BLC_PWM_CTL2       81 drivers/gpu/drm/gma500/psb_intel_reg.h #define BLC_PWM_CTL2		0x61250
BLC_PWM_CTL2     4825 drivers/gpu/drm/i915/i915_reg.h #define BLC_PWM_CTL2	_MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61250) /* 965+ only */