[PATCH i-g-t 1/4] lib: add support for opening Panthor devices

[Steven Price]

On 28/08/2025 14:03, Daniel Almeida wrote:
> We will be adding tests for Panthor in a subsequent patch, so first add
> the ability to open the device.
> 
> Signed-off-by: Daniel Almeida <daniel.almeida at collabora.com>

There's also chipset_to_str() which should be updated to return the
correct name. Although I think that only makes some error messages prettier.

I'm not familiar enough with IGT to really provide a proper review, but
I gave the tests a spin. See my comments on patch 4 for the bugs I hit ;)

Steve

> ---
>  lib/drmtest.c | 1 +
>  lib/drmtest.h | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/lib/drmtest.c b/lib/drmtest.c
> index 436b6de78..f4b429048 100644
> --- a/lib/drmtest.c
> +++ b/lib/drmtest.c
> @@ -220,6 +220,7 @@ static const struct module {
>  	{ DRIVER_INTEL, "i915", modprobe_i915 },
>  	{ DRIVER_MSM, "msm" },
>  	{ DRIVER_PANFROST, "panfrost" },
> +	{ DRIVER_PANTHOR, "panthor" },
>  	{ DRIVER_V3D, "v3d" },
>  	{ DRIVER_VC4, "vc4" },
>  	{ DRIVER_VGEM, "vgem" },
> diff --git a/lib/drmtest.h b/lib/drmtest.h
> index 27e5a18e2..1a933eae1 100644
> --- a/lib/drmtest.h
> +++ b/lib/drmtest.h
> @@ -55,6 +55,7 @@ int __get_drm_device_name(int fd, char *name, int name_size);
>  #define DRIVER_MSM	(1 << 6)
>  #define DRIVER_XE	(1 << 7)
>  #define DRIVER_VMWGFX   (1 << 8)
> +#define DRIVER_PANTHOR   (1 << 9)
>  
>  /*
>   * Exclude DRVER_VGEM from DRIVER_ANY since if you run on a system