Ignore this.
I've just rebased and the API has changed slightly.
Will fixup and resend.
> From: Jonas Aaberg <jonas.aberg@xxxxxxxxxxxxxx>
>
> Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
> Cc: linux-input@xxxxxxxxxxxxxxx
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
> Signed-off-by: Jonas Aaberg <jonas.aberg@xxxxxxxxxxxxxx>
> Signed-off-by: Philippe Langlais <philippe.langlais@xxxxxxxxxx>
> Reviewed-by: Bengt Jonsson <bengt.g.jonsson@xxxxxxxxxxxxxx>
> ---
> drivers/input/keyboard/gpio_keys.c | 17 +++++++++++++----
> 1 file changed, 13 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
> index 2cf6757..cff548c 100644
> --- a/drivers/input/keyboard/gpio_keys.c
> +++ b/drivers/input/keyboard/gpio_keys.c
> @@ -29,6 +29,7 @@
> #include <linux/of_platform.h>
> #include <linux/of_gpio.h>
> #include <linux/spinlock.h>
> +#include <linux/pm_runtime.h>
>
> struct gpio_button_data {
> const struct gpio_keys_button *button;
> @@ -533,6 +534,7 @@ static int gpio_keys_open(struct input_dev *input)
> struct gpio_keys_drvdata *ddata = input_get_drvdata(input);
> const struct gpio_keys_platform_data *pdata = ddata->pdata;
>
> + pm_runtime_get_sync(input->dev.parent);
> ddata->enabled = true;
>
> return pdata->enable ? pdata->enable(input->dev.parent) : 0;
> @@ -547,6 +549,8 @@ static void gpio_keys_close(struct input_dev *input)
>
> if (pdata->disable)
> pdata->disable(input->dev.parent);
> +
> + pm_runtime_put(input->dev.parent);
> }
>
> /*
> @@ -708,6 +712,8 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
> input->id.product = 0x0001;
> input->id.version = 0x0100;
>
> + pm_runtime_enable(&pdev->dev);
> +
> /* Enable auto repeat feature of Linux input subsystem */
> if (pdata->rep)
> __set_bit(EV_REP, input->evbit);
> @@ -773,6 +779,8 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev)
> struct input_dev *input = ddata->input;
> int i;
>
> + pm_runtime_disable(&pdev->dev);
> +
> sysfs_remove_group(&pdev->dev.kobj, &gpio_keys_attr_group);
>
> device_init_wakeup(&pdev->dev, 0);
> @@ -805,8 +813,8 @@ static int gpio_keys_suspend(struct device *dev)
> }
> } else {
> ddata->enable_after_suspend = ddata->enabled;
> - if (ddata->enabled)
> - gpio_keys_close(ddata->input);
> + if (ddata->enabled && ddata->disable)
> + ddata->disable(dev);
> }
>
> return 0;
> @@ -826,8 +834,9 @@ static int gpio_keys_resume(struct device *dev)
> gpio_keys_gpio_report_event(bdata);
> }
>
> - if (!device_may_wakeup(dev) && ddata->enable_after_suspend)
> - gpio_keys_open(ddata->input);
> + if (!device_may_wakeup(dev) && ddata->enable_after_suspend
> + && ddata->enable)
> + ddata->enable(dev);
>
> input_sync(ddata->input);
>
> --
> 1.7.9.5
>
--
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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