 @@ static struct spi_driver adis16136_driver = { }, .id_table = adis16136_ids, .probe = adis16136_probe, - .remove = adis16136_remove, }; module_spi_driver(adis16136_driver); From patchwork Tue Sep 15 12:02:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776279 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5D498618 for ; Tue, 15 Sep 2020 12:03:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4770321D43 for ; Tue, 15 Sep 2020 12:03:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726460AbgIOMC1 (ORCPT ); Tue, 15 Sep 2020 08:02:27 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:58654 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726466AbgIOMB5 (ORCPT ); Tue, 15 Sep 2020 08:01:57 -0400 Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 08FBtDEa002322; 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Tue, 15 Sep 2020 05:01:43 -0700 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1K9v004525; Tue, 15 Sep 2020 08:01:30 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , "Hartmut Knaack" , Peter Meerwald-Stadler , "Dragos Bogdan" , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 04/10] iio: adis16260: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:52 +0200 Message-ID: <20200915120258.161587-5-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 mlxscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 impostorscore=0 phishscore=0 mlxlogscore=999 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/iio/gyro/adis16260.c | 33 +++++++++++---------------------- 1 file changed, 11 insertions(+), 22 deletions(-) diff --git a/drivers/iio/gyro/adis16260.c b/drivers/iio/gyro/adis16260.c index e638d56e1574..e7c9a3e31c45 100644 --- a/drivers/iio/gyro/adis16260.c +++ b/drivers/iio/gyro/adis16260.c @@ -359,6 +359,11 @@ static const struct adis_data adis16260_data = { BIT(ADIS16260_DIAG_STAT_POWER_LOW_BIT), }; +static void adis16260_stop(void *data) +{ + adis16260_stop_device(data); +} + static int adis16260_probe(struct spi_device *spi) { const struct spi_device_id *id; @@ -390,35 +395,20 @@ static int adis16260_probe(struct spi_device *spi) if (ret) return ret; - ret = adis_setup_buffer_and_trigger(&adis16260->adis, indio_dev, NULL); + ret = devm_adis_setup_buffer_and_trigger(&adis16260->adis, indio_dev, NULL); if (ret) return ret; /* Get the device into a sane initial state */ ret = adis_initial_startup(&adis16260->adis); if (ret) - goto error_cleanup_buffer_trigger; - ret = iio_device_register(indio_dev); - if (ret) - goto error_cleanup_buffer_trigger; - - return 0; - -error_cleanup_buffer_trigger: - adis_cleanup_buffer_and_trigger(&adis16260->adis, indio_dev); - return ret; -} - -static int adis16260_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis16260 *adis16260 = iio_priv(indio_dev); + return ret; - iio_device_unregister(indio_dev); - adis16260_stop_device(indio_dev); - adis_cleanup_buffer_and_trigger(&adis16260->adis, indio_dev); + ret = devm_add_action_or_reset(&spi->dev, adis16260_stop, indio_dev); + if (ret) + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } /* @@ -441,7 +431,6 @@ static struct spi_driver adis16260_driver = { .name = "adis16260", }, .probe = adis16260_probe, - .remove = adis16260_remove, .id_table = adis16260_id, }; module_spi_driver(adis16260_driver); From patchwork Tue Sep 15 12:02:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776289 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 455F21709 for ; Tue, 15 Sep 2020 12:05:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 366ED206BE for ; Tue, 15 Sep 2020 12:05:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726324AbgIOMCh (ORCPT ); Tue, 15 Sep 2020 08:02:37 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:61076 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726267AbgIOMB5 (ORCPT ); Tue, 15 Sep 2020 08:01:57 -0400 Received: from pps.filterd (m0167089.