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Commit 9efa93b0 authored by Eduardo Valentin's avatar Eduardo Valentin Committed by Greg Kroah-Hartman
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staging: omap-thermal: document _omap_bandgap_write_threshold function



Document function to update alert thresholds.

Signed-off-by: default avatarEduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 38d99e80
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+13 −0
Original line number Diff line number Diff line
@@ -455,6 +455,19 @@ static inline int omap_bandgap_validate(struct omap_bandgap *bg_ptr, int id)
	return ret;
}

/**
 * _omap_bandgap_write_threshold() - helper to update TALERT t_cold or t_hot
 * @bg_ptr: struct omap_bandgap pointer
 * @id: bandgap sensor id
 * @val: value (mCelsius) of a new threshold
 * @hot: desired threshold to be updated. true if threshold hot, false if
 *       threshold cold
 *
 * It will update the required thresholds (hot and cold) for TALERT signal.
 * This function can be used to update t_hot or t_cold, depending on @hot value.
 * Validates the mCelsius range and update the requested threshold.
 * Call this function only if bandgap features HAS(TALERT).
 */
int _omap_bandgap_write_threshold(struct omap_bandgap *bg_ptr, int id, int val,
				  bool hot)
{