Use the tiled flag in the sarea to determine region tiling.

This fixes mis-rendering if back/depth fail to get set up as tiled.  While it
probably won't ever be the case now that the pitch limits are loosened, this is
still the right thing to do.

3 files changed, 9 insertions, 4 deletions

diff --git a/src/mesa/drivers/dri/i965/intel_context.c b/src/mesa/drivers/dri/i965/intel_context.c
index d13e287fa76..5e97e4d6098 100644
--- a/src/mesa/drivers/dri/i965/intel_context.c
+++ b/src/mesa/drivers/dri/i965/intel_context.c
@@ -403,7 +403,7 @@ GLboolean intelInitContext( struct intel_context *intel,
 				 intelScreen->cpp,
 				 intelScreen->front.pitch / intelScreen->cpp,
 				 intelScreen->height,
-				 GL_FALSE);
+				 intelScreen->front.tiled != 0); /* 0: LINEAR */
 
 
    intel->back_region = 
@@ -414,7 +414,7 @@ GLboolean intelInitContext( struct intel_context *intel,
 				 intelScreen->cpp,
 				 intelScreen->back.pitch / intelScreen->cpp,
 				 intelScreen->height,
-				 (INTEL_DEBUG & DEBUG_TILE) ? 0 : 1);
+                                 intelScreen->back.tiled != 0);
 
    /* Still assuming front.cpp == depth.cpp
     *
@@ -430,7 +430,7 @@ GLboolean intelInitContext( struct intel_context *intel,
 				 intelScreen->cpp,
 				 intelScreen->depth.pitch / intelScreen->cpp,
 				 intelScreen->height,
-				 (INTEL_DEBUG & DEBUG_TILE) ? 0 : 1);
+                                 intelScreen->depth.tiled != 0);
    
    intel_bufferobj_init( intel );
    intel->batch = intel_batchbuffer_alloc( intel );
diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c
index 56e6a792fa2..8269deba664 100644
--- a/src/mesa/drivers/dri/i965/intel_screen.c
+++ b/src/mesa/drivers/dri/i965/intel_screen.c
@@ -230,16 +230,19 @@ intelUpdateScreenFromSAREA(intelScreenPrivate *intelScreen,
    intelScreen->front.pitch = sarea->pitch * intelScreen->cpp;
    intelScreen->front.handle = sarea->front_handle;
    intelScreen->front.size = sarea->front_size;
+   intelScreen->front.tiled = sarea->front_tiled;
 
    intelScreen->back.offset = sarea->back_offset;
    intelScreen->back.pitch = sarea->pitch * intelScreen->cpp;
    intelScreen->back.handle = sarea->back_handle;
    intelScreen->back.size = sarea->back_size;
-			 
+   intelScreen->back.tiled = sarea->back_tiled;
+
    intelScreen->depth.offset = sarea->depth_offset;
    intelScreen->depth.pitch = sarea->pitch * intelScreen->cpp;
    intelScreen->depth.handle = sarea->depth_handle;
    intelScreen->depth.size = sarea->depth_size;
+   intelScreen->depth.tiled = sarea->depth_tiled;
 
    intelScreen->tex.offset = sarea->tex_offset;
    intelScreen->logTextureGranularity = sarea->log_tex_granularity;
@@ -249,6 +252,7 @@ intelUpdateScreenFromSAREA(intelScreenPrivate *intelScreen,
    intelScreen->rotated.offset = sarea->rotated_offset;
    intelScreen->rotated.pitch = sarea->rotated_pitch * intelScreen->cpp;
    intelScreen->rotated.size = sarea->rotated_size;
+   intelScreen->rotated.tiled = sarea->rotated_tiled;
    intelScreen->current_rotation = sarea->rotation;
 #if 0
    matrix23Rotate(&intelScreen->rotMatrix,
diff --git a/src/mesa/drivers/dri/i965/intel_screen.h b/src/mesa/drivers/dri/i965/intel_screen.h
index 094158afd85..bf9a716082d 100644
--- a/src/mesa/drivers/dri/i965/intel_screen.h
+++ b/src/mesa/drivers/dri/i965/intel_screen.h
@@ -42,6 +42,7 @@ typedef struct {
    char *map;           /* memory map */
    int offset;          /* from start of video mem, in bytes */
    int pitch;           /* row stride, in pixels */
+   unsigned int tiled; 
 } intelRegion;
 
 typedef struct