[Intel-gfx] [PATCH i-g-t 1/4] tools/intel_gpu_top: Fix clients header width when no clients

[Kamil Konieczny]

Hi Tvrtko,
On 2023-10-10 at 12:07:11 +0100, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> Recent refactoring broke the clients header in cases when there are no
> clients displayed. To fix it we need to account the width of the "NAME"
> label.
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Reviewed-by: Kamil Konieczny <kamil.konieczny at linux.intel.com>

> ---
>  tools/intel_gpu_top.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/tools/intel_gpu_top.c b/tools/intel_gpu_top.c
> index 10601e66b18e..60fe06917531 100644
> --- a/tools/intel_gpu_top.c
> +++ b/tools/intel_gpu_top.c
> @@ -1967,6 +1967,8 @@ print_clients_header(struct igt_drm_clients *clients, int lines,
>  		     int con_w, int con_h, int *class_w)
>  {
>  	struct intel_clients *iclients = clients->private_data;
> +	const int max_name_len = clients->max_name_len < 4 ?
> +				 4 : clients->max_name_len; /* At least "NAME" */
>  
>  	if (output_mode == INTERACTIVE) {
>  		unsigned int num_active = 0;
> @@ -1990,9 +1992,8 @@ print_clients_header(struct igt_drm_clients *clients, int lines,
>  					num_active++;
>  			}
>  
> -			*class_w = width =
> -				(con_w - len - clients->max_name_len - 1) /
> -				num_active;
> +			*class_w = width = (con_w - len - max_name_len - 1) /
> +					   num_active;
>  
>  			for (i = 0; i <= iclients->classes.max_engine_id; i++) {
>  				const char *name = iclients->classes.names[i];
> -- 
> 2.39.2
>