From patchwork Fri Jun 13 15:37:50 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: oscar.mateo@intel.com X-Patchwork-Id: 4349991 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 4F8B69F314 for ; Fri, 13 Jun 2014 15:43:28 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5C86B20268 for ; Fri, 13 Jun 2014 15:43:27 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 33D1220265 for ; Fri, 13 Jun 2014 15:43:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A11BC6EA77; Fri, 13 Jun 2014 08:43:25 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 953DC6EA79 for ; Fri, 13 Jun 2014 08:43:24 -0700 (PDT) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP; 13 Jun 2014 08:43:24 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.01,471,1400050800"; d="scan'208";a="555136536" Received: from omateolo-linux2.iwi.intel.com ([172.28.253.145]) by fmsmga002.fm.intel.com with ESMTP; 13 Jun 2014 08:43:23 -0700 From: oscar.mateo@intel.com To: intel-gfx@lists.freedesktop.org Date: Fri, 13 Jun 2014 16:37:50 +0100 Message-Id: <1402673891-14618-33-git-send-email-oscar.mateo@intel.com> X-Mailer: git-send-email 1.9.0 In-Reply-To: <1402673891-14618-1-git-send-email-oscar.mateo@intel.com> References: <1402673891-14618-1-git-send-email-oscar.mateo@intel.com> Subject: [Intel-gfx] [PATCH 32/53] drm/i915/bdw: GEN-specific logical ring emit batchbuffer start X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Oscar Mateo Dispatch_execbuffer's evil twin. Signed-off-by: Oscar Mateo --- drivers/gpu/drm/i915/intel_lrc.c | 29 +++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_ringbuffer.h | 3 +++ 2 files changed, 32 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 0fab3b9..27fde8d 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -480,6 +480,30 @@ static int gen8_init_render_ring(struct intel_engine_cs *ring) return ret; } +static int gen8_emit_bb_start(struct intel_engine_cs *ring, + struct intel_context *ctx, + u64 offset, unsigned flags) +{ + struct drm_i915_private *dev_priv = ring->dev->dev_private; + bool ppgtt = dev_priv->mm.aliasing_ppgtt != NULL && + !(flags & I915_DISPATCH_SECURE); + struct intel_ringbuffer *ringbuf = logical_ringbuf_get(ring, ctx); + int ret; + + ret = intel_logical_ring_begin(ring, ctx, 4); + if (ret) + return ret; + + /* FIXME(BDW): Address space and security selectors. */ + intel_logical_ring_emit(ringbuf, MI_BATCH_BUFFER_START_GEN8 | (ppgtt<<8)); + intel_logical_ring_emit(ringbuf, lower_32_bits(offset)); + intel_logical_ring_emit(ringbuf, upper_32_bits(offset)); + intel_logical_ring_emit(ringbuf, MI_NOOP); + intel_logical_ring_advance(ringbuf); + + return 0; +} + static bool gen8_logical_ring_get_irq(struct intel_engine_cs *ring) { struct drm_device *dev = ring->dev; @@ -746,6 +770,7 @@ static int logical_render_ring_init(struct drm_device *dev) ring->emit_flush = gen8_emit_flush_render; ring->irq_get = gen8_logical_ring_get_irq; ring->irq_put = gen8_logical_ring_put_irq; + ring->emit_bb_start = gen8_emit_bb_start; return logical_ring_init(dev, ring); } @@ -771,6 +796,7 @@ static int logical_bsd_ring_init(struct drm_device *dev) ring->emit_flush = gen8_emit_flush; ring->irq_get = gen8_logical_ring_get_irq; ring->irq_put = gen8_logical_ring_put_irq; + ring->emit_bb_start = gen8_emit_bb_start; return logical_ring_init(dev, ring); } @@ -796,6 +822,7 @@ static int logical_bsd2_ring_init(struct drm_device *dev) ring->emit_flush = gen8_emit_flush; ring->irq_get = gen8_logical_ring_get_irq; ring->irq_put = gen8_logical_ring_put_irq; + ring->emit_bb_start = gen8_emit_bb_start; return logical_ring_init(dev, ring); } @@ -821,6 +848,7 @@ static int logical_blt_ring_init(struct drm_device *dev) ring->emit_flush = gen8_emit_flush; ring->irq_get = gen8_logical_ring_get_irq; ring->irq_put = gen8_logical_ring_put_irq; + ring->emit_bb_start = gen8_emit_bb_start; return logical_ring_init(dev, ring); } @@ -846,6 +874,7 @@ static int logical_vebox_ring_init(struct drm_device *dev) ring->emit_flush = gen8_emit_flush; ring->irq_get = gen8_logical_ring_get_irq; ring->irq_put = gen8_logical_ring_put_irq; + ring->emit_bb_start = gen8_emit_bb_start; return logical_ring_init(dev, ring); } diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index abaf3ca..ca02b5d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -165,6 +165,9 @@ struct intel_engine_cs { struct intel_context *ctx, u32 invalidate_domains, u32 flush_domains); + int (*emit_bb_start)(struct intel_engine_cs *ring, + struct intel_context *ctx, + u64 offset, unsigned flags); /** * List of objects currently involved in rendering from the