BXT_BLC_PWM_CTL
pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));
I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),
I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller), pwm_ctl);
POSTING_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));
I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),
pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));
I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),
I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller), pwm_ctl);
POSTING_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));
I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),
pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));
pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));
tmp = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));
I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),
tmp = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));
I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),