From ab0a3f30b8070a0204c023f8ea5375f1d3f710fd Mon Sep 17 00:00:00 2001
From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= <maraeo@gmail.com>
Date: Sat, 7 Aug 2010 01:59:31 +0200
Subject: [PATCH] r300g: fix cbzb clears when hyperz is off

---
 src/gallium/drivers/r300/r300_flush.c         | 3 +--
 src/gallium/drivers/r300/r300_hyperz.c        | 9 +++++++--
 src/gallium/drivers/r300/r300_render.c        | 3 +--
 src/gallium/drivers/r300/r300_state.c         | 3 +--
 src/gallium/drivers/r300/r300_state_derived.c | 3 +--
 5 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/src/gallium/drivers/r300/r300_flush.c b/src/gallium/drivers/r300/r300_flush.c
index 7fed9b5d074..fe182b6615b 100644
--- a/src/gallium/drivers/r300/r300_flush.c
+++ b/src/gallium/drivers/r300/r300_flush.c
@@ -44,8 +44,7 @@ static void r300_flush(struct pipe_context* pipe,
     u_upload_flush(r300->upload_ib);
 
     if (r300->dirty_hw) {
-        if (r300->rws->get_value(r300->rws, R300_CAN_HYPERZ))
-            r300_emit_hyperz_end(r300);
+        r300_emit_hyperz_end(r300);
         r300_emit_query_end(r300);
 
         r300->flush_counter++;
diff --git a/src/gallium/drivers/r300/r300_hyperz.c b/src/gallium/drivers/r300/r300_hyperz.c
index 10e440ce306..523d547ea93 100644
--- a/src/gallium/drivers/r300/r300_hyperz.c
+++ b/src/gallium/drivers/r300/r300_hyperz.c
@@ -21,12 +21,14 @@
  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
 
-#include "util/u_format.h"
-#include "util/u_mm.h"
 #include "r300_context.h"
 #include "r300_hyperz.h"
 #include "r300_reg.h"
 #include "r300_fs.h"
+#include "r300_winsys.h"
+
+#include "util/u_format.h"
+#include "util/u_mm.h"
 
 /*
   HiZ rules - taken from various docs 
@@ -138,6 +140,9 @@ static void r300_update_hyperz(struct r300_context* r300)
         return;
     }
 
+    if (!r300->rws->get_value(r300->rws, R300_CAN_HYPERZ))
+        return;
+
     /* Zbuffer compression. */
     if (r300->z_compression) {
         z->zb_bw_cntl |= R300_RD_COMP_ENABLE;
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c
index 910f5f7113e..f2ff65b261d 100644
--- a/src/gallium/drivers/r300/r300_render.c
+++ b/src/gallium/drivers/r300/r300_render.c
@@ -223,8 +223,7 @@ static void r300_prepare_for_rendering(struct r300_context *r300,
 
     /* Emitted in flush. */
     end_dwords += 26; /* emit_query_end */
-    if (r300->rws->get_value(r300->rws, R300_CAN_HYPERZ))
-        end_dwords += r300->hyperz_state.size + 2; /* emit_hyperz_end + zcache flush */
+    end_dwords += r300->hyperz_state.size + 2; /* emit_hyperz_end + zcache flush */
 
     cs_dwords += end_dwords;
 
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 1e6b81d7989..9db5e9e0545 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -689,8 +689,7 @@ void r300_mark_fb_state_dirty(struct r300_context *r300,
     /* What is marked as dirty depends on the enum r300_fb_state_change. */
     r300->gpu_flush.dirty = TRUE;
     r300->fb_state.dirty = TRUE;
-    if (r300->rws->get_value(r300->rws, R300_CAN_HYPERZ))
-        r300->hyperz_state.dirty = TRUE;
+    r300->hyperz_state.dirty = TRUE;
 
     if (change == R300_CHANGED_FB_STATE) {
         r300->aa_state.dirty = TRUE;
diff --git a/src/gallium/drivers/r300/r300_state_derived.c b/src/gallium/drivers/r300/r300_state_derived.c
index f3dad4c2923..a85b46f5c7d 100644
--- a/src/gallium/drivers/r300/r300_state_derived.c
+++ b/src/gallium/drivers/r300/r300_state_derived.c
@@ -694,6 +694,5 @@ void r300_update_derived_state(struct r300_context* r300)
         }
     }
 
-    if (r300->rws->get_value(r300->rws, R300_CAN_HYPERZ))
-        r300_update_hyperz_state(r300);
+    r300_update_hyperz_state(r300);
 }
-- 
2.30.2