From patchwork Tue Apr 27 08:54:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nuno Sa X-Patchwork-Id: 12225643 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,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 3239BC433B4 for ; Tue, 27 Apr 2021 08:52:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E6A6561002 for ; Tue, 27 Apr 2021 08:52:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234561AbhD0IxZ (ORCPT ); Tue, 27 Apr 2021 04:53:25 -0400 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:38804 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229487AbhD0IxY (ORCPT ); Tue, 27 Apr 2021 04:53:24 -0400 Received: from pps.filterd (m0167089.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 13R8o3Xf021640; Tue, 27 Apr 2021 04:52:30 -0400 Received: from nwd2mta3.analog.com ([137.71.173.56]) by mx0a-00128a01.pphosted.com with ESMTP id 3865r9hbr2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 27 Apr 2021 04:52:30 -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 13R8qTYj033989 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 27 Apr 2021 04:52:29 -0400 Received: from ASHBMBX8.ad.analog.com (10.64.17.5) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.858.5; Tue, 27 Apr 2021 04:52:28 -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 15.2.858.5 via Frontend Transport; Tue, 27 Apr 2021 04:52:27 -0400 Received: from nsa.sphairon.box ([10.44.3.51]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 13R8qNJm007577; Tue, 27 Apr 2021 04:52:26 -0400 From: Nuno Sa To: CC: Jonathan Cameron , Michael Hennerich , Lars-Peter Clausen Subject: [PATCH v3 2/6] iio: adis_buffer: update device page after changing it Date: Tue, 27 Apr 2021 10:54:50 +0200 Message-ID: <20210427085454.30616-3-nuno.sa@analog.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210427085454.30616-1-nuno.sa@analog.com> References: <20210427085454.30616-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-ORIG-GUID: tqogG-AMmGqhMgydF6P7j3nMhmCmb4HW X-Proofpoint-GUID: tqogG-AMmGqhMgydF6P7j3nMhmCmb4HW X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.761 definitions=2021-04-27_05:2021-04-27,2021-04-27 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 clxscore=1015 mlxlogscore=731 priorityscore=1501 impostorscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 bulkscore=0 spamscore=0 malwarescore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000 definitions=main-2104270065 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org It makes more sense to update the device page as soon as we we successfully changed it. Moreover, a follow up patch will handle 'spi_sync' error path which would leave 'current_page' in a inconsistent state. Signed-off-by: Nuno Sa Reviewed-by: Alexandru Ardelean --- drivers/iio/imu/adis_buffer.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/iio/imu/adis_buffer.c b/drivers/iio/imu/adis_buffer.c index 0ae551a748eb..4fc0e0ca7561 100644 --- a/drivers/iio/imu/adis_buffer.c +++ b/drivers/iio/imu/adis_buffer.c @@ -140,6 +140,8 @@ static irqreturn_t adis_trigger_handler(int irq, void *p) mutex_unlock(&adis->state_lock); goto irq_done; } + + adis->current_page = 0; } } @@ -148,10 +150,8 @@ static irqreturn_t adis_trigger_handler(int irq, void *p) dev_err(&adis->spi->dev, "Failed to read data: %d", ret); - if (adis->data->has_paging) { - adis->current_page = 0; + if (adis->data->has_paging) mutex_unlock(&adis->state_lock); - } iio_push_to_buffers_with_timestamp(indio_dev, adis->buffer, pf->timestamp);