From patchwork Mon May 13 10:54:39 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bharat Bhushan X-Patchwork-Id: 13663323 X-Patchwork-Delegate: kuba@kernel.org Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) (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 3887E14B06E; Mon, 13 May 2024 10:55:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=67.231.148.174 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715597711; cv=none; b=YeGZxygQhL6Rdt9xOUUOVSPObyn0IBVAc5rqviVaQsI9gBLlD8yJ0gfv66REmx/m48+gpih3noHwr91gp8vhOVb42pbl5PVWuU3+iKkkk2LnsOYXoXTdo2NVgNlKk/4ELOHBpdDNYnr3826iuOXpHnWYZpEAUauhUqPAaSEKok4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715597711; c=relaxed/simple; bh=HIsXKak4myaF77luhn0CUtjKAUGTcQ0It6dOSzQBOLQ=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=qKeFNT4f5ZzmcP3NjM98VJU9DqhZonp/tn8+kz/O+fs/Y3mVjsglZh4SsLVJG0FXfFEPgfNaf1hX6n9/3UyGNb/8XpsjtNd9K8zZ8rMq/JCXYDrM0KBrDPvrCqC/2R4qRiAgZk+LAkBRKMYlo7n1SFzzN6kEhjb4FFYlFuGZzEA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=marvell.com; spf=pass smtp.mailfrom=marvell.com; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b=fzWqm1OO; arc=none smtp.client-ip=67.231.148.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=marvell.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=marvell.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b="fzWqm1OO" Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 44D9fi2E014208; Mon, 13 May 2024 03:55:01 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= pfpt0220; bh=BhnHh/JpPAcj1s1x841oMiqX3u4Ui69weo3oOd3w4XM=; b=fzW qm1OOlE2WWIBq8m3G+DdhmEKHtJkkkAEfJvD7G7pPMAH+erVGG4ScU4HLSxOtFoc PKvxGus+qlMfbnoMtJGN1Vo86AhiMVVrH8W4y+iPn38aUuGt6DeK54PQCih/Uz6r JOcbY3AidE0BYxNylj155BOycGVw94XIyTBBJuNPxWRqsk5KUbkv5w4dZDmZc683 504r5k0pp5ezQi/iqgn12THpvG/GCbbXO/At37DzwzaPrD1lrxL+VkXc1L8O4udD 1hylQS3MCWSZ03VFMHn0mEUowLVbuVQOT4t2VEjpKQEqwARtG/N2iOWg9FE7FVHJ Fypldl+uDPePASTAV1A== Received: from dc6wp-exch02.marvell.com ([4.21.29.225]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3y3gf4g5gg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 13 May 2024 03:55:01 -0700 (PDT) Received: from DC6WP-EXCH02.marvell.com (10.76.176.209) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Mon, 13 May 2024 03:54:59 -0700 Received: from bharat-OptiPlex-3070.marvell.com (10.69.176.80) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Mon, 13 May 2024 03:54:54 -0700 From: Bharat Bhushan To: , , , , , , , , , , , , CC: Bharat Bhushan Subject: [net-next,v2 1/8] octeontx2-pf: map skb data as device writeable Date: Mon, 13 May 2024 16:24:39 +0530 Message-ID: <20240513105446.297451-2-bbhushan2@marvell.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240513105446.297451-1-bbhushan2@marvell.com> References: <20240513105446.297451-1-bbhushan2@marvell.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: l9N_sv-mOFJ5drKP5IW-1-rS52IGbWL4 X-Proofpoint-GUID: l9N_sv-mOFJ5drKP5IW-1-rS52IGbWL4 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-13_07,2024-05-10_02,2023-05-22_02 X-Patchwork-Delegate: kuba@kernel.org Crypto hardware need write permission when doing inline in-place encrypt or decrypt operation on skb-data. So map this memory as device read-write. Signed-off-by: Bharat Bhushan --- drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c index a16e9f244117..847052b57d9b 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c @@ -98,7 +98,7 @@ static dma_addr_t otx2_dma_map_skb_frag(struct otx2_nic *pfvf, offset = skb_frag_off(frag); *len = skb_frag_size(frag); } - return otx2_dma_map_page(pfvf, page, offset, *len, DMA_TO_DEVICE); + return otx2_dma_map_page(pfvf, page, offset, *len, DMA_BIDIRECTIONAL); } static void otx2_dma_unmap_skb_frags(struct otx2_nic *pfvf, struct sg_list *sg) @@ -107,7 +107,7 @@ static void otx2_dma_unmap_skb_frags(struct otx2_nic *pfvf, struct sg_list *sg) for (seg = 0; seg < sg->num_segs; seg++) { otx2_dma_unmap_page(pfvf, sg->dma_addr[seg], - sg->size[seg], DMA_TO_DEVICE); + sg->size[seg], DMA_BIDIRECTIONAL); } sg->num_segs = 0; }