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authorArve Hjønnevåg <arve@android.com>2010-01-06 17:17:33 -0800
committerDan Willemsen <dwillemsen@nvidia.com>2011-11-30 21:38:14 -0800
commitcb998242b787ce18ff0f7976ae428d114bd4ce7a (patch)
treeb0493aecc630086c67c272691ae927d8fa964354 /drivers/staging
parent6b9496e22d34d37656d68353b80322fb4f36183d (diff)
Staging: android: timed_gpio: Request gpios.
Change-Id: I9e98250a04e5505ce2db2edd355e8fdf8391cabd Signed-off-by: Arve Hjønnevåg <arve@android.com>
Diffstat (limited to 'drivers/staging')
-rw-r--r--drivers/staging/android/timed_gpio.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/staging/android/timed_gpio.c b/drivers/staging/android/timed_gpio.c
index be7cdaa783ae..a646107da26d 100644
--- a/drivers/staging/android/timed_gpio.c
+++ b/drivers/staging/android/timed_gpio.c
@@ -106,10 +106,17 @@ static int timed_gpio_probe(struct platform_device *pdev)
gpio_dat->dev.name = cur_gpio->name;
gpio_dat->dev.get_time = gpio_get_time;
gpio_dat->dev.enable = gpio_enable;
- ret = timed_output_dev_register(&gpio_dat->dev);
+ ret = gpio_request(cur_gpio->gpio, cur_gpio->name);
+ if (ret >= 0) {
+ ret = timed_output_dev_register(&gpio_dat->dev);
+ if (ret < 0)
+ gpio_free(cur_gpio->gpio);
+ }
if (ret < 0) {
- for (j = 0; j < i; j++)
+ for (j = 0; j < i; j++) {
timed_output_dev_unregister(&gpio_data[i].dev);
+ gpio_free(gpio_data[i].gpio);
+ }
kfree(gpio_data);
return ret;
}
@@ -131,8 +138,10 @@ static int timed_gpio_remove(struct platform_device *pdev)
struct timed_gpio_data *gpio_data = platform_get_drvdata(pdev);
int i;
- for (i = 0; i < pdata->num_gpios; i++)
+ for (i = 0; i < pdata->num_gpios; i++) {
timed_output_dev_unregister(&gpio_data[i].dev);
+ gpio_free(gpio_data[i].gpio);
+ }
kfree(gpio_data);