mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-22 08:49:45 +00:00
Code Issues Releases Wiki Activity

Input: wacom - separate pen from express keys on Graphire

Browse source 
Since Graphire/Bamboo devices report pen and expresskeys in the same
data packet, we need to send a input_sync event to separate pen data
from expresskeys for X11 driver to process them properly.

Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Ping Cheng 2009-12-15 00:35:25 -08:00 committed by Dmitry Torokhov
parent cad7470084
commit 0f5e182dff
1 changed files with 23 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

27
drivers/input/tablet/wacom_wac.c
View file

@ -154,6 +154,7 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
{
unsigned char *data = wacom->data;
int x, y, rw;
static int penData = 0;
if (data[0] != WACOM_REPORT_PENABLED) {
dbg("wacom_graphire_irq: received unknown report #%d", data[0]);
@ -162,6 +163,7 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
if (data[1] & 0x80) {
/* in prox and not a pad data */
penData = 1;
switch ((data[1] >> 5) & 3) {
@ -231,7 +233,11 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
switch (wacom->features->type) {
case WACOM_G4:
if (data[7] & 0xf8) {
wacom_input_sync(wcombo); /* sync last event */
if (penData) {
wacom_input_sync(wcombo); /* sync last event */
if (!wacom->id[0])
penData = 0;
}
wacom->id[1] = PAD_DEVICE_ID;
wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
wacom_report_key(wcombo, BTN_4, (data[7] & 0x80));
@ -241,10 +247,15 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]);
wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
} else if (wacom->id[1]) {
wacom_input_sync(wcombo); /* sync last event */
if (penData) {
wacom_input_sync(wcombo); /* sync last event */
if (!wacom->id[0])
penData = 0;
}
wacom->id[1] = 0;
wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
wacom_report_key(wcombo, BTN_4, (data[7] & 0x80));
wacom_report_rel(wcombo, REL_WHEEL, 0);
wacom_report_key(wcombo, BTN_TOOL_FINGER, 0);
wacom_report_abs(wcombo, ABS_MISC, 0);
wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
@ -252,7 +263,11 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
break;
case WACOM_MO:
if ((data[7] & 0xf8) || (data[8] & 0xff)) {
wacom_input_sync(wcombo); /* sync last event */
if (penData) {
wacom_input_sync(wcombo); /* sync last event */
if (!wacom->id[0])
penData = 0;
}
wacom->id[1] = PAD_DEVICE_ID;
wacom_report_key(wcombo, BTN_0, (data[7] & 0x08));
wacom_report_key(wcombo, BTN_1, (data[7] & 0x20));
@ -263,7 +278,11 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]);
wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
} else if (wacom->id[1]) {
wacom_input_sync(wcombo); /* sync last event */
if (penData) {
wacom_input_sync(wcombo); /* sync last event */
if (!wacom->id[0])
penData = 0;
}
wacom->id[1] = 0;
wacom_report_key(wcombo, BTN_0, (data[7] & 0x08));
wacom_report_key(wcombo, BTN_1, (data[7] & 0x20));