target/linux/brcm2708/patches-4.1/0212-rpi-ft5406-Use-interruptible-sleep-to-avoid-high-loa.patch

   1 From a668e38a52a964834054ee19e6e11e28f71f4172 Mon Sep 17 00:00:00 2001
   2 From: popcornmix <popcornmix@gmail.com>
   3 Date: Fri, 6 Nov 2015 16:24:59 +0000
   4 Subject: [PATCH 212/222] rpi-ft5406: Use interruptible sleep to avoid high
   5  load reported
   6
   7 ---
   8  drivers/input/touchscreen/rpi-ft5406.c | 2 +-
   9  1 file changed, 1 insertion(+), 1 deletion(-)
  10
  11 --- a/drivers/input/touchscreen/rpi-ft5406.c
  12 +++ b/drivers/input/touchscreen/rpi-ft5406.c
  13 @@ -65,7 +65,7 @@ static int ft5406_thread(void *arg)
  14         while(!kthread_should_stop())
  15         {
  16                 // 60fps polling
  17 -               msleep(17);
  18 +               msleep_interruptible(17);
  19                 memcpy_fromio(&regs, ts->regs, sizeof(*ts->regs));
  20                 writel(99, &ts->regs->num_points);
  21                 // Do not output if theres no new information (num_points is 99)