[PATCH i-g-t v1 1/7] lib/drmtest: add function for retriving chipset

[Andrzej Hajda]

On 07.06.2024 17:36, Kamil Konieczny wrote:
> A few tests uses chipset value for control and checks, so
> instead of testing it with, for example, is_intel_driver(),
> allow to retrieve it once and give it back to test.
>
> Signed-off-by: Kamil Konieczny <kamil.konieczny at linux.intel.com>
Reviewed-by: Andrzej Hajda <andrzej.hajda at intel.com>

Regards
Andrzej
> ---
>   lib/drmtest.c | 21 +++++++++++++++++++++
>   lib/drmtest.h |  2 ++
>   2 files changed, 23 insertions(+)
>
> diff --git a/lib/drmtest.c b/lib/drmtest.c
> index f8810da43..8ea96ba76 100644
> --- a/lib/drmtest.c
> +++ b/lib/drmtest.c
> @@ -241,6 +241,27 @@ static void modulename_to_chipset(const char *name, unsigned int *chip)
>   	}
>   }
>   
> +/**
> + * drm_get_chipset:
> + * @fd: a drm file descriptor
> + *
> + * Returns:
> + * chipset if driver name found in modules[] array, for example: DRIVER_INTEL
> + * DRIVER_ANY if drm device name not known
> + */
> +unsigned int drm_get_chipset(int fd)
> +{
> +	unsigned int chip = DRIVER_ANY;
> +	char name[32] = "";
> +
> +	if (__get_drm_device_name(fd, name, sizeof(name) - 1))
> +		return chip;
> +
> +	modulename_to_chipset(name, &chip);
> +
> +	return chip;
> +}
> +
>   static const char *chipset_to_str(int chipset)
>   {
>   	switch (chipset) {
> diff --git a/lib/drmtest.h b/lib/drmtest.h
> index bbe5f252f..4d9b60882 100644
> --- a/lib/drmtest.h
> +++ b/lib/drmtest.h
> @@ -72,6 +72,8 @@ enum intel_driver {
>   
>   void __set_forced_driver(const char *name);
>   
> +unsigned int drm_get_chipset(int fd);
> +
>   /**
>    * ARRAY_SIZE:
>    * @arr: static array