gallium: kill is_resource_referenced

Only st/xorg used it and even incorrectly with regards to pipelined transfers.

4 files changed, 19 insertions, 10 deletions

diff --git a/src/gallium/drivers/llvmpipe/lp_flush.c b/src/gallium/drivers/llvmpipe/lp_flush.c
index 6118164b20b..343c6145e7e 100644
--- a/src/gallium/drivers/llvmpipe/lp_flush.c
+++ b/src/gallium/drivers/llvmpipe/lp_flush.c
@@ -118,10 +118,10 @@ llvmpipe_flush_resource(struct pipe_context *pipe,
 {
    unsigned referenced;
 
-   referenced = pipe->is_resource_referenced(pipe, resource, level, layer);
+   referenced = llvmpipe_is_resource_referenced(pipe, resource, level, layer);
 
-   if ((referenced & PIPE_REFERENCED_FOR_WRITE) ||
-       ((referenced & PIPE_REFERENCED_FOR_READ) && !read_only)) {
+   if ((referenced & LP_REFERENCED_FOR_WRITE) ||
+       ((referenced & LP_REFERENCED_FOR_READ) && !read_only)) {
 
       if (cpu_access) {
          /*
diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c
index 7b7b2721ba8..41d8fa6d124 100644
--- a/src/gallium/drivers/llvmpipe/lp_setup.c
+++ b/src/gallium/drivers/llvmpipe/lp_setup.c
@@ -753,20 +753,20 @@ lp_setup_is_resource_referenced( const struct lp_setup_context *setup,
    /* check the render targets */
    for (i = 0; i < setup->fb.nr_cbufs; i++) {
       if (setup->fb.cbufs[i]->texture == texture)
-         return PIPE_REFERENCED_FOR_READ | PIPE_REFERENCED_FOR_WRITE;
+         return LP_REFERENCED_FOR_READ | LP_REFERENCED_FOR_WRITE;
    }
    if (setup->fb.zsbuf && setup->fb.zsbuf->texture == texture) {
-      return PIPE_REFERENCED_FOR_READ | PIPE_REFERENCED_FOR_WRITE;
+      return LP_REFERENCED_FOR_READ | LP_REFERENCED_FOR_WRITE;
    }
 
    /* check textures referenced by the scene */
    for (i = 0; i < Elements(setup->scenes); i++) {
       if (lp_scene_is_resource_referenced(setup->scenes[i], texture)) {
-         return PIPE_REFERENCED_FOR_READ;
+         return LP_REFERENCED_FOR_READ;
       }
    }
 
-   return PIPE_UNREFERENCED;
+   return LP_UNREFERENCED;
 }
 
 
diff --git a/src/gallium/drivers/llvmpipe/lp_texture.c b/src/gallium/drivers/llvmpipe/lp_texture.c
index 9753da5e57e..2e6a4bd7dc8 100644
--- a/src/gallium/drivers/llvmpipe/lp_texture.c
+++ b/src/gallium/drivers/llvmpipe/lp_texture.c
@@ -695,7 +695,7 @@ llvmpipe_transfer_unmap(struct pipe_context *pipe,
                            transfer->box.z);
 }
 
-static unsigned int
+unsigned int
 llvmpipe_is_resource_referenced( struct pipe_context *pipe,
                                  struct pipe_resource *presource,
                                  unsigned level, int layer)
@@ -703,7 +703,7 @@ llvmpipe_is_resource_referenced( struct pipe_context *pipe,
    struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe );
 
    if (presource->target == PIPE_BUFFER)
-      return PIPE_UNREFERENCED;
+      return LP_UNREFERENCED;
 
    return lp_setup_is_resource_referenced(llvmpipe->setup, presource);
 }
@@ -1401,7 +1401,6 @@ llvmpipe_init_context_resource_funcs(struct pipe_context *pipe)
    pipe->transfer_destroy = llvmpipe_transfer_destroy;
    pipe->transfer_map = llvmpipe_transfer_map;
    pipe->transfer_unmap = llvmpipe_transfer_unmap;
-   pipe->is_resource_referenced = llvmpipe_is_resource_referenced;
  
    pipe->transfer_flush_region = u_default_transfer_flush_region;
    pipe->transfer_inline_write = u_default_transfer_inline_write;
diff --git a/src/gallium/drivers/llvmpipe/lp_texture.h b/src/gallium/drivers/llvmpipe/lp_texture.h
index b789c0f4090..b4a0dfd1c36 100644
--- a/src/gallium/drivers/llvmpipe/lp_texture.h
+++ b/src/gallium/drivers/llvmpipe/lp_texture.h
@@ -243,4 +243,14 @@ llvmpipe_init_screen_texture_funcs(struct pipe_screen *screen);
 extern void
 llvmpipe_init_context_texture_funcs(struct pipe_context *pipe);
 
+
+#define LP_UNREFERENCED         0
+#define LP_REFERENCED_FOR_READ  (1 << 0)
+#define LP_REFERENCED_FOR_WRITE (1 << 1)
+
+unsigned int
+llvmpipe_is_resource_referenced( struct pipe_context *pipe,
+                                 struct pipe_resource *presource,
+                                 unsigned level, int layer);
+
 #endif /* LP_TEXTURE_H */