From nobody Thu Apr 2 17:22:47 2026 Received: from smtpout-04.galae.net (smtpout-04.galae.net [185.171.202.116]) (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 900EE371074 for ; Fri, 27 Mar 2026 09:24:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.171.202.116 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774603490; cv=none; b=ffthvOXzqtgL38Ma+TfHrEJuJsxZx3FUbXth15DUli2Vwl7/IvMVFa/nS0yEFofRTrx3FzuAG/+i0FOdy2m6ovkHuKBDjux67lQ6G5+3InfLjUaUCPjqmNkbU4XzoLm4/Ns/MH2KlIYBJKFOZI3ZtHZiP3bEnWoOsKgmHwiisk4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774603490; c=relaxed/simple; bh=XQ4qcyKbXradsSabJGMbGq4/IFuov6bVlgxDE4ai67Q=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=fpY0SOM7kRHC8UrbTMrrvaSMXYpzfVgm0VuDJaU5SkNzkrfMABrlpV0hu+krI2nxCvhPVmlm+ysPvvTWa6KEJ1bleqSu7O/gTYcND+G78LMid5k/SqeBxuN8oO8lV3Bv9rUIrbHpP8F9eqM8GzCTE3j7AxY3NGt8POa7bUeOkWg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=xSWvcl8I; arc=none smtp.client-ip=185.171.202.116 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="xSWvcl8I" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-04.galae.net (Postfix) with ESMTPS id 8F54BC406B4; Fri, 27 Mar 2026 09:25:13 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id EBE7960230; Fri, 27 Mar 2026 09:24:44 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id C40C210450F33; Fri, 27 Mar 2026 10:24:38 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1774603484; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding; bh=uX0ZkDshfrjUuQd8q4yz2ndynx0ogljmjvdsdmFxGS0=; b=xSWvcl8Isbuq0d92ng8BHqR2A3YD/pHQymygkKgvTGzvpJ/9TUPBQ5jualNb6iSeS3B/5i +57n2WSDTy/VWyaeVK08FOZkJNuKikPRGIapifgdHbDCJ9ZVFrsduV9/fUrJANVTpnRhrx 2ld29wYDZxahiOPJwVtWp8hdCr5cDNzBt/sfpvNU57UZAp3f0cKeGC0wxuEhl6/8F/JBN5 nxf5oYT+3UZw0LCt+nwOAmrVcAk20MBawzmq2bBImMdMoN4/plhIY/2oA6nx1SxCpCOKRi PDQ/77dJF6F5/n3wOy/p0eR4hlX9LJIZNRVgRSGfYVLDb+B37c4uG8wyb//msQ== From: Paul Louvel To: Neal Liu , Herbert Xu , "David S. Miller" , Joel Stanley , Andrew Jeffery Cc: Thomas Petazzoni , Paul Louvel , linux-aspeed@lists.ozlabs.org, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] crypto: aspeed/hash: Use memcpy_from_sglist() in aspeed_ahash_dma_prepare() Date: Fri, 27 Mar 2026 10:24:18 +0100 Message-ID: <20260327092418.10476-1-paul.louvel@bootlin.com> X-Mailer: git-send-email 2.53.0 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 X-Last-TLS-Session-Version: TLSv1.3 Content-Type: text/plain; charset="utf-8" Replace scatterwalk_map_and_copy() with memcpy_from_sglist() in aspeed_ahash_dma_prepare(). The latter provides a simpler interface without requiring a direction parameter, making the code easier to read and less error-prone. No functional change intended. Signed-off-by: Paul Louvel --- drivers/crypto/aspeed/aspeed-hace-hash.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/crypto/aspeed/aspeed-hace-hash.c b/drivers/crypto/aspe= ed/aspeed-hace-hash.c index f8f37c9d5f3c..6f0d03cfbefc 100644 --- a/drivers/crypto/aspeed/aspeed-hace-hash.c +++ b/drivers/crypto/aspeed/aspeed-hace-hash.c @@ -182,8 +182,7 @@ static int aspeed_ahash_dma_prepare(struct aspeed_hace_= dev *hace_dev) final =3D true; } else length -=3D remain; - scatterwalk_map_and_copy(hash_engine->ahash_src_addr, rctx->src_sg, - rctx->offset, length, 0); + memcpy_from_sglist(hash_engine->ahash_src_addr, rctx->src_sg, rctx->offse= t, length); aspeed_ahash_update_counter(rctx, length); if (final) length +=3D aspeed_ahash_fill_padding( --=20 2.53.0