LCPLL_PLL_ENABLE
if ((val & LCPLL_PLL_ENABLE) == 0)
I915_WRITE(LCPLL1_CTL, I915_READ(LCPLL1_CTL) | LCPLL_PLL_ENABLE);
I915_WRITE(LCPLL1_CTL, I915_READ(LCPLL1_CTL) & ~LCPLL_PLL_ENABLE);
if (!(val & LCPLL_PLL_ENABLE))
if (WARN_ON(!(val & LCPLL_PLL_ENABLE)))
I915_READ(regs[id].ctl) | LCPLL_PLL_ENABLE);
I915_READ(regs[id].ctl) & ~LCPLL_PLL_ENABLE);