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authorMike Rapoport <mike@compulab.co.il>2009-03-04 01:12:37 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-03-08 16:35:02 -0700
commit65db86ac07e2f7f91a552490c0be6a99aab8e4a8 (patch)
treee0899a925119a7a603b9f81d01093076c2f18d5a
parentfa88661224946145819a904cef2ec7dd5c9c78bc (diff)
Input: wm97xx - add BTN_TOUCH event to wm97xx to use it with Android
Android expects BTN_TOUCH events when pen state changes. Add BTN_TOUCH event reporting to allow use of wm97xx touchscreen controller wiht Android devices. Signed-off-by: Mike Rapoport <mike@compulab.co.il> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
-rw-r--r--drivers/input/touchscreen/wm97xx-core.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c
index d15aa11d705..cec480bffe3 100644
--- a/drivers/input/touchscreen/wm97xx-core.c
+++ b/drivers/input/touchscreen/wm97xx-core.c
@@ -409,6 +409,7 @@ static int wm97xx_read_samples(struct wm97xx *wm)
wm->pen_is_down = 0;
dev_dbg(wm->dev, "pen up\n");
input_report_abs(wm->input_dev, ABS_PRESSURE, 0);
+ input_report_key(wm->input_dev, BTN_TOUCH, 0);
input_sync(wm->input_dev);
} else if (!(rc & RC_AGAIN)) {
/* We need high frequency updates only while
@@ -433,6 +434,7 @@ static int wm97xx_read_samples(struct wm97xx *wm)
input_report_abs(wm->input_dev, ABS_X, data.x & 0xfff);
input_report_abs(wm->input_dev, ABS_Y, data.y & 0xfff);
input_report_abs(wm->input_dev, ABS_PRESSURE, data.p & 0xfff);
+ input_report_key(wm->input_dev, BTN_TOUCH, 1);
input_sync(wm->input_dev);
wm->pen_is_down = 1;
wm->ts_reader_interval = wm->ts_reader_min_interval;
@@ -628,18 +630,21 @@ static int wm97xx_probe(struct device *dev)
wm->input_dev->phys = "wm97xx";
wm->input_dev->open = wm97xx_ts_input_open;
wm->input_dev->close = wm97xx_ts_input_close;
- set_bit(EV_ABS, wm->input_dev->evbit);
- set_bit(ABS_X, wm->input_dev->absbit);
- set_bit(ABS_Y, wm->input_dev->absbit);
- set_bit(ABS_PRESSURE, wm->input_dev->absbit);
+
+ __set_bit(EV_ABS, wm->input_dev->evbit);
+ __set_bit(EV_KEY, wm->input_dev->evbit);
+ __set_bit(BTN_TOUCH, wm->input_dev->keybit);
+
input_set_abs_params(wm->input_dev, ABS_X, abs_x[0], abs_x[1],
abs_x[2], 0);
input_set_abs_params(wm->input_dev, ABS_Y, abs_y[0], abs_y[1],
abs_y[2], 0);
input_set_abs_params(wm->input_dev, ABS_PRESSURE, abs_p[0], abs_p[1],
abs_p[2], 0);
+
input_set_drvdata(wm->input_dev, wm);
wm->input_dev->dev.parent = dev;
+
ret = input_register_device(wm->input_dev);
if (ret < 0)
goto dev_alloc_err;