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=-10.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 D3F0CC2BA19 for ; Sat, 11 Apr 2020 23:21:49 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A57CB206E9 for ; Sat, 11 Apr 2020 23:21:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="OS6lhx5a"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="Ge4eLeMq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A57CB206E9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=kWKcR9kaw0cyoz7S75vSq/hTODEg7glwuHq+7nZC/Lw=; b=OS6lhx5aqwVIvh JxFokJtXbyyAkF99rHSLay6IDT9gxTZhzhlGOb9tBcmZn9Y+KD7J/aXGzwnrWqZRoA0CTY9oyNDhq hrj5CLwEYVxCvgg6BI6EkvpPlTZmcaWCbz4lgWImwP3335ZVGZD8EpLi2I2hky5wGkazqVpwPO0uu 29j8WKJbTcGsaEibsN0//aRLyYOjty6E9mKZqWgz1cLtp+0X+co9q47U8R83zoZaRb+OGsycOMa51 N7/yEgl9shRysnwzuQ6SwnnUjO/9cvtqd/qaZdr5SXriPzYy8PDOt0klbHxR26ta1fjvWikiajvpL 6HVU2wIkHLLpw9y224AQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jNPRa-0005AK-9j; Sat, 11 Apr 2020 23:21:46 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jNPJJ-0000Yt-1m for linux-arm-kernel@lists.infradead.org; Sat, 11 Apr 2020 23:13:15 +0000 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (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 9C48B21974; Sat, 11 Apr 2020 23:13:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586646792; bh=biaprx8Yc5sJmohey7+0X3wBw157H0uUbUm0/m8ms5g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ge4eLeMqPzVbYEn0C6Mxm9953FLBsZsJtVAcgBBICo2dukU48m3Nt1oNB9SwMUGen LtR0l/Whm+QLefFoAYq4hKpmIHLeZXEy3SDPMpwvyH/daBmOyvkqC2wUE7sE/TM95q mYWoMUM/KMzsrGorHZVqZ7cDeGNMg5DNXFdi6hnY= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 56/66] dmaengine: stm32-dma: use reset controller only at probe time Date: Sat, 11 Apr 2020 19:11:53 -0400 Message-Id: <20200411231203.25933-56-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200411231203.25933-1-sashal@kernel.org> References: <20200411231203.25933-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200411_161313_177598_7CE10137 X-CRM114-Status: GOOD ( 12.42 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Etienne Carriere , Sasha Levin , Amelie Delaunay , Vinod Koul , dmaengine@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Etienne Carriere [ Upstream commit 8cf1e0fc50fcc25021567bb2755580504c57c83a ] Remove reset controller reference from device instance since it is used only at probe time. Signed-off-by: Etienne Carriere Signed-off-by: Amelie Delaunay Link: https://lore.kernel.org/r/20200129153628.29329-3-amelie.delaunay@st.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/stm32-dma.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/dma/stm32-dma.c b/drivers/dma/stm32-dma.c index 4903a408fc146..e58cee8ec2410 100644 --- a/drivers/dma/stm32-dma.c +++ b/drivers/dma/stm32-dma.c @@ -207,7 +207,6 @@ struct stm32_dma_device { struct dma_device ddev; void __iomem *base; struct clk *clk; - struct reset_control *rst; bool mem2mem; struct stm32_dma_chan chan[STM32_DMA_MAX_CHANNELS]; }; @@ -1215,6 +1214,7 @@ static int stm32_dma_probe(struct platform_device *pdev) struct dma_device *dd; const struct of_device_id *match; struct resource *res; + struct reset_control *rst; int i, ret; match = of_match_device(stm32_dma_of_match, &pdev->dev); @@ -1243,11 +1243,11 @@ static int stm32_dma_probe(struct platform_device *pdev) dmadev->mem2mem = of_property_read_bool(pdev->dev.of_node, "st,mem2mem"); - dmadev->rst = devm_reset_control_get(&pdev->dev, NULL); - if (!IS_ERR(dmadev->rst)) { - reset_control_assert(dmadev->rst); + rst = devm_reset_control_get(&pdev->dev, NULL); + if (!IS_ERR(rst)) { + reset_control_assert(rst); udelay(2); - reset_control_deassert(dmadev->rst); + reset_control_deassert(rst); } dma_cap_set(DMA_SLAVE, dd->cap_mask); -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel