From nobody Sun Feb 8 05:41:17 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 D14764A5B1C; Thu, 8 Jan 2026 10:56:54 +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=1767869824; cv=none; b=GtGlyGs+hF6t45NzdE0H4/XQJNyvf0GqQczwav4b+f0LyGkiInntUTO/EOU+hXWR2nW0D2i5bc8iXiqpHR+tUhphnBao12OiRdXdkNGRTImAwdhw0J54EAqNykyFQHZYrqnRi+5/WFUhdXxsbJ4+AbR2ns5ebbNS2y0Mf6HKz6s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767869824; c=relaxed/simple; bh=aIZKpp2i1U4bYPp+lJpBExBX9TU2DJpWjDWAz41Iejk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pRBv1j4D1PBymlQazKhuBMSdf5omYT4naK9lUANODYDscwxaI6R35J2NSxexfpYC5EaONa/yDcWJQlJCT93c1UhTaG8MGZL5Y888phf5F5rtQD0Q48qUd8zbj09zqvN86eXY+9+cQE/1Vo3lA1+2RG6VliS0GOKrz36TAi2TIK4= 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=Lvck8GBd; 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="Lvck8GBd" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1767869818; x=1799405818; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=aIZKpp2i1U4bYPp+lJpBExBX9TU2DJpWjDWAz41Iejk=; b=Lvck8GBd5gIZhMQX0Ol8Y10wSDFcKne2+dr/8A7DJ9s0s7oOatdWZLzU vJD8GNR2lUV9KHT9X6T4neg3P1ChDMXRNp+Q1Kg3ilG1YkUEIqBwTx7+v 7YeTBzr6mRk4lZrcMl+2vqLDNWLTQxXHvx4eN5r7Q0lgxJGJ8+w1Hc7uO EhZeuo0jSGTuLVmKSjmvNUpmMCmdMpXNupqg5mTyYprOVbxonMo2OWtFQ V+cWVyFVr1KIi3NyPn0HsSgY6B2DXXm/2y/7oLwhKGuxkexcwa0ZLYhEM pKQO9+nZudKebaMY1Ao9vd6wPY93UC2ClhJ0qmsvcueZSoUHs/SPAhYBa Q==; X-CSE-ConnectionGUID: s6Dw8uTlTjWKaamB3H0zhQ== X-CSE-MsgGUID: WT3JtB89Q6K800NBDRbv9A== X-IronPort-AV: E=McAfee;i="6800,10657,11664"; a="80354604" X-IronPort-AV: E=Sophos;i="6.21,210,1763452800"; d="scan'208";a="80354604" 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 02:56:33 -0800 X-CSE-ConnectionGUID: Gb3DjqCbSMKUzD25zpkYEg== X-CSE-MsgGUID: fJjhLUL8TIea3RGk5XNoVw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,210,1763452800"; d="scan'208";a="203615547" 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 6314CA5; 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 08/13] dmaengine: pxa-dma: use sg_nents_for_dma() helper Date: Thu, 8 Jan 2026 11:50:19 +0100 Message-ID: <20260108105619.3513561-9-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/pxa_dma.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c index 249296389771..b639c8b51e87 100644 --- a/drivers/dma/pxa_dma.c +++ b/drivers/dma/pxa_dma.c @@ -970,7 +970,7 @@ pxad_prep_slave_sg(struct dma_chan *dchan, struct scatt= erlist *sgl, struct scatterlist *sg; dma_addr_t dma; u32 dcmd, dsadr =3D 0, dtadr =3D 0; - unsigned int nb_desc =3D 0, i, j =3D 0; + unsigned int nb_desc, i, j =3D 0; =20 if ((sgl =3D=3D NULL) || (sg_len =3D=3D 0)) return NULL; @@ -979,8 +979,7 @@ pxad_prep_slave_sg(struct dma_chan *dchan, struct scatt= erlist *sgl, dev_dbg(&chan->vc.chan.dev->device, "%s(): dir=3D%d flags=3D%lx\n", __func__, dir, flags); =20 - for_each_sg(sgl, sg, sg_len, i) - nb_desc +=3D DIV_ROUND_UP(sg_dma_len(sg), PDMA_MAX_DESC_BYTES); + nb_desc =3D sg_nents_for_dma(sgl, sg_len, PDMA_MAX_DESC_BYTES); sw_desc =3D pxad_alloc_desc(chan, nb_desc + 1); if (!sw_desc) return NULL; --=20 2.50.1