From patchwork Wed Dec 10 09:43:37 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Michel Thierry X-Patchwork-Id: 5467701 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 4D42FBEEA8 for ; Wed, 10 Dec 2014 09:43:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 898FE20121 for ; Wed, 10 Dec 2014 09:43:28 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id B1F212011D for ; Wed, 10 Dec 2014 09:43:27 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 385C76E02A; Wed, 10 Dec 2014 01:43:27 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id CB4606E02A for ; Wed, 10 Dec 2014 01:43:26 -0800 (PST) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga101.fm.intel.com with ESMTP; 10 Dec 2014 01:43:26 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,551,1413270000"; d="scan'208";a="635457885" Received: from michelth-linux.isw.intel.com ([10.102.226.150]) by fmsmga001.fm.intel.com with ESMTP; 10 Dec 2014 01:43:25 -0800 From: Michel Thierry To: intel-gfx@lists.freedesktop.org Date: Wed, 10 Dec 2014 09:43:37 +0000 Message-Id: <1418204617-21520-1-git-send-email-michel.thierry@intel.com> X-Mailer: git-send-email 2.1.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915/bdw: Add WaForceEnableNonCoherent label X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 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" X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP We already implement this workaround, but it was missing its name. Reviewed-by: Ville Syrjälä Signed-off-by: Michel Thierry Tested-By: PRC QA PRTS (Patch Regression Test System Contact: shuang.he@intel.com) --- drivers/gpu/drm/i915/intel_ringbuffer.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 91ddcd1..5b51a43 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -756,6 +756,7 @@ static int bdw_init_workarounds(struct intel_engine_cs *ring) * workaround for for a possible hang in the unlikely event a TLB * invalidation occurs during a PSD flush. */ + /* WaForceEnableNonCoherent:bdw */ /* WaHdcDisableFetchWhenMasked:bdw */ /* WaDisableFenceDestinationToSLM:bdw (GT3 pre-production) */ WA_SET_BIT_MASKED(HDC_CHICKEN0,