[Intel-gfx] [PATCH i-g-t] lib/drmtest: Decode driver flags on failure

[Chris Wilson]

Quoting Daniel Vetter (2017-07-25 12:37:08)
> I spent too much time going wtf why does this test not run until
> realizing that vgem is missing. This should help a lot for tests that
> need multiple different drm drivers.
> 
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> ---
>  lib/drmtest.c | 21 ++++++++++++++++++++-
>  1 file changed, 20 insertions(+), 1 deletion(-)
> 
> diff --git a/lib/drmtest.c b/lib/drmtest.c
> index 480bd0b132cd..944c6e02fd31 100644
> --- a/lib/drmtest.c
> +++ b/lib/drmtest.c
> @@ -341,6 +341,24 @@ static void quiescent_gpu_at_exit_render(int sig)
>         at_exit_drm_render_fd = -1;
>  }
>  
> +static const char *chipset_to_str(int chipset)
> +{
> +       switch (chipset) {
> +       case DRIVER_INTEL:
> +               return "intel";
> +       case DRIVER_VC4:
> +               return "vc4";
> +       case DRIVER_VGEM:
> +               return "vgem";
> +       case DRIVER_VIRTIO:
> +               return "virtio";
> +       case DRIVER_AMDGPU:
> +               return "amdgpu";
case DRIVER_ANY:
> +               return "any";
> +       default:
		return "other";