[Mesa-dev] [PATCH] radeonsi: enable GLSL 4.20 and therefore OpenGL 4.2

eocallaghan at alterapraxis.com eocallaghan at alterapraxis.com
Tue Apr 12 22:25:05 UTC 2016


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

On 2016-04-13 07:42, Nicolai Hähnle wrote:
> From: Nicolai Hähnle <nicolai.haehnle at amd.com>
> 
> This is the last necessary bit for OpenGL 4.2 support. All 
> driver-specific
> functionality has already been implemented as part of extensions.
> ---
>  docs/relnotes/11.3.0.html              | 7 ++++---
>  src/gallium/drivers/radeonsi/si_pipe.c | 3 ++-
>  2 files changed, 6 insertions(+), 4 deletions(-)
> 
> 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);



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