From nobody Tue Dec 2 01:06:31 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 E4427301461; Mon, 24 Nov 2025 12:12:23 +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=1763986347; cv=none; b=js8NP1ploLKdrVvBcNxMsTuZMQGy1UsOtm02/DnSh9/ySSWCcuqGdAusIYIcd2RQ3z06UUVSQ2qp3NGCuFSbHzVisoPCLeTuNLFqlv+bZyZ2SCSUjIkQZYAPmWDPKRMVdx6i/IYldzwbDD4K82kPsC9XJ2UEN61/3fiuBgiMTAs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763986347; c=relaxed/simple; bh=3FTR/BGUP+Jif1zotbkvzWhNiBsBN/SOnlvS3OB5AC0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fEwQDBfLVefyBJLahY4V8RrZropYNR4sG0XcKkXtE8UuTNb6KvWXwSYI6k0m3IlDMFK3OELnSusBI/9b4Q/+Z2T34brU4SDKwW8VZKl1hPxPPf8FPbcRcP//36j0Xqw0tZVFHZ71oMy1EWq3VoTZFqANdOgEMPwYSUAT4/FaQRk= 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=eR5geAez; 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="eR5geAez" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1763986344; x=1795522344; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=3FTR/BGUP+Jif1zotbkvzWhNiBsBN/SOnlvS3OB5AC0=; b=eR5geAeziyW5kk+zUmueGfGCDrPnXPLxn96kWRkJ+rtHs2RtyKDHuR6P ZCUyLNhNNfcqNWv2YVx6DHTh21e3fu1Qnvv0A8oidSZeYt1iCoKIr4j40 XxZEWyz1uxyPrnfVx1tV4Cq/NaQJrkRyKmx9mHIVuH9WMLpZjPWoJdPQE HdV+8yaEt81xm7JkqeHqaz65NPhWWA1EnwULBwtBTgaxek5FsKa1+QmkU +ZxBqyJa4xLX4p22zix06RZADi9MWaBq4ZtK70DMe0cL0gdA9ADP3jiEp RuHzv7a+n8f+ugursT1chWsjVMtKKg/EGE57AoirhtEtrYZ108chfW7NP w==; X-CSE-ConnectionGUID: IdqESwU2TyeOJ0J6Ge13OQ== X-CSE-MsgGUID: tNhWYUcDT0KrQuzOs92xrg== X-IronPort-AV: E=McAfee;i="6800,10657,11622"; a="69847624" X-IronPort-AV: E=Sophos;i="6.20,222,1758610800"; d="scan'208";a="69847624" 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 04:12:16 -0800 X-CSE-ConnectionGUID: wKDEV3l3QqGEpZZVjkvI1A== X-CSE-MsgGUID: 1/09amQaRCCXpqw5buivZA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,222,1758610800"; d="scan'208";a="222970347" Received: from black.igk.intel.com ([10.91.253.5]) by orviesa002.jf.intel.com with ESMTP; 24 Nov 2025 04:12:11 -0800 Received: by black.igk.intel.com (Postfix, from userid 1003) id 7D9A2AC; 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 12/13] dmaengine: sh: use sg_nents_for_dma() helper Date: Mon, 24 Nov 2025 13:09:30 +0100 Message-ID: <20251124121202.424072-13-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/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 =3D NULL, *new =3D NULL /* compiler... */; LIST_HEAD(tx_list); - int chunks =3D 0; + int chunks; unsigned long irq_flags; int i; =20 - for_each_sg(sgl, sg, sg_len, i) - chunks +=3D DIV_ROUND_UP(sg_dma_len(sg), schan->max_xfer_len); + chunks =3D sg_nents_for_dma(sgl, sg_len, schan->max_xfer_len); =20 /* Have to lock the whole loop to protect against concurrent release */ spin_lock_irqsave(&schan->chan_lock, irq_flags); --=20 2.50.1