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 08FBrOML015678; Tue, 15 Sep 2020 08:01:38 -0400 Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com with ESMTP id 33gu85285g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 15 Sep 2020 08:01:37 -0400 Received: from ASHBMBX8.ad.analog.com (ashbmbx8.ad.analog.com [10.64.17.5]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 08FC1adp007787 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Tue, 15 Sep 2020 08:01:36 -0400 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 08:01:45 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 15 Sep 2020 08:01:45 -0400 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1K9w004525; Tue, 15 Sep 2020 08:01:31 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Hartmut Knaack , Peter Meerwald-Stadler , Dragos Bogdan , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 05/10] iio: adis16400: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:53 +0200 Message-ID: <20200915120258.161587-6-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 adultscore=0 priorityscore=1501 mlxlogscore=847 spamscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 mlxscore=0 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/iio/imu/adis16400.c | 38 +++++++++++++++---------------------- 1 file changed, 15 insertions(+), 23 deletions(-) diff --git a/drivers/iio/imu/adis16400.c b/drivers/iio/imu/adis16400.c index 1ebe3e50d3e6..889c8c2a19f4 100644 --- a/drivers/iio/imu/adis16400.c +++ b/drivers/iio/imu/adis16400.c @@ -1164,6 +1164,12 @@ static void adis16400_setup_chan_mask(struct adis16400_state *st) st->avail_scan_mask[0] |= BIT(ch->scan_index); } } + +static void adis16400_stop(void *data) +{ + adis16400_stop_device(data); +} + static int adis16400_probe(struct spi_device *spi) { struct adis16400_state *st; @@ -1201,37 +1207,24 @@ static int adis16400_probe(struct spi_device *spi) if (ret) return ret; - ret = adis_setup_buffer_and_trigger(&st->adis, indio_dev, - adis16400_trigger_handler); + ret = devm_adis_setup_buffer_and_trigger(&st->adis, indio_dev, adis16400_trigger_handler); if (ret) return ret; /* Get the device into a sane initial state */ ret = adis16400_initial_setup(indio_dev); if (ret) - goto error_cleanup_buffer; - ret = iio_device_register(indio_dev); - if (ret) - goto error_cleanup_buffer; - - adis16400_debugfs_init(indio_dev); - return 0; - -error_cleanup_buffer: - adis_cleanup_buffer_and_trigger(&st->adis, indio_dev); - return ret; -} - -static int adis16400_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis16400_state *st = iio_priv(indio_dev); + return ret; - iio_device_unregister(indio_dev); - adis16400_stop_device(indio_dev); + ret = devm_add_action_or_reset(&spi->dev, adis16400_stop, indio_dev); + if (ret) + return ret; - adis_cleanup_buffer_and_trigger(&st->adis, indio_dev); + ret = devm_iio_device_register(&spi->dev, indio_dev); + if (ret) + return ret; + adis16400_debugfs_init(indio_dev); return 0; } @@ -1261,7 +1254,6 @@ static struct spi_driver adis16400_driver = { }, .id_table = adis16400_id, .probe = adis16400_probe, - .remove = adis16400_remove, }; module_spi_driver(adis16400_driver); From patchwork Tue Sep 15 12:02:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776363 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A9E3A6CA for ; Tue, 15 Sep 2020 12:29:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9B9A12078E for ; Tue, 15 Sep 2020 12:29:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726136AbgIOM3L (ORCPT ); Tue, 15 Sep 2020 08:29:11 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:64806 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726281AbgIOMB5 (ORCPT ); Tue, 15 Sep 2020 08:01:57 -0400 Received: from pps.filterd (m0167089.