diff options
author | Jonas Aaberg <jonas.aberg@stericsson.com> | 2011-11-15 10:41:34 +0100 |
---|---|---|
committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-05-22 11:03:41 +0200 |
commit | cc2397425aa40cb79d054d0825cc2c67808d9f89 (patch) | |
tree | 7df61876f713542e1b65d6a33d94abf8711901c0 /drivers | |
parent | be170847f6a78a1753831cf36b95d94417eb4eb3 (diff) |
drivers: gpio-keys: Add runtime support
ST-Ericsson Linux next: -
ST-Ericsson ID: 370799
ST-Ericsson FOSS-OUT ID: Trivial
Change-Id: I14fc29c024e8d9b970cb9c0753cef72e2e61a0ca
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Signed-off-by: Philippe Langlais <philippe.langlais@linaro.org>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/37778
Reviewed-by: QABUILD
Reviewed-by: Bengt JONSSON <bengt.g.jonsson@stericsson.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/input/keyboard/gpio_keys.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 888703d79c7..1fdf54bb4f6 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; @@ -526,6 +527,7 @@ static int gpio_keys_open(struct input_dev *input) { struct gpio_keys_drvdata *ddata = input_get_drvdata(input); + pm_runtime_get_sync(input->dev.parent); ddata->enabled = true; return ddata->enable ? ddata->enable(input->dev.parent) : 0; } @@ -537,6 +539,7 @@ static void gpio_keys_close(struct input_dev *input) if (ddata->disable) ddata->disable(input->dev.parent); ddata->enabled = false; + pm_runtime_put(input->dev.parent); } /* @@ -696,6 +699,8 @@ 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); @@ -761,6 +766,8 @@ 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); @@ -797,8 +804,8 @@ 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; @@ -818,8 +825,9 @@ 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); |