On Fri, Dec 27, 2019 at 12:52 PM Chen Zhou chenzhou10@huawei.com wrote:

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/gpu/drm/gma500/psb_irq.c: In function psb_irq_turn_off_dpst: drivers/gpu/drm/gma500/psb_irq.c:473:6: warning: variable hist_reg set but not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Chen Zhou chenzhou10@huawei.com

Applied to drm-misc-next

Thanks Patrik

---

drivers/gpu/drm/gma500/psb_irq.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/gma500/psb_irq.c b/drivers/gpu/drm/gma500/psb_irq.c index 40a37e4..91f9001 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);
  
  

-- 2.7.4