From patchwork Mon Jul 30 16:03:21 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 10549255 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 81DBB14E0 for ; Mon, 30 Jul 2018 16:03:25 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 718F728635 for ; Mon, 30 Jul 2018 16:03:25 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6343F2A117; Mon, 30 Jul 2018 16:03:25 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C4F7B28635 for ; Mon, 30 Jul 2018 16:03:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726681AbeG3RjB (ORCPT ); Mon, 30 Jul 2018 13:39:01 -0400 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:45838 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726661AbeG3RjB (ORCPT ); Mon, 30 Jul 2018 13:39:01 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=Date:Message-Id:In-Reply-To: Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:References: List-Id:List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner: List-Archive; bh=GxCFZRent24yHL9FAhfIdYGnYBLZx/oBjnbopKpzPC4=; b=iHLYTs2NopTn 68ldsm81lG+uG+KdayBj7YbGd6ppGqd5jP4X1jhl/Wz6Ws3ZT7yTax00aI/HljDBBBQ/IS7oXAfNM gB0gbL+nL4vV4TIcEoTMJCK6EC4dTfCmb/03RAC8V0Iy8C1jiwcsqcZ8IHGBCLP3BBI43InLQ8bSL +VdSM=; Received: from cpc102320-sgyl38-2-0-cust46.18-2.cable.virginm.net ([82.37.168.47] helo=debutante.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpa (Exim 4.89) (envelope-from ) id 1fkAdl-0005YL-Ay; Mon, 30 Jul 2018 16:03:21 +0000 Received: by debutante.sirena.org.uk (Postfix, from userid 1000) id 15054112421C; Mon, 30 Jul 2018 17:03:21 +0100 (BST) From: Mark Brown To: Colin Ian King Cc: Mark Brown , Mark Brown , linux-spi@vger.kernel.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org Subject: Applied "spi: omap2-mcspi: remove several redundant variables" to the spi tree In-Reply-To: <20180730144546.10699-1-colin.king@canonical.com> Message-Id: <20180730160321.15054112421C@debutante.sirena.org.uk> Date: Mon, 30 Jul 2018 17:03:21 +0100 (BST) Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The patch spi: omap2-mcspi: remove several redundant variables has been applied to the spi tree at https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted. You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed. If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced. Please add any relevant lists and maintainers to the CCs when replying to this mail. Thanks, Mark From 45e41bc5259242921da755c60c705ff368beb8ce Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Mon, 30 Jul 2018 15:45:46 +0100 Subject: [PATCH] spi: omap2-mcspi: remove several redundant variables Variable count, l, mcspi and spi_cntrl are being assigned but are never used hence they are redundant and can be removed. Cleans up clang warnings: warning: variable 'count' set but not used [-Wunused-but-set-variable] warning: variable 'l' set but not used [-Wunused-but-set-variable] warning: variable 'mcspi' set but not used [-Wunused-but-set-variable] warning: variable 'spi_cntrl' set but not used [-Wunused-but-set-variable] Signed-off-by: Colin Ian King Signed-off-by: Mark Brown --- drivers/spi/spi-omap2-mcspi.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index 6c628a54e946..508c61c669e7 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -398,11 +398,9 @@ static void omap2_mcspi_tx_dma(struct spi_device *spi, { struct omap2_mcspi *mcspi; struct omap2_mcspi_dma *mcspi_dma; - unsigned int count; mcspi = spi_master_get_devdata(spi->master); mcspi_dma = &mcspi->dma_channels[spi->chip_select]; - count = xfer->len; if (mcspi_dma->dma_tx) { struct dma_async_tx_descriptor *tx; @@ -582,7 +580,6 @@ omap2_mcspi_txrx_dma(struct spi_device *spi, struct spi_transfer *xfer) struct omap2_mcspi_cs *cs = spi->controller_state; struct omap2_mcspi_dma *mcspi_dma; unsigned int count; - u32 l; u8 *rx; const u8 *tx; struct dma_slave_config cfg; @@ -595,8 +592,6 @@ omap2_mcspi_txrx_dma(struct spi_device *spi, struct spi_transfer *xfer) mcspi = spi_master_get_devdata(spi->master); mcspi_dma = &mcspi->dma_channels[spi->chip_select]; - l = mcspi_cached_chconf0(spi); - if (cs->word_len <= 8) { width = DMA_SLAVE_BUSWIDTH_1_BYTE; @@ -676,7 +671,6 @@ omap2_mcspi_txrx_dma(struct spi_device *spi, struct spi_transfer *xfer) static unsigned omap2_mcspi_txrx_pio(struct spi_device *spi, struct spi_transfer *xfer) { - struct omap2_mcspi *mcspi; struct omap2_mcspi_cs *cs = spi->controller_state; unsigned int count, c; u32 l; @@ -686,7 +680,6 @@ omap2_mcspi_txrx_pio(struct spi_device *spi, struct spi_transfer *xfer) void __iomem *chstat_reg; int word_len; - mcspi = spi_master_get_devdata(spi->master); count = xfer->len; c = count; word_len = cs->word_len; @@ -883,13 +876,11 @@ static int omap2_mcspi_setup_transfer(struct spi_device *spi, { struct omap2_mcspi_cs *cs = spi->controller_state; struct omap2_mcspi *mcspi; - struct spi_master *spi_cntrl; u32 l = 0, clkd = 0, div, extclk = 0, clkg = 0; u8 word_len = spi->bits_per_word; u32 speed_hz = spi->max_speed_hz; mcspi = spi_master_get_devdata(spi->master); - spi_cntrl = mcspi->master; if (t != NULL && t->bits_per_word) word_len = t->bits_per_word;