nouveau: Move headers/classes to headers/nvidia/classes

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26507>

src/nouveau/headers/meson.build

@@ -30,7 +30,7 @@ cl_generated = []
 foreach cl : nvk_classes
   cl_generated += custom_target(
     cl + '.h',
-    input : ['class_parser.py', 'classes/'+cl+'.h'],
+    input : ['class_parser.py', 'nvidia/classes/'+cl+'.h'],
     output : ['nvk_'+cl+'.h', 'nvk_'+cl+'.c'],
     command : [prog_python, '@INPUT0@', '--in_h', '@INPUT1@',
                '--out_h', '@OUTPUT0@', '--out_c', '@OUTPUT1@'],
@@ -41,13 +41,13 @@ endforeach
 _libnvidia_headers = static_library(
   'nvidia_headers',
   ['nv_push.c', cl_generated],
-  include_directories : ['.', 'classes', inc_include, inc_src],
+  include_directories : ['.', 'nvidia/classes', inc_include, inc_src],
   c_args : [no_override_init_args],
   gnu_symbol_visibility : 'hidden',
 )
 
 idep_nvidia_headers = declare_dependency(
-  include_directories : include_directories('.', 'classes'),
+  include_directories : include_directories('.', 'nvidia/classes'),
   sources : cl_generated,
   link_with : _libnvidia_headers,
 )

src/nouveau/vulkan/nvk_cmd_dispatch.c

@@ -13,8 +13,7 @@
 
 #include "nouveau_context.h"
 
-#include "classes/cla0b5.h"
-
+#include "cla0b5.h"
 #include "cla1c0.h"
 #include "clc0c0.h"
 #include "clc5c0.h"

src/nouveau/vulkan/nvk_format.c

@@ -13,9 +13,9 @@
 #include "vk_format.h"
 
 #include "nvtypes.h"
-#include "classes/cl902d.h"
-#include "classes/cl9097.h"
-#include "classes/cl90c0.h"
+#include "cl902d.h"
+#include "cl9097.h"
+#include "cl90c0.h"
 
 #define VA_FMT(vk_fmt, widths, swap_rb, type) \
    [VK_FORMAT_##vk_fmt] = \