From patchwork Fri Sep 6 07:41:14 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jose Abreu X-Patchwork-Id: 1158834 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=synopsys.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=synopsys.com header.i=@synopsys.com header.b="ishy2uzL"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46PqJ92ByMz9sNT for ; Fri, 6 Sep 2019 17:41:45 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404593AbfIFHlc (ORCPT ); Fri, 6 Sep 2019 03:41:32 -0400 Received: from smtprelay-out1.synopsys.com ([198.182.47.102]:33356 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392554AbfIFHl3 (ORCPT ); Fri, 6 Sep 2019 03:41:29 -0400 Received: from mailhost.synopsys.com (mdc-mailhost1.synopsys.com [10.225.0.209]) (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 2AE33C0E3C; Fri, 6 Sep 2019 07:41:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1567755688; bh=jZCMlvgCMuP7tUeAHLlMp4idCMgk/I/cK3F4CsQd+PQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=ishy2uzL4O1BH/uU/Pa3nyGxn/4goiVJhORDkg31zNiVDoAlF5mzhMnrO4K//S78l M5w8LClhcaOfomTJJyC1Y8t0/MB3Bn4HQHGpbXPwx5s28vTGAiodYmdU3CNr96Yqpn Z9Fsn3Sn7ctltDHFBal6vHhGBXc7PcwaOM2A8FTRtBWNFAklk/WeAQOZEcUuFeIxNy dGiWO6o+WCI0WQZFzVazqZZtSJADj89mmVvkzoQZmV10bklpFZFT3/sLK2MnU8sH4o RiUARgV7YIBtTQt8Qy9isheuBEat0Tvbv7Ge3QBO+jYeXEd9Kl+jDigztFruV5U9fp dxI6hQxF0VEYA== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id B9DA5A0062; Fri, 6 Sep 2019 07:41:26 +0000 (UTC) From: Jose Abreu To: netdev@vger.kernel.org Cc: Joao Pinto , Jose Abreu , Giuseppe Cavallaro , Alexandre Torgue , "David S. Miller" , Maxime Coquelin , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH net-next 2/5] net: stmmac: selftests: Set RX tail pointer in Flow Control test Date: Fri, 6 Sep 2019 09:41:14 +0200 Message-Id: <9e6d4447eeefa45d7e61e6bb9e4f602981c85c23.1567755423.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 We need to set the RX tail pointer so that RX engine starts working again after finishing the Flow Control test. Signed-off-by: Jose Abreu --- Cc: Giuseppe Cavallaro Cc: Alexandre Torgue Cc: Jose Abreu Cc: "David S. Miller" Cc: Maxime Coquelin Cc: netdev@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c index dce34c081a1e..2943943bec43 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c @@ -722,8 +722,14 @@ static int stmmac_test_flowctrl(struct stmmac_priv *priv) for (i = 0; i < rx_cnt; i++) { struct stmmac_channel *ch = &priv->channel[i]; + u32 tail; + tail = priv->rx_queue[i].dma_rx_phy + + (DMA_RX_SIZE * sizeof(struct dma_desc)); + + stmmac_set_rx_tail_ptr(priv, priv->ioaddr, tail, i); stmmac_start_rx(priv, priv->ioaddr, i); + local_bh_disable(); napi_reschedule(&ch->rx_napi); local_bh_enable();