From patchwork Wed Sep 27 13:09:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rohan G Thomas X-Patchwork-Id: 13400819 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 776ABE810DA for ; Wed, 27 Sep 2023 13:34:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=phTwAAK0ct4WtSftUw1y+yoFCDbJYRRC0FTz2o/cPjw=; b=g6EU1kspByw6Cz SQnX6WLMeJNnGAcTlF7IpcuUanHQkpvOeEdqhnaMeZash6+O3qi37HNorbnDCvHnrGaj+kNBZRVCF R166u7jZMFLnmjjQZPC9hyQeXUyCr/lohL5F7rqRWnQf0SoZjnOufY7Ji6hGrAOPIPql5u6dae7Sv bCjopkEHVPKcP3QDJL4Bnrt58/3YCPU0mAMIGoGed0PWTwDhJLiQhB2cB7x9cfg8HCRu7EBZ8Xwmy yRDC76lbG24UuugvgAARr02d8CqFUom28oNNBIcdnsPY0W0cB2gNSWVwF4qYvUe3xM4o9JEV8w2fc tyM63XWD+BG56jfbJASQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qlUfg-00117D-2x; Wed, 27 Sep 2023 13:33:44 +0000 Received: from mgamail.intel.com ([192.55.52.120]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qlUfY-00111l-1o for linux-arm-kernel@lists.infradead.org; Wed, 27 Sep 2023 13:33:37 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1695821616; x=1727357616; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=87RSjtyu4aWewiUFDtZNG4QP/LSZrmCD8Y7LqGpGn4w=; b=mSm3VXO2umwRjg7pfglv5/Yjs+n/ikJiyEx1HNi7rjJzPp4U+2W3Rq2p WZDLx1BM8Io5iybcL4QPdVKTjNtQ7knC0Akt5ALaGPphhywjqt0G9840u 66G/3vPFrPTIHx9CoydK4DT7+8JevQrPLkUyrD3qdaMoogs42/QauJpBw YlnXicM8bvcVwbRQCnru+w7ZiPS7QVtiYBbii7MsgLUwfFPIBjWI4xNtv tlEDEERy3mpRVL0Sa6yPkDWgBP9b6bGJanFwLIlu2TWNVvGS1vo0cT5uY 9UJxxEM5a98++5mfg4m9LEN9zXrk03E616cV3k7+aD7VEddBhGhk5DQ4v A==; X-IronPort-AV: E=McAfee;i="6600,9927,10846"; a="380700734" X-IronPort-AV: E=Sophos;i="6.03,181,1694761200"; d="scan'208";a="380700734" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2023 06:09:37 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10846"; a="698866950" X-IronPort-AV: E=Sophos;i="6.03,181,1694761200"; d="scan'208";a="698866950" Received: from pglc00352.png.intel.com ([10.221.235.155]) by orsmga003.jf.intel.com with ESMTP; 27 Sep 2023 06:09:32 -0700 From: Rohan G Thomas To: "David S . Miller" , Alexandre Torgue , Jose Abreu , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Giuseppe Cavallaro , Serge Semin Cc: netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Rohan G Thomas Subject: [PATCH net-next 1/2] dt-bindings: net: snps,dwmac: Time Based Scheduling Date: Wed, 27 Sep 2023 21:09:18 +0800 Message-Id: <20230927130919.25683-2-rohan.g.thomas@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20230927130919.25683-1-rohan.g.thomas@intel.com> References: <20230927130919.25683-1-rohan.g.thomas@intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230927_063336_643751_0948F105 X-CRM114-Status: GOOD ( 11.48 ) 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 Add new property tbs-enabled to enable Time Based Scheduling(TBS) support per Tx queues. TBS feature can be enabled later using ETF qdisc but for only those queues that have TBS support enabled. Commit 7eadf57290ec ("net: stmmac: pci: Enable TBS on GMAC5 IPK PCI entry") enables similar support from the stmmac pci driver. Signed-off-by: Rohan G Thomas --- Documentation/devicetree/bindings/net/snps,dwmac.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index 5c2769dc689a..db1eb0997602 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -399,6 +399,14 @@ properties: type: boolean description: TX checksum offload is unsupported by the TX queue. + snps,tbs-enabled: + type: boolean + description: + Enable Time Based Scheduling(TBS) support for the TX queue. TSO and + TBS cannot be supported by a queue at the same time. If TSO support + is enabled, then default TX queue 0 for TSO and in that case don't + enable TX queue 0 for TBS. + allOf: - if: required: