From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1165812AbeBORwx (ORCPT ); Thu, 15 Feb 2018 12:52:53 -0500 Received: from mx0a-001ae601.pphosted.com ([67.231.149.25]:59406 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1165799AbeBORws (ORCPT ); Thu, 15 Feb 2018 12:52:48 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=ckeepax@opensource.cirrus.com From: Charles Keepax To: CC: , , , , , , Subject: [PATCH 4/5] iio: accel: bcm150: Remove handling for regmap raw_read_max Date: Thu, 15 Feb 2018 17:52:19 +0000 Message-ID: <20180215175220.2691-4-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180215175220.2691-1-ckeepax@opensource.cirrus.com> References: <20180215175220.2691-1-ckeepax@opensource.cirrus.com> MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1802150215 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The regmap core now handles splitting up transactions according to max_raw_read, so this code is no longer required in client drivers. Signed-off-by: Charles Keepax --- drivers/iio/accel/bmc150-accel-core.c | 23 +++-------------------- 1 file changed, 3 insertions(+), 20 deletions(-) diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c index 870f92ef61c2..3d2e6b501bf9 100644 --- a/drivers/iio/accel/bmc150-accel-core.c +++ b/drivers/iio/accel/bmc150-accel-core.c @@ -838,29 +838,12 @@ static int bmc150_accel_fifo_transfer(struct bmc150_accel_data *data, int sample_length = 3 * 2; int ret; int total_length = samples * sample_length; - int i; - size_t step = regmap_get_raw_read_max(data->regmap); - - if (!step || step > total_length) - step = total_length; - else if (step < total_length) - step = sample_length; - - /* - * Seems we have a bus with size limitation so we have to execute - * multiple reads - */ - for (i = 0; i < total_length; i += step) { - ret = regmap_raw_read(data->regmap, BMC150_ACCEL_REG_FIFO_DATA, - &buffer[i], step); - if (ret) - break; - } + ret = regmap_raw_read(data->regmap, BMC150_ACCEL_REG_FIFO_DATA, + buffer, total_length); if (ret) dev_err(dev, - "Error transferring data from fifo in single steps of %zu\n", - step); + "Error transferring data from fifo: %d\n", ret); return ret; } -- 2.11.0