From patchwork Tue Sep 8 09:31:48 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: arun.siluvery@linux.intel.com X-Patchwork-Id: 7139471 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 7B4489F1D5 for ; Tue, 8 Sep 2015 09:32:01 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B9E6120636 for ; Tue, 8 Sep 2015 09:32:00 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id BB3CA20631 for ; Tue, 8 Sep 2015 09:31:59 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1DB2F6E0A2; Tue, 8 Sep 2015 02:31:59 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 32AA06E0A2 for ; Tue, 8 Sep 2015 02:31:58 -0700 (PDT) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga101.jf.intel.com with ESMTP; 08 Sep 2015 02:31:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,489,1437462000"; d="scan'208";a="799918938" Received: from asiluver-linux.isw.intel.com ([10.102.226.117]) by orsmga002.jf.intel.com with ESMTP; 08 Sep 2015 02:31:56 -0700 From: Arun Siluvery To: intel-gfx@lists.freedesktop.org Date: Tue, 8 Sep 2015 10:31:48 +0100 Message-Id: <1441704713-21575-1-git-send-email-arun.siluvery@linux.intel.com> X-Mailer: git-send-email 1.9.1 Cc: Mika Kuoppala Subject: [Intel-gfx] [PATCH 1/6] drm/i915/gen9: Add WaDisableSamplerPowerBypassForSOPingPong 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: , MIME-Version: 1.0 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 Signed-off-by: Arun Siluvery Reviewed-by: Sagar Arun Kamble --- drivers/gpu/drm/i915/intel_ringbuffer.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index d2e0b3b..0e1ed0b 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -983,6 +983,13 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring) tmp |= HDC_FORCE_CSR_NON_COHERENT_OVR_DISABLE; WA_SET_BIT_MASKED(HDC_CHICKEN0, tmp); + /* WaDisableSamplerPowerBypassForSOPingPong:skl,bxt */ + if (IS_SKYLAKE(dev) || + (IS_BROXTON(dev) && INTEL_REVID(dev) <= BXT_REVID_B0)) { + WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3, + GEN8_SAMPLER_POWER_BYPASS_DIS); + } + return 0; }