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HID: wacom: set stylus_in_proximity before checking touch_down
In wacom_bpt_pen, we checked touch_down before assigning new stylus_in_proximity value. This would cause stylus_in_proximity not updated properly if touch is down before pen is in proximity. [jkosina@suse.cz: fix if-else style] Signed-off-by: Ping Cheng <pingc@wacom.com> Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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1 changed files with 16 additions and 18 deletions
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@ -1768,9 +1768,6 @@ static int wacom_bpt_pen(struct wacom_wac *wacom)
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if (data[0] != WACOM_REPORT_PENABLED)
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return 0;
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if (wacom->shared->touch_down)
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return 0;
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prox = (data[1] & 0x20) == 0x20;
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/*
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@ -1783,17 +1780,21 @@ static int wacom_bpt_pen(struct wacom_wac *wacom)
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*
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* Hardware does report zero in most out-of-prox cases but not all.
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*/
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if (prox) {
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if (!wacom->shared->stylus_in_proximity) {
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if (data[1] & 0x08) {
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wacom->tool[0] = BTN_TOOL_RUBBER;
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wacom->id[0] = ERASER_DEVICE_ID;
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} else {
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wacom->tool[0] = BTN_TOOL_PEN;
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wacom->id[0] = STYLUS_DEVICE_ID;
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}
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wacom->shared->stylus_in_proximity = true;
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if (!wacom->shared->stylus_in_proximity) {
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if (data[1] & 0x08) {
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wacom->tool[0] = BTN_TOOL_RUBBER;
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wacom->id[0] = ERASER_DEVICE_ID;
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} else {
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wacom->tool[0] = BTN_TOOL_PEN;
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wacom->id[0] = STYLUS_DEVICE_ID;
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}
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}
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wacom->shared->stylus_in_proximity = prox;
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if (wacom->shared->touch_down)
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return 0;
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if (prox) {
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x = le16_to_cpup((__le16 *)&data[2]);
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y = le16_to_cpup((__le16 *)&data[4]);
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p = le16_to_cpup((__le16 *)&data[6]);
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@ -1809,6 +1810,8 @@ static int wacom_bpt_pen(struct wacom_wac *wacom)
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pen = data[1] & 0x01;
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btn1 = data[1] & 0x02;
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btn2 = data[1] & 0x04;
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} else {
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wacom->id[0] = 0;
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}
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input_report_key(input, BTN_TOUCH, pen);
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@ -1820,11 +1823,6 @@ static int wacom_bpt_pen(struct wacom_wac *wacom)
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input_report_abs(input, ABS_PRESSURE, p);
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input_report_abs(input, ABS_DISTANCE, d);
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if (!prox) {
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wacom->id[0] = 0;
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wacom->shared->stylus_in_proximity = false;
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}
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input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
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input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
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