From patchwork Tue Nov 5 22:44:16 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rodrigo Vivi X-Patchwork-Id: 3144131 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 [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 24DCB9F432 for ; Tue, 5 Nov 2013 22:44:56 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 56081205C1 for ; Tue, 5 Nov 2013 22:44:55 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 90754205DE for ; Tue, 5 Nov 2013 22:44:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EAD0AFB86E; Tue, 5 Nov 2013 14:44:51 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mail-qc0-f176.google.com (mail-qc0-f176.google.com [209.85.216.176]) by gabe.freedesktop.org (Postfix) with ESMTP id 0EB67FB867 for ; Tue, 5 Nov 2013 14:44:37 -0800 (PST) Received: by mail-qc0-f176.google.com with SMTP id s19so5317765qcw.35 for ; Tue, 05 Nov 2013 14:44:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=5yOHn1O+4zsIkiqpVm1aVTglf1IE0ndRl/l1+riFlZs=; b=fIiX+uCB7MwUR4i89+jddnX0IScq2cd4YnR8o/Lx/97QGiBUfiJeVHbyAoa+fFiSOj +yFI+Lrn5QF5OLZoDMS/exzIkYtio6Cxx7vreWxmup4/8/HjXKEXPJlTf3zAstq2ejl/ tZDc3F7nwaAnTsg4BSBM4AUdJ+xeTuXLJJpcIYtxMyEWRujpHRzNdLmno5cGquOdafG6 ASdpPe66zOl8NJVxwbeFraCA6txGgnvdY5KDqeIP+QnL03IWbfnEQweDoSNuxpQoXupJ Gt6TxaKNwZRDggCMLZffz6kZaYGQ7wnLVGCUqWrFKfmPPNn7s63bwtdUAXp/vkeDgJva 2Krg== X-Received: by 10.229.13.69 with SMTP id b5mr33093095qca.13.1383691477404; Tue, 05 Nov 2013 14:44:37 -0800 (PST) Received: from localhost.localdomain ([177.140.135.10]) by mx.google.com with ESMTPSA id 48sm39881760yhq.11.2013.11.05.14.44.36 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Tue, 05 Nov 2013 14:44:37 -0800 (PST) From: Rodrigo Vivi To: intel-gfx@lists.freedesktop.org Date: Tue, 5 Nov 2013 20:44:16 -0200 Message-Id: <1383691456-2564-4-git-send-email-rodrigo.vivi@gmail.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1383691456-2564-1-git-send-email-rodrigo.vivi@gmail.com> References: <1381848067-5269-1-git-send-email-rodrigo.vivi@gmail.com> <1383691456-2564-1-git-send-email-rodrigo.vivi@gmail.com> Subject: [Intel-gfx] [PATCH 4/4] drm/i915: Slice Shutdown - Only 1 slice enabled by default to save power. X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, T_DKIM_INVALID, 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 for better power savings. v2: Use number of slices (1,2) instead of 0 for half and 1 for full. Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/i915_drv.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 71bac6a..d9ee939 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -154,10 +154,10 @@ module_param_named(prefault_disable, i915_prefault_disable, bool, 0600); MODULE_PARM_DESC(prefault_disable, "Disable page prefaulting for pread/pwrite/reloc (default:false). For developers only."); -int i915_gt_slices __read_mostly = 2; +int i915_gt_slices __read_mostly = 1; module_param_named(gt_slices, i915_gt_slices, int, 0600); MODULE_PARM_DESC(gt_slices, - "Haswell GT3 has two slices with many EUs in each of them. Use 2 for better performance or 1 for better power savings. (default:2)"); + "Haswell GT3 has two slices with many EUs in each of them. Use 2 for better performance or 1 for better power savings. (default:1)"); static struct drm_driver driver; extern int intel_agp_enabled;