From patchwork Thu Oct 29 19:28:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 11867277 X-Patchwork-Delegate: kuba@kernel.org 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 51D14C55179 for ; Thu, 29 Oct 2020 19:29:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EFB5320782 for ; Thu, 29 Oct 2020 19:29:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603999793; bh=CEqASvpURooVyTo2fuJKqWW0pHRASjrmZUlThXYDT4w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ydnoQwIlbE00qeDi8tNq4IPLmP72/ViQiHCeSf56OB9eRqxJfBCUxfuHdfeV4dRib /IsnepI9mGnZt2AuhHczDj36O+gdBf0SmlwDvh8Ho492zJ0MLbDt3dRw8umlmTKB2y guNLQVHlUfeQUO5/YU+n2HOW9GbedlRHVdKmGpGo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726474AbgJ2T3t (ORCPT ); Thu, 29 Oct 2020 15:29:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:51500 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726253AbgJ2T3c (ORCPT ); Thu, 29 Oct 2020 15:29:32 -0400 Received: from lore-desk.redhat.com (unknown [151.66.29.159]) (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 8A86E207DE; Thu, 29 Oct 2020 19:29:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603999746; bh=CEqASvpURooVyTo2fuJKqWW0pHRASjrmZUlThXYDT4w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cGZ3jzaC0Wc8NG9Dqck8T9dTd4jcUaT5pTxPvbfRDdNpcF/EK7wXij+dJY0W4guEB cyu1nz9Ai4RUVnn3O5ZmrMB80d9GIFP6XEP/tYMCEHHQYX2bqPMRhvkbgh41dLBTMk zdDSoS9KOwZAkdFZJ9y1gRdvZ57Ny/vEvxLmm0lk= From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: bpf@vger.kernel.org, lorenzo.bianconi@redhat.com, davem@davemloft.net, kuba@kernel.org, brouer@redhat.com, ilias.apalodimas@linaro.org Subject: [PATCH v2 net-next 3/4] net: mvpp2: add xdp tx return bulking support Date: Thu, 29 Oct 2020 20:28:46 +0100 Message-Id: <4908406107e94fee0335dcc2444874c90055f95a.1603998519.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Convert mvpp2 driver to xdp_return_frame_bulk APIs. XDP_REDIRECT (upstream codepath): 1.79Mpps XDP_REDIRECT (upstream codepath + bulking APIs): 1.93Mpps Tested-by: Matteo Croce Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index f6616c8933ca..04f24d1d72ab 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -2440,8 +2440,10 @@ static void mvpp2_txq_bufs_free(struct mvpp2_port *port, struct mvpp2_tx_queue *txq, struct mvpp2_txq_pcpu *txq_pcpu, int num) { + struct xdp_frame_bulk bq; int i; + bq.xa = NULL; for (i = 0; i < num; i++) { struct mvpp2_txq_pcpu_buf *tx_buf = txq_pcpu->buffs + txq_pcpu->txq_get_index; @@ -2454,10 +2456,11 @@ static void mvpp2_txq_bufs_free(struct mvpp2_port *port, dev_kfree_skb_any(tx_buf->skb); else if (tx_buf->type == MVPP2_TYPE_XDP_TX || tx_buf->type == MVPP2_TYPE_XDP_NDO) - xdp_return_frame(tx_buf->xdpf); + xdp_return_frame_bulk(tx_buf->xdpf, &bq); mvpp2_txq_inc_get(txq_pcpu); } + xdp_flush_frame_bulk(&bq); } static inline struct mvpp2_rx_queue *mvpp2_get_rx_queue(struct mvpp2_port *port,