From 150ed2e43d5541556d282cae728cebeec692e07a Mon Sep 17 00:00:00 2001
From: Dave Airlie <airliedfreedesktop.org>
Date: Sun, 23 Jan 2005 06:27:08 +0000
Subject: add sync debugging to the radeon driver

---
 src/mesa/drivers/dri/radeon/radeon_context.c |  1 +
 src/mesa/drivers/dri/radeon/radeon_context.h |  1 +
 src/mesa/drivers/dri/radeon/radeon_ioctl.c   | 10 ++++++++++
 src/mesa/drivers/dri/radeon/radeon_texmem.c  | 10 ++++++++++
 4 files changed, 22 insertions(+)

diff --git a/src/mesa/drivers/dri/radeon/radeon_context.c b/src/mesa/drivers/dri/radeon/radeon_context.c
index 31ac5f253a..4229d5cb5e 100644
--- a/src/mesa/drivers/dri/radeon/radeon_context.c
+++ b/src/mesa/drivers/dri/radeon/radeon_context.c
@@ -201,6 +201,7 @@ static const struct dri_debug_control debug_control[] =
     { "dri",   DEBUG_DRI },
     { "dma",   DEBUG_DMA },
     { "san",   DEBUG_SANITY },
+    { "sync",  DEBUG_SYNC },
     { NULL,    0 }
 };
 
diff --git a/src/mesa/drivers/dri/radeon/radeon_context.h b/src/mesa/drivers/dri/radeon/radeon_context.h
index b97e58a28d..c180313096 100644
--- a/src/mesa/drivers/dri/radeon/radeon_context.h
+++ b/src/mesa/drivers/dri/radeon/radeon_context.h
@@ -848,6 +848,7 @@ extern int RADEON_DEBUG;
 #define DEBUG_DRI       0x200
 #define DEBUG_DMA       0x400
 #define DEBUG_SANITY    0x800
+#define DEBUG_SYNC     0x1000
 
 #endif
 #endif /* __RADEON_CONTEXT_H__ */
diff --git a/src/mesa/drivers/dri/radeon/radeon_ioctl.c b/src/mesa/drivers/dri/radeon/radeon_ioctl.c
index ee1104d91a..2378285a69 100644
--- a/src/mesa/drivers/dri/radeon/radeon_ioctl.c
+++ b/src/mesa/drivers/dri/radeon/radeon_ioctl.c
@@ -310,6 +310,11 @@ void radeonFlushElts( radeonContextPtr rmesa )
    cmd[1] |= (dwords - 3) << 16;
    cmd[3] |= nr << RADEON_CP_VC_CNTL_NUM_SHIFT;
 #endif
+
+   if (RADEON_DEBUG & DEBUG_SYNC) {
+      fprintf(stderr, "%s: Syncing\n", __FUNCTION__);
+      radeonFinish( rmesa->glCtx );
+   }
 }
 
 
@@ -580,6 +585,11 @@ static int radeonFlushCmdBufLocked( radeonContextPtr rmesa,
    if (ret)
       fprintf(stderr, "drmCommandWrite: %d\n", ret);
 
+   if (RADEON_DEBUG & DEBUG_SYNC) {
+      fprintf(stderr, "\nSyncing in %s\n\n", __FUNCTION__);
+      radeonWaitForIdleLocked( rmesa );
+   }
+
  out:
    rmesa->store.primnr = 0;
    rmesa->store.statenr = 0;
diff --git a/src/mesa/drivers/dri/radeon/radeon_texmem.c b/src/mesa/drivers/dri/radeon/radeon_texmem.c
index 6ac00c27b2..d910a6c15a 100644
--- a/src/mesa/drivers/dri/radeon/radeon_texmem.c
+++ b/src/mesa/drivers/dri/radeon/radeon_texmem.c
@@ -322,6 +322,11 @@ int radeonUploadTexImages( radeonContextPtr rmesa, radeonTexObjPtr t, GLuint fac
    if ( !t || t->base.totalSize == 0 )
       return 0;
 
+   if (RADEON_DEBUG & DEBUG_SYNC) {
+      fprintf(stderr, "%s: Syncing\n", __FUNCTION__ );
+      radeonFinish( rmesa->glCtx );
+   }
+
    LOCK_HARDWARE( rmesa );
 
    if ( t->base.memBlock == NULL ) {
@@ -364,5 +369,10 @@ int radeonUploadTexImages( radeonContextPtr rmesa, radeonTexObjPtr t, GLuint fac
       t->base.dirty_images[face] = 0;
    }
 
+   if (RADEON_DEBUG & DEBUG_SYNC) {
+      fprintf(stderr, "%s: Syncing\n", __FUNCTION__ );
+      radeonFinish( rmesa->glCtx );
+   }
+
    return 0;
 }
-- 
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