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 B5888D3A661 for ; Tue, 29 Oct 2024 14:25:48 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 70D478876A; Tue, 29 Oct 2024 14:25:48 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="bF+tC9+N"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id E5DDE8876A for ; Tue, 29 Oct 2024 14:25:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1730211947; x=1761747947; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=gYL3osGTwprVJyq46rHuh/gzQKZFrtSaCd2aPf7aujc=; b=bF+tC9+Ntba6jy8e7P6euk+W8C9PRMDqedswpnH7DFbZkiPrLmjCDB50 jR38vcwNtr0Wu7Tep6mm5D9caZP4RqQ3JW9U3Lk4/DR+ewsmN0DF8uC2K 8am42hkyhuyTf0oph7Y1NwHIBMrXtTjU7Hyb60hqVjOV+SVCJwfRNSJHQ NDI6I7tVK6tXqKHct9Uxw0OObtP2YeErW9Cmx0bJVK3mr5tWu2dCVQJ9v 9DRfHebJ+IyDPtQG88vhO+Jlocl+jTzF63RxOW7gNqyZXYzfbZbE8j4zD qPeUauPxJ85jKp+atCdozVZlE595fU6Ne6/yLrnFloGYV9JL4R7ovubKW w==; X-CSE-ConnectionGUID: Hsy8iTXiR6GMMvdpgTdwBw== X-CSE-MsgGUID: HdxfJmSFRnWUjX89n4HUYg== X-IronPort-AV: E=McAfee;i="6700,10204,11240"; a="41254524" X-IronPort-AV: E=Sophos;i="6.11,241,1725346800"; d="scan'208";a="41254524" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Oct 2024 07:25:47 -0700 X-CSE-ConnectionGUID: ttq/wLb7SWak84tV/NTvrQ== X-CSE-MsgGUID: RAtgbs1KQJKmdrMpdHzKbA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,241,1725346800"; d="scan'208";a="82044412" Received: from singhapo-super-server.iind.intel.com ([10.145.169.90]) by fmviesa009.fm.intel.com with ESMTP; 29 Oct 2024 07:25:45 -0700 From: apoorva.singh@intel.com To: intel-xe@lists.freedesktop.org Cc: Apoorva Singh Subject: [PATCH] drm/xe/xe3lpg: Add Wa_16024792527 Date: Tue, 29 Oct 2024 20:07:40 +0530 Message-Id: <20241029143740.1296020-1-apoorva.singh@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" From: Apoorva Singh Force Sampler Tile64 Overfetch via MMIO Signed-off-by: Apoorva Singh --- drivers/gpu/drm/xe/regs/xe_gt_regs.h | 2 ++ drivers/gpu/drm/xe/xe_wa.c | 5 +++++ 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 42dc55cb23f4..7ed6addd795a 100644 --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h @@ -445,6 +445,8 @@ #define SAMPLER_MODE XE_REG_MCR(0xe18c, XE_REG_OPTION_MASKED) #define ENABLE_SMALLPL REG_BIT(15) +#define SMP_WAIT_FETCH_MERGING_COUNTER REG_GENMASK(11, 10) +#define SMP_FORCE_128B_OVERFETCH REG_FIELD_PREP(SMP_WAIT_FETCH_MERGING_COUNTER, 1) #define SC_DISABLE_POWER_OPTIMIZATION_EBB REG_BIT(9) #define SAMPLER_ENABLE_HEADLESS_MSG REG_BIT(5) #define INDIRECT_STATE_BASE_ADDR_OVERRIDE REG_BIT(0) diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 02cf647f86d8..18dc5cdf7c43 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -607,6 +607,11 @@ static const struct xe_rtp_entry_sr engine_was[] = { FUNC(xe_rtp_match_first_render_or_compute)), XE_RTP_ACTIONS(SET(ROW_CHICKEN4, DISABLE_TDL_PUSH)) }, + { XE_RTP_NAME("16024792527"), + XE_RTP_RULES(GRAPHICS_VERSION(3000), GRAPHICS_STEP(A0, B0), + FUNC(xe_rtp_match_first_render_or_compute)), + XE_RTP_ACTIONS(SET(SAMPLER_MODE, SMP_FORCE_128B_OVERFETCH)) + }, {} }; -- 2.34.1