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pm: cleanup pm control callback implementations

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- Return -ENOTSUP if the requested state is not supported
- Remove redundant "noop style" functions.
- Use switch everywhere to handle requested state (not necessary in all
  drivers, but better take off with consistency in place after current
  changes).

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
This commit is contained in:
Gerard Marull-Paretas 2021-07-05 10:35:15 +02:00 • committed by Anas Nashif
commit 495672ab62
33 changed files with 263 additions and 334 deletions
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drivers/i2c/i2c_nrfx_twi.c
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@ -231,6 +231,7 @@ static int twi_nrfx_pm_control(const struct device *dev,
break;
case PM_DEVICE_STATE_SUSPENDED:
__fallthrough;
case PM_DEVICE_STATE_OFF:
nrfx_twi_uninit(&get_dev_config(dev)->twi);
break;