[Mesa-dev] [PATCH] egl: Mention if swrast is being forced

Tapani Pälli tapani.palli at intel.com
Thu Oct 31 09:53:55 UTC 2019


Makes sense;

Reviewed-By: Tapani Pälli <tapani.palli at intel.com>

On 10/31/19 9:35 AM, Chris Wilson wrote:
> The system can be disabling HW acceleration unbeknowst to the user,
> leading to a long debug session trying to work out which component is
> failing. A quick mention that it is the environment override would be
> very useful.
> ---
>   src/egl/main/egldriver.c | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c
> index 0d8919aa0e1..132b12ab4cb 100644
> --- a/src/egl/main/egldriver.c
> +++ b/src/egl/main/egldriver.c
> @@ -92,6 +92,8 @@ _eglMatchDriver(_EGLDisplay *disp)
>      /* set options */
>      disp->Options.ForceSoftware =
>         env_var_as_boolean("LIBGL_ALWAYS_SOFTWARE", false);
> +   if (disp->Options.ForceSoftware)
> +      _eglLog(_EGL_DEBUG, "Found 'LIBGL_ALWAYS_SOFTWARE' set, forcing swrast");
>   
>      best_drv = _eglMatchAndInitialize(disp);
>      if (!best_drv && !disp->Options.ForceSoftware) {
> 


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