linux-kernel - [PATCH] cs5535_gpio: gpio_chip.get should return the input value

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Date:	Tue, 23 Feb 2010 16:55:17 -0600
From:	Ben Gardner <gardner.ben@...il.com>
To:	Andres Salomon <dilinger@...labora.co.uk>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] cs5535_gpio: gpio_chip.get should return the input value

The gpio_chip.get() function for the CS5535 GPIO driver currently returns the
output value instead of the input value.
This patch changes it to return the input value.

Signed-off-by: Ben Gardner <gardner.ben@...il.com>
---
--- linux-2.6.33-rc8.orig/drivers/gpio/cs5535-gpio.c
+++ linux-2.6.33-rc8/drivers/gpio/cs5535-gpio.c
@@ -154,7 +154,7 @@

 static int chip_gpio_get(struct gpio_chip *chip, unsigned offset)
 {
-	return cs5535_gpio_isset(offset, GPIO_OUTPUT_VAL);
+	return cs5535_gpio_isset(offset, GPIO_READ_BACK);
 }

 static void chip_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
--
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