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 55AB7CD1299 for ; Fri, 5 Apr 2024 13:39:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AD51D10E50D; Fri, 5 Apr 2024 13:39:49 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="huj/DFSv"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4E6E8113388 for ; Fri, 5 Apr 2024 13:39:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1712324386; x=1743860386; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=yW2tzQXpoqQgstYQy1YGQCT5I1kBT9kgfSgbm248bDE=; b=huj/DFSvVal/O9ryS8bMhGeDYW+kmcjHxicMWbcoGc2wNc5c+3KGc0n9 rea/p5dadQe+12/UxLXye+Vnd5KGTcW3lzr4Rhx4eCB5lGiMK+UPVd+dz CPeyAMdTDLGnBYOzJK/f/CdeCAUYoKG0WGc8dl7J4YcD3FZvAXuT+cqOC gE9nCnrYrlGlPqCsnQTvp9NuA77NqcXEI85S1w+1vd4XoDea/AWF/Wa8C pjXFyygZ0bQVFYzc6fZlTVN/HXLnE7URMsikwqDEuGDcj4iDti3U9JU5u HzyBkmQWfxLezshhEaXTZW7Ab2JpQmTTMB6B5ezdQW/922WVsOilGwi5q Q==; X-CSE-ConnectionGUID: 9XjvjyGHRNOG1LPWTtU+zQ== X-CSE-MsgGUID: yHECSJzJT4OSaSLcWJOzCg== X-IronPort-AV: E=McAfee;i="6600,9927,11035"; a="7838168" X-IronPort-AV: E=Sophos;i="6.07,181,1708416000"; d="scan'208";a="7838168" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Apr 2024 06:39:46 -0700 X-CSE-ConnectionGUID: /uyaTdzcSzGIR13M/yFTaQ== X-CSE-MsgGUID: SXSLjgvAQLOwg5jwEYT1cw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,181,1708416000"; d="scan'208";a="19239414" Received: from mwajdecz-mobl.ger.corp.intel.com ([10.249.143.198]) by fmviesa007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Apr 2024 06:39:45 -0700 From: Michal Wajdeczko To: intel-xe@lists.freedesktop.org Subject: [PATCH 2/3] drm/xe/vf: Don't try to program MOCS if VF Date: Fri, 5 Apr 2024 15:39:35 +0200 Message-Id: <20240405133936.891-3-michal.wajdeczko@intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20240405133936.891-1-michal.wajdeczko@intel.com> References: <20240405133936.891-1-michal.wajdeczko@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" VFs drivers don't have access to MOCS registers. It is a PF driver responsibility to program MOCS according to the HW team guidelines. Signed-off-by: Michal Wajdeczko --- drivers/gpu/drm/xe/xe_mocs.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/xe/xe_mocs.c b/drivers/gpu/drm/xe/xe_mocs.c index bff659d20062..d16fa64da881 100644 --- a/drivers/gpu/drm/xe/xe_mocs.c +++ b/drivers/gpu/drm/xe/xe_mocs.c @@ -568,6 +568,9 @@ void xe_mocs_init(struct xe_gt *gt) flags = get_mocs_settings(gt_to_xe(gt), &table); mocs_dbg(gt, "flag:0x%x\n", flags); + if (IS_SRIOV_VF(gt_to_xe(gt))) + return; + if (flags & HAS_GLOBAL_MOCS) __init_mocs_table(gt, &table); if (flags & HAS_LNCF_MOCS) -- 2.43.0