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[v4,3/3] power: gpio-charger: do not use gpio value directly

Message ID 1411504936-21026-4-git-send-email-heiko@sntech.de (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Heiko Stübner Sept. 23, 2014, 8:42 p.m. UTC 
From: Heiko Stuebner <heiko.stuebner@bq.com>

Some gpio implementations return interesting values for gpio_get_value when
the value is not 0 - as seen on a imx6sl board. Therefore do not use the
value returned from gpio_get_value directly but simply check for 0 or not 0.

Signed-off-by: Heiko Stuebner <heiko.stuebner@bq.com>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Tested-by: Doug Anderson <dianders@chromium.org>
---
 drivers/power/gpio-charger.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c
index 22f084a..7d4eab2 100644
--- a/drivers/power/gpio-charger.c
+++ b/drivers/power/gpio-charger.c
@@ -57,7 +57,7 @@  static int gpio_charger_get_property(struct power_supply *psy,
 
 	switch (psp) {
 	case POWER_SUPPLY_PROP_ONLINE:
-		val->intval = gpio_get_value_cansleep(pdata->gpio);
+		val->intval = !!gpio_get_value_cansleep(pdata->gpio);
 		val->intval ^= pdata->gpio_active_low;
 		break;
 	default: