1016 	u32 ctl, ctl2, freq;  in i965_enable_backlight()  local
1018 	ctl2 = I915_READ(BLC_PWM_CTL2);  in i965_enable_backlight()
1019 	if (ctl2 & BLM_PWM_ENABLE) {  in i965_enable_backlight()
1021 		ctl2 &= ~BLM_PWM_ENABLE;  in i965_enable_backlight()
1022 		I915_WRITE(BLC_PWM_CTL2, ctl2);  in i965_enable_backlight()
1032 	ctl2 = BLM_PIPE(pipe);  in i965_enable_backlight()
1034 		ctl2 |= BLM_COMBINATION_MODE;  in i965_enable_backlight()
1036 		ctl2 |= BLM_POLARITY_I965;  in i965_enable_backlight()
1037 	I915_WRITE(BLC_PWM_CTL2, ctl2);  in i965_enable_backlight()
1039 	I915_WRITE(BLC_PWM_CTL2, ctl2 | BLM_PWM_ENABLE);  in i965_enable_backlight()
1051 	u32 ctl, ctl2;  in vlv_enable_backlight()  local
1053 	ctl2 = I915_READ(VLV_BLC_PWM_CTL2(pipe));  in vlv_enable_backlight()
1054 	if (ctl2 & BLM_PWM_ENABLE) {  in vlv_enable_backlight()
1056 		ctl2 &= ~BLM_PWM_ENABLE;  in vlv_enable_backlight()
1057 		I915_WRITE(VLV_BLC_PWM_CTL2(pipe), ctl2);  in vlv_enable_backlight()
1066 	ctl2 = 0;  in vlv_enable_backlight()
1068 		ctl2 |= BLM_POLARITY_I965;  in vlv_enable_backlight()
1069 	I915_WRITE(VLV_BLC_PWM_CTL2(pipe), ctl2);  in vlv_enable_backlight()
1071 	I915_WRITE(VLV_BLC_PWM_CTL2(pipe), ctl2 | BLM_PWM_ENABLE);  in vlv_enable_backlight()
1698 	u32 ctl, ctl2, val;  in i965_setup_backlight()  local
1700 	ctl2 = I915_READ(BLC_PWM_CTL2);  in i965_setup_backlight()
1701 	panel->backlight.combination_mode = ctl2 & BLM_COMBINATION_MODE;  in i965_setup_backlight()
1702 	panel->backlight.active_low_pwm = ctl2 & BLM_POLARITY_I965;  in i965_setup_backlight()
1723 	panel->backlight.enabled = ctl2 & BLM_PWM_ENABLE;  in i965_setup_backlight()
1732 	u32 ctl, ctl2, val;  in vlv_setup_backlight()  local
1737 	ctl2 = I915_READ(VLV_BLC_PWM_CTL2(pipe));  in vlv_setup_backlight()
1738 	panel->backlight.active_low_pwm = ctl2 & BLM_POLARITY_I965;  in vlv_setup_backlight()
1756 	panel->backlight.enabled = ctl2 & BLM_PWM_ENABLE;  in vlv_setup_backlight()