icl_dpclka_cfgcr0_clk_off
WARN_ON((val & icl_dpclka_cfgcr0_clk_off(dev_priv, port)) == 0);
val &= ~icl_dpclka_cfgcr0_clk_off(dev_priv, port);
icl_dpclka_cfgcr0_clk_off(dev_priv, port));