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 08FBrPtI015685; 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Tue, 15 Sep 2020 08:01:34 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Hartmut Knaack , Peter Meerwald-Stadler , Dragos Bogdan , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 06/10] iio: adis16460: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:54 +0200 Message-ID: <20200915120258.161587-7-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 adultscore=0 priorityscore=1501 mlxlogscore=984 spamscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 mlxscore=0 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/iio/imu/adis16460.c | 25 ++++--------------------- 1 file changed, 4 insertions(+), 21 deletions(-) diff --git a/drivers/iio/imu/adis16460.c b/drivers/iio/imu/adis16460.c index b26a5f1bc51a..74a161e39733 100644 --- a/drivers/iio/imu/adis16460.c +++ b/drivers/iio/imu/adis16460.c @@ -403,7 +403,7 @@ static int adis16460_probe(struct spi_device *spi) if (ret) return ret; - ret = adis_setup_buffer_and_trigger(&st->adis, indio_dev, NULL); + ret = devm_adis_setup_buffer_and_trigger(&st->adis, indio_dev, NULL); if (ret) return ret; @@ -411,30 +411,14 @@ static int adis16460_probe(struct spi_device *spi) ret = __adis_initial_startup(&st->adis); if (ret) - goto error_cleanup_buffer; + return ret; - ret = iio_device_register(indio_dev); + ret = devm_iio_device_register(&spi->dev, indio_dev); if (ret) - goto error_cleanup_buffer; + return ret; adis16460_debugfs_init(indio_dev); - return 0; - -error_cleanup_buffer: - adis_cleanup_buffer_and_trigger(&st->adis, indio_dev); - return ret; -} - -static int adis16460_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis16460 *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - - adis_cleanup_buffer_and_trigger(&st->adis, indio_dev); - return 0; } @@ -457,7 +441,6 @@ static struct spi_driver adis16460_driver = { }, .id_table = adis16460_ids, .probe = adis16460_probe, - .remove = adis16460_remove, }; module_spi_driver(adis16460_driver); From patchwork Tue Sep 15 12:02:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776359 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E74C259D for ; Tue, 15 Sep 2020 12:29:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D87B1206DC for ; 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Tue, 15 Sep 2020 08:01:40 -0400 Received: from SCSQCASHYB7.ad.analog.com (10.77.17.133) by SCSQMBX11.ad.analog.com (10.77.17.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 05:01:48 -0700 Received: from SCSQMBX10.ad.analog.com (10.77.17.5) by SCSQCASHYB7.ad.analog.com (10.77.17.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 05:01:48 -0700 Received: from zeus.spd.analog.com (10.66.68.11) by SCSQMBX10.ad.analog.com (10.77.17.5) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 15 Sep 2020 05:01:48 -0700 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1KA0004525; Tue, 15 Sep 2020 08:01:35 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , "Hartmut Knaack" , Peter Meerwald-Stadler , "Dragos Bogdan" , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 07/10] iio: adis16480: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:55 +0200 Message-ID: <20200915120258.161587-8-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 mlxscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 impostorscore=0 phishscore=0 mlxlogscore=999 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/iio/imu/adis16480.c | 55 +++++++++++++++++-------------------- 1 file changed, 25 insertions(+), 30 deletions(-) diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c index 1eb4f98076f1..dfe86c589325 100644 --- a/drivers/iio/imu/adis16480.c +++ b/drivers/iio/imu/adis16480.c @@ -1212,6 +1212,16 @@ static int adis16480_get_ext_clocks(struct adis16480 *st) return 0; } +static void adis16480_stop(void *data) +{ + adis16480_stop_device(data); +} + +static void adis16480_clk_disable(void *data) +{ + clk_disable_unprepare(data); +} + static int adis16480_probe(struct spi_device *spi) { const struct spi_device_id *id = spi_get_device_id(spi); @@ -1245,18 +1255,26 @@ static int adis16480_probe(struct spi_device *spi) if (ret) return ret; + ret = devm_add_action_or_reset(&spi->dev, adis16480_stop, indio_dev); + if (ret) + return ret; + ret = adis16480_config_irq_pin(spi->dev.of_node, st); if (ret) - goto error_stop_device; + return ret; ret = adis16480_get_ext_clocks(st); if (ret) - goto error_stop_device; + return ret; if (!IS_ERR_OR_NULL(st->ext_clk)) { ret = adis16480_ext_clk_config(st, spi->dev.of_node, true); if (ret) - goto error_stop_device; + return ret; + + ret = devm_add_action_or_reset(&spi->dev, adis16480_clk_disable, st->ext_clk); + if (ret) + return ret; st->clk_freq = clk_get_rate(st->ext_clk); st->clk_freq *= 1000; /* micro */ @@ -1264,38 +1282,16 @@ static int adis16480_probe(struct spi_device *spi) st->clk_freq = st->chip_info->int_clk; } - ret = adis_setup_buffer_and_trigger(&st->adis, indio_dev, NULL); + ret = devm_adis_setup_buffer_and_trigger(&st->adis, indio_dev, NULL); if (ret) - goto error_clk_disable_unprepare; + return ret; - ret = iio_device_register(indio_dev); + ret = devm_iio_device_register(&spi->dev, indio_dev); if (ret) - goto error_cleanup_buffer; + return ret; adis16480_debugfs_init(indio_dev); - return 0; - -error_cleanup_buffer: - adis_cleanup_buffer_and_trigger(&st->adis, indio_dev); -error_clk_disable_unprepare: - clk_disable_unprepare(st->ext_clk); -error_stop_device: - adis16480_stop_device(indio_dev); - return ret; -} - -static int adis16480_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis16480 *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - adis16480_stop_device(indio_dev); - - adis_cleanup_buffer_and_trigger(&st->adis, indio_dev); - clk_disable_unprepare(st->ext_clk); - return 0; } @@ -1338,7 +1334,6 @@ static struct spi_driver adis16480_driver = { }, .id_table = adis16480_ids, .probe = adis16480_probe, - .remove = adis16480_remove, }; module_spi_driver(adis16480_driver); From patchwork Tue Sep 15 12:02:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776355 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8512C6CA for ; 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Tue, 15 Sep 2020 08:01:41 -0400 Received: from ASHBMBX8.ad.analog.com (10.64.17.5) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 08:01:50 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 15 Sep 2020 08:01:50 -0400 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1KA1004525; Tue, 15 Sep 2020 08:01:37 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Hartmut Knaack , Peter Meerwald-Stadler , Dragos Bogdan , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 08/10] staging: iio: adis16203: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:56 +0200 Message-ID: <20200915120258.161587-9-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 mlxscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 impostorscore=0 phishscore=0 mlxlogscore=999 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/staging/iio/accel/adis16203.c | 26 +++----------------------- 1 file changed, 3 insertions(+), 23 deletions(-) diff --git a/drivers/staging/iio/accel/adis16203.c b/drivers/staging/iio/accel/adis16203.c index c7798908ef0e..b68304da288b 100644 --- a/drivers/staging/iio/accel/adis16203.c +++ b/drivers/staging/iio/accel/adis16203.c @@ -286,35 +286,16 @@ static int adis16203_probe(struct spi_device *spi) if (ret) return ret; - ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL); + ret = devm_adis_setup_buffer_and_trigger(st, indio_dev, NULL); if (ret) return ret; /* Get the device into a sane initial state */ ret = adis_initial_startup(st); if (ret) - goto error_cleanup_buffer_trigger; - - ret = iio_device_register(indio_dev); - if (ret) - goto error_cleanup_buffer_trigger; - - return 0; - -error_cleanup_buffer_trigger: - adis_cleanup_buffer_and_trigger(st, indio_dev); - return ret; -} - -static int adis16203_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - adis_cleanup_buffer_and_trigger(st, indio_dev); + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } static const struct of_device_id adis16203_of_match[] = { @@ -330,7 +311,6 @@ static struct spi_driver adis16203_driver = { .of_match_table = adis16203_of_match, }, .probe = adis16203_probe, - .remove = adis16203_remove, }; module_spi_driver(adis16203_driver); From patchwork Tue Sep 15 12:02:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776281 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D89C8618 for ; Tue, 15 Sep 2020 12:04:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CA3AF21D7B for ; Tue, 15 Sep 2020 12:04:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726486AbgIOMDX (ORCPT ); Tue, 15 Sep 2020 08:03:23 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:17230 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726471AbgIOMCE (ORCPT ); Tue, 15 Sep 2020 08:02:04 -0400 Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 08FBtj9D015986; Tue, 15 Sep 2020 08:01:46 -0400 Received: from nwd2mta3.analog.com ([137.71.173.56]) by mx0a-00128a01.pphosted.com with ESMTP id 33h7pr8s4y-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 15 Sep 2020 08:01:46 -0400 Received: from SCSQMBX10.ad.analog.com (scsqmbx10.ad.analog.com [10.77.17.5]) by nwd2mta3.analog.com (8.14.7/8.14.7) with ESMTP id 08FC1jhJ051622 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Tue, 15 Sep 2020 08:01:45 -0400 Received: from SCSQMBX10.ad.analog.com (10.77.17.5) by SCSQMBX10.ad.analog.com (10.77.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 05:01:53 -0700 Received: from zeus.spd.analog.com (10.66.68.11) by SCSQMBX10.ad.analog.com (10.77.17.5) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 15 Sep 2020 05:01:53 -0700 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1KA2004525; Tue, 15 Sep 2020 08:01:39 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Hartmut Knaack , Peter Meerwald-Stadler , Dragos Bogdan , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 09/10] staging: iio: adis16240: Use Managed device functions Date: Tue, 15 Sep 2020 14:02:57 +0200 Message-ID: <20200915120258.161587-10-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 mlxscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 impostorscore=0 phishscore=0 mlxlogscore=999 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use the adis managed device functions to setup the buffer and the trigger. The ultimate goal will be to completely drop the non devm version from the lib. Since we are here, drop the `.remove` callback by further using devm functions. Signed-off-by: Nuno Sá --- Changes in v2: * Further use devm functions to keep cleanup order and to drop `.remove`. drivers/staging/iio/accel/adis16240.c | 25 +++---------------------- 1 file changed, 3 insertions(+), 22 deletions(-) diff --git a/drivers/staging/iio/accel/adis16240.c b/drivers/staging/iio/accel/adis16240.c index 38ec40b458c9..5064adce5f58 100644 --- a/drivers/staging/iio/accel/adis16240.c +++ b/drivers/staging/iio/accel/adis16240.c @@ -415,35 +415,17 @@ static int adis16240_probe(struct spi_device *spi) ret = adis_init(st, indio_dev, spi, &adis16240_data); if (ret) return ret; - ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL); + ret = devm_adis_setup_buffer_and_trigger(st, indio_dev, NULL); if (ret) return ret; /* Get the device into a sane initial state */ ret = adis_initial_startup(st); if (ret) - goto error_cleanup_buffer_trigger; - ret = iio_device_register(indio_dev); - if (ret) - goto error_cleanup_buffer_trigger; - return 0; - -error_cleanup_buffer_trigger: - adis_cleanup_buffer_and_trigger(st, indio_dev); - return ret; -} - -static int adis16240_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct adis *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - adis_cleanup_buffer_and_trigger(st, indio_dev); + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } - static const struct of_device_id adis16240_of_match[] = { { .compatible = "adi,adis16240" }, { }, @@ -456,7 +438,6 @@ static struct spi_driver adis16240_driver = { .of_match_table = adis16240_of_match, }, .probe = adis16240_probe, - .remove = adis16240_remove, }; module_spi_driver(adis16240_driver); From patchwork Tue Sep 15 12:02:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 11776353 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A185E6CA for ; 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Tue, 15 Sep 2020 08:01:46 -0400 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 15 Sep 2020 08:01:54 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 15 Sep 2020 08:01:53 -0400 Received: from nsa.sphairon.box ([10.44.3.98]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 08FC1KA3004525; Tue, 15 Sep 2020 08:01:41 -0400 From: =?utf-8?q?Nuno_S=C3=A1?