From patchwork Thu Jun 5 20:49:34 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jesse Barnes X-Patchwork-Id: 4308741 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 DE6D8BEEAA for ; Thu, 5 Jun 2014 20:51:08 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1231D20265 for ; Thu, 5 Jun 2014 20:51:08 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 98C5E20256 for ; Thu, 5 Jun 2014 20:51:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C07AA6E21B; Thu, 5 Jun 2014 13:51:05 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from gproxy5-pub.mail.unifiedlayer.com (gproxy5-pub.mail.unifiedlayer.com [67.222.38.55]) by gabe.freedesktop.org (Postfix) with SMTP id 33A456E21B for ; Thu, 5 Jun 2014 13:51:04 -0700 (PDT) Received: (qmail 11286 invoked by uid 0); 5 Jun 2014 20:51:02 -0000 Received: from unknown (HELO CMOut01) (10.0.90.82) by gproxy5.mail.unifiedlayer.com with SMTP; 5 Jun 2014 20:51:02 -0000 Received: from box514.bluehost.com ([74.220.219.114]) by CMOut01 with id Akqy1o00q2UhLwi01kr1Nv; Thu, 05 Jun 2014 14:51:02 -0600 X-Authority-Analysis: v=2.1 cv=EOmVjTpC c=1 sm=1 tr=0 a=9W6Fsu4pMcyimqnCr1W0/w==:117 a=9W6Fsu4pMcyimqnCr1W0/w==:17 a=cNaOj0WVAAAA:8 a=f5113yIGAAAA:8 a=P3I0WniyknsA:10 a=3ROhxo7VqVMA:10 a=TBVoxVdAAAAA:8 a=GhZ5P8ky69gA:10 a=noBwr2J6l1kA:10 a=e5mUnYsNAAAA:8 a=QyXUC8HyAAAA:8 a=A4ddFYUKKtVdx3WzAkIA:9 a=dGJ0OcVc7YAA:10 a=rW6DTWptwo0A:10 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuousgeek.org; s=default; h=Message-Id:Date:Subject:To:From; bh=S1MN98A3euZNhcU4iNY2xRGetpyIzbXfrzADj4+qMQg=; b=UL+9gKpZgfbojXGDYH7NLVxdKdmZ04yQhBBigPgdCfLFHtRiQMh2LfukvQCN/AutE3J284lxo/KjHXsI2pMyiFakKKFBD1kLNH1QO1nyEnNXG0xn8K9D3S8zn5NMNt+t; Received: from [67.161.37.189] (port=60657 helo=localhost.localdomain) by box514.bluehost.com with esmtpsa (TLSv1.1:DHE-RSA-AES256-SHA:256) (Exim 4.82) (envelope-from ) id 1Wseck-0007sG-M9 for intel-gfx@lists.freedesktop.org; Thu, 05 Jun 2014 14:50:58 -0600 From: Jesse Barnes To: intel-gfx@lists.freedesktop.org Date: Thu, 5 Jun 2014 13:49:34 -0700 Message-Id: <1402001374-2657-1-git-send-email-jbarnes@virtuousgeek.org> X-Mailer: git-send-email 1.8.3.2 X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 67.161.37.189 authed with jbarnes@virtuousgeek.org} Subject: [Intel-gfx] [PATCH] drm/i915/vlv: drop punit freq staus read after setting idle X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.15 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=-4.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,RP_MATCHES_RCVD,T_DKIM_INVALID,UNPARSEABLE_RELAY autolearn=ham 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 This may take awhile (~10ms), and we don't need to make noise about it. References: https://bugs.freedesktop.org/show_bug.cgi?id=75244 Tested-by: huax.lu@intel.com Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_pm.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index ee27d74..4eebfd8 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3227,10 +3227,6 @@ static void vlv_set_rps_idle(struct drm_i915_private *dev_priv) vlv_punit_write(dev_priv, PUNIT_REG_GPU_FREQ_REQ, dev_priv->rps.min_freq_softlimit); - if (wait_for(((vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS)) - & GENFREQSTATUS) == 0, 5)) - DRM_ERROR("timed out waiting for Punit\n"); - vlv_force_gfx_clock(dev_priv, false); I915_WRITE(GEN6_PMINTRMSK,