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 C169CCFD313 for ; Mon, 24 Nov 2025 12:13:16 +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=Mvp8gXTlUyUFAisg20Kk4MPHsh EkIowCr0CAv7PhfxX0zRP5d7jy4JVURrymPbmXJQZIa0c1BYFtR1Ir6owgG2aF8zu1gXduddgyCs+ 1/nvj1WRvNPfxmNRyvcD4vkbvuX7F9PhV+LrrmIb4Nm3BB48aOOJX8DWFzpKuOP7HvU9dEmxs3c7S 48vNtwoqellK5N+6blZrro/Cb19x43wSG3rbk0JKSygDBbhalj8z/2n8fdOY/kLkuB/K6wPnFb+eA vlMMJQhD8leghA+tsxsopy0Zkhy2weyz6jv0qvJgX0zOF5ogW5SjtWd5/H1un4QMwceT8d2XmX1xL R+HShu5g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vNVRP-0000000Bd7E-1S8o; Mon, 24 Nov 2025 12:13:11 +0000 Received: from mgamail.intel.com ([192.198.163.12]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vNVQZ-0000000BcPH-0LXG; Mon, 24 Nov 2025 12:12:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1763986339; x=1795522339; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=3FTR/BGUP+Jif1zotbkvzWhNiBsBN/SOnlvS3OB5AC0=; b=iYZVPz3FPZtslGGojEe/C1iu4k76UYxbO5YbMi4VLVWtunwo6UBpsEcp K/hHx/Y/76Ehdn6MU2F9GhIqLJ+RRZwi5pZKn9/96vf/NKiUPzbiInot+ DwBjIPY78EDpOHA9+Y0qQ0GaLDisSRg1FWQS/M+tuz0wnoOsTUSTaT27+ pQ67ATBp6NPHp/3T0mWcDE0i59BmIgdevnW5tRrSod2GGUOv+5foxhZ28 +hqeVv4ZQ/CfzPVOUebzgqFILggjGZaOwLRS8H/p6WDUxeLROWo22Q4v4 uaSZf0LadfyP672WojJmJro4dSSiF41sGifYj5/xD32/g43pbKK0WR80A w==; X-CSE-ConnectionGUID: w3ELabawRkKkU86Cc4Az9Q== X-CSE-MsgGUID: Lvjz/kQhRH2Pic41T9XT8w== X-IronPort-AV: E=McAfee;i="6800,10657,11622"; a="69847627" X-IronPort-AV: E=Sophos;i="6.20,222,1758610800"; d="scan'208";a="69847627" 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 04:12:17 -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> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251124_041219_152840_76E673E0 X-CRM114-Status: GOOD ( 10.67 ) 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