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-rw-r--r--drivers/hid/wacom_sys.c10
-rw-r--r--drivers/hid/wacom_wac.c84
-rw-r--r--drivers/hid/wacom_wac.h1
3 files changed, 54 insertions, 41 deletions
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index fb538a6c4add..8214896adada 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -2372,13 +2372,6 @@ static int wacom_parse_and_register(struct wacom *wacom, bool wireless)
if (error)
goto fail;
- if (!(features->device_type & WACOM_DEVICETYPE_WL_MONITOR) &&
- (features->quirks & WACOM_QUIRK_BATTERY)) {
- error = wacom_initialize_battery(wacom);
- if (error)
- goto fail;
- }
-
error = wacom_register_inputs(wacom);
if (error)
goto fail;
@@ -2509,9 +2502,6 @@ static void wacom_wireless_work(struct work_struct *work)
strscpy(wacom_wac->name, wacom_wac1->name,
sizeof(wacom_wac->name));
- error = wacom_initialize_battery(wacom);
- if (error)
- goto fail;
}
return;
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 9312d611db8e..dc0f7d9a992c 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -113,6 +113,11 @@ static void wacom_notify_battery(struct wacom_wac *wacom_wac,
bool bat_connected, bool ps_connected)
{
struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
+ bool bat_initialized = wacom->battery.battery;
+ bool has_quirk = wacom_wac->features.quirks & WACOM_QUIRK_BATTERY;
+
+ if (bat_initialized != has_quirk)
+ wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
__wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
bat_charging, bat_connected, ps_connected);
@@ -1308,6 +1313,9 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
struct input_dev *pen_input = wacom->pen_input;
unsigned char *data = wacom->data;
+ int number_of_valid_frames = 0;
+ int time_interval = 15000000;
+ ktime_t time_packet_received = ktime_get();
int i;
if (wacom->features.type == INTUOSP2_BT ||
@@ -1328,12 +1336,30 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
}
+ /* number of valid frames */
for (i = 0; i < pen_frames; i++) {
unsigned char *frame = &data[i*pen_frame_len + 1];
bool valid = frame[0] & 0x80;
+
+ if (valid)
+ number_of_valid_frames++;
+ }
+
+ if (number_of_valid_frames) {
+ if (wacom->hid_data.time_delayed)
+ time_interval = ktime_get() - wacom->hid_data.time_delayed;
+ time_interval /= number_of_valid_frames;
+ wacom->hid_data.time_delayed = time_packet_received;
+ }
+
+ for (i = 0; i < number_of_valid_frames; i++) {
+ unsigned char *frame = &data[i*pen_frame_len + 1];
+ bool valid = frame[0] & 0x80;
bool prox = frame[0] & 0x40;
bool range = frame[0] & 0x20;
bool invert = frame[0] & 0x10;
+ int frames_number_reversed = number_of_valid_frames - i - 1;
+ int event_timestamp = time_packet_received - frames_number_reversed * time_interval;
if (!valid)
continue;
@@ -1346,6 +1372,7 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
wacom->tool[0] = 0;
wacom->id[0] = 0;
wacom->serial[0] = 0;
+ wacom->hid_data.time_delayed = 0;
return;
}
@@ -1382,6 +1409,7 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
get_unaligned_le16(&frame[11]));
}
}
+
if (wacom->tool[0]) {
input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
if (wacom->features.type == INTUOSP2_BT ||
@@ -1405,6 +1433,9 @@ static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
wacom->shared->stylus_in_proximity = prox;
+ /* add timestamp to unpack the frames */
+ input_set_timestamp(pen_input, event_timestamp);
+
input_sync(pen_input);
}
}
@@ -1895,6 +1926,7 @@ static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
int fmax = field->logical_maximum;
unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
int resolution_code = code;
+ int resolution = hidinput_calc_abs_res(field, resolution_code);
if (equivalent_usage == HID_DG_TWIST) {
resolution_code = ABS_RZ;
@@ -1915,8 +1947,15 @@ static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
switch (type) {
case EV_ABS:
