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 X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 014A6C433FE for ; Thu, 23 Jul 2020 11:43:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D269120825 for ; Thu, 23 Jul 2020 11:43:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504610; bh=zUp+J1tb1gA4g2/vc5ptH/o4DieHNMsWS7pObkJYXX4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=KJ6whrURcSrhfrVl9eqWDklMOnW0bqoktyLMrXYAi/lT3f10an85q1lD/lU5hJrFw QM0JdFdaQpJo/cngQMybd9bQVS5tnJZY/mjrIaXIpJGc70SAwtMLAFan0ab4c7syVE abMMWK1JTMtPkrsGGOdJJN0lE0vS3vBSod5iHo9U= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728306AbgGWLna (ORCPT ); Thu, 23 Jul 2020 07:43:30 -0400 Received: from mail.kernel.org ([198.145.29.99]:46366 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728567AbgGWLn3 (ORCPT ); Thu, 23 Jul 2020 07:43:29 -0400 Received: from lore-desk.redhat.com (unknown [151.48.142.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id EE1CC2086A; Thu, 23 Jul 2020 11:43:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504608; bh=zUp+J1tb1gA4g2/vc5ptH/o4DieHNMsWS7pObkJYXX4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hSpAXr5dzKYNpx+7TkYHbCzbohm2EpWWz82q69+ZeJRBBmll1V1Er02zFeWRrQwxr qhKktPcVo0Gf7mvhJ5eoKnkWP5CbYtEgBRjtEFpYoZ4/21a/0ddSqBPMju74LGot4r jRePMLkaLEg+Kd3FYj5XhvIRxDrEJBYUv6Po+z6c= From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: bpf@vger.kernel.org, davem@davemloft.net, ast@kernel.org, brouer@redhat.com, daniel@iogearbox.net, lorenzo.bianconi@redhat.com, echaudro@redhat.com, sameehj@amazon.com, kuba@kernel.org Subject: [RFC net-next 09/22] net: ti: initialize mb bit in xdp_buff to 0 Date: Thu, 23 Jul 2020 13:42:21 +0200 Message-Id: <720619dc2d14095943c98318eaa8b0a61f597351.1595503780.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Initialize multi-buffer bit (mb) to 0 in xdp_buff data structure. This is a preliminary patch to enable xdp multi-buffer support. Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/ti/cpsw.c | 1 + drivers/net/ethernet/ti/cpsw_new.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 9b17bbbe102f..53a55c540adc 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -407,6 +407,7 @@ static void cpsw_rx_handler(void *token, int len, int status) xdp.data_hard_start = pa; xdp.rxq = &priv->xdp_rxq[ch]; xdp.frame_sz = PAGE_SIZE; + xdp.mb = 0; port = priv->emac_port + cpsw->data.dual_emac; ret = cpsw_run_xdp(priv, ch, &xdp, page, port); diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c index 1247d35d42ef..703d079fd479 100644 --- a/drivers/net/ethernet/ti/cpsw_new.c +++ b/drivers/net/ethernet/ti/cpsw_new.c @@ -349,6 +349,7 @@ static void cpsw_rx_handler(void *token, int len, int status) xdp.data_hard_start = pa; xdp.rxq = &priv->xdp_rxq[ch]; xdp.frame_sz = PAGE_SIZE; + xdp.mb = 0; ret = cpsw_run_xdp(priv, ch, &xdp, page, priv->emac_port); if (ret != CPSW_XDP_PASS) -- 2.26.2