pmdomain: rockchip: quiet regulator error on -EPROBE_DEFER

Change the dev_err() to dev_err_probe() under rockchip_pd_power_on()
to prevent errors early in the boot process when the requested
regulator is not yet available. This converts errors like the following
to debug messages:

rockchip-pm-domain fd8d8000.power-management:power-controller: Failed to enable supply: -517

Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Tested-by: Diederik de Haas <diederik@cknow-tech.com>
Reviewed-by: Anand Moon <linux.amoon@gmail.com>
Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/pmdomain/rockchip/pm-domains.c b/drivers/pmdomain/rockchip/pm-domains.c
index 44d34840ede7a8f483930044c96042dda9290809..490bbb1d1d8e8fea3b5d8398eeb60065277436cf 100644 (file)
--- a/drivers/pmdomain/rockchip/pm-domains.c
+++ b/drivers/pmdomain/rockchip/pm-domains.c
@@ -705,10 +705,9 @@ static int rockchip_pd_power_on(struct generic_pm_domain *domain)
        int ret;
 
        ret = rockchip_pd_regulator_enable(pd);
-       if (ret) {
-               dev_err(pd->pmu->dev, "Failed to enable supply: %d\n", ret);
-               return ret;
-       }
+       if (ret)
+               return dev_err_probe(pd->pmu->dev, ret,
+                                    "Failed to enable supply: %d\n", ret);
 
        ret = rockchip_pd_power(pd, true);
        if (ret)