From nobody Sun Feb 8 05:07:29 2026 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (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 864534A5AF8; Thu, 8 Jan 2026 10:57:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.13 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767869840; cv=none; b=R0NQrb7nofdoUrZQ3YBtu7+vypLZnx04GiYqPkFCu7/GZiv7VWRBEr6DVSEi803KTy6G/ujQ48NTKc8WcZd2kGzF8zz6vrEdc++0mrBpaGo7oMd1GVAtGm8riTduxeM8IxtuigD8IepAul+CRjRHdnrN9RYyWUgVEMAnVbA3akk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767869840; c=relaxed/simple; bh=rUyODX56g/0PVw4q9uoPm3QtJgx5W1kE7M9udwy7iHM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Jti0bKcWLu1hBeBXE5z1SLHUOhtyKCLcjVUyMiUg/Xy+1wYghla3KXbQsm0QqXM3/AuNd0xZ4icRpQivbm252GLNPUCAgUgKfBmOGvXm+r3+zTcLvyc4sXnuOQ/WY/1t8fo79+zqHYjGwN02lEqTbeOQv3OKiO46xrO/CivUlxQ= 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=fV4N72wL; arc=none smtp.client-ip=198.175.65.13 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="fV4N72wL" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1767869831; x=1799405831; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=rUyODX56g/0PVw4q9uoPm3QtJgx5W1kE7M9udwy7iHM=; b=fV4N72wLCpa4D9of6ZDKykXz9vADaZuVJpiL+csyWzLEHpWa3JAD/x3C 3AZ2bHZgHaPVHJPjBnex07ic2FUx6HpaxHmKtDb/4FUZQUhRC1NEY35Qs 3Am+fsyZJ2KjN+/s5R0DThY9MRIXQh3K3VVA4yjmzI93wTrvfxOfKXcOV YhWrPB/aV3BYw2W3cEtOFYC0zI4KfdzqdmAVtu7sb2v+PjeRBX4HMJhkW v+n28Z8s7A/RAqOAmocW8+oWaFoZCllRsxhuwgZY1yq91QAFPW2YlaJ2r UGLhxJ87+Fii3A5JR/T/FuQbuzJbC0QWSq2opjKnBLqXbhDZsDiINNG6Q Q==; X-CSE-ConnectionGUID: kk/uC6YfS2avWiN0UKxCuQ== X-CSE-MsgGUID: DnP1UzHjTfS5DvH3jPpBrg== X-IronPort-AV: E=McAfee;i="6800,10657,11664"; a="80354637" X-IronPort-AV: E=Sophos;i="6.21,210,1763452800"; d="scan'208";a="80354637" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jan 2026 02:56:34 -0800 X-CSE-ConnectionGUID: DgHj2duHTWOGuskfnGCuGg== X-CSE-MsgGUID: AmxWRW/wSYO52jnqsY6CWQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,210,1763452800"; d="scan'208";a="203615550" Received: from black.igk.intel.com ([10.91.253.5]) by fmviesa009.fm.intel.com with ESMTP; 08 Jan 2026 02:56:27 -0800 Received: by black.igk.intel.com (Postfix, from userid 1003) id 7AE09AA; Thu, 08 Jan 2026 11:56:20 +0100 (CET) From: Andy Shevchenko To: Bjorn Andersson , Andy Shevchenko , =?UTF-8?q?Nuno=20S=C3=A1?= , Vinod Koul , Bartosz Golaszewski , 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 v5 13/13] dmaengine: xilinx: xdma: use sg_nents_for_dma() helper Date: Thu, 8 Jan 2026 11:50:24 +0100 Message-ID: <20260108105619.3513561-14-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260108105619.3513561-1-andriy.shevchenko@linux.intel.com> References: <20260108105619.3513561-1-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/xilinx/xdma.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/dma/xilinx/xdma.c b/drivers/dma/xilinx/xdma.c index 5ecf8223c112..118199a04902 100644 --- a/drivers/dma/xilinx/xdma.c +++ b/drivers/dma/xilinx/xdma.c @@ -605,13 +605,11 @@ xdma_prep_device_sg(struct dma_chan *chan, struct sca= tterlist *sgl, struct xdma_chan *xdma_chan =3D to_xdma_chan(chan); struct dma_async_tx_descriptor *tx_desc; struct xdma_desc *sw_desc; - u32 desc_num =3D 0, i; u64 addr, dev_addr, *src, *dst; + u32 desc_num, i; struct scatterlist *sg; =20 - for_each_sg(sgl, sg, sg_len, i) - desc_num +=3D DIV_ROUND_UP(sg_dma_len(sg), XDMA_DESC_BLEN_MAX); - + desc_num =3D sg_nents_for_dma(sgl, sg_len, XDMA_DESC_BLEN_MAX); sw_desc =3D xdma_alloc_desc(xdma_chan, desc_num, false); if (!sw_desc) return NULL; --=20 2.50.1