From patchwork Mon Mar 3 10:26:56 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Faizal Rahim X-Patchwork-Id: 13998525 X-Patchwork-Delegate: kuba@kernel.org Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB3481F2380; Mon, 3 Mar 2025 10:28:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.9 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740997704; cv=none; b=SrR5oDy9KEHZoRBJvfq3erxrZvzyjJOenzkrujxKhN1R8B2qJRImQmYwhhZuoQbm0Upkb+VKOjI+ATKQ76+DiGY+J4R//KOQygmHcA698KOwn7aphSEFBsAeO1BAiHzfTpoz/ha+Ywm6Fddb41XlzZ/Q1RPyZo7CzkmDPP2ydtg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740997704; c=relaxed/simple; bh=naH9KspwalUC4SIxcxcdhcuCdSPyeBw7+LL7ZKcyavQ=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=CtS+hN0Akl3QMHnlz9I/CEMWEQ5+MMeX+adDksvl4xOqW5CDuoE1hb+lQJX9BiNA7V329vaW2z8X8mtA3tZv4tW8LP6xbD2P8nUl6KzOnSnc6+hFTPOv3war/YbWAmkre+z5OhJrl9jhUOViTENdWGcVYVuyok59/V0EUm0zIhI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=ib8K1KKm; arc=none smtp.client-ip=198.175.65.9 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="ib8K1KKm" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740997703; x=1772533703; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=naH9KspwalUC4SIxcxcdhcuCdSPyeBw7+LL7ZKcyavQ=; b=ib8K1KKmZHBkCl8J4dcdi0vDFYoFdmwD7535Z8CoHYHgqiIaHknlLu1Z jee3/IwNpgJStDmrf3kSQyCMuCGPhUBsh0LsTfO9UFejgIoySJvj3xMfV cbSB6qqhtlP0nJBcF72JrFormj7WMhYgkGrsqIVcnCJcdeTEA4UW+SyKD t9b5ZmY/s7RmBkdU8IZ4CvKZ4oTGWzmxLQ2+2yPTXyXLuE5/0JfbEOBwk xby8NVA+LoZ0vGP+DkO30hWaUS/wJBmqVplMl69CdIDhRHKQ/c5SS3wql EUMPHjz8tHSnJEwQIOVFe5KUurrj588ofCRvXc3aev8/3dAcGl6qwYLdV w==; X-CSE-ConnectionGUID: GLlEkOCuSe2ShOnFc6/21A== X-CSE-MsgGUID: BsGU7BGyRH+fAJ/ZpVkN9g== X-IronPort-AV: E=McAfee;i="6700,10204,11361"; a="64310253" X-IronPort-AV: E=Sophos;i="6.13,329,1732608000"; d="scan'208";a="64310253" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Mar 2025 02:28:23 -0800 X-CSE-ConnectionGUID: w4pCy+ifSdmjYRxSLDAKCw== X-CSE-MsgGUID: WMXFEbW1SyugSAw2veHtzw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,329,1732608000"; d="scan'208";a="122569912" Received: from mohdfai2-ilbpg12-1.png.intel.com ([10.88.227.73]) by fmviesa005.fm.intel.com with ESMTP; 03 Mar 2025 02:28:15 -0800 From: Faizal Rahim To: Tony Nguyen , Przemek Kitszel , Andrew Lunn , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Alexandre Torgue , Simon Horman , Russell King , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Furong Xu <0x1207@gmail.com>, Russell King , Vladimir Oltean , Serge Semin , Xiaolei Wang , Suraj Jaiswal , Kory Maincent , Gal Pressman , Jesper Nilsson , Andrew Halaney , Choong Yong Liang , Faizal Rahim , Kunihiko Hayashi , Vinicius Costa Gomes , intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, bpf@vger.kernel.org Subject: [PATCH iwl-next v7 7/9] igc: Block setting preemptible traffic class in taprio Date: Mon, 3 Mar 2025 05:26:56 -0500 Message-Id: <20250303102658.3580232-8-faizal.abdul.rahim@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250303102658.3580232-1-faizal.abdul.rahim@linux.intel.com> References: <20250303102658.3580232-1-faizal.abdul.rahim@linux.intel.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org Since preemptible tc implementation is not ready yet, block it from being set in taprio. The existing code already blocks it in mqprio. Signed-off-by: Faizal Rahim --- drivers/net/ethernet/intel/igc/igc_main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index fc086919387c..319eeb5b0a54 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -6407,6 +6407,10 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter, if (!validate_schedule(adapter, qopt)) return -EINVAL; + /* preemptible isn't supported yet */ + if (qopt->mqprio.preemptible_tcs) + return -EOPNOTSUPP; + igc_ptp_read(adapter, &now); if (igc_tsn_is_taprio_activated_by_user(adapter) &&