From mboxrd@z Thu Jan 1 00:00:00 1970 From: oscar.mateo@intel.com Subject: [PATCH 14/53] drm/i915/bdw: Render moot context reset and switch when LRCs are enabled Date: Fri, 13 Jun 2014 16:37:32 +0100 Message-ID: <1402673891-14618-15-git-send-email-oscar.mateo@intel.com> References: <1402673891-14618-1-git-send-email-oscar.mateo@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 4567F6EA56 for ; Fri, 13 Jun 2014 08:43:05 -0700 (PDT) In-Reply-To: <1402673891-14618-1-git-send-email-oscar.mateo@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org From: Oscar Mateo These two functions make no sense in an Logical Ring Context & Execlists world. Signed-off-by: Oscar Mateo --- drivers/gpu/drm/i915/i915_gem_context.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 70bf6d0..685c346 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -381,6 +381,9 @@ void i915_gem_context_reset(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; int i; + if (dev_priv->lrc_enabled) + return; + /* Prevent the hardware from restoring the last context (which hung) on * the next switch */ for (i = 0; i < I915_NUM_RINGS; i++) { @@ -514,6 +517,9 @@ int i915_gem_context_enable(struct drm_i915_private *dev_priv) ppgtt->enable(ppgtt); } + if (dev_priv->lrc_enabled) + return 0; + /* FIXME: We should make this work, even in reset */ if (i915_reset_in_progress(&dev_priv->gpu_error)) return 0; @@ -769,6 +775,9 @@ int i915_switch_context(struct intel_engine_cs *ring, { struct drm_i915_private *dev_priv = ring->dev->dev_private; + if (dev_priv->lrc_enabled) + return 0; + WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex)); if (to->render_obj == NULL) { /* We have the fake context */ -- 1.9.0