Clean up flush command generation in addFlush2D.

diff --git a/linux-core/xgi_cmdlist.c b/linux-core/xgi_cmdlist.c
index 682c4ac..b93541f 100644 (file)
--- a/linux-core/xgi_cmdlist.c
+++ b/linux-core/xgi_cmdlist.c
@@ -280,11 +280,9 @@ static void addFlush2D(struct xgi_info * info)
        lastBatchVirtAddr[1] = BEGIN_LINK_ENABLE_MASK + 0x08;
        lastBatchVirtAddr[2] = flushBatchHWAddr >> 4;
        lastBatchVirtAddr[3] = 0;
-
-       //barrier();
-
-       // BTYPE_CTRL & NO debugID
-       lastBatchVirtAddr[0] = (0x20 << 22) + (BEGIN_VALID_MASK);
+       wmb();
+       lastBatchVirtAddr[0] = (get_batch_command(BTYPE_CTRL) << 24) 
+               | (BEGIN_VALID_MASK);
 
        triggerHWCommandList(info, 1);