[Spice-devel] [PATCH] qxl: add counter for stream_test

[Izik Eidus]

From ce5b4c5f95de9669b23c44857eea1bb9d0e44b27 Mon Sep 17 00:00:00 2001
From: Izik Eidus <ieidus at redhat.com>
Date: Tue, 16 Feb 2010 20:55:43 +0200
Subject: [PATCH] qxl: add counter for stream_test

It fix some issues with WAN and applications such as
powerpoint that its slides can be wrongly thought as
a video streaming in the driver and therefore not to get
cached.

Thanks

Signed-off-by: Izik Eidus <ieidus at redhat.com>
---
 display/qxldd.h |    1 +
 display/rop.c   |    9 ++++++++-
 2 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/display/qxldd.h b/display/qxldd.h
index a69c264..bff84d1 100644
--- a/display/qxldd.h
+++ b/display/qxldd.h
@@ -133,6 +133,7 @@ typedef struct UpdateTrace {
     UINT32 last_time;
     RECTL area;
     HSURF hsurf;
+    UINT8 count;
 } UpdateTrace;
 
 typedef struct PMemSlot {
diff --git a/display/rop.c b/display/rop.c
index 746dd6a..83efdd3 100644
--- a/display/rop.c
+++ b/display/rop.c
@@ -484,11 +484,17 @@ static BOOL StreamTest(PDev *pdev, SURFOBJ *src_surf, XLATEOBJ *color_trans, REC
             BOOL ret;
 
             if (now != trace->last_time && now - trace->last_time < 1000 / 5) {
-                ret = FALSE;
                 trace->last_time = now - 1; // asumong mm clock is active so delta t == 0 is
                                             // imposibole. frocing delata t to be at least 1.
+                if (trace->count < 20) {
+                    trace->count++;
+                    ret = TRUE;
+                } else {
+                    ret = FALSE;
+                }
             } else {
                 trace->last_time = now;
+                trace->count = 0;
                 ret = TRUE;
             }
             RingRemove(pdev, (RingItem *)trace);
@@ -509,6 +515,7 @@ static BOOL StreamTest(PDev *pdev, SURFOBJ *src_surf, XLATEOBJ *color_trans, REC
     } else {
         trace->hsurf = NULL;
     }
+    trace->count = 0;
     RingAdd(pdev, ring, (RingItem *)trace);
 
     return TRUE;
-- 
1.6.6.1