[Intel-gfx] [PATCH 14/14] drm/i915: Kill level 0 wm hack for VLV/CHV

[Maarten Lankhorst]

Op 12-12-16 om 21:35 schreef ville.syrjala at linux.intel.com:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> We now compute the watermarks correctly, so just return an error if we
> can't support the configuration.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/intel_pm.c | 4 ----
>  1 file changed, 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 75a5bde43723..f3aed64e7086 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -1163,10 +1163,6 @@ static bool vlv_plane_wm_compute(struct intel_crtc_state *crtc_state,
>  		int wm = vlv_compute_wm_level(crtc_state, plane_state, level);
>  		int max_wm = plane_id == PLANE_CURSOR ? 63 : 511;
>  
> -		/* FIXME just bail */
> -		if (WARN_ON(level == 0 && wm > max_wm))
> -			wm = max_wm;
> -
>  		if (wm > max_wm)
>  			break;
>  

Good riddance.

Reviewed-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>

Same for 3, 4, 5 and 6. 2 too if you remove intel_plane_wm_parameters, can do it in the same patch or separately.