= To: , CC: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Hartmut Knaack , Peter Meerwald-Stadler , Dragos Bogdan , Greg Kroah-Hartman , Alexandru Ardelean Subject: [PATCH v2 10/10] iio: adis: Drop non Managed device functions Date: Tue, 15 Sep 2020 14:02:58 +0200 Message-ID: <20200915120258.161587-11-nuno.sa@analog.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200915120258.161587-1-nuno.sa@analog.com> References: <20200915120258.161587-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-15_08:2020-09-15,2020-09-15 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=2 bulkscore=0 adultscore=0 priorityscore=1501 mlxlogscore=813 spamscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 mlxscore=0 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009150103 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Drop `adis_setup_buffer_and_trigger()`. All users were updated to use the devm version of this function. This avoids having almost the same code repeated. Signed-off-by: Nuno Sá --- Changes in v2: * Nothing changed. drivers/iio/imu/adis_buffer.c | 64 +++------------------------------- drivers/iio/imu/adis_trigger.c | 60 ------------------------------- include/linux/iio/imu/adis.h | 27 -------------- 3 files changed, 4 insertions(+), 147 deletions(-) diff --git a/drivers/iio/imu/adis_buffer.c b/drivers/iio/imu/adis_buffer.c index 5b4225ee09b9..df6144285470 100644 --- a/drivers/iio/imu/adis_buffer.c +++ b/drivers/iio/imu/adis_buffer.c @@ -169,48 +169,6 @@ static void adis_buffer_cleanup(void *arg) kfree(adis->xfer); } -/** - * adis_setup_buffer_and_trigger() - Sets up buffer and trigger for the adis device - * @adis: The adis device. - * @indio_dev: The IIO device. - * @trigger_handler: Optional trigger handler, may be NULL. - * - * Returns 0 on success, a negative error code otherwise. - * - * This function sets up the buffer and trigger for a adis devices. If - * 'trigger_handler' is NULL the default trigger handler will be used. The - * default trigger handler will simply read the registers assigned to the - * currently active channels. - * - * adis_cleanup_buffer_and_trigger() should be called to free the resources - * allocated by this function. - */ -int adis_setup_buffer_and_trigger(struct adis *adis, struct iio_dev *indio_dev, - irqreturn_t (*trigger_handler)(int, void *)) -{ - int ret; - - if (!trigger_handler) - trigger_handler = adis_trigger_handler; - - ret = iio_triggered_buffer_setup(indio_dev, &iio_pollfunc_store_time, - trigger_handler, NULL); - if (ret) - return ret; - - if (adis->spi->irq) { - ret = adis_probe_trigger(adis, indio_dev); - if (ret) - goto error_buffer_cleanup; - } - return 0; - -error_buffer_cleanup: - iio_triggered_buffer_cleanup(indio_dev); - return ret; -} -EXPORT_SYMBOL_GPL(adis_setup_buffer_and_trigger); - /** * devm_adis_setup_buffer_and_trigger() - Sets up buffer and trigger for * the managed adis device @@ -220,7 +178,10 @@ EXPORT_SYMBOL_GPL(adis_setup_buffer_and_trigger); * * Returns 0 on success, a negative error code otherwise. * - * This function perfoms exactly the same as adis_setup_buffer_and_trigger() + * This function sets up the buffer and trigger for a adis devices. If + * 'trigger_handler' is NULL the default trigger handler will be used. The + * default trigger handler will simply read the registers assigned to the + * currently active channels. */ int devm_adis_setup_buffer_and_trigger(struct adis *adis, struct iio_dev *indio_dev, @@ -248,20 +209,3 @@ devm_adis_setup_buffer_and_trigger(struct adis *adis, struct iio_dev *indio_dev, } EXPORT_SYMBOL_GPL(devm_adis_setup_buffer_and_trigger); -/** - * adis_cleanup_buffer_and_trigger() - Free buffer and trigger resources - * @adis: The adis device. - * @indio_dev: The IIO device. - * - * Frees resources allocated by adis_setup_buffer_and_trigger() - */ -void adis_cleanup_buffer_and_trigger(struct adis *adis, - struct iio_dev *indio_dev) -{ - if (adis->spi->irq) - adis_remove_trigger(adis); - kfree(adis->buffer); - kfree(adis->xfer); - iio_triggered_buffer_cleanup(indio_dev); -} -EXPORT_SYMBOL_GPL(adis_cleanup_buffer_and_trigger); diff --git a/drivers/iio/imu/adis_trigger.c b/drivers/iio/imu/adis_trigger.c index 8afe71947c00..64e0ba51cb18 100644 --- a/drivers/iio/imu/adis_trigger.c +++ b/drivers/iio/imu/adis_trigger.c @@ -55,53 +55,6 @@ static int adis_validate_irq_flag(struct adis *adis) return 0; } -/** - * adis_probe_trigger() - Sets up trigger for a adis device - * @adis: The adis device - * @indio_dev: The IIO device - * - * Returns 0 on success or a negative error code - * - * adis_remove_trigger() should be used to free the trigger. - */ -int adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev) -{ - int ret; - - adis->trig = iio_trigger_alloc("%s-dev%d", indio_dev->name, - indio_dev->id); - if (adis->trig == NULL) - return -ENOMEM; - - adis_trigger_setup(adis); - - ret = adis_validate_irq_flag(adis); - if (ret) - return ret; - - ret = request_irq(adis->spi->irq, - &iio_trigger_generic_data_rdy_poll, - adis->irq_flag, - indio_dev->name, - adis->trig); - if (ret) - goto error_free_trig; - - ret = iio_trigger_register(adis->trig); - - indio_dev->trig = iio_trigger_get(adis->trig); - if (ret) - goto error_free_irq; - - return 0; - -error_free_irq: - free_irq(adis->spi->irq, adis->trig); -error_free_trig: - iio_trigger_free(adis->trig); - return ret; -} -EXPORT_SYMBOL_GPL(adis_probe_trigger); /** * devm_adis_probe_trigger() - Sets up trigger for a managed adis device @@ -137,16 +90,3 @@ int devm_adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev) } EXPORT_SYMBOL_GPL(devm_adis_probe_trigger); -/** - * adis_remove_trigger() - Remove trigger for a adis devices - * @adis: The adis device - * - * Removes the trigger previously registered with adis_probe_trigger(). - */ -void adis_remove_trigger(struct adis *adis) -{ - iio_trigger_unregister(adis->trig); - free_irq(adis->spi->irq, adis->trig); - iio_trigger_free(adis->trig); -} -EXPORT_SYMBOL_GPL(adis_remove_trigger); diff --git a/include/linux/iio/imu/adis.h b/include/linux/iio/imu/adis.h index 2df67448f0d1..01ba691da2f3 100644 --- a/include/linux/iio/imu/adis.h +++ b/include/linux/iio/imu/adis.h @@ -517,14 +517,8 @@ struct adis_burst { int devm_adis_setup_buffer_and_trigger(struct adis *adis, struct iio_dev *indio_dev, irq_handler_t trigger_handler); -int adis_setup_buffer_and_trigger(struct adis *adis, - struct iio_dev *indio_dev, irqreturn_t (*trigger_handler)(int, void *)); -void adis_cleanup_buffer_and_trigger(struct adis *adis, - struct iio_dev *indio_dev); int devm_adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev); -int adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev); -void adis_remove_trigger(struct adis *adis); int adis_update_scan_mode(struct iio_dev *indio_dev, const unsigned long *scan_mask); @@ -538,33 +532,12 @@ devm_adis_setup_buffer_and_trigger(struct adis *adis, struct iio_dev *indio_dev, return 0; } -static inline int adis_setup_buffer_and_trigger(struct adis *adis, - struct iio_dev *indio_dev, irqreturn_t (*trigger_handler)(int, void *)) -{ - return 0; -} - -static inline void adis_cleanup_buffer_and_trigger(struct adis *adis, - struct iio_dev *indio_dev) -{ -} - static inline int devm_adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev) { return 0; } -static inline int adis_probe_trigger(struct adis *adis, - struct iio_dev *indio_dev) -{ - return 0; -} - -static inline void adis_remove_trigger(struct adis *adis) -{ -} - #define adis_update_scan_mode NULL #endif /* CONFIG_IIO_BUFFER */