From nobody Tue Dec 2 01:06:29 2025 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B9C202FF660; Mon, 24 Nov 2025 12:12:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.12 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763986341; cv=none; b=fFnXv9CvlYPb3riTemun+A/uy3YZJ/rM2eE3c1kZfMcOCzPoIPYdb/RVGCdrhr4qMhSAvX8wjqxok1Efvatu+ADysLUhHpVowRNVjLG48hewQxuedRltb+PyxjrrK/yQv0/FohA6vfRiMNteo+cVYqWqxL/I5BWF0XBL6XGug4s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763986341; c=relaxed/simple; bh=AVsEaLmI7GtsoKPxvWrWR94lD6aGbAJMgKiJV4Biyag=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Yn50AJZNNVl1HOM8AKi6pqx/uMG6pz0B+7hhDjkOBcRh5ndDGbijWC5yI0eEnzzAl413bqLcTpXJGOwjnX04kjyBqLb4TxWXnxUu5NrkT3Eih8ZqFiZn5lrRSHMSuzTCcpGR4RcDEJIdvccKAyt8rX9HHSbi7ShOQGxTO9RmuBU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=nDgU5l2S; arc=none smtp.client-ip=192.198.163.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="nDgU5l2S" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1763986338; x=1795522338; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=AVsEaLmI7GtsoKPxvWrWR94lD6aGbAJMgKiJV4Biyag=; b=nDgU5l2SPHX2F15B4BeVwXbf05GYKbZWr4pLLftejBtWiAgcLDUaWoi1 WRnnaHffdckquhkaBAZwO7vbUUoZqO4U0bdEIudyyKPHblMRpoevpG4Rq xy4+Bd2rMYSBshPHi91kmU/YJ3Q9M9nUJGu0ZjLquxVZheYbAGFVFiMca G9QA9oFokch6MrzlcUlgiwUHmcU0aJmTOdas52xG8NGHukvVW8TBTTPE1 D1ri41ipDrp2erWw8AgKbvxLPrT41J56kMX9l69q4139F4p+1ienP9f/O /yuYN3Ftkko8locMJVxwu1fKUWjPQEhkuboWydiCeqjhXdJr6d2/WdSyb w==; X-CSE-ConnectionGUID: 66gGZhDJQe6R6tWQi15obw== X-CSE-MsgGUID: kh4UF9GKTu6fcqw0mlh9kg== X-IronPort-AV: E=McAfee;i="6800,10657,11622"; a="69847569" X-IronPort-AV: E=Sophos;i="6.20,222,1758610800"; d="scan'208";a="69847569" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Nov 2025 04:12:15 -0800 X-CSE-ConnectionGUID: spmCwM9MRQqA5SvF0Vzuuw== X-CSE-MsgGUID: TZzaWKrJQOSEKD51KOqVAA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,222,1758610800"; d="scan'208";a="222970343" Received: from black.igk.intel.com ([10.91.253.5]) by orviesa002.jf.intel.com with ESMTP; 24 Nov 2025 04:12:10 -0800 Received: by black.igk.intel.com (Postfix, from userid 1003) id 5B4BCA5; Mon, 24 Nov 2025 13:12:03 +0100 (CET) From: Andy Shevchenko To: Bjorn Andersson , Andy Shevchenko , 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 , Ray Jui , Scott Branden , Broadcom internal kernel review list , Lars-Peter Clausen , Eugeniy Paltsev , Daniel Mack , Haojian Zhuang , Robert Jarzmik , Lizhi Hou , Brian Xu , Raj Kumar Rampelli , Michal Simek , Andrew Morton Subject: [PATCH v4 05/13] dmaengine: dw-axi-dmac: use sg_nents_for_dma() helper Date: Mon, 24 Nov 2025 13:09:23 +0100 Message-ID: <20251124121202.424072-6-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251124121202.424072-1-andriy.shevchenko@linux.intel.com> References: <20251124121202.424072-1-andriy.shevchenko@linux.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Instead of open coded variant let's use recently introduced helper. Reviewed-by: Bjorn Andersson Signed-off-by: Andy Shevchenko --- drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/d= w-axi-dmac/dw-axi-dmac-platform.c index b23536645ff7..493c2a32b0fe 100644 --- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c @@ -850,7 +850,7 @@ dw_axi_dma_chan_prep_slave_sg(struct dma_chan *dchan, s= truct scatterlist *sgl, unsigned int loop =3D 0; struct scatterlist *sg; size_t axi_block_len; - u32 len, num_sgs =3D 0; + u32 len, num_sgs; unsigned int i; dma_addr_t mem; int status; @@ -867,9 +867,7 @@ dw_axi_dma_chan_prep_slave_sg(struct dma_chan *dchan, s= truct scatterlist *sgl, if (axi_block_len =3D=3D 0) return NULL; =20 - for_each_sg(sgl, sg, sg_len, i) - num_sgs +=3D DIV_ROUND_UP(sg_dma_len(sg), axi_block_len); - + num_sgs =3D sg_nents_for_dma(sgl, sg_len, axi_block_len); desc =3D axi_desc_alloc(num_sgs); if (unlikely(!desc)) goto err_desc_get; --=20 2.50.1