[PATCH 1/2] exa: Only call driver finish access hook when needed.

[Maarten Maathuis]

- exa classic and mixed don't always access the "driver" pixmap.

Signed-off-by: Maarten Maathuis <madman2003 at gmail.com>
---
 exa/exa.c        |    3 ++-
 exa/exa_driver.c |    2 ++
 2 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/exa/exa.c b/exa/exa.c
index 8adf847..4790bfa 100644
--- a/exa/exa.c
+++ b/exa/exa.c
@@ -421,7 +421,8 @@ exaFinishAccess(DrawablePtr pDrawable, int index)
     /* We always hide the devPrivate.ptr. */
     pPixmap->devPrivate.ptr = NULL;
 
-    if (!pExaScr->info->FinishAccess || !exaPixmapHasGpuCopy(pPixmap))
+    if (!pExaScr->info->FinishAccess || !exaPixmapHasGpuCopy(pPixmap) ||
+	    !pExaPixmap->use_gpu_copy)
 	return;
 
     if (i >= EXA_PREPARE_AUX_DEST &&
diff --git a/exa/exa_driver.c b/exa/exa_driver.c
index a913cfb..b9903d1 100644
--- a/exa/exa_driver.c
+++ b/exa/exa_driver.c
@@ -115,6 +115,8 @@ exaCreatePixmap_driver(ScreenPtr pScreen, int w, int h, int depth,
     exaSetAccelBlock(pExaScr, pExaPixmap,
                      w, h, bpp);
 
+    pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
+
     /* During a fallback we must prepare access. */
     if (pExaScr->fallback_counter)
 	exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
-- 
1.7.3.2