From patchwork Fri Oct 19 16:55:43 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Damien Lespiau X-Patchwork-Id: 1619211 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by patchwork1.kernel.org (Postfix) with ESMTP id 27A423FD9C for ; Fri, 19 Oct 2012 16:58:40 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 168B59ED8B for ; Fri, 19 Oct 2012 09:58:40 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mail-wi0-f177.google.com (mail-wi0-f177.google.com [209.85.212.177]) by gabe.freedesktop.org (Postfix) with ESMTP id B327A9E84B for ; Fri, 19 Oct 2012 09:55:54 -0700 (PDT) Received: by mail-wi0-f177.google.com with SMTP id hj13so342120wib.12 for ; Fri, 19 Oct 2012 09:55:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:subject:date:message-id:x-mailer:in-reply-to:references; bh=qIZMkLI+YACgydoXL6lS0NfsgKrvf/5gsYvicatZeR0=; b=qZzJpn18JRnqJD34/vGr88fyGydcPuyy2nL3tiiKnDZhl2c/BbM7vvfGYPMAcupVQZ onnso6h/5VNLSrpMkUgTftSWMAKYVEQTApoDUeBvIu6T4I+XcVX6JasKwbM/sfUF0gZw dWP6/Bt3uA1OBFR9II3mSFrrB/LkJMNvCJVcQkYgDLY8EvdLLzEsVybz48WODt5jorzH SNSKmZIm8WO3o0Jx4Vr+n1ATtb0mN1snUrtEAghymOGO5o2ZYiR/POmESMApGo4EVO6K irbDsmu9QWvorieWhmGTP1zp5F3Ws4/KLwNzfoQMKmfbNcaDOA9NKVT8aY1cne/AWCew cwzQ== Received: by 10.216.197.142 with SMTP id t14mr1097709wen.151.1350665753891; Fri, 19 Oct 2012 09:55:53 -0700 (PDT) Received: from localhost.localdomain ([83.217.123.106]) by mx.google.com with ESMTPS id p4sm4402063wix.0.2012.10.19.09.55.52 (version=TLSv1/SSLv3 cipher=OTHER); Fri, 19 Oct 2012 09:55:53 -0700 (PDT) From: Damien Lespiau To: intel-gfx@lists.freedesktop.org Date: Fri, 19 Oct 2012 17:55:43 +0100 Message-Id: <1350665743-4255-3-git-send-email-damien.lespiau@gmail.com> X-Mailer: git-send-email 1.7.7.5 In-Reply-To: <1350665743-4255-1-git-send-email-damien.lespiau@gmail.com> References: <1350665743-4255-1-git-send-email-damien.lespiau@gmail.com> Subject: [Intel-gfx] [PATCH 3/3] drm/i915: Don't program DSPCLK_GATE_D twice on IVB and VLV 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+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org From: Damien Lespiau We were programming register 0x42020 twice on those platforms. Once should be enough. Signed-off-by: Damien Lespiau Reviewed-by: Paulo Zanoni --- drivers/gpu/drm/i915/intel_pm.c | 6 ------ 1 files changed, 0 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index b4120c9..d312e55 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3494,11 +3494,8 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; int pipe; - uint32_t dspclk_gate = ILK_VRHUNIT_CLOCK_GATE_DISABLE; uint32_t snpcr; - I915_WRITE(ILK_DSPCLK_GATE_D, dspclk_gate); - I915_WRITE(WM3_LP_ILK, 0); I915_WRITE(WM2_LP_ILK, 0); I915_WRITE(WM1_LP_ILK, 0); @@ -3576,9 +3573,6 @@ static void valleyview_init_clock_gating(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; int pipe; - uint32_t dspclk_gate = ILK_VRHUNIT_CLOCK_GATE_DISABLE; - - I915_WRITE(ILK_DSPCLK_GATE_D, dspclk_gate); I915_WRITE(WM3_LP_ILK, 0); I915_WRITE(WM2_LP_ILK, 0);