From patchwork Tue Nov 6 16:25:35 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Widawsky X-Patchwork-Id: 1705301 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 031C53FCDE for ; Tue, 6 Nov 2012 16:31:51 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DDF1D9EB17 for ; Tue, 6 Nov 2012 08:31:50 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from shiva.chad-versace.us (209-20-75-48.static.cloud-ips.com [209.20.75.48]) by gabe.freedesktop.org (Postfix) with ESMTP id BD6459EB17 for ; Tue, 6 Nov 2012 08:26:42 -0800 (PST) Received: by shiva.chad-versace.us (Postfix, from userid 1005) id 04A51885B9; Tue, 6 Nov 2012 16:28:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on shiva.chad-versace.us X-Spam-Level: X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,BAYES_00 autolearn=unavailable version=3.3.2 Received: from localhost.localdomain (unknown [83.217.123.106]) by shiva.chad-versace.us (Postfix) with ESMTPSA id C1F54885A4; Tue, 6 Nov 2012 16:27:04 +0000 (UTC) From: Ben Widawsky To: intel-gfx@lists.freedesktop.org Date: Tue, 6 Nov 2012 16:25:35 +0000 Message-Id: <1352219142-1395-12-git-send-email-ben@bwidawsk.net> X-Mailer: git-send-email 1.8.0 In-Reply-To: <1352219142-1395-1-git-send-email-ben@bwidawsk.net> References: <1352219142-1395-1-git-send-email-ben@bwidawsk.net> Cc: Ben Widawsky Subject: [Intel-gfx] [PATCH 11/18] drm/i915: Add PM regs to pre install 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 Signed-off-by: Ben Widawsky --- drivers/gpu/drm/i915/i915_irq.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index d882d41..4ac4522 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1833,6 +1833,11 @@ static void ivybridge_irq_preinstall(struct drm_device *dev) I915_WRITE(SDEIMR, 0xffffffff); I915_WRITE(SDEIER, 0x0); POSTING_READ(SDEIER); + + /* Power management */ + I915_WRITE(GEN6_PMIMR, 0xffffffff); + I915_WRITE(GEN6_PMIER, 0x0); + POSTING_READ(GEN6_PMIER); } static void valleyview_irq_preinstall(struct drm_device *dev)