From patchwork Tue May 2 10:11:03 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miroslav Lichvar X-Patchwork-Id: 757519 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3wHHBk5z2xz9s03 for ; Tue, 2 May 2017 20:11:42 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752203AbdEBKLh (ORCPT ); Tue, 2 May 2017 06:11:37 -0400 Received: from mx1.redhat.com ([209.132.183.28]:46002 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752194AbdEBKLd (ORCPT ); Tue, 2 May 2017 06:11:33 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 4D3D3F0AA9; Tue, 2 May 2017 10:11:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 4D3D3F0AA9 Authentication-Results: ext-mx04.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx04.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=mlichvar@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 4D3D3F0AA9 Received: from holly.brq.redhat.com. (holly.brq.redhat.com [10.34.24.121]) by smtp.corp.redhat.com (Postfix) with ESMTP id CD09C17993; Tue, 2 May 2017 10:11:25 +0000 (UTC) From: Miroslav Lichvar To: netdev@vger.kernel.org Cc: Richard Cochran , Willem de Bruijn , Soheil Hassas Yeganeh , "Keller, Jacob E" , Denny Page , Jiri Benc Subject: [PATCH v2 net-next 7/7] net: ethernet: update drivers to make both SW and HW TX timestamps Date: Tue, 2 May 2017 12:11:03 +0200 Message-Id: <20170502101103.30444-8-mlichvar@redhat.com> In-Reply-To: <20170502101103.30444-1-mlichvar@redhat.com> References: <20170502101103.30444-1-mlichvar@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Tue, 02 May 2017 10:11:27 +0000 (UTC) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Some drivers were calling the skb_tx_timestamp() function only when a hardware timestamp was not requested. Now that applications can use the SOF_TIMESTAMPING_OPT_TX_SWHW option to request both software and hardware timestamps, the drivers need to be modified to unconditionally call skb_tx_timestamp(). CC: Richard Cochran CC: Willem de Bruijn Signed-off-by: Miroslav Lichvar --- drivers/net/ethernet/amd/xgbe/xgbe-drv.c | 3 +-- drivers/net/ethernet/intel/e1000e/netdev.c | 4 ++-- drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c | 3 +-- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 6 ++---- 4 files changed, 6 insertions(+), 10 deletions(-) diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 89b21d7..5a2ad9c 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -1391,8 +1391,7 @@ static void xgbe_prep_tx_tstamp(struct xgbe_prv_data *pdata, spin_unlock_irqrestore(&pdata->tstamp_lock, flags); } - if (!XGMAC_GET_BITS(packet->attributes, TX_PACKET_ATTRIBUTES, PTP)) - skb_tx_timestamp(skb); + skb_tx_timestamp(skb); } static void xgbe_prep_vlan(struct sk_buff *skb, struct xgbe_packet_data *packet) diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 0ff9295..6ed3bc4 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -5868,10 +5868,10 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, adapter->tx_hwtstamp_skb = skb_get(skb); adapter->tx_hwtstamp_start = jiffies; schedule_work(&adapter->tx_hwtstamp_work); - } else { - skb_tx_timestamp(skb); } + skb_tx_timestamp(skb); + netdev_sent_queue(netdev, skb->len); e1000_tx_queue(tx_ring, tx_flags, count); /* Make sure there is space in the ring for the next send. */ diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c index d54490d..50c182c 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c @@ -1418,8 +1418,7 @@ static netdev_tx_t sxgbe_xmit(struct sk_buff *skb, struct net_device *dev) priv->hw->desc->tx_enable_tstamp(first_desc); } - if (!tqueue->hwts_tx_en) - skb_tx_timestamp(skb); + skb_tx_timestamp(skb); priv->hw->dma->enable_dma_transmission(priv->ioaddr, txq_index); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 3115700..7f857ee 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -2880,8 +2880,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) priv->xstats.tx_set_ic_bit++; } - if (!priv->hwts_tx_en) - skb_tx_timestamp(skb); + skb_tx_timestamp(skb); if (unlikely((skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) && priv->hwts_tx_en)) { @@ -3084,8 +3083,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) priv->xstats.tx_set_ic_bit++; } - if (!priv->hwts_tx_en) - skb_tx_timestamp(skb); + skb_tx_timestamp(skb); /* Ready to fill the first descriptor and set the OWN bit w/o any * problems because all the descriptors are actually ready to be