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authorVernon Sauder <vernoninhand@gmail.com>2008-04-21 12:13:21 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2008-04-24 13:25:24 -0400
commit48bdce4a2e0b1d3be6ed6da14d25adfe9385d2dc (patch)
tree0ae11ac356f56415cce671b29d60b723d253eaa0 /drivers/input
parenta22b4b2f408f7958ffb3a9e62defc5168db1e15e (diff)
downloadop-kernel-dev-48bdce4a2e0b1d3be6ed6da14d25adfe9385d2dc.zip
op-kernel-dev-48bdce4a2e0b1d3be6ed6da14d25adfe9385d2dc.tar.gz
Input: ucb1400_ts - IRQ probe fix
The UCB1400 driver IRQ probe code fails to find an interrupt if all the interrupts in the range 0-31 are nonprobe-able. This patch removes the check of the return value so interrupts above 31 can be detected. Tested on InHand Fingertip4 PXA270 board. Signed-off-by: Vernon Sauder <vsauder@inhand.com> Acked-by: Nicolas Pitre <nico@marvell.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/touchscreen/ucb1400_ts.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c
index 607f993..bce018e 100644
--- a/drivers/input/touchscreen/ucb1400_ts.c
+++ b/drivers/input/touchscreen/ucb1400_ts.c
@@ -427,10 +427,6 @@ static int ucb1400_detect_irq(struct ucb1400 *ucb)
unsigned long mask, timeout;
mask = probe_irq_on();
- if (!mask) {
- probe_irq_off(mask);
- return -EBUSY;
- }
/* Enable the ADC interrupt. */
ucb1400_reg_write(ucb, UCB_IE_RIS, UCB_IE_ADC);
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