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 DBA8AFEFB47 for ; Fri, 27 Feb 2026 13:00:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 98D6010EB35; Fri, 27 Feb 2026 13:00:32 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Gm1DCv7U"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id ADB4110EB35 for ; Fri, 27 Feb 2026 13:00:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1772197231; x=1803733231; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=VtAZu5Co5ECM98S/I5TdxDWyfTXW5lu6x+cXCrSkd/M=; b=Gm1DCv7UcKi5dEiUq0SD+UQFLq0ryQKArLTdAWkH1HcZBJ7gjLL+vi+7 bFGXpa8a6hpgFxJXPzMkeciwaH1Zejlc8NHczDgF0eH8/7xbT2FEWunsP lNGrmo5PSHWuA1lkdx29ZmfekCaC4ZuFc7nnQuwJU3XQKlmq5QSChULlI oo/jTaNDuei1EgYU0BFKzv4DT8QraaVjfdKYArBamBk8s29HrC6LAd1Vf DdkYmcSCeg2p0Bq+fFnQjuawg8JwJAF92CuLDAsos3eXrlSORIsHFDqFj QfOWm4j3CEwEg185HNK5tejGbwVihTPyRWemWOQJHc4oIcxkBvDJ8wEkK Q==; X-CSE-ConnectionGUID: 378WUmAPSjmyNWWVNFBWuA== X-CSE-MsgGUID: GEaDDIZUTE+7pEM9/2NUuw== X-IronPort-AV: E=McAfee;i="6800,10657,11713"; a="77142587" X-IronPort-AV: E=Sophos;i="6.21,314,1763452800"; d="scan'208";a="77142587" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Feb 2026 05:00:31 -0800 X-CSE-ConnectionGUID: 3ZWFgD+wStWpuCAOgen1AA== X-CSE-MsgGUID: mLrT48+kQ1CBd8Ue1tDXFg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,314,1763452800"; d="scan'208";a="214318407" Received: from varungup-desk.iind.intel.com ([10.190.238.71]) by fmviesa006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Feb 2026 05:00:30 -0800 From: Varun Gupta To: intel-xe@lists.freedesktop.org Cc: matthew.d.roper@intel.com, tejas.upadhyay@intel.com Subject: [PATCH] drm/xe/xe3p_lpg: Add Wa_14026578760 Date: Fri, 27 Feb 2026 18:30:20 +0530 Message-ID: <20260227130020.2846392-1-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 version 35.10 Signed-off-by: Varun Gupta --- drivers/gpu/drm/xe/regs/xe_gt_regs.h | 3 +++ drivers/gpu/drm/xe/xe_wa.c | 4 ++++ 2 files changed, 7 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..08b05f3c7510 100644 --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h @@ -103,6 +103,9 @@ #define GAMSTLB_CTRL2 XE_REG_MCR(0x4788) #define STLB_SINGLE_BANK_MODE REG_BIT(11) +#define GAMSTLB_CTRL XE_REG_MCR(0x477c) +#define DIS_PEND_GPA_LINK REG_BIT(13) + #define XE2_LMEM_CFG XE_REG(0x48b0) #define XE2_GAMWALK_CTRL 0x47e4 diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 26950b8a7543..30cd47b1dc4c 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -299,6 +299,10 @@ static const struct xe_rtp_entry_sr gt_was[] = { XE_RTP_RULES(GRAPHICS_VERSION(3510), GRAPHICS_STEP(A0, B0)), XE_RTP_ACTIONS(SET(GAMSTLB_CTRL2, STLB_SINGLE_BANK_MODE)) }, + { XE_RTP_NAME("14026578760"), + XE_RTP_RULES(GRAPHICS_VERSION(3510)), + XE_RTP_ACTIONS(SET(GAMSTLB_CTRL, DIS_PEND_GPA_LINK)) + }, { XE_RTP_NAME("16028005424"), XE_RTP_RULES(GRAPHICS_VERSION(3510), GRAPHICS_STEP(A0, B0)), XE_RTP_ACTIONS(SET(GUC_INTR_CHICKEN, DISABLE_SIGNALING_ENGINES)) -- 2.43.0