Messages in this thread Patch in this message | | | From | Mark Brown <> | Subject | [PATCH 2/3] wm97xx-core: Use IRQF_SAMPLE_RANDOM | Date | Tue, 15 Apr 2008 15:47:07 +0100 |
| |
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> --- 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
| |