radeonsi: enable NIR by default and document GL 4.6 support

Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
diff --git a/docs/features.txt b/docs/features.txt
index e7a0d7b..150e0d5 100644
--- a/docs/features.txt
+++ b/docs/features.txt
@@ -224,18 +224,18 @@
   GL_KHR_robustness                                     DONE (freedreno, i965)
   GL_EXT_shader_integer_mix                             DONE (all drivers that support GLSL)
 
-GL 4.6, GLSL 4.60
+GL 4.6, GLSL 4.60 -- all DONE: radeonsi
 
   GL_ARB_gl_spirv                                       DONE (i965/gen7+)
-  GL_ARB_indirect_parameters                            DONE (i965/gen7+, nvc0, radeonsi, virgl)
-  GL_ARB_pipeline_statistics_query                      DONE (i965, nvc0, r600, radeonsi, llvmpipe, softpipe, swr)
-  GL_ARB_polygon_offset_clamp                           DONE (freedreno, i965, nv50, nvc0, r600, radeonsi, llvmpipe, swr, virgl)
-  GL_ARB_shader_atomic_counter_ops                      DONE (freedreno/a5xx+, i965/gen7+, nvc0, r600, radeonsi, llvmpipe, softpipe, virgl)
-  GL_ARB_shader_draw_parameters                         DONE (i965, nvc0, radeonsi)
-  GL_ARB_shader_group_vote                              DONE (i965, nvc0, radeonsi)
+  GL_ARB_indirect_parameters                            DONE (i965/gen7+, nvc0, virgl)
+  GL_ARB_pipeline_statistics_query                      DONE (i965, nvc0, r600, llvmpipe, softpipe, swr)
+  GL_ARB_polygon_offset_clamp                           DONE (freedreno, i965, nv50, nvc0, r600, llvmpipe, swr, virgl)
+  GL_ARB_shader_atomic_counter_ops                      DONE (freedreno/a5xx+, i965/gen7+, nvc0, r600, llvmpipe, softpipe, virgl)
+  GL_ARB_shader_draw_parameters                         DONE (i965, nvc0)
+  GL_ARB_shader_group_vote                              DONE (i965, nvc0)
   GL_ARB_spirv_extensions                               DONE (i965/gen7+)
-  GL_ARB_texture_filter_anisotropic                     DONE (freedreno, i965, nv50, nvc0, r600, radeonsi, softpipe (*), llvmpipe (*))
-  GL_ARB_transform_feedback_overflow_query              DONE (i965/gen6+, nvc0, radeonsi, llvmpipe, softpipe, virgl)
+  GL_ARB_texture_filter_anisotropic                     DONE (freedreno, i965, nv50, nvc0, r600, softpipe (*), llvmpipe (*))
+  GL_ARB_transform_feedback_overflow_query              DONE (i965/gen6+, nvc0, llvmpipe, softpipe, virgl)
   GL_KHR_no_error                                       DONE (all drivers)
 
 (*) softpipe and llvmpipe advertise 16x anisotropy but simply ignore the setting