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staging: omap-thermal: document omap_bandgap_alert_init function

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Document function that sets talert handling up.

Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eduardo Valentin 2013-03-15 09:00:31 -04:00 committed by Greg Kroah-Hartman
parent d3790b3ddc
commit 094b8aca16
1 changed files with 11 additions and 1 deletions
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12
drivers/staging/omap-thermal/omap-bandgap.c
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@ -842,7 +842,17 @@ static int omap_bandgap_tshut_init(struct omap_bandgap *bg_ptr,
return 0; return 0;
} }
/* Initialization of Talert. Call it only if HAS(TALERT) is set */ /**
* omap_bandgap_alert_init() - setup and initialize talert handling
* @bg_ptr: pointer to struct omap_bandgap
* @pdev: pointer to device struct platform_device
*
* Call this function only in case the bandgap features HAS(TALERT).
* In this case, the driver needs to handle the TALERT signals as an IRQs.
* TALERT is a normal IRQ and it is fired any time thresholds (hot or cold)
* are violated. In these situation, the driver must reprogram the thresholds,
* accordingly to specified policy.
*/
static int omap_bandgap_talert_init(struct omap_bandgap *bg_ptr, static int omap_bandgap_talert_init(struct omap_bandgap *bg_ptr,
struct platform_device *pdev) struct platform_device *pdev)
{ {