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 4AA47C433F5 for ; Wed, 27 Apr 2022 12:42:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234489AbiD0MpY (ORCPT ); Wed, 27 Apr 2022 08:45:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41314 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234440AbiD0MpX (ORCPT ); Wed, 27 Apr 2022 08:45:23 -0400 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 486B52ED51 for ; Wed, 27 Apr 2022 05:42:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1651063333; x=1682599333; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=7BAMJHEu/uZpWQqW4zjmnovM1Ybd5i/f2rUSryqnHoU=; b=lJeWsA4wtFqTNJzncMt2rqJDX2+MoYcU0Fi6otCrKhNUfwObj/D8AP1C t1Xau55j3VGvQtJBhRHe8beklBNEvuIQbgOs2V31SEvb+gmiFqRLf0cao Etsk7eSQv4VhkHuJ6vcxFM2SlJ8dnt78kdiPLvG91gk4xQgKSI1DM25pQ oZ7+MqAla/TlE6meBzptt/2e2ySnqZYN/51flpXoUflfgqM318MX1zpf8 q0CuogArkA+v2pB8Zy9utC9U8Id9fYrzHY7c+efpNN8S+HWtBq6Zd3msi 6PpSg8nJCFMrZBAEJ0UEoTl6a8VCKqbwdrSe0VnQN9EVt/jrSx2HPu4z/ w==; X-IronPort-AV: E=McAfee;i="6400,9594,10329"; a="247845185" X-IronPort-AV: E=Sophos;i="5.90,293,1643702400"; d="scan'208";a="247845185" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Apr 2022 05:42:12 -0700 X-IronPort-AV: E=Sophos;i="5.90,293,1643702400"; d="scan'208";a="580573257" Received: from brutrata-mobl.ger.corp.intel.com (HELO intel.com) ([10.252.33.100]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Apr 2022 05:42:11 -0700 Date: Wed, 27 Apr 2022 14:42:08 +0200 From: Andi Shyti To: Anusha Srivatsa Cc: intel-gfx@lists.freedesktop.org, Lucas De Marchi , stable@vger.kernel.org Subject: Re: [Intel-gfx] [PATCH] drm/i915/dmc: Add MMIO range restrictions Message-ID: References: <20220427003509.267683-1-anusha.srivatsa@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220427003509.267683-1-anusha.srivatsa@intel.com> Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org [...] > + if (!dmc_mmio_addr_sanity_check(dmc, mmioaddr, mmio_count, dmc_header->header_ver, dmc_id)) > + drm_err(&i915->drm, "DMC firmware has Wrong MMIO Addresses\n"); > + return 0; > + mh? :)