From patchwork Wed Mar 2 05:52:37 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhenyu Wang X-Patchwork-Id: 601851 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p225rMVp000531 for ; Wed, 2 Mar 2011 05:53:43 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D0F1E9EE9C for ; Tue, 1 Mar 2011 21:53:22 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [143.182.124.21]) by gabe.freedesktop.org (Postfix) with ESMTP id 185FE9E7A1 for ; Tue, 1 Mar 2011 21:52:42 -0800 (PST) Received: from azsmga001.ch.intel.com ([10.2.17.19]) by azsmga101.ch.intel.com with ESMTP; 01 Mar 2011 21:52:41 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.62,251,1297065600"; d="scan'208";a="396162100" Received: from ubuntu-hp.sh.intel.com ([10.239.36.56]) by azsmga001.ch.intel.com with ESMTP; 01 Mar 2011 21:52:39 -0800 From: Zhenyu Wang To: intel-gfx@lists.freedesktop.org Date: Wed, 2 Mar 2011 13:52:37 +0800 Message-Id: <1299045157-31558-2-git-send-email-zhenyuw@linux.intel.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1299045157-31558-1-git-send-email-zhenyuw@linux.intel.com> References: <1299045157-31558-1-git-send-email-zhenyuw@linux.intel.com> Subject: [Intel-gfx] [PATCH 2/2] drm/i915: Don't save/restore hardware status page address register X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.11 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 X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Wed, 02 Mar 2011 05:53:43 +0000 (UTC) diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index 0521ecf..2f6c061 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -797,9 +797,6 @@ int i915_save_state(struct drm_device *dev) pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB); - /* Hardware status page */ - dev_priv->saveHWS = I915_READ(HWS_PGA); - i915_save_display(dev); /* Interrupt state */ @@ -846,9 +843,6 @@ int i915_restore_state(struct drm_device *dev) pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB); - /* Hardware status page */ - I915_WRITE(HWS_PGA, dev_priv->saveHWS); - i915_restore_display(dev); /* Interrupt state */