[PATCH v5 3/3] regulator: handle different error codes in regulator_set_enable_if_allowed

[Eugen Hristev]

The regulator core can return different codes which are not considered
a real error for this function.
Return success in such cases.

Signed-off-by: Eugen Hristev <eugen.hris...@collabora.com>
---
Changes in v5:
 - this is a new patch

 drivers/power/regulator/regulator-uclass.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/power/regulator/regulator-uclass.c 
b/drivers/power/regulator/regulator-uclass.c
index d608f7c23657..3a6ba69f6d5f 100644
--- a/drivers/power/regulator/regulator-uclass.c
+++ b/drivers/power/regulator/regulator-uclass.c
@@ -197,6 +197,12 @@ int regulator_set_enable_if_allowed(struct udevice *dev, 
bool enable)
        ret = regulator_set_enable(dev, enable);
        if (ret == -ENOSYS || ret == -EACCES)
                return 0;
+       /* if we want to disable but it's in use by someone else */
+       if (!enable && ret == -EBUSY)
+               return 0;
+       /* if it's already enabled/disabled */
+       if (ret == -EALREADY)
+               return 0;
 
        return ret;
 }
-- 
2.34.1