467 	return I915_READ(BLC_PWM_PCH_CTL2) & BACKLIGHT_DUTY_CYCLE_MASK;  in lpt_get_backlight()
474 	return I915_READ(BLC_PWM_CPU_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;  in pch_get_backlight()
483 	val = I915_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;  in i9xx_get_backlight()
502 	return I915_READ(VLV_BLC_PWM_CTL(pipe)) & BACKLIGHT_DUTY_CYCLE_MASK;  in _vlv_get_backlight()
518 	return I915_READ(BXT_BLC_PWM_DUTY(panel->backlight.controller));  in bxt_get_backlight()
535 	u32 val = I915_READ(BLC_PWM_PCH_CTL2) & ~BACKLIGHT_DUTY_CYCLE_MASK;  in lpt_set_backlight()
545 	tmp = I915_READ(BLC_PWM_CPU_CTL) & ~BACKLIGHT_DUTY_CYCLE_MASK;  in pch_set_backlight()
573 	tmp = I915_READ(BLC_PWM_CTL) & ~mask;  in i9xx_set_backlight()
584 	tmp = I915_READ(VLV_BLC_PWM_CTL(pipe)) & ~BACKLIGHT_DUTY_CYCLE_MASK;  in vlv_set_backlight()
672 	tmp = I915_READ(BLC_PWM_CPU_CTL2);  in lpt_disable_backlight()
678 	tmp = I915_READ(BLC_PWM_PCH_CTL1);  in lpt_disable_backlight()
690 	tmp = I915_READ(BLC_PWM_CPU_CTL2);  in pch_disable_backlight()
693 	tmp = I915_READ(BLC_PWM_PCH_CTL1);  in pch_disable_backlight()
709 	tmp = I915_READ(BLC_PWM_CTL2);  in i965_disable_backlight()
722 	tmp = I915_READ(VLV_BLC_PWM_CTL2(pipe));  in vlv_disable_backlight()
735 	tmp = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in bxt_disable_backlight()
740 		val = I915_READ(UTIL_PIN_CTL);  in bxt_disable_backlight()
755 	tmp = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in cnp_disable_backlight()
809 	pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1);  in lpt_enable_backlight()
817 		schicken = I915_READ(SOUTH_CHICKEN2);  in lpt_enable_backlight()
824 		schicken = I915_READ(SOUTH_CHICKEN1);  in lpt_enable_backlight()
860 	cpu_ctl2 = I915_READ(BLC_PWM_CPU_CTL2);  in pch_enable_backlight()
867 	pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1);  in pch_enable_backlight()
905 	ctl = I915_READ(BLC_PWM_CTL);  in i9xx_enable_backlight()
945 	ctl2 = I915_READ(BLC_PWM_CTL2);  in i965_enable_backlight()
980 	ctl2 = I915_READ(VLV_BLC_PWM_CTL2(pipe));  in vlv_enable_backlight()
1012 		val = I915_READ(UTIL_PIN_CTL);  in bxt_enable_backlight()
1026 	pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in bxt_enable_backlight()
1057 	pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in cnp_enable_backlight()
1411 	if ((I915_READ(CBR1_VLV) & CBR_PWM_CLOCK_MUX_SELECT) == 0) {  in vlv_hz_to_pwm()
1491 		alt = I915_READ(SOUTH_CHICKEN2) & LPT_PWM_GRANULARITY;  in lpt_setup_backlight()
1493 		alt = I915_READ(SOUTH_CHICKEN1) & SPT_PWM_GRANULARITY;  in lpt_setup_backlight()
1496 	pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1);  in lpt_setup_backlight()
1499 	pch_ctl2 = I915_READ(BLC_PWM_PCH_CTL2);  in lpt_setup_backlight()
1526 	pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1);  in pch_setup_backlight()
1529 	pch_ctl2 = I915_READ(BLC_PWM_PCH_CTL2);  in pch_setup_backlight()
1545 	cpu_ctl2 = I915_READ(BLC_PWM_CPU_CTL2);  in pch_setup_backlight()
1558 	ctl = I915_READ(BLC_PWM_CTL);  in i9xx_setup_backlight()
1597 	ctl2 = I915_READ(BLC_PWM_CTL2);  in i965_setup_backlight()
1601 	ctl = I915_READ(BLC_PWM_CTL);  in i965_setup_backlight()
1634 	ctl2 = I915_READ(VLV_BLC_PWM_CTL2(pipe));  in vlv_setup_backlight()
1637 	ctl = I915_READ(VLV_BLC_PWM_CTL(pipe));  in vlv_setup_backlight()
1667 	pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in bxt_setup_backlight()
1671 		val = I915_READ(UTIL_PIN_CTL);  in bxt_setup_backlight()
1678 		I915_READ(BXT_BLC_PWM_FREQ(panel->backlight.controller));  in bxt_setup_backlight()
1712 	pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in cnp_setup_backlight()
1716 		I915_READ(BXT_BLC_PWM_FREQ(panel->backlight.controller));  in cnp_setup_backlight()