From patchwork Mon May 13 05:46:16 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bharat Bhushan X-Patchwork-Id: 13663032 X-Patchwork-Delegate: kuba@kernel.org Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) (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 4B893146590; Mon, 13 May 2024 05:46:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=67.231.156.173 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715579216; cv=none; b=mO22mPVtFwQTYyoZ9929RIowp5HgUU2KS2QcespG/AVJJxI2hhcf3JQBzHGW3pDSEgBVjbhI0kWJSd+jvmUWQvXHryPjHJgAm8G3IYGaOCnh4FXhoH5LnYYM1h5spgBaN3oVRKuGPgCtEn323oqUP06Cck+FC0FZ4hM47xH2V0I= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715579216; c=relaxed/simple; bh=HIsXKak4myaF77luhn0CUtjKAUGTcQ0It6dOSzQBOLQ=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Ily5vC4/7Wox8so7nzQz0Jkwg7ycEjbShmDn0WnUIWrRggTyPC5oxJPEFCVcjU700Bf0Vog8ej52TmXTaKnnOzDbkI5CR634LF4+He8NfXp/AT07eL+mTQsNbFOOSA8VuHm8am+JrdeNIkiOsYoRSa3neR+UhmpewjtXohaLpFU= 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=CON8wSm/; arc=none smtp.client-ip=67.231.156.173 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="CON8wSm/" Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 44CNUTC3015860; Sun, 12 May 2024 22:46:35 -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=CON 8wSm/EL6KqjFAMaYYNkNlm7F8LmeNBVrtmgKTDNhF9fqcuzuvn/W6mfzj+lg1GCG 6EOuI12GWXXMBtFm+0R/l5gay5mnK4rQjoyid+nOpKeTBMdFfTX7/HMwYC00r05C r07ygHJvXkcYQBBhF+A9QGQ3HTavYjMFDT6oXIw4y+Is04fp4fZIVMn194hqqUZc lEvkpvvnBQMpCaOUnQ1Ka+KmjB6ok/k66d+yY96xUjY4izT4WNW/KC+PCQZh3Wgt cL+oKUlcWKBZKBt/QRT9OP3kdgTcuUFOm9mWUlv9AFymKOz1NuFLK3G1o9wQ/iup far7dazv8uSiPObMBWg== Received: from dc5-exch05.marvell.com ([199.233.59.128]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3y286jb8m7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 12 May 2024 22:46:35 -0700 (PDT) Received: from DC5-EXCH05.marvell.com (10.69.176.209) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Sun, 12 May 2024 22:46:33 -0700 Received: from bharat-OptiPlex-3070.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Sun, 12 May 2024 22:46:30 -0700 From: Bharat Bhushan To: , , , , , , , , , CC: Bharat Bhushan Subject: [PATCH 1/8] octeontx2-pf: map skb data as device writeable Date: Mon, 13 May 2024 11:16:16 +0530 Message-ID: <20240513054623.270366-2-bbhushan2@marvell.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240513054623.270366-1-bbhushan2@marvell.com> References: <20240513054623.270366-1-bbhushan2@marvell.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-GUID: Gukg6yjsi3OygnMs1UeA-LxyfFqYkKwq X-Proofpoint-ORIG-GUID: Gukg6yjsi3OygnMs1UeA-LxyfFqYkKwq 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_04,2024-05-10_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; }