* Maciej Purski <m.purski@xxxxxxxxxxx> [180312 12:24]:
> On 03/09/2018 04:58 PM, Tony Lindgren wrote:
> > * Mark Brown <broonie@xxxxxxxxxx> [180309 12:43]:
> > > On Fri, Mar 09, 2018 at 01:22:02PM +0100, Maciej Purski wrote:
> > >
> > > > I would like to kindly ask Fabio Estevam and Tony Lindgren to test the patch
> > > > series on their boards.
> >
> > I gave it a quick try and this set still causes at least mmc0
> > to fail for me.
>
> Thanks. Here's a small patch, which adds some debugs. Maybe they will reveal,
> where the problem is.
Sorry for the delay, now back from ELC. I tried applying this on
top of Linux next + your six patches but it fails to apply. Do
I need something else too?
Regards,
Tony
> diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
> index f1f11cf..0e80ba5 100644
> --- a/drivers/regulator/core.c
> +++ b/drivers/regulator/core.c
> @@ -2280,7 +2280,6 @@ int regulator_enable(struct regulator *regulator)
> {
> struct regulator_dev *rdev = regulator->rdev;
> int ret = 0;
> - int ret2;
>
> if (rdev->coupling_desc.n_resolved != rdev->coupling_desc.n_coupled) {
> rdev_err(rdev, "not all coupled regulators registered\n");
> @@ -2298,15 +2297,9 @@ int regulator_enable(struct regulator *regulator)
>
> regulator_lock_dependent(rdev);
> ret = _regulator_enable(rdev);
> - ret2 = regulator_balance_voltage(rdev, PM_SUSPEND_ON);
> + regulator_balance_voltage(rdev, PM_SUSPEND_ON);
> regulator_unlock_dependent(rdev);
>
> - if (ret2 != 0) {
> - rdev_err(rdev,
> - "balancing failed when trying to enable regulator: %d",
> - ret2);
> - }
> -
> if (ret != 0 && rdev->supply)
> regulator_disable(rdev->supply);
>
> @@ -3149,7 +3142,7 @@ static int regulator_set_voltage_rdev(struct regulator_dev *rdev, int min_uV,
> ret = regulator_set_voltage_unlocked(rdev->supply,
> best_supply_uV, INT_MAX, state);
> if (ret)
> - dev_err(&rdev->dev, "Failed to decrease supply voltage: %d\n",
> + dev_warn(&rdev->dev, "Failed to decrease supply voltage: %d\n",
> ret);
> /* No need to fail here */
> ret = 0;
> @@ -3332,11 +3325,8 @@ static int regulator_balance_voltage(struct regulator_dev *rdev,
> ret = regulator_set_voltage_rdev(best_rdev, best_uV,
> best_uV, state);
>
> - if (ret < 0) {
> - rdev_err(rdev,
> - "Failed to set voltage with error: %d", ret);
> + if (ret < 0)
> goto out;
> - }
> }
>
> out:
>
>
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