diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-15 13:41:39 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-15 13:41:39 -0700 |
commit | f2e1d89f9b349b3cd914b7c6ec6368632f4ad048 (patch) | |
tree | 5b0042924a9f9c8b3309c0be880f51795916fc28 /drivers/hwmon/hdaps.c | |
parent | 85ffdd28be04c324349dfc7c9de3d4342c885c3f (diff) | |
parent | 82ba56c273911f7eda79849cfa0fc2d2e5a3b75b (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (40 commits)
Input: use full RCU API
Input: remove tsdev interface
Input: add support for Blackfin BF54x Keypad controller
Input: appletouch - another fix for idle reset logic
HWMON: hdaps - switch to using input-polldev
Input: add support for SEGA Dreamcast keyboard
Input: omap-keyboard - don't pretend we support changing keymap
Input: lifebook - fix X and Y axis range
Input: usbtouchscreen - add support for GeneralTouch devices
Input: fix open count handling in input interfaces
Input: keyboard - add CapsShift lock
Input: adbhid - produce all CapsLock key events
Input: ALPS - add signature for ThinkPad R61
Input: jornada720_kbd - send MSC_SCAN events
Input: add support for the HP Jornada 7xx (710/720/728) touchscreen
Input: add support for HP Jornada 7xx onboard keyboard
Input: add support for HP Jornada onboard keyboard (HP6XX)
Input: ucb1400_ts - use schedule_timeout_uninterruptible
Input: xpad - fix dependancy on LEDS class
Input: auto-select INPUT for MAC_EMUMOUSEBTN option
...
Resolved conflicts manually in drivers/hwmon/applesmc.c: converting from
a class device to a device and converting to use input-polldev created a
few apparently trivial clashes..
Diffstat (limited to 'drivers/hwmon/hdaps.c')
-rw-r--r-- | drivers/hwmon/hdaps.c | 55 |
1 files changed, 24 insertions, 31 deletions
diff --git a/drivers/hwmon/hdaps.c b/drivers/hwmon/hdaps.c index a7c6d407572b..8a7ae03aeee4 100644 --- a/drivers/hwmon/hdaps.c +++ b/drivers/hwmon/hdaps.c @@ -28,7 +28,7 @@ #include <linux/delay.h> #include <linux/platform_device.h> -#include <linux/input.h> +#include <linux/input-polldev.h> #include <linux/kernel.h> #include <linux/mutex.h> #include <linux/module.h> @@ -61,13 +61,12 @@ #define INIT_TIMEOUT_MSECS 4000 /* wait up to 4s for device init ... */ #define INIT_WAIT_MSECS 200 /* ... in 200ms increments */ -#define HDAPS_POLL_PERIOD (HZ/20) /* poll for input every 1/20s */ +#define HDAPS_POLL_INTERVAL 50 /* poll for input every 1/20s (50 ms)*/ #define HDAPS_INPUT_FUZZ 4 /* input event threshold */ #define HDAPS_INPUT_FLAT 4 -static struct timer_list hdaps_timer; static struct platform_device *pdev; -static struct input_dev *hdaps_idev; +static struct input_polled_dev *hdaps_idev; static unsigned int hdaps_invert; static u8 km_activity; static int rest_x; @@ -323,24 +322,19 @@ static void hdaps_calibrate(void) __hdaps_read_pair(HDAPS_PORT_XPOS, HDAPS_PORT_YPOS, &rest_x, &rest_y); } -static void hdaps_mousedev_poll(unsigned long unused) +static void hdaps_mousedev_poll(struct input_polled_dev *dev) { + struct input_dev *input_dev = dev->input; int x, y; - /* Cannot sleep. Try nonblockingly. If we fail, try again later. */ - if (mutex_trylock(&hdaps_mtx)) { - mod_timer(&hdaps_timer,jiffies + HDAPS_POLL_PERIOD); - return; - } + mutex_lock(&hdaps_mtx); if (__hdaps_read_pair(HDAPS_PORT_XPOS, HDAPS_PORT_YPOS, &x, &y)) goto out; - input_report_abs(hdaps_idev, ABS_X, x - rest_x); - input_report_abs(hdaps_idev, ABS_Y, y - rest_y); - input_sync(hdaps_idev); - - mod_timer(&hdaps_timer, jiffies + HDAPS_POLL_PERIOD); + input_report_abs(input_dev, ABS_X, x - rest_x); + input_report_abs(input_dev, ABS_Y, y - rest_y); + input_sync(input_dev); out: mutex_unlock(&hdaps_mtx); @@ -536,6 +530,7 @@ static struct dmi_system_id __initdata hdaps_whitelist[] = { static int __init hdaps_init(void) { + struct input_dev *idev; int ret; if (!dmi_check_system(hdaps_whitelist)) { @@ -563,39 +558,37 @@ static int __init hdaps_init(void) if (ret) goto out_device; - hdaps_idev = input_allocate_device(); + hdaps_idev = input_allocate_polled_device(); if (!hdaps_idev) { ret = -ENOMEM; goto out_group; } + hdaps_idev->poll = hdaps_mousedev_poll; + hdaps_idev->poll_interval = HDAPS_POLL_INTERVAL; + /* initial calibrate for the input device */ hdaps_calibrate(); /* initialize the input class */ - hdaps_idev->name = "hdaps"; - hdaps_idev->dev.parent = &pdev->dev; - hdaps_idev->evbit[0] = BIT(EV_ABS); - input_set_abs_params(hdaps_idev, ABS_X, + idev = hdaps_idev->input; + idev->name = "hdaps"; + idev->dev.parent = &pdev->dev; + idev->evbit[0] = BIT(EV_ABS); + input_set_abs_params(idev, ABS_X, -256, 256, HDAPS_INPUT_FUZZ, HDAPS_INPUT_FLAT); - input_set_abs_params(hdaps_idev, ABS_Y, + input_set_abs_params(idev, ABS_Y, -256, 256, HDAPS_INPUT_FUZZ, HDAPS_INPUT_FLAT); - ret = input_register_device(hdaps_idev); + ret = input_register_polled_device(hdaps_idev); if (ret) goto out_idev; - /* start up our timer for the input device */ - init_timer(&hdaps_timer); - hdaps_timer.function = hdaps_mousedev_poll; - hdaps_timer.expires = jiffies + HDAPS_POLL_PERIOD; - add_timer(&hdaps_timer); - printk(KERN_INFO "hdaps: driver successfully loaded.\n"); return 0; out_idev: - input_free_device(hdaps_idev); + input_free_polled_device(hdaps_idev); out_group: sysfs_remove_group(&pdev->dev.kobj, &hdaps_attribute_group); out_device: @@ -611,8 +604,8 @@ out: static void __exit hdaps_exit(void) { - del_timer_sync(&hdaps_timer); - input_unregister_device(hdaps_idev); + input_unregister_polled_device(hdaps_idev); + input_free_polled_device(hdaps_idev); sysfs_remove_group(&pdev->dev.kobj, &hdaps_attribute_group); platform_device_unregister(pdev); platform_driver_unregister(&hdaps_driver); |