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 91FCFC282EC for ; Tue, 18 Mar 2025 14:18:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 55CEF10E497; Tue, 18 Mar 2025 14:18:16 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="bultX6mn"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5971510E497 for ; Tue, 18 Mar 2025 14:18:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1742307494; x=1773843494; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=9SGIG47D8ZuhU/39by3MqFTPP7n0MrvJdxHJX3UTjyM=; b=bultX6mnH8x06pb4kpWSX5LCtzC4lBOxzyRYZhbTSlgWZBBw2coLmki8 ZncQoSqyi11mNHOqoKhmKExNRZSKYLdvoO0w2Cnpp0ED5D0YYzibCwfOf pYkwzO/P4XOU1FLxe3kSP2m3gjIoe243hfELclAzH0L7I/1LzfDZmaTPz ia23THXkUl7myB81CR6/lAbxn7nC4xhNQfRlH1ewceheX6hMuG67StUFC 6PdIalJ9nadA8RD8PuiEbjidgGZA1FYi/0iWgODHqy4qsAp8GhEbhS+pX HMukrA6NtL+62CKyYm5PhVAdM6gShJKi/gEjreKXVe85HVbw/QkoZwwt6 g==; X-CSE-ConnectionGUID: IhRgDLD+SVSqKF0jDQEiRw== X-CSE-MsgGUID: 2u1INBODRiiwPyRZvqROJQ== X-IronPort-AV: E=McAfee;i="6700,10204,11377"; a="54835995" X-IronPort-AV: E=Sophos;i="6.14,257,1736841600"; d="scan'208";a="54835995" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Mar 2025 07:18:04 -0700 X-CSE-ConnectionGUID: 2yZLP+vXRniYRd93ak4WJg== X-CSE-MsgGUID: hBbKtJ1UScezSwmiScwM1A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,257,1736841600"; d="scan'208";a="122767752" Received: from guc-pnp-dev-box-1.fm.intel.com ([10.1.27.7]) by fmviesa010.fm.intel.com with ESMTP; 18 Mar 2025 07:18:04 -0700 From: Zhanjun Dong To: intel-xe@lists.freedesktop.org Cc: Zhanjun Dong Subject: [PATCH v1] drm/xe/guc: Disable lite restore for MTL Date: Tue, 18 Mar 2025 07:18:02 -0700 Message-Id: <20250318141802.2516616-1-zhanjun.dong@intel.com> X-Mailer: git-send-email 2.34.1 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" Lite restore for MTL is not POR for Xe, then disable it for MTL. Signed-off-by: Zhanjun Dong --- drivers/gpu/drm/xe/xe_guc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/xe_guc.c b/drivers/gpu/drm/xe/xe_guc.c index bc5714a5b36b..0c2629e578d9 100644 --- a/drivers/gpu/drm/xe/xe_guc.c +++ b/drivers/gpu/drm/xe/xe_guc.c @@ -80,7 +80,9 @@ static u32 guc_ctl_debug_flags(struct xe_guc *guc) static u32 guc_ctl_feature_flags(struct xe_guc *guc) { - u32 flags = GUC_CTL_ENABLE_LITE_RESTORE; + u32 flags = (guc_to_xe(guc)->info.platform == XE_METEORLAKE) ? + 0 : GUC_CTL_ENABLE_LITE_RESTORE; + if (!guc_to_xe(guc)->info.skip_guc_pc) flags |= GUC_CTL_ENABLE_SLPC; -- 2.34.1