From mboxrd@z Thu Jan 1 00:00:00 1970 From: oscar.mateo@intel.com Subject: [PATCH 28/50] drm/i915/bdw: Enable execlists in the hardware Date: Fri, 9 May 2014 13:08:58 +0100 Message-ID: <1399637360-4277-29-git-send-email-oscar.mateo@intel.com> References: <1399637360-4277-1-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 D01566EF82 for ; Fri, 9 May 2014 05:14:56 -0700 (PDT) In-Reply-To: <1399637360-4277-1-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 Cc: Ben Widawsky , Ben Widawsky List-Id: intel-gfx@lists.freedesktop.org From: Ben Widawsky Signed-off-by: Ben Widawsky v2: Set Replay Mode to 0 per BSpec Michel Thierry v3: Several rebases. Signed-off-by: Oscar Mateo --- drivers/gpu/drm/i915/intel_lrc.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 0a944c2..a85f91c 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -343,9 +343,17 @@ int gen8_gem_context_init(struct drm_device *dev) goto err_out; } - for_each_ring(ring, dev_priv, ring_id) + for_each_ring(ring, dev_priv, ring_id) { ring->default_context = ctx; + I915_WRITE(RING_MODE_GEN7(ring), + _MASKED_BIT_DISABLE(GFX_REPLAY_MODE) | + _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)); + POSTING_READ(RING_MODE_GEN7(ring)); + DRM_DEBUG_DRIVER("Execlists enabled for %s\n", + ring->name); + } + DRM_DEBUG_DRIVER("LR context support initialized\n"); return 0; -- 1.9.0