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path: root/drivers/gpu/drm/gma500/psb_irq.c
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Diffstat (limited to 'drivers/gpu/drm/gma500/psb_irq.c')
-rw-r--r--drivers/gpu/drm/gma500/psb_irq.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/gma500/psb_irq.c b/drivers/gpu/drm/gma500/psb_irq.c
index 40a37e400b02..91f90016dba9 100644
--- a/drivers/gpu/drm/gma500/psb_irq.c
+++ b/drivers/gpu/drm/gma500/psb_irq.c
@@ -470,12 +470,11 @@ void psb_irq_turn_off_dpst(struct drm_device *dev)
{
struct drm_psb_private *dev_priv =
(struct drm_psb_private *) dev->dev_private;
- u32 hist_reg;
u32 pwm_reg;
if (gma_power_begin(dev, false)) {
PSB_WVDC32(0x00000000, HISTOGRAM_INT_CONTROL);
- hist_reg = PSB_RVDC32(HISTOGRAM_INT_CONTROL);
+ PSB_RVDC32(HISTOGRAM_INT_CONTROL);
psb_disable_pipestat(dev_priv, 0, PIPE_DPST_EVENT_ENABLE);