diff options
author | Jiri Kosina <jkosina@suse.cz> | 2012-02-03 23:12:42 +0100 |
---|---|---|
committer | Jiri Kosina <jkosina@suse.cz> | 2012-02-03 23:13:05 +0100 |
commit | 972c5ae961d6e5103e2b33d935cfa4145fd47140 (patch) | |
tree | 350b2a76b979ba8766c09838617df67ff330eca0 /drivers/mfd/ucb1x00-ts.c | |
parent | 5196d20305d5e30d871111d3a876cf067dd94255 (diff) | |
parent | 7c7ed8ec337bf5f62cc5287a6eb6b2f1b7504c2f (diff) |
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply patch to a newer
code (namely drivers/gpu/drm/gma500/psb_intel_lvds.c)
Diffstat (limited to 'drivers/mfd/ucb1x00-ts.c')
-rw-r--r-- | drivers/mfd/ucb1x00-ts.c | 32 |
1 files changed, 5 insertions, 27 deletions
diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c index 38ffbd50a0d..63a3cbdfa3f 100644 --- a/drivers/mfd/ucb1x00-ts.c +++ b/drivers/mfd/ucb1x00-ts.c @@ -47,7 +47,6 @@ struct ucb1x00_ts { u16 x_res; u16 y_res; - unsigned int restart:1; unsigned int adcsync:1; }; @@ -207,15 +206,17 @@ static int ucb1x00_thread(void *_ts) { struct ucb1x00_ts *ts = _ts; DECLARE_WAITQUEUE(wait, current); + bool frozen, ignore = false; int valid = 0; set_freezable(); add_wait_queue(&ts->irq_wait, &wait); - while (!kthread_should_stop()) { + while (!kthread_freezable_should_stop(&frozen)) { unsigned int x, y, p; signed long timeout; - ts->restart = 0; + if (frozen) + ignore = true; ucb1x00_adc_enable(ts->ucb); @@ -258,7 +259,7 @@ static int ucb1x00_thread(void *_ts) * space. We therefore leave it to user space * to do any filtering they please. */ - if (!ts->restart) { + if (!ignore) { ucb1x00_ts_evt_add(ts, p, x, y); valid = 1; } @@ -267,8 +268,6 @@ static int ucb1x00_thread(void *_ts) timeout = HZ / 100; } - try_to_freeze(); - schedule_timeout(timeout); } @@ -340,26 +339,6 @@ static void ucb1x00_ts_close(struct input_dev *idev) ucb1x00_disable(ts->ucb); } -#ifdef CONFIG_PM -static int ucb1x00_ts_resume(struct ucb1x00_dev *dev) -{ - struct ucb1x00_ts *ts = dev->priv; - - if (ts->rtask != NULL) { - /* - * Restart the TS thread to ensure the - * TS interrupt mode is set up again - * after sleep. - */ - ts->restart = 1; - wake_up(&ts->irq_wait); - } - return 0; -} -#else -#define ucb1x00_ts_resume NULL -#endif - /* * Initialisation. @@ -425,7 +404,6 @@ static void ucb1x00_ts_remove(struct ucb1x00_dev *dev) static struct ucb1x00_driver ucb1x00_ts_driver = { .add = ucb1x00_ts_add, .remove = ucb1x00_ts_remove, - .resume = ucb1x00_ts_resume, }; static int __init ucb1x00_ts_init(void) |