linux-kernel - [PATCH 10/50] staging: omap-thermal: add documentation for omap_bandgap

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Date:	Fri, 15 Mar 2013 08:59:58 -0400
From:	Eduardo Valentin <eduardo.valentin@...com>
To:	<gregkh@...uxfoundation.org>
CC:	<devel@...verdev.osuosl.org>, <linux-omap@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
	Eduardo Valentin <eduardo.valentin@...com>
Subject: [PATCH 10/50] staging: omap-thermal: add documentation for omap_bandgap_power

Document the helper function to turn a bandgap device on and off.

Signed-off-by: Eduardo Valentin <eduardo.valentin@...com>
---
 drivers/staging/omap-thermal/omap-bandgap.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/drivers/staging/omap-thermal/omap-bandgap.c b/drivers/staging/omap-thermal/omap-bandgap.c
index ec79ec1..62a5fb9 100644
--- a/drivers/staging/omap-thermal/omap-bandgap.c
+++ b/drivers/staging/omap-thermal/omap-bandgap.c
@@ -86,6 +86,14 @@ do {								\
 	omap_bandgap_writel(bg_ptr, r, t->reg);			\
 } while (0)
 
+/**
+ * omap_bandgap_power() - controls the power state of a bandgap device
+ * @bg_ptr: pointer to omap_bandgap structure
+ * @on: desired power state (1 - on, 0 - off)
+ *
+ * Used to power on/off a bandgap device instance. Only used on those
+ * that features tempsoff bit.
+ */
 static int omap_bandgap_power(struct omap_bandgap *bg_ptr, bool on)
 {
 	int i;
-- 
1.7.7.1.488.ge8e1c

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