X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fmfd%2Fucb1x00-ts.c;h=ad34e2d22524f5a7d96d4acd609c2b1c59dd454e;hb=e945e849e18006c131fe59252ab920c6b5f7959c;hp=cb8c264eaff07e7ce93883e164910d60b909f191;hpb=36f021b579d195cdc5fa6f3e2bab198b4bf70643;p=linux-2.6

diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c
index cb8c264eaf..ad34e2d225 100644
--- a/drivers/mfd/ucb1x00-ts.c
+++ b/drivers/mfd/ucb1x00-ts.c
@@ -32,7 +32,6 @@
 #include <linux/kthread.h>
 
 #include <asm/dma.h>
-#include <asm/semaphore.h>
 #include <asm/arch/collie.h>
 #include <asm/mach-types.h>
 
@@ -205,19 +204,10 @@ static inline int ucb1x00_ts_pen_down(struct ucb1x00_ts *ts)
 static int ucb1x00_thread(void *_ts)
 {
 	struct ucb1x00_ts *ts = _ts;
-	struct task_struct *tsk = current;
-	DECLARE_WAITQUEUE(wait, tsk);
-	int valid;
-
-	/*
-	 * We could run as a real-time thread.  However, thus far
-	 * this doesn't seem to be necessary.
-	 */
-//	tsk->policy = SCHED_FIFO;
-//	tsk->rt_priority = 1;
-
-	valid = 0;
+	DECLARE_WAITQUEUE(wait, current);
+	int valid = 0;
 
+	set_freezable();
 	add_wait_queue(&ts->irq_wait, &wait);
 	while (!kthread_should_stop()) {
 		unsigned int x, y, p;
@@ -243,7 +233,7 @@ static int ucb1x00_thread(void *_ts)
 
 
 		if (ucb1x00_ts_pen_down(ts)) {
-			set_task_state(tsk, TASK_INTERRUPTIBLE);
+			set_current_state(TASK_INTERRUPTIBLE);
 
 			ucb1x00_enable_irq(ts->ucb, UCB_IRQ_TSPX, machine_is_collie() ? UCB_RISING : UCB_FALLING);
 			ucb1x00_disable(ts->ucb);
@@ -271,7 +261,7 @@ static int ucb1x00_thread(void *_ts)
 				valid = 1;
 			}
 
-			set_task_state(tsk, TASK_INTERRUPTIBLE);
+			set_current_state(TASK_INTERRUPTIBLE);
 			timeout = HZ / 100;
 		}
 
@@ -300,7 +290,7 @@ static void ucb1x00_ts_irq(int idx, void *id)
 
 static int ucb1x00_ts_open(struct input_dev *idev)
 {
-	struct ucb1x00_ts *ts = idev->private;
+	struct ucb1x00_ts *ts = input_get_drvdata(idev);
 	int ret = 0;
 
 	BUG_ON(ts->rtask);
@@ -337,7 +327,7 @@ static int ucb1x00_ts_open(struct input_dev *idev)
  */
 static void ucb1x00_ts_close(struct input_dev *idev)
 {
-	struct ucb1x00_ts *ts = idev->private;
+	struct ucb1x00_ts *ts = input_get_drvdata(idev);
 
 	if (ts->rtask)
 		kthread_stop(ts->rtask);
@@ -389,7 +379,6 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev)
 	ts->idev = idev;
 	ts->adcsync = adcsync ? UCB_SYNC : UCB_NOSYNC;
 
-	idev->private    = ts;
 	idev->name       = "Touchscreen panel";
 	idev->id.product = ts->ucb->id;
 	idev->open       = ucb1x00_ts_open;
@@ -400,6 +389,8 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev)
 	__set_bit(ABS_Y, idev->absbit);
 	__set_bit(ABS_PRESSURE, idev->absbit);
 
+	input_set_drvdata(idev, ts);
+
 	err = input_register_device(idev);
 	if (err)
 		goto fail;