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 3493FC4332F for ; Mon, 12 Dec 2022 22:09:14 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 00A1689EFF; Mon, 12 Dec 2022 22:09:13 +0000 (UTC) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1DF9810E0C8 for ; Mon, 12 Dec 2022 22:09:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1670882950; x=1702418950; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=+yAuMLoj75qiuZMhj7Q6QxeQgAEwM45eXYYDHzpUgjg=; b=ntZuWztVOn8Ri4rMCKnhVovlZOk7P6DboapDHXXaMkTIncIpAlh0Fvyy gfrAZ2N1AiKywVpeiQxjg3dTOWRkXOpqO59Va/p2ZaFToeEIw7r84dmHG 7AkqG+8WoE5PnH9d8NSocCwWXwzDpVjGngt9ysBt+3TKXTNWhFzidHQiB LyC8lluFXMArLh/cXnuNG8wndo3YpxM+dO23OClq3kIQT+2BK+VRkjIoo NGORZ9DckUZxbISMpbZZpDXecFdo1zgnIEGx38RQRKYa8W1ErObYvdfir z38cg8xvAKxaFsj8TbPGgqmdvhU5SpNruCi/ug6UwAnzCncg4ERgF3lrS Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10559"; a="345031092" X-IronPort-AV: E=Sophos;i="5.96,239,1665471600"; d="scan'208";a="345031092" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Dec 2022 14:09:09 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10559"; a="641882376" X-IronPort-AV: E=Sophos;i="5.96,239,1665471600"; d="scan'208";a="641882376" Received: from unerlige-desk.jf.intel.com ([10.165.21.199]) by orsmga007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Dec 2022 14:09:07 -0800 From: Umesh Nerlige Ramappa To: intel-gfx@lists.freedesktop.org Date: Mon, 12 Dec 2022 14:09:00 -0800 Message-Id: <20221212220902.1819159-3-umesh.nerlige.ramappa@intel.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221212220902.1819159-1-umesh.nerlige.ramappa@intel.com> References: <20221212220902.1819159-1-umesh.nerlige.ramappa@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCH v4 2/4] drm/i915/mtl: Add Wa_14015846243 to fix OA vs CS timestamp mismatch X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Similar to ACM, OA timestamp that is part of the OA report is shifted when compared to the CS timestamp. Add MTL to the WA. Signed-off-by: Umesh Nerlige Ramappa Reviewed-by: Ashutosh Dixit --- drivers/gpu/drm/i915/i915_perf.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index a8b34460d36f..1a8618a787d6 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -3140,8 +3140,11 @@ get_sseu_config(struct intel_sseu *out_sseu, */ u32 i915_perf_oa_timestamp_frequency(struct drm_i915_private *i915) { - /* Wa_18013179988:dg2 */ - if (IS_DG2(i915)) { + /* + * Wa_18013179988:dg2 + * Wa_14015846243:mtl + */ + if (IS_DG2(i915) || IS_METEORLAKE(i915)) { intel_wakeref_t wakeref; u32 reg, shift; -- 2.38.1