From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eugeni Dodonov Subject: [PATCH 16/25] drm/i915: define Haswell watermarks and clock gating Date: Wed, 9 May 2012 15:37:23 -0300 Message-ID: <1336588652-702-17-git-send-email-eugeni.dodonov@intel.com> References: <1336588652-702-1-git-send-email-eugeni.dodonov@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id C4DA4A0244 for ; Wed, 9 May 2012 11:40:49 -0700 (PDT) In-Reply-To: <1336588652-702-1-git-send-email-eugeni.dodonov@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: intel-gfx@lists.freedesktop.org Cc: Eugeni Dodonov List-Id: intel-gfx@lists.freedesktop.org For now, we simple reuse the Ivy Bridge routines here. Signed-off-by: Eugeni Dodonov --- drivers/gpu/drm/i915/intel_pm.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index bd9549d..452a9bc 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3685,6 +3685,17 @@ void intel_init_pm(struct drm_device *dev) } dev_priv->display.init_clock_gating = ivybridge_init_clock_gating; dev_priv->display.sanitize_pm = gen6_sanitize_pm; + } else if (IS_HASWELL(dev)) { + if (SNB_READ_WM0_LATENCY()) { + dev_priv->display.update_wm = sandybridge_update_wm; + dev_priv->display.update_sprite_wm = sandybridge_update_sprite_wm; + } else { + DRM_DEBUG_KMS("Failed to read display plane latency. " + "Disable CxSR\n"); + dev_priv->display.update_wm = NULL; + } + dev_priv->display.init_clock_gating = ivybridge_init_clock_gating; + dev_priv->display.sanitize_pm = gen6_sanitize_pm; } else dev_priv->display.update_wm = NULL; } else if (IS_VALLEYVIEW(dev)) { -- 1.7.10