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author | Eduardo Valentin <eduardo.valentin@ti.com> | 2013-03-15 09:00:29 -0400 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-15 09:02:24 -0700 |
commit | 7a681a50ed97c7db60fdde608d885533b9f98acb (patch) | |
tree | e896282f3dd9904fe925cba9321d7226f612e221 | |
parent | 9efa93b0e695d759141f840b683394e642cbbb94 (diff) |
staging: omap-thermal: document _omap_bandgap_read_threshold function
Add documentation of the function for reading alert thresholds
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/staging/omap-thermal/omap-bandgap.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/staging/omap-thermal/omap-bandgap.c b/drivers/staging/omap-thermal/omap-bandgap.c index 4cacfc1c546b..aa90539f20ca 100644 --- a/drivers/staging/omap-thermal/omap-bandgap.c +++ b/drivers/staging/omap-thermal/omap-bandgap.c @@ -510,6 +510,18 @@ exit: return ret; } +/** + * _omap_bandgap_read_threshold() - helper to read TALERT t_cold or t_hot + * @bg_ptr: struct omap_bandgap pointer + * @id: bandgap sensor id + * @val: value (mCelsius) of a threshold + * @hot: desired threshold to be read. true if threshold hot, false if + * threshold cold + * + * It will fetch the required thresholds (hot and cold) for TALERT signal. + * This function can be used to read t_hot or t_cold, depending on @hot value. + * Call this function only if bandgap features HAS(TALERT). + */ int _omap_bandgap_read_threshold(struct omap_bandgap *bg_ptr, int id, int *val, bool hot) { |