summaryrefslogtreecommitdiff
path: root/drivers/input/touchscreen/wm97xx-core.c
diff options
context:
space:
mode:
authorMark Brown <broonie@opensource.wolfsonmicro.com>2008-04-17 17:24:48 +0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2008-04-17 17:24:48 +0400
commitdb7c10e708b9bdd1618c034591d27c33cb341222 (patch)
tree82514a25edc204ed02d28f7c0b7bab95a398d518 /drivers/input/touchscreen/wm97xx-core.c
parentd808fbe5b404854374917bd0d1db937a0a524665 (diff)
downloadlinux-db7c10e708b9bdd1618c034591d27c33cb341222.tar.xz
Input: wm97xx-core - use IRQF_SAMPLE_RANDOM
The touchscreen interrupt is driven by human input which can reasonably be used to provide entropy. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/touchscreen/wm97xx-core.c')
-rw-r--r--drivers/input/touchscreen/wm97xx-core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c
index e27b1e060b33..fec07c28281a 100644
--- a/drivers/input/touchscreen/wm97xx-core.c
+++ b/drivers/input/touchscreen/wm97xx-core.c
@@ -355,7 +355,8 @@ static int wm97xx_init_pen_irq(struct wm97xx *wm)
* provided. */
BUG_ON(!wm->mach_ops->irq_enable);
- if (request_irq(wm->pen_irq, wm97xx_pen_interrupt, IRQF_SHARED,
+ if (request_irq(wm->pen_irq, wm97xx_pen_interrupt,
+ IRQF_SHARED | IRQF_SAMPLE_RANDOM,
"wm97xx-pen", wm)) {
dev_err(wm->dev,
"Failed to register pen down interrupt, polling");