From patchwork Wed Jul 1 01:06:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Souza, Jose" X-Patchwork-Id: 11635193 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4EE0513B6 for ; Wed, 1 Jul 2020 01:05:27 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 36D5B20780 for ; Wed, 1 Jul 2020 01:05:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 36D5B20780 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B7DE16E5B6; Wed, 1 Jul 2020 01:05:26 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 77CEB6E5BB for ; Wed, 1 Jul 2020 01:05:25 +0000 (UTC) IronPort-SDR: D4heU8Aq+Py/BV2TbCk8dGq4Vh1ORnyrGD5IHuvHJ2EXXWJBuq6Ituq/znE7bOziMlPJTcoO4Z 0Pq6elpta0zw== X-IronPort-AV: E=McAfee;i="6000,8403,9668"; a="147978662" X-IronPort-AV: E=Sophos;i="5.75,298,1589266800"; d="scan'208";a="147978662" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jun 2020 18:05:24 -0700 IronPort-SDR: fb0dvfrxDF/nK+eUePtcSuTrkue5osBiqiiOm4w75rkbd5Q76dDAJAqbIi3E05XTooFAXAqOz0 /mUbYT9sA6DQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,298,1589266800"; d="scan'208";a="266619697" Received: from gkipp-mobl1.amr.corp.intel.com (HELO josouza-MOBL2.amr.corp.intel.com) ([10.255.76.92]) by fmsmga008.fm.intel.com with ESMTP; 30 Jun 2020 18:05:24 -0700 From: =?utf-8?q?Jos=C3=A9_Roberto_de_Souza?= To: intel-gfx@lists.freedesktop.org Date: Tue, 30 Jun 2020 18:06:55 -0700 Message-Id: <20200701010655.226379-2-jose.souza@intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200701010655.226379-1-jose.souza@intel.com> References: <20200701010655.226379-1-jose.souza@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v2 2/2] drm/i915/tgl: Implement WA 22010931296 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" Fix another set of corruption issues. BSpec: 52758 BSpec: 52890 Signed-off-by: José Roberto de Souza --- drivers/gpu/drm/i915/gt/intel_workarounds.c | 4 ++++ drivers/gpu/drm/i915/i915_reg.h | 1 + 2 files changed, 5 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 2da366821dda..c8bf09efd0dc 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1677,6 +1677,10 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) * Wa_14010229206:tgl */ wa_masked_en(wal, GEN9_ROW_CHICKEN4, GEN12_DISABLE_TDL_PUSH); + + /* Wa_22010931296:tgl */ + wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE2, + TDSUNIT_CLKGATE_DIS); } if (IS_GEN(i915, 11)) { diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 76bc70d214b6..df9426c39a7a 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4169,6 +4169,7 @@ enum { #define UNSLICE_UNIT_LEVEL_CLKGATE2 _MMIO(0x94e4) #define VSUNIT_CLKGATE_DIS_TGL REG_BIT(19) +#define TDSUNIT_CLKGATE_DIS REG_BIT(11) #define PSDUNIT_CLKGATE_DIS REG_BIT(5) #define INF_UNIT_LEVEL_CLKGATE _MMIO(0x9560)