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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1E8DFC001DC for ; Wed, 26 Jul 2023 18:00:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231273AbjGZSAO (ORCPT ); Wed, 26 Jul 2023 14:00:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46862 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229535AbjGZSAI (ORCPT ); Wed, 26 Jul 2023 14:00:08 -0400 Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B17892697; Wed, 26 Jul 2023 11:00:07 -0700 (PDT) Received: by mail-pf1-x42c.google.com with SMTP id d2e1a72fcca58-66d6a9851f3so27853b3a.0; Wed, 26 Jul 2023 11:00:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690394407; x=1690999207; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=pBrqRf9KetYwqqw9kE2OBONwOaipxgqPSXo8Gqyj3es=; b=BJugwYfk9LHDG/VPjAGZ96UsiwDn8TCeZ9LCCV0vdU+A86oCwErSafXPcRTlt4wyHH olEKlDsp5tCv9J+gTP/BCdtUV1gH+RSTCHx3QU5HZaWkvSMVDcnHbt0HTDCMOpGiNsVE KyyFCDdEclB2qjuRpur33Oh2MGejJdqA7Pfq6/FOgmiHLUK7/y5O6PIXfnfP6kye5GyV uEf8nCHvAvLC4zwWtjhSolGUu8oBsiIviNL8P5VLKgQCOepoWWgti5/7n7qeNhc9amP9 wgNYW8PGLhnvtR+Aax5NdsXZYVoX8zScB/0xptN72pTMS2Pro4MsWraYmL2WqtGk/Mrl xVHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690394407; x=1690999207; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=pBrqRf9KetYwqqw9kE2OBONwOaipxgqPSXo8Gqyj3es=; b=AfpQt7vMoj9TIqAokboYjpOGDZHEPAHIR5ewl3FgIlByJLMwu1eSkgnPPxlUJCRYiM sksazTbL89ru3Stn0Ai1torwRQ2Gm+IBGIy8FSJfxK+cDljUk+kkPKeZYNJBc2e5EMNx 6sBwJdnKCw8UH0Ty39MoBnNDpk7v1x2/bRoaxkv5lKQPJyv5UNg7sMQO187ChK3gwxys hQBP5Kby13MUWAE7vrcgC71Wu/ShNDNqA11B54S/ZLR4FJHx3Blmxo5iw3tVo0lKuLy9 Jjf7LpP64f3TpvNgpdtsvWOzR5Mig5QVjMVnGowRq17lgKqAA39cFLdY5H2M5xHcXE0i LLEQ== X-Gm-Message-State: ABy/qLZl0BV1E7m9P1rmYjL6Wv4PZoYAsuoIhU0CV6qbePFIdE7a+dCh ff+yx2LekXxDAa6t6GKRlKE= X-Google-Smtp-Source: APBJJlG559OmZQOAWOCS2hhWRYItf+2S/u6gwpf8Y2j8REtyCHKh5CtnNq+MNgm4Zg9WsYQYl0arUg== X-Received: by 2002:a05:6a00:2d82:b0:675:8627:a291 with SMTP id fb2-20020a056a002d8200b006758627a291mr2820706pfb.3.1690394407071; Wed, 26 Jul 2023 11:00:07 -0700 (PDT) Received: from hoboy.vegasvil.org ([2601:640:8000:54:e2d5:5eff:fea5:802f]) by smtp.gmail.com with ESMTPSA id i8-20020aa78d88000000b006765cb32558sm11724126pfr.139.2023.07.26.11.00.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Jul 2023 11:00:06 -0700 (PDT) Date: Wed, 26 Jul 2023 11:00:03 -0700 From: Richard Cochran To: Johannes Zink Cc: Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Russell King , patchwork-jzi@pengutronix.de, netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, kernel test robot Subject: Re: [PATCH v2] net: stmmac: correct MAC propagation delay Message-ID: References: <20230719-stmmac_correct_mac_delay-v2-1-3366f38ee9a6@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230719-stmmac_correct_mac_delay-v2-1-3366f38ee9a6@pengutronix.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 24, 2023 at 12:01:31PM +0200, Johannes Zink wrote: > diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h > index bf619295d079..d1fe4b46f162 100644 > --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h > +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h > @@ -26,6 +26,12 @@ > #define PTP_ACR 0x40 /* Auxiliary Control Reg */ > #define PTP_ATNR 0x48 /* Auxiliary Timestamp - Nanoseconds Reg */ > #define PTP_ATSR 0x4c /* Auxiliary Timestamp - Seconds Reg */ > +#define PTP_TS_INGR_CORR_NS 0x58 /* Ingress timestamp correction nanoseconds */ > +#define PTP_TS_EGR_CORR_NS 0x5C /* Egress timestamp correction nanoseconds*/ > +#define PTP_TS_INGR_CORR_SNS 0x60 /* Ingress timestamp correction subnanoseconds */ > +#define PTP_TS_EGR_CORR_SNS 0x64 /* Egress timestamp correction subnanoseconds */ These two... > +#define PTP_TS_INGR_LAT 0x68 /* MAC internal Ingress Latency */ > +#define PTP_TS_EGR_LAT 0x6c /* MAC internal Egress Latency */ do not exist on earlier versions of the IP core. I wonder what values are there? Thanks, Richard