Mesa (master): radeonsi: enable GLSL 4.20 and therefore OpenGL 4.2

[Nicolai Hähnle]

Module: Mesa
Branch: master
Commit: 10cfd7a6045ffbfd0debf66d2dfd2caeeb559951
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=10cfd7a6045ffbfd0debf66d2dfd2caeeb559951

Author: Nicolai Hähnle <nicolai.haehnle at amd.com>
Date:   Thu Mar 17 19:53:36 2016 -0500

radeonsi: enable GLSL 4.20 and therefore OpenGL 4.2

This is the last necessary bit for OpenGL 4.2 support. All driver-specific
functionality has already been implemented as part of extensions.

Reviewed-by: Edward O'Callaghan <eocallaghan at alterapraxis.com>

---

 docs/GL3.txt                           | 2 +-
 docs/relnotes/11.3.0.html              | 7 ++++---
 src/gallium/drivers/radeonsi/si_pipe.c | 3 ++-
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/docs/GL3.txt b/docs/GL3.txt
index 7535dc5..39f5122 100644
--- a/docs/GL3.txt
+++ b/docs/GL3.txt
@@ -146,7 +146,7 @@ GL 4.1, GLSL 4.10 --- all DONE: nvc0, r600, radeonsi
   GL_ARB_viewport_array                                 DONE (i965, nv50, llvmpipe, softpipe)
 
 
-GL 4.2, GLSL 4.20:
+GL 4.2, GLSL 4.20 -- all DONE: radeonsi
 
   GL_ARB_texture_compression_bptc                       DONE (i965, nvc0, r600, radeonsi)
   GL_ARB_compressed_texture_pixel_storage               DONE (all drivers)
diff --git a/docs/relnotes/11.3.0.html b/docs/relnotes/11.3.0.html
index 9860ab0..1815cfc 100644
--- a/docs/relnotes/11.3.0.html
+++ b/docs/relnotes/11.3.0.html
@@ -22,11 +22,11 @@ People who are concerned with stability and reliability should stick
 with a previous release or wait for Mesa 11.3.1.
 </p>
 <p>
-Mesa 11.3.0 implements the OpenGL 4.1 API, but the version reported by
+Mesa 11.3.0 implements the OpenGL 4.2 API, but the version reported by
 glGetString(GL_VERSION) or glGetIntegerv(GL_MAJOR_VERSION) /
 glGetIntegerv(GL_MINOR_VERSION) depends on the particular driver being used.
-Some drivers don't support all the features required in OpenGL 4.1.  OpenGL
-4.1 is <strong>only</strong> available if requested at context creation
+Some drivers don't support all the features required in OpenGL 4.2.  OpenGL
+4.2 is <strong>only</strong> available if requested at context creation
 because compatibility contexts are not supported.
 </p>
 
@@ -44,6 +44,7 @@ Note: some of the new features are only available with certain drivers.
 </p>
 
 <ul>
+<li>OpenGL 4.2 on radeonsi</li>
 <li>GL_ARB_framebuffer_no_attachments on nvc0, r600, radeonsi</li>
 <li>GL_ARB_internalformat_query2 on all drivers</li>
 <li>GL_ARB_robust_buffer_access_behavior on radeonsi</li>
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 6b4b3d2..1dd7338 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -336,7 +336,8 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 		return 4;
 
 	case PIPE_CAP_GLSL_FEATURE_LEVEL:
-		return HAVE_LLVM >= 0x0307 ? 410 : 330;
+		return HAVE_LLVM >= 0x0309 ? 420 :
+		       HAVE_LLVM >= 0x0307 ? 410 : 330;
 
 	case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
 		return MIN2(sscreen->b.info.vram_size, 0xFFFFFFFF);