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author | Eduardo Valentin <eduardo.valentin@ti.com> | 2013-03-15 13:00:15 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-15 16:02:22 (GMT) |
commit | e7f60b5360ff093a220b0022e62648d9090eae4e (patch) | |
tree | 7c419922c94025592c17076940e09fda0f8fb765 /drivers/staging/omap-thermal | |
parent | 26a70ed987acc329d64fa26c230d375e8f631512 (diff) | |
download | linux-fsl-qoriq-e7f60b5360ff093a220b0022e62648d9090eae4e.tar.xz |
staging: omap-thermal: add documentation for omap_bandgap_mcelsius_to_adc
Document the conversion function.
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/omap-thermal')
-rw-r--r-- | drivers/staging/omap-thermal/omap-bandgap.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/staging/omap-thermal/omap-bandgap.c b/drivers/staging/omap-thermal/omap-bandgap.c index 963fcaf..39bfe8d 100644 --- a/drivers/staging/omap-thermal/omap-bandgap.c +++ b/drivers/staging/omap-thermal/omap-bandgap.c @@ -262,6 +262,16 @@ exit: return ret; } +/** + * omap_bandgap_mcelsius_to_adc() - converts a mCelsius value to ADC scale + * @bg_ptr: struct omap_bandgap pointer + * @temp: value in mCelsius + * @adc: address where to write the resulting temperature in ADC representation + * + * Simple conversion from mCelsius to ADC values. In case the temp value + * is out of the ADC conv table range, it returns -ERANGE, 0 on success. + * The conversion table is indexed by the ADC values. + */ static int omap_bandgap_mcelsius_to_adc(struct omap_bandgap *bg_ptr, long temp, int *adc) |