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 8113DEF36E5 for ; Mon, 9 Mar 2026 06:39:37 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1C76810E0F3; Mon, 9 Mar 2026 06:39:37 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Gu9pG6Mj"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2BE8210E0F3 for ; Mon, 9 Mar 2026 06:39:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773038375; x=1804574375; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=mPxmXbSqfhrZYXisvQ7+xcBy3u8J5ewD2d2sowsbAxs=; b=Gu9pG6Mjk7OgvF15+i2+QZ0YNknRq5kJMaw8ltXRUC/hdLhrBoIH8uXI 2XlLTO7IgVIrxIrLL/ZcdduTdzS66sqyMiqaQzkQIPLA5szpNlVaZMddo /hv1Ev9vdYtBXa1EuOZY9VEQozTCUVixMTUhIaVkAPwWRF4Nq1GW7VKVm xjDGbCIvk4e3xxgymmE8RP4ie24ewEEcEveHBdWxh0APsQ+g08F+WRD1b EmQCAkZlIJzk8uWTExR9yQ3VG2Rhw/IU7qxz6bhTgl0s2VTmWhy+ZBPtn o9ywj5eLRG0Ew8BH+JhJvb4W4vpSto1IyVRCnikggHM0RMZvA1YFjw3ZQ g==; X-CSE-ConnectionGUID: Dz8Gd/5RQr2QWEyhz5DtXw== X-CSE-MsgGUID: gLueSE2kRa2wtvxbwfUzGA== X-IronPort-AV: E=McAfee;i="6800,10657,11723"; a="77655802" X-IronPort-AV: E=Sophos;i="6.23,109,1770624000"; d="scan'208";a="77655802" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Mar 2026 23:39:35 -0700 X-CSE-ConnectionGUID: 4imd0JYHRauXqhhP+4qsrQ== X-CSE-MsgGUID: 5gYMh0kGSEiZWlpJ3RAv6A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,109,1770624000"; d="scan'208";a="224354963" Received: from varungup-desk.iind.intel.com ([10.190.238.71]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Mar 2026 23:39:33 -0700 From: Varun Gupta To: intel-xe@lists.freedesktop.org Cc: matthew.d.roper@intel.com, tejas.upadhyay@intel.com Subject: [PATCH v4] drm/xe: Add Wa_14026578760 Date: Mon, 9 Mar 2026 12:09:23 +0530 Message-ID: <20260309063923.4031933-1-varun.gupta@intel.com> X-Mailer: git-send-email 2.43.0 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" Add GT workaround Wa_14026578760 for graphics versions 35.10, 35.11 and media version 35.03. Signed-off-by: Varun Gupta Reviewed-by: Tejas Upadhyay --- v4: - Drop separate media register define; MEDIA_GT_GSI_OFFSET is applied automatically by the media GT's mmio, so a single XE_REG_MCR suffices for both graphics and media (Matt Roper) v3: - Use separate register defines for graphics and media (Tejas) v2: - Fix register define ordering (Matt Roper) - Broaden workaround scope to cover graphics 35.10, 35.11 and media 35.03 per workaround database (Matt Roper) --- drivers/gpu/drm/xe/regs/xe_gt_regs.h | 3 +++ drivers/gpu/drm/xe/xe_wa.c | 5 +++++ 2 files changed, 8 insertions(+) diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h index 90b9017770ea..c70dbf7e4e7c 100644 --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h @@ -100,6 +100,9 @@ #define VE1_AUX_INV XE_REG(0x42b8) #define AUX_INV REG_BIT(0) +#define GAMSTLB_CTRL XE_REG_MCR(0x477c) +#define DIS_PEND_GPA_LINK REG_BIT(13) + #define GAMSTLB_CTRL2 XE_REG_MCR(0x4788) #define STLB_SINGLE_BANK_MODE REG_BIT(11) diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 26950b8a7543..dc780368c452 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -164,6 +164,11 @@ static const struct xe_rtp_entry_sr gt_was[] = { MEDIA_VERSION_RANGE(1301, 3500)), XE_RTP_ACTIONS(SET(GUC_INTR_CHICKEN, DISABLE_SIGNALING_ENGINES)) }, + { XE_RTP_NAME("14026578760"), + XE_RTP_RULES(GRAPHICS_VERSION_RANGE(3510, 3511), OR, + MEDIA_VERSION(3503)), + XE_RTP_ACTIONS(SET(GAMSTLB_CTRL, DIS_PEND_GPA_LINK)) + }, /* DG1 */ -- 2.43.0