On 2/20/2015 2:25 PM, Ping Cheng wrote:
If pen comes in proximity while touch is down, we force touch up
before sending pen events. Otherwise, there can be unfinished
touch events compete with pen events. This idea has been fully
implemented for Tablet PCs. But other tablets that support both
pen and touch are not fully considered.
Signed-off-by: Ping Cheng <[email protected]>
Acked-by: Jason Gerecke <[email protected]>
--
Jason
---
Now instead of four in the eights place /
you’ve got three, ‘Cause you added one /
(That is to say, eight) to the two, /
But you can’t take seven from three, /
So you look at the sixty-fours....
---
drivers/hid/wacom_wac.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 046351c..69827c9 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -554,6 +554,9 @@ static int wacom_intuos_inout(struct wacom_wac *wacom)
if (features->quirks & WACOM_QUIRK_MULTI_INPUT)
wacom->shared->stylus_in_proximity = true;
+ if (wacom->shared->touch_down)
+ return 1;
+
/* in Range while exiting */
if (((data[1] & 0xfe) == 0x20) && wacom->reporting_data) {
input_report_key(input, BTN_TOUCH, 0);
@@ -1759,6 +1762,9 @@ static int wacom_bpt_pen(struct wacom_wac *wacom)
return 0;
}
+ if (wacom->shared->touch_down)
+ return 0;
+
prox = (data[1] & 0x20) == 0x20;
/*
--
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