| Date | Thu, 17 Apr 2008 09:24:48 -0400 | Subject | [PATCH 31/37] Input: wm97xx-core - use IRQF_SAMPLE_RANDOM | From | Mark Brown <> |
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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> --- drivers/input/touchscreen/wm97xx-core.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c index e27b1e0..fec07c2 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"); -- 1.5.5.rc2.6.gf58d
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