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| author | Marek Vasut <marek.vasut@gmail.com> | 2009-11-09 04:45:54 +0100 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-11-20 09:52:05 +0100 |
| commit | fb141597550243b471f3bd526fe689aa3b74df25 (patch) | |
| tree | 45083cd95cd520effed623449413ac21efa7b8a1 /drivers/input/touchscreen/ucb1400_ts.c | |
| parent | Input: add new keycodes useful in mobile devices (diff) | |
| download | linux-fb141597550243b471f3bd526fe689aa3b74df25.tar.xz linux-fb141597550243b471f3bd526fe689aa3b74df25.zip | |
Input: ucb1400_ts - allow passing IRQ through platfrom_data
This patch allows UCB1400 to get IRQ GPIO from platform data. In case
platform_data are not supplied or the IRQ supplied in the platform_data
is negative, fall back to the old IRQ detection algorithm.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/touchscreen/ucb1400_ts.c')
| -rw-r--r-- | drivers/input/touchscreen/ucb1400_ts.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c index 095f84b1f56e..89dcbe7b4b02 100644 --- a/drivers/input/touchscreen/ucb1400_ts.c +++ b/drivers/input/touchscreen/ucb1400_ts.c @@ -355,10 +355,13 @@ static int ucb1400_ts_probe(struct platform_device *dev) goto err; } - error = ucb1400_ts_detect_irq(ucb); - if (error) { - printk(KERN_ERR "UCB1400: IRQ probe failed\n"); - goto err_free_devs; + /* Only in case the IRQ line wasn't supplied, try detecting it */ + if (ucb->irq < 0) { + error = ucb1400_ts_detect_irq(ucb); + if (error) { + printk(KERN_ERR "UCB1400: IRQ probe failed\n"); + goto err_free_devs; + } } init_waitqueue_head(&ucb->ts_wait); |