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path: root/drivers/input/touchscreen/s3c2410_ts.c
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Diffstat (limited to 'drivers/input/touchscreen/s3c2410_ts.c')
-rw-r--r--drivers/input/touchscreen/s3c2410_ts.c31
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/input/touchscreen/s3c2410_ts.c b/drivers/input/touchscreen/s3c2410_ts.c
index 6386b441ef85..3755a47d053c 100644
--- a/drivers/input/touchscreen/s3c2410_ts.c
+++ b/drivers/input/touchscreen/s3c2410_ts.c
@@ -128,27 +128,29 @@ static void touch_timer_fire(unsigned long data)
down = get_down(data0, data1);
- if (ts.count == (1 << ts.shift)) {
- ts.xp >>= ts.shift;
- ts.yp >>= ts.shift;
+ if (down) {
+ if (ts.count == (1 << ts.shift)) {
+ ts.xp >>= ts.shift;
+ ts.yp >>= ts.shift;
- dev_dbg(ts.dev, "%s: X=%lu, Y=%lu, count=%d\n",
- __func__, ts.xp, ts.yp, ts.count);
+ dev_dbg(ts.dev, "%s: X=%lu, Y=%lu, count=%d\n",
+ __func__, ts.xp, ts.yp, ts.count);
- input_report_abs(ts.input, ABS_X, ts.xp);
- input_report_abs(ts.input, ABS_Y, ts.yp);
+ input_report_abs(ts.input, ABS_X, ts.xp);
+ input_report_abs(ts.input, ABS_Y, ts.yp);
- input_report_key(ts.input, BTN_TOUCH, 1);
- input_sync(ts.input);
+ input_report_key(ts.input, BTN_TOUCH, 1);
+ input_sync(ts.input);
- ts.xp = 0;
- ts.yp = 0;
- ts.count = 0;
- }
+ ts.xp = 0;
+ ts.yp = 0;
+ ts.count = 0;
+ }
- if (down) {
s3c_adc_start(ts.client, 0, 1 << ts.shift);
} else {
+ ts.xp = 0;
+ ts.yp = 0;
ts.count = 0;
input_report_key(ts.input, BTN_TOUCH, 0);
@@ -401,6 +403,7 @@ static int s3c2410ts_resume(struct device *dev)
struct s3c2410_ts_mach_info *info = pdev->dev.platform_data;
clk_enable(ts.clock);
+ enable_irq(ts.irq_tc);
/* Initialise registers */
if ((info->delay & 0xffff) > 0)