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Input: wacom - handle Intuos 4 BT in wacom.ko 

A good point of this change is that now, the Intuos4 bluetooth can handle
the different tools (artpen, airbrush, mice), and we get a common interface
between USB and BT for accessing the LEDs/OLEDs.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Reviewed-by: Ping Cheng <pingc@wacom.com>
Tested-by: Przemo Firszt <przemo@firszt.eu>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Benjamin Tissoires 2014-08-06 13:55:56 -07:00 committed by Dmitry Torokhov
parent 387142bb8f
commit 81af7e61a7
5 changed files with 92 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/hid/hid-core.c
View File

@ -1942,7 +1942,6 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },

1
drivers/hid/hid-wacom.c
View File

@ -952,7 +952,6 @@ static void wacom_remove(struct hid_device *hdev)
}
static const struct hid_device_id wacom_devices[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
{ }
};

16
drivers/hid/wacom_sys.c
View File

@ -296,6 +296,20 @@ static int wacom_bt_query_tablet_data(struct hid_device *hdev, u8 speed,
hid_warn(hdev, "failed to poke device, command %d, err %d\n",
rep_data[0], ret);
break;
case INTUOS4WL:
if (speed == 1)
wacom->wacom_wac.bt_features &= ~0x20;
else
wacom->wacom_wac.bt_features |= 0x20;
rep_data[0] = 0x03;
rep_data[1] = wacom->wacom_wac.bt_features;
ret = wacom_set_report(hdev, HID_FEATURE_REPORT,
rep_data[0], rep_data, 2, 1);
if (ret >= 0)
wacom->wacom_wac.bt_high_speed = speed;
break;
}
return 0;
@ -720,6 +734,7 @@ static int wacom_initialize_leds(struct wacom *wacom)
switch (wacom->wacom_wac.features.type) {
case INTUOS4S:
case INTUOS4:
case INTUOS4WL:
case INTUOS4L:
wacom->led.select[0] = 0;
wacom->led.select[1] = 0;
@ -786,6 +801,7 @@ static void wacom_destroy_leds(struct wacom *wacom)
switch (wacom->wacom_wac.features.type) {
case INTUOS4S:
case INTUOS4:
case INTUOS4WL:
case INTUOS4L:
sysfs_remove_group(&wacom->hdev->dev.kobj,
&intuos4_led_attr_group);

75
drivers/hid/wacom_wac.c
View File

@ -37,6 +37,11 @@
*/
static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
/*
* Percent of battery capacity for Intuos4 WL, AC has a separate bit.
*/
static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
static int wacom_penpartner_irq(struct wacom_wac *wacom)
{
unsigned char *data = wacom->data;
@ -953,6 +958,58 @@ static int int_dist(int x1, int y1, int x2, int y2)
return int_sqrt(x*x + y*y);
}
static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
unsigned char *data)
{
memcpy(wacom->data, data, 10);
wacom_intuos_irq(wacom);
input_sync(wacom->input);
if (wacom->pad_input)
input_sync(wacom->pad_input);
}
static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
{
unsigned char data[WACOM_PKGLEN_MAX];
int i = 1;
unsigned power_raw, battery_capacity, bat_charging, ps_connected;
memcpy(data, wacom->data, len);
switch (data[0]) {
case 0x04:
wacom_intuos_bt_process_data(wacom, data + i);
i += 10;
/* fall through */
case 0x03:
wacom_intuos_bt_process_data(wacom, data + i);
i += 10;
wacom_intuos_bt_process_data(wacom, data + i);
i += 10;
power_raw = data[i];
bat_charging = (power_raw & 0x08) ? 1 : 0;
ps_connected = (power_raw & 0x10) ? 1 : 0;
battery_capacity = batcap_i4[power_raw & 0x07];
if ((wacom->battery_capacity != battery_capacity) ||
(wacom->bat_charging != bat_charging) ||
(wacom->ps_connected != ps_connected)) {
wacom->battery_capacity = battery_capacity;
wacom->bat_charging = bat_charging;
wacom->ps_connected = ps_connected;
wacom_notify_battery(wacom);
}
break;
default:
dev_dbg(wacom->input->dev.parent,
"Unknown report: %d,%d size:%zu\n",
data[0], data[1], len);
return 0;
}
return 0;
}
static int wacom_24hdt_irq(struct wacom_wac *wacom)
{
struct input_dev *input = wacom->input;
@ -1512,6 +1569,10 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
sync = wacom_intuos_irq(wacom_wac);
break;
case INTUOS4WL:
sync = wacom_intuos_bt_irq(wacom_wac, len);
break;
case WACOM_24HDT:
sync = wacom_24hdt_irq(wacom_wac);
break;
@ -1803,6 +1864,7 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev,
break;
case INTUOS4:
case INTUOS4WL:
case INTUOS4L:
case INTUOS4S:
input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
@ -2065,6 +2127,15 @@ int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
break;
case INTUOS4WL:
/*
* For Bluetooth devices, the udev rule does not work correctly
* for pads unless we add a stylus capability, which forces
* ID_INPUT_TABLET to be set.
*/
__set_bit(BTN_STYLUS, input_dev->keybit);
/* fall through */
case INTUOS4:
case INTUOS4L:
__set_bit(BTN_7, input_dev->keybit);
@ -2279,6 +2350,9 @@ static const struct wacom_features wacom_features_0xBB =
static const struct wacom_features wacom_features_0xBC =
{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
static const struct wacom_features wacom_features_0xBD =
{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
static const struct wacom_features wacom_features_0x26 =
{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, .touch_max = 16 };
@ -2598,6 +2672,7 @@ const struct hid_device_id wacom_ids[] = {
{ USB_DEVICE_WACOM(0xBA) },
{ USB_DEVICE_WACOM(0xBB) },
{ USB_DEVICE_WACOM(0xBC) },
{ BT_DEVICE_WACOM(0xBD) },
{ USB_DEVICE_WACOM(0xC0) },
{ USB_DEVICE_WACOM(0xC2) },
{ USB_DEVICE_WACOM(0xC4) },

1
drivers/hid/wacom_wac.h
View File

@ -86,6 +86,7 @@ enum {
INTUOS3L,
INTUOS4S,
INTUOS4,
INTUOS4WL,
INTUOS4L,
INTUOS5S,
INTUOS5,