Re: [PATCH 18/18] drm/i915: Bump gen4+ fb size limits to 32kx32k

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On Thu, 2018-07-19 at 21:22 +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> 
> With gtt remapping in place we can use arbitraily large framebuffers.
> Let's bump the limits as high as we can (32k-1). Going beyond that
> would require switching out s16.16 src coordinate representation to
> something with more spare bits.

With someone else review in patch 15 and 16:

Reviewed-by: José Roberto de Souza <jose.souza@xxxxxxxxx>

> 
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index fa199f469e81..8aa2a61d2943 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -15429,8 +15429,8 @@ int intel_modeset_init(struct drm_device
> *dev)
>  		dev->mode_config.max_width = 4096;
>  		dev->mode_config.max_height = 4096;
>  	} else {
> -		dev->mode_config.max_width = 8192;
> -		dev->mode_config.max_height = 8192;
> +		dev->mode_config.max_width = 32767;
> +		dev->mode_config.max_height = 32767;
>  	}
>  
>  	if (IS_I845G(dev_priv) || IS_I865G(dev_priv)) {
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