The only difference from the EXT version is bumping the minmax to 16, so
just hit all the drivers at once.

Signed-off-by: Adam Jackson <a...@redhat.com>
---
 docs/features.txt                            | 4 +++-
 src/glx/glxextensions.c                      | 1 +
 src/glx/glxextensions.h                      | 1 +
 src/mesa/drivers/dri/i965/intel_extensions.c | 1 +
 src/mesa/drivers/dri/r200/r200_context.c     | 1 +
 src/mesa/drivers/dri/radeon/radeon_context.c | 1 +
 src/mesa/main/extensions.c                   | 1 +
 src/mesa/main/extensions_table.h             | 1 +
 src/mesa/main/mtypes.h                       | 1 +
 src/mesa/main/version.c                      | 2 +-
 src/mesa/state_tracker/st_extensions.c       | 4 ++++
 11 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/docs/features.txt b/docs/features.txt
index ac7645d069..b9cbd8818f 100644
--- a/docs/features.txt
+++ b/docs/features.txt
@@ -231,10 +231,12 @@ GL 4.6, GLSL 4.60
   GL_ARB_shader_draw_parameters                         DONE (i965, nvc0, 
radeonsi)
   GL_ARB_shader_group_vote                              DONE (i965, nvc0, 
radeonsi)
   GL_ARB_spirv_extensions                               in progress (Nicolai 
Hähnle, Ian Romanick)
-  GL_ARB_texture_filter_anisotropic                     not started
+  GL_ARB_texture_filter_anisotropic                     DONE (i965, nv40+, all 
radeons, softpipe (*), llvmpipe (*))
   GL_ARB_transform_feedback_overflow_query              DONE (i965/gen6+, 
radeonsi)
   GL_KHR_no_error                                       started (Timothy 
Arceri)
 
+(*) softpipe and llvmpipe advertise 16x anisotropy but simply ignore the 
setting
+
 These are the extensions cherry-picked to make GLES 3.1
 GLES3.1, GLSL ES 3.1 -- all DONE: i965/hsw+, nvc0, radeonsi
 
