diff options
author | Samu Onkalo <samu.p.onkalo@nokia.com> | 2009-10-18 11:38:57 +0400 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-10-18 11:46:49 +0400 |
commit | b0aba1e66c38d64be2c7dbf4b08c71857031ab67 (patch) | |
tree | 1691861b033ef42331b30711a466025719f357c8 | |
parent | bc09dcadc1a3da87d58aa70ebc8e9441205be75c (diff) | |
download | linux-b0aba1e66c38d64be2c7dbf4b08c71857031ab67.tar.xz |
Input: add open and close methods for polled devices
Optional open and close methods for preparing and closing
the device.
Signed-off-by: Samu Onkalo <samu.p.onkalo@nokia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
-rw-r--r-- | drivers/input/input-polldev.c | 7 | ||||
-rw-r--r-- | drivers/input/misc/wistron_btns.c | 2 | ||||
-rw-r--r-- | include/linux/input-polldev.h | 11 |
3 files changed, 13 insertions, 7 deletions
diff --git a/drivers/input/input-polldev.c b/drivers/input/input-polldev.c index 0d3ce7a50fb1..910220c127cb 100644 --- a/drivers/input/input-polldev.c +++ b/drivers/input/input-polldev.c @@ -80,8 +80,8 @@ static int input_open_polled_device(struct input_dev *input) if (error) return error; - if (dev->flush) - dev->flush(dev); + if (dev->open) + dev->open(dev); queue_delayed_work(polldev_wq, &dev->work, msecs_to_jiffies(dev->poll_interval)); @@ -95,6 +95,9 @@ static void input_close_polled_device(struct input_dev *input) cancel_delayed_work_sync(&dev->work); input_polldev_stop_workqueue(); + + if (dev->close) + dev->close(dev); } /** diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c index a932179c4c9e..00eb9d651d97 100644 --- a/drivers/input/misc/wistron_btns.c +++ b/drivers/input/misc/wistron_btns.c @@ -1263,7 +1263,7 @@ static int __devinit setup_input_dev(void) if (!wistron_idev) return -ENOMEM; - wistron_idev->flush = wistron_flush; + wistron_idev->open = wistron_flush; wistron_idev->poll = wistron_poll; wistron_idev->poll_interval = POLL_INTERVAL_DEFAULT; diff --git a/include/linux/input-polldev.h b/include/linux/input-polldev.h index 597a0077b3c5..5c0ec68a965e 100644 --- a/include/linux/input-polldev.h +++ b/include/linux/input-polldev.h @@ -14,9 +14,11 @@ /** * struct input_polled_dev - simple polled input device - * @private: private driver data - * @flush: driver-supplied method that flushes device's state upon - * opening (optional) + * @private: private driver data. + * @open: driver-supplied method that prepares device for polling + * (enabled the device and maybe flushes device state). + * @close: driver-supplied method that is called when device is no + * longer being polled. Used to put device into low power mode. * @poll: driver-supplied method that polls the device and posts * input events (mandatory). * @poll_interval: specifies how often the poll() method shoudl be called. @@ -30,7 +32,8 @@ struct input_polled_dev { void *private; - void (*flush)(struct input_polled_dev *dev); + void (*open)(struct input_polled_dev *dev); + void (*close)(struct input_polled_dev *dev); void (*poll)(struct input_polled_dev *dev); unsigned int poll_interval; /* msec */ |