From patchwork Tue Jun 14 19:34:54 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jesse Barnes X-Patchwork-Id: 879922 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter1.kernel.org (8.14.4/8.14.4) with ESMTP id p5EJZqZO019848 for ; Tue, 14 Jun 2011 19:36:12 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8D065A087F for ; Tue, 14 Jun 2011 12:35:52 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from oproxy3-pub.bluehost.com (oproxy3-pub.bluehost.com [69.89.21.8]) by gabe.freedesktop.org (Postfix) with SMTP id C22DC9E83E for ; Tue, 14 Jun 2011 12:34:57 -0700 (PDT) Received: (qmail 18268 invoked by uid 0); 14 Jun 2011 19:34:57 -0000 Received: from unknown (HELO box514.bluehost.com) (74.220.219.114) by oproxy3.bluehost.com with SMTP; 14 Jun 2011 19:34:57 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=virtuousgeek.org; h=Received:From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To:References:X-Identified-User; b=RLFyQYRA/3I4NZ70KocQ6dcbV/BI7JtyEk1dNBRrdq8kQ5gImLWTQT3LSbsaOHfn1mSpll7nBZ3lNyR7lnTNpxNq3qIxzs9o6r513lJhP3tAwEejJr/SdoT+EfueYzHz; Received: from c-67-161-37-189.hsd1.ca.comcast.net ([67.161.37.189] helo=localhost.localdomain) by box514.bluehost.com with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.69) (envelope-from ) id 1QWZO4-0000hh-LR; Tue, 14 Jun 2011 13:34:56 -0600 From: Jesse Barnes To: intel-gfx@lists.freedesktop.org Date: Tue, 14 Jun 2011 12:34:54 -0700 Message-Id: <1308080094-4510-2-git-send-email-jbarnes@virtuousgeek.org> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1308080094-4510-1-git-send-email-jbarnes@virtuousgeek.org> References: <1308080094-4510-1-git-send-email-jbarnes@virtuousgeek.org> X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 67.161.37.189 authed with jbarnes@virtuousgeek.org} Subject: [Intel-gfx] [PATCH 2/2] drm/i915: add Ivy Bridge page flip support X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Tue, 14 Jun 2011 19:36:12 +0000 (UTC) Use the blit ring for submitting flips since the render ring doesn't generate flip complete interrupts. Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_display.c | 26 ++++++++++++++++++++++++++ 1 files changed, 26 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 0fb0b0c..d40fcd0 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -6379,6 +6379,29 @@ out: return ret; } +static int intel_gen7_queue_flip(struct drm_device *dev, + struct drm_crtc *crtc, + struct drm_framebuffer *fb, + struct drm_i915_gem_object *obj) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_ring_buffer *ring = &dev_priv->ring[BCS]; + int ret; + + ret = intel_ring_begin(ring, 4); + if (ret) + goto out; + + intel_ring_emit(ring, MI_DISPLAY_FLIP_I915 | (intel_crtc->plane << 19)); + intel_ring_emit(ring, (fb->pitch | obj->tiling_mode)); + intel_ring_emit(ring, (obj->gtt_offset)); + intel_ring_emit(ring, (MI_NOOP)); + intel_ring_advance(ring); +out: + return ret; +} + static int intel_default_queue_flip(struct drm_device *dev, struct drm_crtc *crtc, struct drm_framebuffer *fb, @@ -7750,6 +7773,9 @@ static void intel_init_display(struct drm_device *dev) case 6: dev_priv->display.queue_flip = intel_gen6_queue_flip; break; + case 7: + dev_priv->display.queue_flip = intel_gen7_queue_flip; + break; } }