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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id C0159CD6E78 for ; Thu, 13 Nov 2025 15:16:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=fRRHGwMsAmGqwakbXMot/0P5c2fU8IiHhxA7caxcJhA=; b=A/hqsRQlCQips3w6uSxvYGMXc7 C6H+zGN6TnBFYStVjBW+61ZvOJlxkeyr5YtvwB4qvpvDNJ3u85qgu2P35Bs2TNeA7FZCv4KO+nhzw AthJcmIogsEsJssIFM92seVQlTwC764YOdPZCr/svZp1Mndh4vClTtGksgoZ57sXaKwStpNaGB5Jp +psLuSL+oJZRazqS4ev5ZxoUPBgYhKYJ+Gsfe7+v3ry/kNxjzNsz6bGJ3Sf07cDCHXpPpiRL754rI F+Z9PmandtQpRGqLVCDCrQ1E5rkPfMUma9kzDfuc3V5S8eAlND7ag+erLL5h3PSxc+uQuaIsh6Lo3 hQ+LWQmQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vJZ3s-0000000Ah3g-1Xaj; Thu, 13 Nov 2025 15:16:37 +0000 Received: from mgamail.intel.com ([192.198.163.11]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vJZ3a-0000000Agn2-2O0r; Thu, 13 Nov 2025 15:16:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1763046979; x=1794582979; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=3FTR/BGUP+Jif1zotbkvzWhNiBsBN/SOnlvS3OB5AC0=; b=cwtAVhlhnRdNskNsc6Pi8UrSWYsN/0ZirxOPUVW076E6rQBoUbJVuARK wRfpyWTP2qpBQ0HCQ541swBr2OH9+3FyWdyfIg4GYbxMtXqKppyf7i1Vd YFqg1R1VZjZ2D7dK/X/9WUCqkSVl51wlJDWjBne+Sz/ptObLWjnXsqY5+ ntZqJ/Mp0/QbuCK+sUPTxdLD+Womt79mHXH6UfXzkkA19q2pDNRfTYy6d NU3cG1RWId/+/T6rmI40dOpo0d+v8PU+3e2XkNTF4XASTXIJ19RsR8hJt WluQi4hKyJMdnG0XFVctiTtt8bHFpSjfB++kzibvy9hXDHpOizzZQO0LG w==; X-CSE-ConnectionGUID: paIFX45oTmWGp+ekW1U32w== X-CSE-MsgGUID: PME9VLy/QO++S2zUJb4ryg== X-IronPort-AV: E=McAfee;i="6800,10657,11612"; a="75740573" X-IronPort-AV: E=Sophos;i="6.19,302,1754982000"; d="scan'208";a="75740573" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Nov 2025 07:16:17 -0800 X-CSE-ConnectionGUID: oe33S9NdSVCKz0Aw3l685A== X-CSE-MsgGUID: R5LCAFi/RxubMtn/y2mShg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,302,1754982000"; d="scan'208";a="189792125" Received: from black.igk.intel.com ([10.91.253.5]) by fmviesa008.fm.intel.com with ESMTP; 13 Nov 2025 07:16:12 -0800 Received: by black.igk.intel.com (Postfix, from userid 1003) id E6ED6A2; Thu, 13 Nov 2025 16:16:04 +0100 (CET) From: Andy Shevchenko To: Andy Shevchenko , Bjorn Andersson , Stefan Wahren , Vinod Koul , Thomas Andreatta , Caleb Sander Mateos , dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org Cc: Olivier Dautricourt , Stefan Roese , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden , Lars-Peter Clausen , Eugeniy Paltsev , Daniel Mack , Haojian Zhuang , Robert Jarzmik , Lizhi Hou , Brian Xu , Raj Kumar Rampelli , Michal Simek , Andrew Morton Subject: [PATCH v3 12/13] dmaengine: sh: use sg_nents_for_dma() helper Date: Thu, 13 Nov 2025 16:13:08 +0100 Message-ID: <20251113151603.3031717-13-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251113151603.3031717-1-andriy.shevchenko@linux.intel.com> References: <20251113151603.3031717-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251113_071618_710320_1B552810 X-CRM114-Status: GOOD ( 10.36 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Instead of open coded variant let's use recently introduced helper. Reviewed-by: Bjorn Andersson Signed-off-by: Andy Shevchenko --- drivers/dma/sh/shdma-base.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c index 834741adadaa..1e1b65e46668 100644 --- a/drivers/dma/sh/shdma-base.c +++ b/drivers/dma/sh/shdma-base.c @@ -577,12 +577,11 @@ static struct dma_async_tx_descriptor *shdma_prep_sg(struct shdma_chan *schan, struct scatterlist *sg; struct shdma_desc *first = NULL, *new = NULL /* compiler... */; LIST_HEAD(tx_list); - int chunks = 0; + int chunks; unsigned long irq_flags; int i; - for_each_sg(sgl, sg, sg_len, i) - chunks += DIV_ROUND_UP(sg_dma_len(sg), schan->max_xfer_len); + chunks = sg_nents_for_dma(sgl, sg_len, schan->max_xfer_len); /* Have to lock the whole loop to protect against concurrent release */ spin_lock_irqsave(&schan->chan_lock, irq_flags); -- 2.50.1