diff --git a/[refs] b/[refs]
index f2c8210cc55f..776ab57a13e1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 232e6686abb011c8a1b4101245814c730efb1f0a
+refs/heads/master: 9d12028884bd2a5cc1fa7dea5090a4e7f392fdf4
diff --git a/trunk/drivers/gpu/drm/gma500/psb_irq.c b/trunk/drivers/gpu/drm/gma500/psb_irq.c
index 4ffb2a062098..8652cdf3f03f 100644
--- a/trunk/drivers/gpu/drm/gma500/psb_irq.c
+++ b/trunk/drivers/gpu/drm/gma500/psb_irq.c
@@ -426,7 +426,7 @@ void psb_irq_turn_off_dpst(struct drm_device *dev)
 		psb_disable_pipestat(dev_priv, 0, PIPE_DPST_EVENT_ENABLE);
 
 		pwm_reg = PSB_RVDC32(PWM_CONTROL_LOGIC);
-		PSB_WVDC32(pwm_reg & !(PWM_PHASEIN_INT_ENABLE),
+		PSB_WVDC32(pwm_reg & ~PWM_PHASEIN_INT_ENABLE,
 							PWM_CONTROL_LOGIC);
 		pwm_reg = PSB_RVDC32(PWM_CONTROL_LOGIC);