From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH] drm/i915: Restrict GPU boost to the RCS engine Date: Thu, 12 Jun 2014 10:28:55 +0100 Message-ID: <1402565335-1759-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from relay.fireflyinternet.com (hostedrelay.fireflyinternet.com [109.228.30.76]) by gabe.freedesktop.org (Postfix) with ESMTP id 70A346E47A for ; Thu, 12 Jun 2014 02:29:11 -0700 (PDT) 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 Make the assumption that media workloads are not as latency sensitive for __wait_seqno, and that upclocking the GPU does not affect the BLT engine. Under that assumption, we only wait to forcibly upclock the GPU when we are stalling for results from the render pipeline. Signed-off-by: Chris Wilson --- drivers/gpu/drm/i915/i915_gem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 5951618a6b08..242b595a0403 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1409,7 +1409,7 @@ static int __wait_seqno(struct intel_engine_cs *ring, u32 seqno, timeout_expire = timeout ? jiffies + timespec_to_jiffies_timeout(timeout) : 0; - if (INTEL_INFO(dev)->gen >= 6 && can_wait_boost(file_priv)) { + if (INTEL_INFO(dev)->gen >= 6 && ring->id == RCS && can_wait_boost(file_priv)) { gen6_rps_boost(dev_priv); if (file_priv) mod_delayed_work(dev_priv->wq, -- 2.0.0