From patchwork Mon Feb 9 19:33:16 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lespiau, Damien" X-Patchwork-Id: 5803001 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 [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 64863BF440 for ; Mon, 9 Feb 2015 19:33:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8E22820117 for ; Mon, 9 Feb 2015 19:33:38 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id BAAFB2010B for ; Mon, 9 Feb 2015 19:33:37 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 33A8B6E5A6; Mon, 9 Feb 2015 11:33:37 -0800 (PST) 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 ESMTP id B6DAE6E5A5 for ; Mon, 9 Feb 2015 11:33:34 -0800 (PST) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga102.jf.intel.com with ESMTP; 09 Feb 2015 11:29:50 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,545,1418112000"; d="scan'208";a="524933419" Received: from unknown (HELO strange.ger.corp.intel.com) ([10.252.25.41]) by orsmga003.jf.intel.com with ESMTP; 09 Feb 2015 11:25:32 -0800 From: Damien Lespiau To: intel-gfx@lists.freedesktop.org Date: Mon, 9 Feb 2015 19:33:16 +0000 Message-Id: <1423510402-12605-13-git-send-email-damien.lespiau@intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1423510402-12605-1-git-send-email-damien.lespiau@intel.com> References: <1423510402-12605-1-git-send-email-damien.lespiau@intel.com> Subject: [Intel-gfx] [PATCH 12/18] drm/i915/skl: Implement WaDisablePowerCompilerClockGating 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: Damien Lespiau Reviewed-by: Nick Hoath --- drivers/gpu/drm/i915/i915_reg.h | 5 +++-- drivers/gpu/drm/i915/intel_ringbuffer.c | 8 ++++++++ 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index a457c28..fdfbdb3 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -5241,8 +5241,9 @@ enum skl_disp_power_wells { #define COMMON_SLICE_CHICKEN2 0x7014 # define GEN8_CSC2_SBE_VUE_CACHE_CONSERVATIVE (1<<0) -#define HIZ_CHICKEN 0x7018 -# define CHV_HZ_8X8_MODE_IN_1X (1<<15) +#define HIZ_CHICKEN 0x7018 +# define CHV_HZ_8X8_MODE_IN_1X (1<<15) +# define BDW_HIZ_POWER_COMPILER_CLOCK_GATING_DISABLE (1<<3) #define GEN9_SLICE_COMMON_ECO_CHICKEN0 0x7308 #define DISABLE_PIXEL_MASK_CAMMING (1<<14) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 27d101c..3135192 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -930,8 +930,16 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring) static int skl_init_workarounds(struct intel_engine_cs *ring) { + struct drm_device *dev = ring->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + gen9_init_workarounds(ring); + /* WaDisablePowerCompilerClockGating:skl */ + if (INTEL_REVID(dev) == SKL_REVID_B0) + WA_SET_BIT_MASKED(HIZ_CHICKEN, + BDW_HIZ_POWER_COMPILER_CLOCK_GATING_DISABLE); + return 0; }