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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 916A1C4321A for ; Fri, 28 Jun 2019 07:29:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5BFBF2064A for ; Fri, 28 Jun 2019 07:29:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="KrVTx0Jx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726616AbfF1H30 (ORCPT ); Fri, 28 Jun 2019 03:29:26 -0400 Received: from smtprelay-out1.synopsys.com ([198.182.47.102]:48000 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726431AbfF1H3Z (ORCPT ); Fri, 28 Jun 2019 03:29:25 -0400 Received: from mailhost.synopsys.com (mdc-mailhost2.synopsys.com [10.225.0.210]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 3A7E4C0BF0; Fri, 28 Jun 2019 07:29:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1561706965; bh=ptQEW1jmnkkvegLJJmwgR/EscioN5Yjj07IrJklrYQI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=KrVTx0JxLo03xrOlh7dC4tKUPwyplOybiGVzBwbpAQvCo3yFCjrqPnZp9JW0Bw4QR 0lbZFSL63P6AYJt9zkfQbn9hFUGENaTd639gV7Bjow703AbTALMcL02aDz2sxYBgu1 9tceTOzRIDBWrVMFYYUMamlnQ4766aQ8QjuQRe/DAcB4UVDacNnYaDD2+uhCbFc8aV 4GZRcvhKbS1ZMMbbZH3cCY6C5buYqcLcRuNHIDdcKPmlDN93/oTBeezRsZiBdmiMg7 qdBDASZ2ZSgmdwT+cRdUKVs4fyagx65P0lQl+TiocZprilUgSaL4Vz1Hinewsol27+ mXmQPt8RY6mRQ== Received: from de02.synopsys.com (de02.internal.synopsys.com [10.225.17.21]) by mailhost.synopsys.com (Postfix) with ESMTP id EDFC8A0241; Fri, 28 Jun 2019 07:29:23 +0000 (UTC) Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by de02.synopsys.com (Postfix) with ESMTP id D73AA3E967; Fri, 28 Jun 2019 09:29:23 +0200 (CEST) From: Jose Abreu To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: Jose Abreu , Joao Pinto , "David S . Miller" , Giuseppe Cavallaro , Alexandre Torgue Subject: [PATCH net-next v2 08/10] net: stmmac: Update RX Tail Pointer to last free entry Date: Fri, 28 Jun 2019 09:29:19 +0200 Message-Id: <7d3d1779d41980394ad8d153e0137eae783f979c.1561706801.git.joabreu@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Update the RX Tail Pointer to the last available SKB entry. Signed-off-by: Jose Abreu Cc: Joao Pinto Cc: David S. Miller Cc: Giuseppe Cavallaro Cc: Alexandre Torgue --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 620dd387e3b1..a629b3144a0d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3347,6 +3347,8 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue) entry = STMMAC_GET_ENTRY(entry, DMA_RX_SIZE); } rx_q->dirty_rx = entry; + rx_q->rx_tail_addr = rx_q->dma_rx_phy + + (rx_q->dirty_rx * sizeof(struct dma_desc)); stmmac_set_rx_tail_ptr(priv, priv->ioaddr, rx_q->rx_tail_addr, queue); } -- 2.7.4