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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 485B5CA5FE2 for ; Mon, 5 Oct 2026 07:08:22 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9D17B10E22A; Mon, 5 Oct 2026 07:08:21 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="LYOhN/Hp"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) by gabe.freedesktop.org (Postfix) with ESMTPS id EACD410EBB0 for ; Mon, 5 Oct 2026 07:08:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1791184100; x=1822720100; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=TmgddlM5UD8JDlYGHNPMLMCYiIvxeOi7OBcY0y8dd48=; b=LYOhN/HpS8sVmkDsRrXPtYkLbB2uMRcPbQo+jqledprJ+yU2x+UNfFHH UuHheiKe8doeIwDSupu+CSOX7m4MjpxqMuoS/JgGbTPh4dt+oXvfjw/Xn OV9ppBq+HTMQGUZhv+3vLuriElTDRiAMGw87lCb/lGce5NDu7+ZvGpUHj L0jDf5whB0Q87F92c82tX96S8wpy/m7hg/TpBlsPrGtejd0p2+tm3Ck1z G7uFEC4i65Nc704b8UoCsSdkCSLuSVVOgU5COn3FdsX4bHLLqNLXXXnx3 AvNrGYlEiBef9QNEvjEPcGK7HB3bHdhCyGoZ3Mhsjk3yETOodbxG+2nmA g==; X-CSE-ConnectionGUID: c6lYmUmUSOCL7S8HHMdAaA== X-CSE-MsgGUID: eeI+KkJJRY2H8Huv2/jMjw== X-IronPort-AV: E=McAfee;i="6800,10657,11925"; a="108225164" X-IronPort-AV: E=Sophos;i="6.27,141,1787036400"; d="scan'208";a="108225164" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Oct 2026 00:08:20 -0700 X-CSE-ConnectionGUID: HQfbZUZeScC6Q7hRYDZqag== X-CSE-MsgGUID: RdbAZaVkQ86bfmt5siuuoQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,141,1787036400"; d="scan'208";a="273143283" Received: from soc-pf6038af.clients.intel.com (HELO [10.217.180.114]) ([10.217.180.114]) by fmviesa009-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Oct 2026 00:08:18 -0700 Message-ID: Date: Mon, 5 Oct 2026 09:08:16 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] accel/ivpu: Drop MTL interrupt clear-with-zero workaround To: Jeff Hugo , Andrzej Kacprowski , dri-devel@lists.freedesktop.org Cc: oded.gabbay@gmail.com, karol.wachowski@linux.intel.com, lizhi.hou@amd.com, dawid.osuchowski@linux.intel.com References: <20260930160348.1562800-1-andrzej.kacprowski@linux.intel.com> Content-Language: en-US From: "Wachowski, Karol" In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 02-Oct-26 17:22, Jeff Hugo wrote: > On 9/30/2026 10:03 AM, Andrzej Kacprowski wrote: >> Early MTL steppings needed a runtime check for BTRS interrupt status >> registers that cleared by writing 0 instead of the usual write-1-to-clear >> flow. >> >> Those pre-production steppings are no longer supported. Remove the >> workaround flag, probe helper, and conditional IRQ clear path, and always >> clear handled MTL BTRS interrupt status bits by writing the interrupt >> status value. >> >> Signed-off-by: Andrzej Kacprowski > > Reviewed-by: Jeff Hugo Applied to drm-misc-next.