linear_light_scaling
enum linear_light_scaling linear_light_scaling;
spl_in->lls_pref = plane_state->linear_light_scaling;
bool enable_easf_h, enum linear_light_scaling lls_pref,
enum linear_light_scaling lls_pref, enum spl_pixel_format format,
enum linear_light_scaling *lls_pref)
enum linear_light_scaling lls_pref; // Linear Light Scaling