[PATCH i-g-t 3/6] lib/igt_gt: Make igt_open_forcewake_handle() xe-compatible

[Matt Roper]

On Wed, Sep 18, 2024 at 09:36:26AM -0700, Lucas De Marchi wrote:
> xe uses a different file to hold forcewake. Make
> igt_open_forcewake_handle() compatible.
> 
> Signed-off-by: Lucas De Marchi <lucas.demarchi at intel.com>

Matches the name defined in the kernel.

Reviewed-by: Matt Roper <matthew.d.roper at intel.com>

> ---
>  lib/igt_gt.c | 10 +++++++++-
>  1 file changed, 9 insertions(+), 1 deletion(-)
> 
> diff --git a/lib/igt_gt.c b/lib/igt_gt.c
> index d831d2448..c84368fbd 100644
> --- a/lib/igt_gt.c
> +++ b/lib/igt_gt.c
> @@ -502,9 +502,17 @@ void igt_stop_hang_helper(void)
>   */
>  int igt_open_forcewake_handle(int fd)
>  {
> +	const char *fn;
> +
>  	if (getenv("IGT_NO_FORCEWAKE"))
>  		return -1;
> -	return igt_debugfs_open(fd, "i915_forcewake_user", O_RDONLY);
> +
> +	if (is_xe_device(fd))
> +		fn = "forcewake_all";
> +	else
> +		fn = "i915_forcewake_user";
> +
> +	return igt_debugfs_open(fd, fn, O_RDONLY);
>  }
>  
>  #if defined(__x86_64__) || defined(__i386__)
> -- 
> 2.46.1
> 

-- 
Matt Roper
Graphics Software Engineer
Linux GPU Platform Enablement
Intel Corporation