input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
- input_abs_set_res(input, code,
- hidinput_calc_abs_res(field, resolution_code));
+
+ /* older tablet may miss physical usage */
+ if ((code == ABS_X || code == ABS_Y) && !resolution) {
+ resolution = WACOM_INTUOS_RES;
+ hid_warn(input,
+ "Wacom usage (%d) missing resolution \n",
+ code);
+ }
+ input_abs_set_res(input, code, resolution);
break;
case EV_KEY:
case EV_MSC:
@@ -1929,18 +1968,7 @@ static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
struct hid_field *field, struct hid_usage *usage)
{
- struct wacom *wacom = hid_get_drvdata(hdev);
- struct wacom_wac *wacom_wac = &wacom->wacom_wac;
- struct wacom_features *features = &wacom_wac->features;
- unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
-
- switch (equivalent_usage) {
- case HID_DG_BATTERYSTRENGTH:
- case WACOM_HID_WD_BATTERY_LEVEL:
- case WACOM_HID_WD_BATTERY_CHARGING:
- features->quirks |= WACOM_QUIRK_BATTERY;
- break;
- }
+ return;
}
static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
@@ -1961,18 +1989,21 @@ static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *f
wacom_wac->hid_data.bat_connected = 1;
wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
}
+ wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
break;
case WACOM_HID_WD_BATTERY_LEVEL:
value = value * 100 / (field->logical_maximum - field->logical_minimum);
wacom_wac->hid_data.battery_capacity = value;
wacom_wac->hid_data.bat_connected = 1;
wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
+ wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
break;
case WACOM_HID_WD_BATTERY_CHARGING:
wacom_wac->hid_data.bat_charging = value;
wacom_wac->hid_data.ps_connected = value;
wacom_wac->hid_data.bat_connected = 1;
wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
+ wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
break;
}
}
@@ -1988,18 +2019,15 @@ static void wacom_wac_battery_report(struct hid_device *hdev,
{
struct wacom *wacom = hid_get_drvdata(hdev);
struct wacom_wac *wacom_wac = &wacom->wacom_wac;
- struct wacom_features *features = &wacom_wac->features;
- if (features->quirks & WACOM_QUIRK_BATTERY) {
- int status = wacom_wac->hid_data.bat_status;
- int capacity = wacom_wac->hid_data.battery_capacity;
- bool charging = wacom_wac->hid_data.bat_charging;
- bool connected = wacom_wac->hid_data.bat_connected;
- bool powered = wacom_wac->hid_data.ps_connected;
+ int status = wacom_wac->hid_data.bat_status;
+ int capacity = wacom_wac->hid_data.battery_capacity;
+ bool charging = wacom_wac->hid_data.bat_charging;
+ bool connected = wacom_wac->hid_data.bat_connected;
+ bool powered = wacom_wac->hid_data.ps_connected;
- wacom_notify_battery(wacom_wac, status, capacity, charging,
- connected, powered);
- }
+ wacom_notify_battery(wacom_wac, status, capacity, charging,
+ connected, powered);
}
static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
@@ -3365,19 +3393,13 @@ static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
int battery = (data[8] & 0x3f) * 100 / 31;
bool charging = !!(data[8] & 0x80);
+ features->quirks |= WACOM_QUIRK_BATTERY;
wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
battery, charging, battery || charging, 1);
-
- if (!wacom->battery.battery &&
- !(features->quirks & WACOM_QUIRK_BATTERY)) {
- features->quirks |= WACOM_QUIRK_BATTERY;
- wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
- }
}
else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
wacom->battery.battery) {
features->quirks &= ~WACOM_QUIRK_BATTERY;
- wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
}
return 0;
diff --git a/drivers/hid/wacom_wac.h b/drivers/hid/wacom_wac.h
index 16f221388563..1a40bb8c5810 100644
--- a/drivers/hid/wacom_wac.h
+++ b/drivers/hid/wacom_wac.h
@@ -324,6 +324,7 @@ struct hid_data {
int ps_connected;
bool pad_input_event_flag;
unsigned short sequence_number;
+ int time_delayed;
};
struct wacom_remote_data {