On Fri, Mar 17, 2017 at 11:18:02PM +0200, [email protected] wrote:
> From: Ville Syrjälä <[email protected]>
>
> Computing the plane control register value is branchy so moving it out
> from the plane commit hook seems prudent. Let's pre-compute it during
> the atomic check phase and store the result in the plane state.
i845_cursor_ctl parameters starting to look more sensible.
> @@ -986,6 +978,14 @@ intel_check_sprite_plane(struct drm_plane *plane,
This function still doesn't do what it says on the tin!!!
> ret = skl_check_plane_surface(state);
> if (ret)
> return ret;
> +
> + state->ctl = skl_plane_ctl(crtc_state, state);
> + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
> + state->ctl = vlv_sprite_ctl(crtc_state, state);
> + } else if (INTEL_GEN(dev_priv) >= 7) {
> + state->ctl = ivb_sprite_ctl(crtc_state, state);
> + } else {
> + state->ctl = ilk_sprite_ctl(crtc_state, state);
> }
Precomputing these is a very good idea.
Reviewed-by: Chris Wilson <[email protected]>
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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