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path: root/drivers/hid/wacom_wac.c
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Diffstat (limited to 'drivers/hid/wacom_wac.c')
-rw-r--r--drivers/hid/wacom_wac.c28
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 0884dc9554fd..672145b0d8f5 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -166,19 +166,21 @@ static int wacom_pl_irq(struct wacom_wac *wacom)
wacom->id[0] = STYLUS_DEVICE_ID;
}
- pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
- if (features->pressure_max > 255)
- pressure = (pressure << 1) | ((data[4] >> 6) & 1);
- pressure += (features->pressure_max + 1) / 2;
-
- input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
- input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
- input_report_abs(input, ABS_PRESSURE, pressure);
-
- input_report_key(input, BTN_TOUCH, data[4] & 0x08);
- input_report_key(input, BTN_STYLUS, data[4] & 0x10);
- /* Only allow the stylus2 button to be reported for the pen tool. */
- input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
+ if (prox) {
+ pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
+ if (features->pressure_max > 255)
+ pressure = (pressure << 1) | ((data[4] >> 6) & 1);
+ pressure += (features->pressure_max + 1) / 2;
+
+ input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
+ input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
+ input_report_abs(input, ABS_PRESSURE, pressure);
+
+ input_report_key(input, BTN_TOUCH, data[4] & 0x08);
+ input_report_key(input, BTN_STYLUS, data[4] & 0x10);
+ /* Only allow the stylus2 button to be reported for the pen tool. */
+ input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
+ }
if (!prox)
wacom->id[0] = 0;