From patchwork Thu Feb 20 02:53:49 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Abdul Rahim, Faizal" X-Patchwork-Id: 13983244 X-Patchwork-Delegate: kuba@kernel.org Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) (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 4E8021DCB24; Thu, 20 Feb 2025 02:55:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.14 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740020121; cv=none; b=nB44N41QzPs/n8vN5Z4T1MxvaA/KHqVY784EaIQbWyZBGKTkXgWr/UHtjO1cB7f6LwfhoyufRjeWARfoYmHvWOCXv7Yt9HQHjE+b1aaQdu2JRdt6F5IlOV5mX9drIubiw6ZiXVPqUxgOOIzRVM6pTFTVsktzRf7MvvIze7RvM3k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740020121; c=relaxed/simple; bh=uDhO0buD+LbU4a/ZJlAIOO0MmLejKrvfWJSAZJp7WPs=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=WxGIv40bYSQ4C/eCYlMociHA6mZRJKMQm0KR0DgayGO3NxiWIgTyAV3DahE84Kr5TN7nLSPSFa4Rpjz6zgly9DjjDdApDC0PTXzmS54xRj2AtmcxatRw1RHe6qN2WMRSpCO1CJsZ3sfOQbzWnqDn9T48fexX7IGbmTOUPLqbhIU= 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=Rl7KxLQ4; arc=none smtp.client-ip=192.198.163.14 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="Rl7KxLQ4" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740020120; x=1771556120; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=uDhO0buD+LbU4a/ZJlAIOO0MmLejKrvfWJSAZJp7WPs=; b=Rl7KxLQ4Eyuq3A8GhngQapAXY2yDAnzh3Dh5BCrsjjzCzV1Bj9+pTYzA rgtxiJk9AlM0AXqT+gP9GS1MleYLbTT5Qd6orJ8UKRqJm1LPnULzEAD+M F3gUyRRsE/5As3ML/fRjNObqYjDugnU1JGKQIJbF09MsNwsBWL6JT6MCY GQP/pnOeYk4sUBiQuwzf5MG375chzeZI3HzGY8sGd7LfWTBtriGCpCE8J o+CC7YjdT8IFpSjPU0RshTWa/m2nT2leFt9RtFgNDgYZnE34jqVZS5xyd 7bvetTnCwc0CHoS6loFjWXTgPkkRsabK9+52K56n7xUMUDcPbCnf6PI8Y Q==; X-CSE-ConnectionGUID: Ex5ah0COQuqqbGd/2FNwfw== X-CSE-MsgGUID: aMf0aqnqSGOsjBE+aNL7FA== X-IronPort-AV: E=McAfee;i="6700,10204,11350"; a="41042128" X-IronPort-AV: E=Sophos;i="6.13,300,1732608000"; d="scan'208";a="41042128" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Feb 2025 18:55:19 -0800 X-CSE-ConnectionGUID: 2yocVogvQxyZNBE7JpuxSQ== X-CSE-MsgGUID: jS0ktRGYSOug/ZvAyXlb4A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,300,1732608000"; d="scan'208";a="115104566" Received: from mohdfai2-ilbpg12-1.png.intel.com ([10.88.227.73]) by fmviesa008.fm.intel.com with ESMTP; 19 Feb 2025 18:55:12 -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 v5 9/9] igc: Block setting preemptible traffic class in taprio Date: Wed, 19 Feb 2025 21:53:49 -0500 Message-Id: <20250220025349.3007793-10-faizal.abdul.rahim@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250220025349.3007793-1-faizal.abdul.rahim@linux.intel.com> References: <20250220025349.3007793-1-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 5a6648a12a53..e6a398dbf09b 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -6408,6 +6408,10 @@ 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) &&