Re: [PATCH] drm/vc4: vec: Add support for PAL-60

[Maxime Ripard]

Hi,

On Sun, Oct 16, 2022 at 09:46:49PM +0200, Mateusz Kwiatkowski wrote:
> @@ -308,14 +324,15 @@ static const struct vc4_vec_tv_mode vc4_vec_tv_modes[] = {
>  };
>  
>  static inline const struct vc4_vec_tv_mode *
> -vc4_vec_tv_mode_lookup(unsigned int mode)
> +vc4_vec_tv_mode_lookup(unsigned int mode, u16 htotal)
>  {
>  	unsigned int i;
>  
>  	for (i = 0; i < ARRAY_SIZE(vc4_vec_tv_modes); i++) {
>  		const struct vc4_vec_tv_mode *tv_mode = &vc4_vec_tv_modes[i];
>  
> -		if (tv_mode->mode == mode)
> +		if (tv_mode->mode == mode &&
> +		    tv_mode->expected_htotal == htotal)
>  			return tv_mode;

Is there any reason we're not using the refresh rate to filter this? It
seems more natural to me.

Maxime

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