[Mesa-dev] [PATCH 01/10] i965/blorp: Take a layer range in intel_hiz_exec

[Jason Ekstrand]

---
 src/mesa/drivers/dri/i965/brw_blorp.c         | 13 ++++++++-----
 src/mesa/drivers/dri/i965/brw_blorp.h         |  3 ++-
 src/mesa/drivers/dri/i965/brw_clear.c         | 10 ++++------
 src/mesa/drivers/dri/i965/intel_mipmap_tree.c |  4 ++--
 src/mesa/drivers/dri/i965/intel_mipmap_tree.h |  4 ----
 5 files changed, 16 insertions(+), 18 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_blorp.c b/src/mesa/drivers/dri/i965/brw_blorp.c
index 5ea6b0c..0d1ccd3 100644
--- a/src/mesa/drivers/dri/i965/brw_blorp.c
+++ b/src/mesa/drivers/dri/i965/brw_blorp.c
@@ -1007,7 +1007,8 @@ gen6_blorp_hiz_exec(struct brw_context *brw, struct intel_mipmap_tree *mt,
  */
 void
 intel_hiz_exec(struct brw_context *brw, struct intel_mipmap_tree *mt,
-	       unsigned int level, unsigned int layer, enum blorp_hiz_op op)
+               unsigned int level, unsigned int start_layer,
+               unsigned int num_layers, enum blorp_hiz_op op)
 {
    const char *opname = NULL;
 
@@ -1026,12 +1027,14 @@ intel_hiz_exec(struct brw_context *brw, struct intel_mipmap_tree *mt,
       break;
    }
 
-   DBG("%s %s to mt %p level %d layer %d\n",
-       __func__, opname, mt, level, layer);
+   DBG("%s %s to mt %p level %d layers %d-%d\n",
+       __func__, opname, mt, level, start_layer, start_layer + num_layers - 1);
 
    if (brw->gen >= 8) {
-      gen8_hiz_exec(brw, mt, level, layer, op);
+      for (unsigned a = 0; a < num_layers; a++)
+         gen8_hiz_exec(brw, mt, level, start_layer + a, op);
    } else {
-      gen6_blorp_hiz_exec(brw, mt, level, layer, op);
+      for (unsigned a = 0; a < num_layers; a++)
+         gen6_blorp_hiz_exec(brw, mt, level, start_layer + a, op);
    }
 }
diff --git a/src/mesa/drivers/dri/i965/brw_blorp.h b/src/mesa/drivers/dri/i965/brw_blorp.h
index 8743d96..91a2d41 100644
--- a/src/mesa/drivers/dri/i965/brw_blorp.h
+++ b/src/mesa/drivers/dri/i965/brw_blorp.h
@@ -70,7 +70,8 @@ brw_blorp_resolve_color(struct brw_context *brw,
 
 void
 intel_hiz_exec(struct brw_context *brw, struct intel_mipmap_tree *mt,
-	       unsigned int level, unsigned int layer, enum blorp_hiz_op op);
+               unsigned int level, unsigned int start_layer,
+               unsigned int num_layers, enum blorp_hiz_op op);
 
 void gen4_blorp_exec(struct blorp_batch *batch,
                      const struct blorp_params *params);
diff --git a/src/mesa/drivers/dri/i965/brw_clear.c b/src/mesa/drivers/dri/i965/brw_clear.c
index adaf250..f42ea38 100644
--- a/src/mesa/drivers/dri/i965/brw_clear.c
+++ b/src/mesa/drivers/dri/i965/brw_clear.c
@@ -208,13 +208,11 @@ brw_fast_clear_depth(struct gl_context *ctx)
    }
 
    if (fb->MaxNumLayers > 0) {
-      for (unsigned layer = 0; layer < depth_irb->layer_count; layer++) {
-         intel_hiz_exec(brw, mt, depth_irb->mt_level,
-                        depth_irb->mt_layer + layer,
-                        BLORP_HIZ_OP_DEPTH_CLEAR);
-      }
+      intel_hiz_exec(brw, mt, depth_irb->mt_level,
+                     depth_irb->mt_layer, depth_irb->layer_count,
+                     BLORP_HIZ_OP_DEPTH_CLEAR);
    } else {
-      intel_hiz_exec(brw, mt, depth_irb->mt_level, depth_irb->mt_layer,
+      intel_hiz_exec(brw, mt, depth_irb->mt_level, depth_irb->mt_layer, 1,
                      BLORP_HIZ_OP_DEPTH_CLEAR);
    }
 
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index a499eb39..aa4a81d 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -1987,7 +1987,7 @@ intel_miptree_slice_resolve(struct brw_context *brw,
    if (!item || item->need != need)
       return false;
 
-   intel_hiz_exec(brw, mt, level, layer, need);
+   intel_hiz_exec(brw, mt, level, layer, 1, need);
    intel_resolve_map_remove(item);
    return true;
 }
@@ -2023,7 +2023,7 @@ intel_miptree_all_slices_resolve(struct brw_context *brw,
       if (map->need != need)
 	 continue;
 
-      intel_hiz_exec(brw, mt, map->level, map->layer, need);
+      intel_hiz_exec(brw, mt, map->level, map->layer, 1, need);
       intel_resolve_map_remove(map);
       did_resolve = true;
    }
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.h b/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
index 546d904..b3bd70d 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
@@ -1001,10 +1001,6 @@ intel_miptree_unmap(struct brw_context *brw,
 		    unsigned int level,
 		    unsigned int slice);
 
-void
-intel_hiz_exec(struct brw_context *brw, struct intel_mipmap_tree *mt,
-	       unsigned int level, unsigned int layer, enum blorp_hiz_op op);
-
 bool
 intel_miptree_sample_with_hiz(struct brw_context *brw,
                               struct intel_mipmap_tree *mt);
-- 
2.5.0.400.gff86faf