From: Keith Packard <keithp@keithp.com>
Date: Mon, 23 Jun 2008 18:21:30 +0000 (-0700)
Subject: [intel-gem] Use I915_GEM_DOMAIN_GTT in dri_gem_bo_wait_rendering.
X-Git-Tag: submit/1.0/20121108.012404~757^2~34
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5540457fa5bf291e88efb23721b5ac71379c6a6e;p=profile%2Fivi%2Flibdrm.git

[intel-gem] Use I915_GEM_DOMAIN_GTT in dri_gem_bo_wait_rendering.

I915_GEM_DOMAIN_CPU is very expensive to wait for -- it generally requires
clflushing the frame buffer.
---

diff --git a/libdrm/intel/intel_bufmgr_gem.c b/libdrm/intel/intel_bufmgr_gem.c
index b970eac..cdc2a7a 100644
--- a/libdrm/intel/intel_bufmgr_gem.c
+++ b/libdrm/intel/intel_bufmgr_gem.c
@@ -596,7 +596,7 @@ dri_gem_bo_wait_rendering(dri_bo *bo)
     int ret;
 
     set_domain.handle = bo_gem->gem_handle;
-    set_domain.read_domains = I915_GEM_DOMAIN_CPU;
+    set_domain.read_domains = I915_GEM_DOMAIN_GTT;
     set_domain.write_domain = 0;
     ret = ioctl (bufmgr_gem->fd, DRM_IOCTL_I915_GEM_SET_DOMAIN, &set_domain);
     if (ret != 0) {