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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 30066C433DF for ; Tue, 7 Jul 2020 20:45:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 027CC206BE for ; Tue, 7 Jul 2020 20:45:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594154731; bh=vSrL5JyhpD5ajtZEs0nLda6epf5nVGgn7xh+Ofm+2fg=; h=From:To:Cc:Subject:Date:List-ID:From; b=U9ch/rJ5gwT3On/1TNA/Gjy5fl05cLnxjzTFK8+ROTdKhcS54AtfLdFYMrj6sXHgZ NNwBLThT0tD4+WRVzNz/92AqWzwOj+raS5AIWCiBU/Vrj+tq60tgd8hCwxIOVaz1Ec 8xvEUDKJy3CIq2gH98q2pX9Jly5vPElgW+sUxDq0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728347AbgGGUpa (ORCPT ); Tue, 7 Jul 2020 16:45:30 -0400 Received: from mail.kernel.org ([198.145.29.99]:52032 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726273AbgGGUpa (ORCPT ); Tue, 7 Jul 2020 16:45:30 -0400 Received: from localhost.localdomain (cpc149474-cmbg20-2-0-cust94.5-4.cable.virginm.net [82.4.196.95]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 51EB220675; Tue, 7 Jul 2020 20:45:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594154729; bh=vSrL5JyhpD5ajtZEs0nLda6epf5nVGgn7xh+Ofm+2fg=; h=From:To:Cc:Subject:Date:From; b=YMDYQWNIaaIrX7TOLf+nEvByxzlagZA68e+aVDDiFDQY0uu+ka0rx/Ad2V8xitFpM 1RyJ5sdPX59FtWAdCNwAOz+YADJ8IVKVoQysyb1a4zhR8OL3aM3DQ1S4oaz7WfEdZL bQ9EaWiqISs2DtP2V/zZuBf+v5RUiDdcHHnkbkn8= From: Jonathan Cameron To: linux-iio@vger.kernel.org Cc: Jonathan Cameron Subject: [PATCH] iio:adc:ti_am335x: Drop read variables that are set and not read. Date: Tue, 7 Jul 2020 21:43:24 +0100 Message-Id: <20200707204324.391215-1-jic23@kernel.org> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org From: Jonathan Cameron There is no point in setting them so let us clear them out. Signed-off-by: Jonathan Cameron --- drivers/iio/adc/ti_am335x_adc.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c index 6946d25b4642..c719d6cbc2ac 100644 --- a/drivers/iio/adc/ti_am335x_adc.c +++ b/drivers/iio/adc/ti_am335x_adc.c @@ -294,7 +294,7 @@ static int tiadc_start_dma(struct iio_dev *indio_dev) static int tiadc_buffer_preenable(struct iio_dev *indio_dev) { struct tiadc_device *adc_dev = iio_priv(indio_dev); - int i, fifo1count, read; + int i, fifo1count; tiadc_writel(adc_dev, REG_IRQCLR, (IRQENB_FIFO1THRES | IRQENB_FIFO1OVRRUN | @@ -303,7 +303,7 @@ static int tiadc_buffer_preenable(struct iio_dev *indio_dev) /* Flush FIFO. Needed in corner cases in simultaneous tsc/adc use */ fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT); for (i = 0; i < fifo1count; i++) - read = tiadc_readl(adc_dev, REG_FIFO1); + tiadc_readl(adc_dev, REG_FIFO1); return 0; } @@ -343,7 +343,7 @@ static int tiadc_buffer_predisable(struct iio_dev *indio_dev) { struct tiadc_device *adc_dev = iio_priv(indio_dev); struct tiadc_dma *dma = &adc_dev->dma; - int fifo1count, i, read; + int fifo1count, i; tiadc_writel(adc_dev, REG_IRQCLR, (IRQENB_FIFO1THRES | IRQENB_FIFO1OVRRUN | IRQENB_FIFO1UNDRFLW)); @@ -358,7 +358,7 @@ static int tiadc_buffer_predisable(struct iio_dev *indio_dev) /* Flush FIFO of leftover data in the time it takes to disable adc */ fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT); for (i = 0; i < fifo1count; i++) - read = tiadc_readl(adc_dev, REG_FIFO1); + tiadc_readl(adc_dev, REG_FIFO1); return 0; } -- 2.27.0