Messages in this thread Patch in this message | | | From | Eduardo Valentin <> | Subject | [PATCH 43/50] staging: omap-thermal: document omap_bandgap_alert_init function | Date | Fri, 15 Mar 2013 09:00:31 -0400 |
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Document function that sets talert handling up.
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com> --- drivers/staging/omap-thermal/omap-bandgap.c | 12 +++++++++++- 1 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/omap-thermal/omap-bandgap.c b/drivers/staging/omap-thermal/omap-bandgap.c index f2ebbcf..3150ec2 100644 --- a/drivers/staging/omap-thermal/omap-bandgap.c +++ b/drivers/staging/omap-thermal/omap-bandgap.c @@ -842,7 +842,17 @@ static int omap_bandgap_tshut_init(struct omap_bandgap *bg_ptr, 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, struct platform_device *pdev) { -- 1.7.7.1.488.ge8e1c
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