anv/cmd_buffer: Add an alloc_surface_state helper

src/vulkan/anv_batch_chain.c

@@ -483,6 +483,12 @@ anv_cmd_buffer_alloc_binding_table(struct anv_cmd_buffer *cmd_buffer,
    return state;
 }
 
+struct anv_state
+anv_cmd_buffer_alloc_surface_state(struct anv_cmd_buffer *cmd_buffer)
+{
+   return anv_state_stream_alloc(&cmd_buffer->surface_state_stream, 64, 64);
+}
+
 struct anv_state
 anv_cmd_buffer_alloc_dynamic_state(struct anv_cmd_buffer *cmd_buffer,
                                    uint32_t size, uint32_t alignment)

src/vulkan/anv_private.h

@@ -992,6 +992,8 @@ struct anv_state
 anv_cmd_buffer_alloc_binding_table(struct anv_cmd_buffer *cmd_buffer,
                                    uint32_t entries, uint32_t *state_offset);
 struct anv_state
+anv_cmd_buffer_alloc_surface_state(struct anv_cmd_buffer *cmd_buffer);
+struct anv_state
 anv_cmd_buffer_alloc_dynamic_state(struct anv_cmd_buffer *cmd_buffer,
                                    uint32_t size, uint32_t alignment);
 

src/vulkan/gen7_state.c

@@ -118,8 +118,7 @@ gen7_alloc_surface_state(struct anv_device *device,
                          struct anv_cmd_buffer *cmd_buffer)
 {
       if (cmd_buffer) {
-         return anv_state_stream_alloc(&cmd_buffer->surface_state_stream,
-                                      64, 64);
+         return anv_cmd_buffer_alloc_surface_state(cmd_buffer);
       } else {
          return anv_state_pool_alloc(&device->surface_state_pool, 64, 64);
       }

src/vulkan/gen8_state.c

@@ -104,8 +104,7 @@ gen8_alloc_surface_state(struct anv_device *device,
                          struct anv_cmd_buffer *cmd_buffer)
 {
       if (cmd_buffer) {
-         return anv_state_stream_alloc(&cmd_buffer->surface_state_stream,
-                                      64, 64);
+         return anv_cmd_buffer_alloc_surface_state(cmd_buffer);
       } else {
          return anv_state_pool_alloc(&device->surface_state_pool, 64, 64);
       }