489 	return I915_READ(BLC_PWM_PCH_CTL2) & BACKLIGHT_DUTY_CYCLE_MASK;  in bdw_get_backlight()
497 	return I915_READ(BLC_PWM_CPU_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;  in pch_get_backlight()
507 	val = I915_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;  in i9xx_get_backlight()
528 	return I915_READ(VLV_BLC_PWM_CTL(pipe)) & BACKLIGHT_DUTY_CYCLE_MASK;  in _vlv_get_backlight()
563 	u32 val = I915_READ(BLC_PWM_PCH_CTL2) & ~BACKLIGHT_DUTY_CYCLE_MASK;  in bdw_set_backlight()
573 	tmp = I915_READ(BLC_PWM_CPU_CTL) & ~BACKLIGHT_DUTY_CYCLE_MASK;  in pch_set_backlight()
601 	tmp = I915_READ(BLC_PWM_CTL) & ~mask;  in i9xx_set_backlight()
615 	tmp = I915_READ(VLV_BLC_PWM_CTL(pipe)) & ~BACKLIGHT_DUTY_CYCLE_MASK;  in vlv_set_backlight()
704 	tmp = I915_READ(BLC_PWM_CPU_CTL2);  in pch_disable_backlight()
707 	tmp = I915_READ(BLC_PWM_PCH_CTL1);  in pch_disable_backlight()
724 	tmp = I915_READ(BLC_PWM_CTL2);  in i965_disable_backlight()
740 	tmp = I915_READ(VLV_BLC_PWM_CTL2(pipe));  in vlv_disable_backlight()
781 	pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1);  in bdw_enable_backlight()
817 	cpu_ctl2 = I915_READ(BLC_PWM_CPU_CTL2);  in pch_enable_backlight()
824 	pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1);  in pch_enable_backlight()
861 	ctl = I915_READ(BLC_PWM_CTL);  in i9xx_enable_backlight()
900 	ctl2 = I915_READ(BLC_PWM_CTL2);  in i965_enable_backlight()
937 	ctl2 = I915_READ(VLV_BLC_PWM_CTL2(pipe));  in vlv_enable_backlight()
1160 	pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1);  in bdw_setup_backlight()
1163 	pch_ctl2 = I915_READ(BLC_PWM_PCH_CTL2);  in bdw_setup_backlight()
1186 	pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1);  in pch_setup_backlight()
1189 	pch_ctl2 = I915_READ(BLC_PWM_PCH_CTL2);  in pch_setup_backlight()
1199 	cpu_ctl2 = I915_READ(BLC_PWM_CPU_CTL2);  in pch_setup_backlight()
1213 	ctl = I915_READ(BLC_PWM_CTL);  in i9xx_setup_backlight()
1245 	ctl2 = I915_READ(BLC_PWM_CTL2);  in i965_setup_backlight()
1249 	ctl = I915_READ(BLC_PWM_CTL);  in i965_setup_backlight()
1277 		u32 cur_val = I915_READ(VLV_BLC_PWM_CTL(p));  in vlv_setup_backlight()
1291 	ctl2 = I915_READ(VLV_BLC_PWM_CTL2(pipe));  in vlv_setup_backlight()
1294 	ctl = I915_READ(VLV_BLC_PWM_CTL(pipe));  in vlv_setup_backlight()