Axel Lin a336dc8f68 regulator: da9052: Ensure enough delay time for .set_voltage_time_sel ...

Use DIV_ROUND_UP to prevent truncation by integer division issue.
This ensures we return enough delay time.

Also fix returning negative value when new_sel < old_sel.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Link: https://lore.kernel.org/r/20210618141412.4014912-1-axel.lin@ingics.com
Signed-off-by: Mark Brown <broonie@kernel.org>

2021-06-23 12:34:40 +01:00

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