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authorDavid S. Miller <davem@davemloft.net>2010-08-16 23:09:34 +0200
committerDavid S. Miller <davem@davemloft.net>2010-08-16 23:09:34 +0200
commit300a103d1504134f8c4a7e831f995e917ea9b1e4 (patch)
tree7f94d5fff513d132bd0b57a9e3bd96c4cc80d707 /drivers/input/keyboard/gpio_keys.c
parentsparc: Really fix "console=" for serial consoles. (diff)
parentLinux 2.6.36-rc1 (diff)
downloadlinux-300a103d1504134f8c4a7e831f995e917ea9b1e4.tar.xz
linux-300a103d1504134f8c4a7e831f995e917ea9b1e4.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/input/keyboard/gpio_keys.c')
-rw-r--r--drivers/input/keyboard/gpio_keys.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index a9fd147f2ba7..6069abe31e42 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -39,6 +39,8 @@ struct gpio_keys_drvdata {
struct input_dev *input;
struct mutex disable_lock;
unsigned int n_buttons;
+ int (*enable)(struct device *dev);
+ void (*disable)(struct device *dev);
struct gpio_button_data data[0];
};
@@ -423,6 +425,21 @@ fail2:
return error;
}
+static int gpio_keys_open(struct input_dev *input)
+{
+ struct gpio_keys_drvdata *ddata = input_get_drvdata(input);
+
+ return ddata->enable ? ddata->enable(input->dev.parent) : 0;
+}
+
+static void gpio_keys_close(struct input_dev *input)
+{
+ struct gpio_keys_drvdata *ddata = input_get_drvdata(input);
+
+ if (ddata->disable)
+ ddata->disable(input->dev.parent);
+}
+
static int __devinit gpio_keys_probe(struct platform_device *pdev)
{
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
@@ -444,13 +461,18 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
ddata->input = input;
ddata->n_buttons = pdata->nbuttons;
+ ddata->enable = pdata->enable;
+ ddata->disable = pdata->disable;
mutex_init(&ddata->disable_lock);
platform_set_drvdata(pdev, ddata);
+ input_set_drvdata(input, ddata);
input->name = pdev->name;
input->phys = "gpio-keys/input0";
input->dev.parent = &pdev->dev;
+ input->open = gpio_keys_open;
+ input->close = gpio_keys_close;
input->id.bustype = BUS_HOST;
input->id.vendor = 0x0001;