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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 75852C3ABC0 for ; Thu, 8 May 2025 03:44:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=tnqWMDDLX0zek73pfxqndK/i6Uy2ZObuxOwIQcQSRF8=; b=4UZ4TIpwdZKzQwuPKsRfmJkhqb P3siPiBnlsObBEZCs+JYY/UJliPIdR8j6YQpweXuuf5DSCnIOrYFxtXK/pFRzJ0/KKdXSGLlM+Ie8 6XH/YVaPOMIrwrgYLpsmI6VGA9IRc31Uj2CX6j6sQUjFeDe/xF2Upl6WjJlWeL8OFL5IKfnKTnvJ8 wps60Q6L/HAiDCllbJFBqLYmDIX4b/fgv8eY9osj07AsgsLqXGmlFfPQpuUiHnbh1HUcHvVGQiLs+ 8yHXF3bCLWuHzYM5i1cV1hDWDBmeVxoQoTVDazwFSq4iJ1jHdTE8FuKQsTnmWSR+nVelMJH45qlAe 2UNlRolg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uCsAq-0000000HEqM-3lxQ; Thu, 08 May 2025 03:43:52 +0000 Received: from mail-pl1-x62b.google.com ([2607:f8b0:4864:20::62b]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uCs1M-0000000HE0X-3QMH for linux-arm-kernel@lists.infradead.org; Thu, 08 May 2025 03:34:06 +0000 Received: by mail-pl1-x62b.google.com with SMTP id d9443c01a7336-22fa47f295aso1207745ad.0 for ; Wed, 07 May 2025 20:34:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1746675244; x=1747280044; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=tnqWMDDLX0zek73pfxqndK/i6Uy2ZObuxOwIQcQSRF8=; b=gdDyagPyjOvLkpwyNPaN2zz1RrcmqFhjRbs25FHI8Ep4DLBFqi97XFaPebI9Hl0dFv tiMH1/VBDu3DTSfRPfP2OUPMhCttsnognPMgja7AyM4AMPXE3j7872OB2TUiZwLpVlaC DlUj5Bpk3VTszLyhRGYsb7ZmyrA9p8uhnQvcmxien7T1/MhZuwpJxKe29RAXOoMQsLV+ b/c6fr6jvI3CbGMyyjT341iQx8cYTwgfQwJJPB25g2XnrPoBvwLRzTo6BN+xKgGJp7WO /y54A2zYtel5fDZ2VPSIzH3L6lKTJMWxrkMH/xwqJdlT4TI+sgxY56ekJRqnzf2ZLDpr s/ug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746675244; x=1747280044; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=tnqWMDDLX0zek73pfxqndK/i6Uy2ZObuxOwIQcQSRF8=; b=vaMlB5plMsDm8HyTNT55fTm3E6jvXsWW4HkzRFDoIXs0jP5SESnEO1oGRlTpauC7Yp HFLuy+xyWejz2HB6roN5Vp+19xNkNo1kfCKNYxcFHZPtcx5N8H3B6kuJ0DoFZSMTyErp 9VFh0BP/fPg5ZfpXscgND97lN+KginZbYyv26RI+AO1cWRlSsbv3mPs1822sutTi1npD VKlL3h12i/V9YCh+1lXbBsaun0K7EyWeApYEG9jSonFQA9Wdc/T4akp2xjPqj68SfN/8 y7Z7EtaRYzFE2gRpiAW5W0u0nzHzevylk16TLyBgSbiPXirav6XKEn0jjTEN9x6OmDKo 4EOQ== X-Forwarded-Encrypted: i=1; AJvYcCXXRbJIX78uXHmhAPhd2cvn2w1eV+HQCUCqDn8n2qG7MIIH5g1krifjVhjPFU0td4pdG000tfDepDWGxEfoxLEh@lists.infradead.org X-Gm-Message-State: AOJu0Yz0yPSMfQUFCpLTlqAbPKJ+g5YFfOhctXmft3pbaGWIsKVGqC6M g++8fWCQpchHP7AsfJdhHfzmZXIdYwuCEZSoYRV5L8E5zM6ya81g X-Gm-Gg: ASbGncsJVn2ppHNvzFqYdBqnFzNI716xiJkZLntyMjhNLhJ53QNe7ueu4f28AQ3QDHv /MdLUkJwJlNsltn9lgHVGFpUsbZODqxuR43roiOp1hXHYa7lRi34/XyPh5yXbJgrd2AWvgnaG+R 55qFj+kxb6S0uCfG/nHX6x9BsNv0Kt6B1p8eSbAtyvYJP7TwPF4yooeGUP7jOlTW0RfYWYK7c4h tnnT0L9ON4L0Uudby36tn+U4k7YtHGZIo61T00IAz4JLfYfgyGaq17AJuaIAVQ2XHUyw53zPG6M a19VhDWWoJtCK1X+I3kwxRg5PPB66ACArhm+BX5IhiFwtcZ0Sh2sYjT+LAvU/tLHOvD4k8PRBSU xAcLXiH8lWutg X-Google-Smtp-Source: AGHT+IHYy+mhyOHuKt40kiRvSHcNeUMG5kIZxit9o8bCQPyY6xTpD5PZVHoUSN9mxt07Kxvd/al06g== X-Received: by 2002:a17:903:252:b0:224:1001:6787 with SMTP id d9443c01a7336-22e8560cf2bmr29009925ad.4.1746675243855; Wed, 07 May 2025 20:34:03 -0700 (PDT) Received: from KERNELXING-MB0.tencent.com ([43.132.141.24]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-22e15228ffdsm101685265ad.179.2025.05.07.20.33.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 May 2025 20:34:03 -0700 (PDT) From: Jason Xing To: irusskikh@marvell.com, andrew+netdev@lunn.ch, bharat@chelsio.com, ayush.sawal@chelsio.com, horatiu.vultur@microchip.com, UNGLinuxDriver@microchip.com, mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, sgoutham@marvell.com, willemb@google.com Cc: linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, Jason Xing Subject: [PATCH net-next v1 4/4] net: lan966x: generate software timestamp just before the doorbell Date: Thu, 8 May 2025 11:33:28 +0800 Message-Id: <20250508033328.12507-5-kerneljasonxing@gmail.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20250508033328.12507-1-kerneljasonxing@gmail.com> References: <20250508033328.12507-1-kerneljasonxing@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250507_203404_854126_F5C7921A X-CRM114-Status: GOOD ( 11.00 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Jason Xing Make sure the call of skb_tx_timestamp as close to the doorbell. Signed-off-by: Jason Xing --- drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c b/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c index 502670718104..e030f23e5145 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c @@ -730,7 +730,6 @@ int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev) } } - skb_tx_timestamp(skb); skb_push(skb, IFH_LEN_BYTES); memcpy(skb->data, ifh, IFH_LEN_BYTES); skb_put(skb, 4); @@ -768,6 +767,7 @@ int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev) next_dcb_buf->ptp = true; /* Start the transmission */ + skb_tx_timestamp(skb); lan966x_fdma_tx_start(tx); return NETDEV_TX_OK; -- 2.43.5