soc: mediatek: Use GENPD_FLAG_ACTIVE_WAKEUP

Set the newly introduced GENPD_FLAG_ACTIVE_WAKEUP, which allows to
remove the driver's own flag-based callback.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/soc/mediatek/mtk-scpsys.c

@@ -361,17 +361,6 @@ static int scpsys_power_off(struct generic_pm_domain *genpd)
 	return ret;
 }
 
-static bool scpsys_active_wakeup(struct device *dev)
-{
-	struct generic_pm_domain *genpd;
-	struct scp_domain *scpd;
-
-	genpd = pd_to_genpd(dev->pm_domain);
-	scpd = container_of(genpd, struct scp_domain, genpd);
-
-	return scpd->data->active_wakeup;
-}
-
 static void init_clks(struct platform_device *pdev, struct clk **clk)
 {
 	int i;
@@ -466,7 +455,8 @@ static struct scp *init_scp(struct platform_device *pdev,
 		genpd->name = data->name;
 		genpd->power_off = scpsys_power_off;
 		genpd->power_on = scpsys_power_on;
-		genpd->dev_ops.active_wakeup = scpsys_active_wakeup;
+		if (scpd->data->active_wakeup)
+			genpd->flags |= GENPD_FLAG_ACTIVE_WAKEUP;
 	}
 
 	return scp;