From patchwork Sun Aug 21 06:20:15 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: sagar.a.kamble@intel.com X-Patchwork-Id: 9292029 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1362B600CB for ; Sun, 21 Aug 2016 06:18:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 06BD628B9B for ; Sun, 21 Aug 2016 06:18:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EF3BD28BBF; Sun, 21 Aug 2016 06:18:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id A9C2828B9B for ; Sun, 21 Aug 2016 06:18:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 02A526E3B1; Sun, 21 Aug 2016 06:18:44 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id ECAD56E2C2 for ; Sun, 21 Aug 2016 06:18:27 +0000 (UTC) Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga104.fm.intel.com with ESMTP; 20 Aug 2016 23:18:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.28,553,1464678000"; d="scan'208";a="187612" Received: from sakamble-desktop.iind.intel.com ([10.223.82.59]) by fmsmga006.fm.intel.com with ESMTP; 20 Aug 2016 23:18:26 -0700 From: Sagar Arun Kamble To: intel-gfx@lists.freedesktop.org Date: Sun, 21 Aug 2016 11:50:15 +0530 Message-Id: <1471760418-27509-23-git-send-email-sagar.a.kamble@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1471760418-27509-1-git-send-email-sagar.a.kamble@intel.com> References: <1471669765-5935-1-git-send-email-sagar.a.kamble@intel.com> <1471760418-27509-1-git-send-email-sagar.a.kamble@intel.com> Subject: [Intel-gfx] drm/i915/slpc: Only Enable GTPERF, Disable DCC, Balancer, IBC, FPS Stall 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-Virus-Scanned: ClamAV using ClamSMTP v1: Updated tasks and frequency post reset. Added DFPS param update for MAX_FPS and FPS Stall. Signed-off-by: Sagar Arun Kamble --- drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/intel_slpc.c | 30 ++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_slpc.h | 5 +++++ 3 files changed, 36 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 1a8e4bb..f0474f1 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1140,7 +1140,7 @@ static int slpc_enable_disable_get(struct drm_device *dev, u64 *val, return ret; } -static int slpc_enable_disable_set(struct drm_device *dev, u64 val, +int slpc_enable_disable_set(struct drm_device *dev, u64 val, enum slpc_param_id enable_id, enum slpc_param_id disable_id) { diff --git a/drivers/gpu/drm/i915/intel_slpc.c b/drivers/gpu/drm/i915/intel_slpc.c index 06e4a95..6883f44 100644 --- a/drivers/gpu/drm/i915/intel_slpc.c +++ b/drivers/gpu/drm/i915/intel_slpc.c @@ -299,8 +299,38 @@ void intel_slpc_disable(struct drm_i915_private *dev_priv) void intel_slpc_enable(struct drm_i915_private *dev_priv) { + u64 val; + host2guc_slpc_reset(dev_priv); dev_priv->guc.slpc.enabled = true; + + /* Enable only GTPERF task, Disable others */ + val = SLPC_PARAM_TASK_ENABLED; + slpc_enable_disable_set(&dev_priv->drm, val, + SLPC_PARAM_TASK_ENABLE_GTPERF, + SLPC_PARAM_TASK_DISABLE_GTPERF); + + val = SLPC_PARAM_TASK_DISABLED; + slpc_enable_disable_set(&dev_priv->drm, val, + SLPC_PARAM_TASK_ENABLE_BALANCER, + SLPC_PARAM_TASK_DISABLE_BALANCER); + + slpc_enable_disable_set(&dev_priv->drm, val, + SLPC_PARAM_TASK_ENABLE_DCC, + SLPC_PARAM_TASK_DISABLE_DCC); + + intel_slpc_set_param(dev_priv, + SLPC_PARAM_GLOBAL_DISABLE_IA_GT_BALANCING, + 1); + + intel_slpc_set_param(dev_priv, + SLPC_PARAM_DFPS_THRESHOLD_MAX_FPS, + 0); + + intel_slpc_set_param(dev_priv, + SLPC_PARAM_DFPS_DISABLE_FRAMERATE_STALLING, + 1); + } void intel_slpc_reset(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/i915/intel_slpc.h b/drivers/gpu/drm/i915/intel_slpc.h index e236d9d..a2161b0b 100644 --- a/drivers/gpu/drm/i915/intel_slpc.h +++ b/drivers/gpu/drm/i915/intel_slpc.h @@ -184,4 +184,9 @@ void intel_slpc_get_param(struct drm_i915_private *dev_priv, enum slpc_param_id id, int *overriding, u32 *value); void intel_slpc_query_task_state(struct drm_i915_private *dev_priv); + +/* i915_debugfs.c */ +int slpc_enable_disable_set(struct drm_device *dev, u64 val, + enum slpc_param_id enable_id, + enum slpc_param_id disable_id); #endif