linux-kernel - [PATCH 14/50] staging: omap-thermal: update tshut IRQ handler documentation

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Date:	Fri, 15 Mar 2013 09:00:02 -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 14/50] staging: omap-thermal: update tshut IRQ handler documentation

Documents tshut handler better.

Signed-off-by: Eduardo Valentin <eduardo.valentin@...com>
---
 drivers/staging/omap-thermal/omap-bandgap.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/omap-thermal/omap-bandgap.c b/drivers/staging/omap-thermal/omap-bandgap.c
index aa60b7b..d0db361 100644
--- a/drivers/staging/omap-thermal/omap-bandgap.c
+++ b/drivers/staging/omap-thermal/omap-bandgap.c
@@ -207,7 +207,15 @@ static irqreturn_t omap_bandgap_talert_irq_handler(int irq, void *data)
 	return IRQ_HANDLED;
 }
 
-/* This is the Tshut handler. Call it only if HAS(TSHUT) is set */
+/**
+ * omap_bandgap_tshut_irq_handler() - handles Temperature shutdown signal
+ * @irq: IRQ number
+ * @data: private data (unused)
+ *
+ * This is the Tshut handler. Use it only if bandgap device features
+ * HAS(TSHUT). If any sensor fires the Tshut signal, we simply shutdown
+ * the system.
+ */
 static irqreturn_t omap_bandgap_tshut_irq_handler(int irq, void *data)
 {
 	pr_emerg("%s: TSHUT temperature reached. Needs shut down...\n",
-- 
1.7.7.1.488.ge8e1c

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