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authorAlan Cox <alan@linux.intel.com>2012-11-03 19:16:12 (GMT)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2013-06-25 16:46:44 (GMT)
commit04848ba829b3b740c7c9ae0c5916f90efaed0f5d (patch)
tree668d39617f9a9a5e2802caad82edd306cfe4669a /drivers
parent41cc2aaf802ee21a3eb2c4bcb6995b3bb975bf87 (diff)
downloadlinux-04848ba829b3b740c7c9ae0c5916f90efaed0f5d.tar.xz
Input: tps6507x-ts - remove bogus unreachable code
tsc->polling is write only and the poll local is meaningless Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/input/touchscreen/tps6507x-ts.c25
1 files changed, 5 insertions, 20 deletions
diff --git a/drivers/input/touchscreen/tps6507x-ts.c b/drivers/input/touchscreen/tps6507x-ts.c
index 820a066..1fb397c 100644
--- a/drivers/input/touchscreen/tps6507x-ts.c
+++ b/drivers/input/touchscreen/tps6507x-ts.c
@@ -42,7 +42,6 @@ struct tps6507x_ts {
struct device *dev;
char phys[32];
struct delayed_work work;
- unsigned polling; /* polling is active */
struct ts_event tc;
struct tps6507x_dev *mfd;
u16 model;
@@ -168,7 +167,6 @@ static void tps6507x_ts_handler(struct work_struct *work)
struct input_dev *input_dev = tsc->input_dev;
int pendown;
int schd;
- int poll = 0;
s32 ret;
ret = tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_PRESSURE,
@@ -209,24 +207,14 @@ static void tps6507x_ts_handler(struct work_struct *work)
input_report_abs(input_dev, ABS_PRESSURE, tsc->tc.pressure);
input_sync(input_dev);
tsc->pendown = 1;
- poll = 1;
}
done:
/* always poll if not using interrupts */
- poll = 1;
-
- if (poll) {
- schd = schedule_delayed_work(&tsc->work,
- msecs_to_jiffies(tsc->poll_period));
- if (schd)
- tsc->polling = 1;
- else {
- tsc->polling = 0;
- dev_err(tsc->dev, "re-schedule failed");
- }
- } else
- tsc->polling = 0;
+ schd = schedule_delayed_work(&tsc->work,
+ msecs_to_jiffies(tsc->poll_period));
+ if (!schd)
+ dev_err(tsc->dev, "re-schedule failed");
ret = tps6507x_adc_standby(tsc);
}
@@ -324,10 +312,7 @@ static int tps6507x_ts_probe(struct platform_device *pdev)
schd = schedule_delayed_work(&tsc->work,
msecs_to_jiffies(tsc->poll_period));
- if (schd)
- tsc->polling = 1;
- else {
- tsc->polling = 0;
+ if (!schd) {
dev_err(tsc->dev, "schedule failed");
goto err2;
}