From patchwork Mon May 4 08:25:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joyce Ooi X-Patchwork-Id: 1282309 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=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=intel.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 49Fwwn5H1Qz9sSr for ; Mon, 4 May 2020 18:28:25 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728263AbgEDI2X (ORCPT ); Mon, 4 May 2020 04:28:23 -0400 Received: from mga11.intel.com ([192.55.52.93]:41838 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725941AbgEDI2W (ORCPT ); Mon, 4 May 2020 04:28:22 -0400 IronPort-SDR: Ohq/psjAR35C+51axythSRzKxAV4+gjt8xC71gOjW2Iq2xmTe837WveRH3o9UHilxTddfyHXsp uU0TVsGzBu+A== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 May 2020 01:28:21 -0700 IronPort-SDR: WgM8V4w0X8z+/n+TqQX+1ywYpC0JK8hZM1n6SyW+64bro91NX6CPmR/ST+6EJNVnskeSip1otI DFZztNtGuX4w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,351,1583222400"; d="scan'208";a="295436068" Received: from pg-nxl3.altera.com ([10.142.129.93]) by orsmga008.jf.intel.com with ESMTP; 04 May 2020 01:28:18 -0700 From: Joyce Ooi To: Thor Thayer , "David S . Miller" Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Dalon Westergreen , Joyce Ooi , Tan Ley Foon , See Chin Liang , Dinh Nguyen Subject: [PATCHv2 04/10] net: eth: altera: add optional function to start tx dma Date: Mon, 4 May 2020 16:25:52 +0800 Message-Id: <20200504082558.112627-5-joyce.ooi@intel.com> X-Mailer: git-send-email 2.13.0 In-Reply-To: <20200504082558.112627-1-joyce.ooi@intel.com> References: <20200504082558.112627-1-joyce.ooi@intel.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Dalon Westergreen Allow for optional start up of tx dma if the start_txdma function is defined in altera_dmaops. Signed-off-by: Dalon Westergreen Signed-off-by: Joyce Ooi --- v2: no change --- drivers/net/ethernet/altera/altera_tse.h | 1 + drivers/net/ethernet/altera/altera_tse_main.c | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/drivers/net/ethernet/altera/altera_tse.h b/drivers/net/ethernet/altera/altera_tse.h index 7d0c98fc103e..26c5541fda27 100644 --- a/drivers/net/ethernet/altera/altera_tse.h +++ b/drivers/net/ethernet/altera/altera_tse.h @@ -401,6 +401,7 @@ struct altera_dmaops { int (*init_dma)(struct altera_tse_private *priv); void (*uninit_dma)(struct altera_tse_private *priv); void (*start_rxdma)(struct altera_tse_private *priv); + void (*start_txdma)(struct altera_tse_private *priv); }; /* This structure is private to each device. diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c index 539e744e23f7..3c756afd0d39 100644 --- a/drivers/net/ethernet/altera/altera_tse_main.c +++ b/drivers/net/ethernet/altera/altera_tse_main.c @@ -1244,6 +1244,9 @@ static int tse_open(struct net_device *dev) priv->dmaops->start_rxdma(priv); + if (priv->dmaops->start_txdma) + priv->dmaops->start_txdma(priv); + /* Start MAC Rx/Tx */ spin_lock(&priv->mac_cfg_lock); tse_set_mac(priv, true); @@ -1646,6 +1649,7 @@ static const struct altera_dmaops altera_dtype_sgdma = { .init_dma = sgdma_initialize, .uninit_dma = sgdma_uninitialize, .start_rxdma = sgdma_start_rxdma, + .start_txdma = NULL, }; static const struct altera_dmaops altera_dtype_msgdma = { @@ -1665,6 +1669,7 @@ static const struct altera_dmaops altera_dtype_msgdma = { .init_dma = msgdma_initialize, .uninit_dma = msgdma_uninitialize, .start_rxdma = msgdma_start_rxdma, + .start_txdma = NULL, }; static const struct of_device_id altera_tse_ids[] = {