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authorThierry Reding <thierry.reding@avionic-design.de>2011-05-17 09:32:02 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-05-17 09:38:49 -0700
commit1af38eac8cdb70dbad3086b4f1bf7296eb1b09b1 (patch)
tree74a251236e74d963592da41cde26b60fe33b6f0a /drivers/input/touchscreen
parent2d137c7ed25f9754f52495af570897ad993e4fe7 (diff)
Input: tsc2007 - add poll_period parameter to platform data
This new parameter allows the polling frequency to be configured while keeping the default of once every millisecond. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/touchscreen')
-rw-r--r--drivers/input/touchscreen/tsc2007.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/input/touchscreen/tsc2007.c b/drivers/input/touchscreen/tsc2007.c
index faa82ddb014..87c40c79f71 100644
--- a/drivers/input/touchscreen/tsc2007.c
+++ b/drivers/input/touchscreen/tsc2007.c
@@ -27,8 +27,6 @@
#include <linux/i2c.h>
#include <linux/i2c/tsc2007.h>
-#define TS_POLL_PERIOD 1 /* ms delay between samples */
-
#define TSC2007_MEASURE_TEMP0 (0x0 << 4)
#define TSC2007_MEASURE_AUX (0x2 << 4)
#define TSC2007_MEASURE_TEMP1 (0x4 << 4)
@@ -76,6 +74,7 @@ struct tsc2007 {
u16 x_plate_ohms;
u16 max_rt;
unsigned long poll_delay;
+ unsigned long poll_period;
bool pendown;
int irq;
@@ -230,7 +229,7 @@ static void tsc2007_work(struct work_struct *work)
out:
if (ts->pendown || debounced)
schedule_delayed_work(&ts->work,
- msecs_to_jiffies(TS_POLL_PERIOD));
+ msecs_to_jiffies(ts->poll_period));
else
enable_irq(ts->irq);
}
@@ -297,6 +296,7 @@ static int __devinit tsc2007_probe(struct i2c_client *client,
ts->x_plate_ohms = pdata->x_plate_ohms;
ts->max_rt = pdata->max_rt ? : MAX_12BIT;
ts->poll_delay = pdata->poll_delay ? : 1;
+ ts->poll_period = pdata->poll_period ? : 1;
ts->get_pendown_state = pdata->get_pendown_state;
ts->clear_penirq = pdata->clear_penirq;