diff --git a/src/glx/glxextensions.c b/src/glx/glxextensions.c
index 22b078ce48..88bf0de3e6 100644
--- a/src/glx/glxextensions.c
+++ b/src/glx/glxextensions.c
@@ -190,6 +190,7 @@ static const struct extension_info known_gl_extensions[] = {
    { GL(ARB_texture_env_combine),        VER(1,3), Y, N, N, N },
    { GL(ARB_texture_env_crossbar),       VER(1,4), Y, N, N, N },
    { GL(ARB_texture_env_dot3),           VER(1,3), Y, N, N, N },
+   { GL(ARB_texture_filter_anisotropic), VER(0,0), Y, N, N, N },
    { GL(ARB_texture_mirrored_repeat),    VER(1,4), Y, N, N, N },
    { GL(ARB_texture_non_power_of_two),   VER(1,5), Y, N, N, N },
    { GL(ARB_texture_rectangle),          VER(0,0), Y, N, N, N },
diff --git a/src/glx/glxextensions.h b/src/glx/glxextensions.h
index 21ad02a44b..2a595516ee 100644
--- a/src/glx/glxextensions.h
+++ b/src/glx/glxextensions.h
@@ -101,6 +101,7 @@ enum
    GL_ARB_texture_env_combine_bit,
    GL_ARB_texture_env_crossbar_bit,
    GL_ARB_texture_env_dot3_bit,
+   GL_ARB_texture_filter_anisotropic_bit,
    GL_ARB_texture_mirrored_repeat_bit,
    GL_ARB_texture_non_power_of_two_bit,
    GL_ARB_texture_rectangle_bit,
diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c 
b/src/mesa/drivers/dri/i965/intel_extensions.c
index b91bbdc8d9..c3cd8004a1 100644
--- a/src/mesa/drivers/dri/i965/intel_extensions.c
+++ b/src/mesa/drivers/dri/i965/intel_extensions.c
@@ -80,6 +80,7 @@ intelInitExtensions(struct gl_context *ctx)
    ctx->Extensions.ARB_texture_env_combine = true;
    ctx->Extensions.ARB_texture_env_crossbar = true;
    ctx->Extensions.ARB_texture_env_dot3 = true;
+   ctx->Extensions.ARB_texture_filter_anisotropic = true;
    ctx->Extensions.ARB_texture_float = true;
    ctx->Extensions.ARB_texture_mirror_clamp_to_edge = true;
    ctx->Extensions.ARB_texture_non_power_of_two = true;
diff --git a/src/mesa/drivers/dri/r200/r200_context.c 
b/src/mesa/drivers/dri/r200/r200_context.c
index ca1023c5c3..0a27985de7 100644
--- a/src/mesa/drivers/dri/r200/r200_context.c
+++ b/src/mesa/drivers/dri/r200/r200_context.c
@@ -339,6 +339,7 @@ GLboolean r200CreateContext( gl_api api,
    ctx->Extensions.ARB_texture_env_combine = true;
    ctx->Extensions.ARB_texture_env_dot3 = true;
    ctx->Extensions.ARB_texture_env_crossbar = true;
+   ctx->Extensions.ARB_texture_filter_anisotropic = true;
    ctx->Extensions.ARB_texture_mirror_clamp_to_edge = true;
    ctx->Extensions.ARB_vertex_program = true;
    ctx->Extensions.ATI_fragment_shader = (ctx->Const.MaxTextureUnits == 6);
diff --git a/src/mesa/drivers/dri/radeon/radeon_context.c 
b/src/mesa/drivers/dri/radeon/radeon_context.c
index 0c016b4da4..28a79860d7 100644
--- a/src/mesa/drivers/dri/radeon/radeon_context.c
+++ b/src/mesa/drivers/dri/radeon/radeon_context.c
@@ -300,6 +300,7 @@ r100CreateContext( gl_api api,
    ctx->Extensions.ARB_texture_env_combine = true;
    ctx->Extensions.ARB_texture_env_crossbar = true;
    ctx->Extensions.ARB_texture_env_dot3 = true;
+   ctx->Extensions.ARB_texture_filter_anisotropic = true;
    ctx->Extensions.ARB_texture_mirror_clamp_to_edge = true;
    ctx->Extensions.ATI_texture_env_combine3 = true;
    ctx->Extensions.ATI_texture_mirror_once = true;
diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index 62a731675d..5a5fdd247f 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -130,6 +130,7 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
    ctx->Extensions.ARB_texture_env_combine = GL_TRUE;
    ctx->Extensions.ARB_texture_env_crossbar = GL_TRUE;
    ctx->Extensions.ARB_texture_env_dot3 = GL_TRUE;
+   ctx->Extensions.ARB_texture_filter_anisotropic = GL_TRUE;
 #ifdef TEXTURE_FLOAT_ENABLED
    ctx->Extensions.ARB_texture_float = GL_TRUE;
 #endif
diff --git a/src/mesa/main/extensions_table.h b/src/mesa/main/extensions_table.h
index 347a6197ed..d096260891 100644
--- a/src/mesa/main/extensions_table.h
+++ b/src/mesa/main/extensions_table.h
@@ -144,6 +144,7 @@ EXT(ARB_texture_env_add                     , dummy_true
 EXT(ARB_texture_env_combine                 , ARB_texture_env_combine          
      , GLL,  x ,  x ,  x , 2001)
 EXT(ARB_texture_env_crossbar                , ARB_texture_env_crossbar         
      , GLL,  x ,  x ,  x , 2001)
 EXT(ARB_texture_env_dot3                    , ARB_texture_env_dot3             
      , GLL,  x ,  x ,  x , 2001)
+EXT(ARB_texture_filter_anisotropic          , ARB_texture_filter_anisotropic   
      , GLL, GLC,  x ,  x , 2017)
 EXT(ARB_texture_float                       , ARB_texture_float                
      , GLL, GLC,  x ,  x , 2004)
 EXT(ARB_texture_gather                      , ARB_texture_gather               
      , GLL, GLC,  x ,  x , 2009)
 EXT(ARB_texture_mirror_clamp_to_edge        , ARB_texture_mirror_clamp_to_edge 
      , GLL, GLC,  x ,  x , 2013)
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 49eb7d54bd..3caadcfceb 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -4084,6 +4084,7 @@ struct gl_extensions
    GLboolean ARB_texture_env_combine;
    GLboolean ARB_texture_env_crossbar;
    GLboolean ARB_texture_env_dot3;
+   GLboolean ARB_texture_filter_anisotropic;
    GLboolean ARB_texture_float;
    GLboolean ARB_texture_gather;
    GLboolean ARB_texture_mirror_clamp_to_edge;
diff --git a/src/mesa/main/version.c b/src/mesa/main/version.c
index 7cb4ee7f9c..59e7b89ff6 100644
--- a/src/mesa/main/version.c
+++ b/src/mesa/main/version.c
@@ -395,7 +395,7 @@ compute_version(const struct gl_extensions *extensions,
                          extensions->ARB_shader_atomic_counter_ops &&
                          extensions->ARB_shader_draw_parameters &&
                          extensions->ARB_shader_group_vote &&
-                         /* extensions->ARB_texture_filter_anisotropic */ 0 &&
+                         extensions->ARB_texture_filter_anisotropic &&
                          extensions->ARB_transform_feedback_overflow_query);
 
    if (ver_4_6) {
diff --git a/src/mesa/state_tracker/st_extensions.c 
b/src/mesa/state_tracker/st_extensions.c
index e37814412a..6dc9c779dd 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -1250,6 +1250,10 @@ void st_init_extensions(struct pipe_screen *screen,
       }
    }
 
+   if (extensions->EXT_texture_filter_anisotropic &&
+       screen->get_paramf(screen, PIPE_CAPF_MAX_TEXTURE_ANISOTROPY) >= 16.0)
+      extensions->ARB_texture_filter_anisotropic = GL_TRUE;
+
    extensions->KHR_robustness = extensions->ARB_robust_buffer_access_behavior;
 
    /* If we support ES 3.1, we support the ES3_1_compatibility ext. However
-- 
2.13.0

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