PLL_P1_DIVIDE_BY_TWO  257 drivers/gpu/drm/gma500/psb_intel_reg.h # define PLL_P1_DIVIDE_BY_TWO		(1 << 21)	/* i830 */
PLL_P1_DIVIDE_BY_TWO 3324 drivers/gpu/drm/i915/i915_reg.h #define   PLL_P1_DIVIDE_BY_TWO		(1 << 21) /* i830 */