| /* |
| * drivers/input/tablet/wacom_wac.c |
| * |
| * USB Wacom tablet support - Wacom specific code |
| * |
| */ |
| |
| /* |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| */ |
| |
| #include "wacom_wac.h" |
| #include "wacom.h" |
| #include <linux/input/mt.h> |
| |
| /* resolution for penabled devices */ |
| #define WACOM_PL_RES 20 |
| #define WACOM_PENPRTN_RES 40 |
| #define WACOM_VOLITO_RES 50 |
| #define WACOM_GRAPHIRE_RES 80 |
| #define WACOM_INTUOS_RES 100 |
| #define WACOM_INTUOS3_RES 200 |
| |
| /* Newer Cintiq and DTU have an offset between tablet and screen areas */ |
| #define WACOM_DTU_OFFSET 200 |
| #define WACOM_CINTIQ_OFFSET 400 |
| |
| /* |
| * Scale factor relating reported contact size to logical contact area. |
| * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo |
| */ |
| #define WACOM_CONTACT_AREA_SCALE 2607 |
| |
| static void wacom_report_numbered_buttons(struct input_dev *input_dev, |
| int button_count, int mask); |
| |
| /* |
| * Percent of battery capacity for Graphire. |
| * 8th value means AC online and show 100% capacity. |
| */ |
| 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 void wacom_notify_battery(struct wacom_wac *wacom_wac, |
| int bat_capacity, bool bat_charging, bool bat_connected, |
| bool ps_connected) |
| { |
| struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac); |
| bool changed = wacom_wac->battery_capacity != bat_capacity || |
| wacom_wac->bat_charging != bat_charging || |
| wacom_wac->bat_connected != bat_connected || |
| wacom_wac->ps_connected != ps_connected; |
| |
| if (changed) { |
| wacom_wac->battery_capacity = bat_capacity; |
| wacom_wac->bat_charging = bat_charging; |
| wacom_wac->bat_connected = bat_connected; |
| wacom_wac->ps_connected = ps_connected; |
| |
| if (wacom->battery) |
| power_supply_changed(wacom->battery); |
| } |
| } |
| |
| static int wacom_penpartner_irq(struct wacom_wac *wacom) |
| { |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| |
| switch (data[0]) { |
| case 1: |
| if (data[5] & 0x80) { |
| wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; |
| wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID; |
| input_report_key(input, wacom->tool[0], 1); |
| input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */ |
| input_report_abs(input, ABS_X, get_unaligned_le16(&data[1])); |
| input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3])); |
| input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127); |
| input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127)); |
| input_report_key(input, BTN_STYLUS, (data[5] & 0x40)); |
| } else { |
| input_report_key(input, wacom->tool[0], 0); |
| input_report_abs(input, ABS_MISC, 0); /* report tool id */ |
| input_report_abs(input, ABS_PRESSURE, -1); |
| input_report_key(input, BTN_TOUCH, 0); |
| } |
| break; |
| |
| case 2: |
| input_report_key(input, BTN_TOOL_PEN, 1); |
| input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */ |
| input_report_abs(input, ABS_X, get_unaligned_le16(&data[1])); |
| input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3])); |
| input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127); |
| input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20)); |
| input_report_key(input, BTN_STYLUS, (data[5] & 0x40)); |
| break; |
| |
| default: |
| dev_dbg(input->dev.parent, |
| "%s: received unknown report #%d\n", __func__, data[0]); |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| static int wacom_pl_irq(struct wacom_wac *wacom) |
| { |
| struct wacom_features *features = &wacom->features; |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| int prox, pressure; |
| |
| if (data[0] != WACOM_REPORT_PENABLED) { |
| dev_dbg(input->dev.parent, |
| "%s: received unknown report #%d\n", __func__, data[0]); |
| return 0; |
| } |
| |
| prox = data[1] & 0x40; |
| |
| if (!wacom->id[0]) { |
| if ((data[0] & 0x10) || (data[4] & 0x20)) { |
| wacom->tool[0] = BTN_TOOL_RUBBER; |
| wacom->id[0] = ERASER_DEVICE_ID; |
| } |
| else { |
| wacom->tool[0] = BTN_TOOL_PEN; |
| wacom->id[0] = STYLUS_DEVICE_ID; |
| } |
| } |
| |
| /* If the eraser is in prox, STYLUS2 is always set. If we |
| * mis-detected the type and notice that STYLUS2 isn't set |
| * then force the eraser out of prox and let the pen in. |
| */ |
| if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) { |
| input_report_key(input, BTN_TOOL_RUBBER, 0); |
| input_report_abs(input, ABS_MISC, 0); |
| input_sync(input); |
| wacom->tool[0] = BTN_TOOL_PEN; |
| 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) |
| wacom->id[0] = 0; |
| input_report_key(input, wacom->tool[0], prox); |
| input_report_abs(input, ABS_MISC, wacom->id[0]); |
| return 1; |
| } |
| |
| static int wacom_ptu_irq(struct wacom_wac *wacom) |
| { |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| |
| if (data[0] != WACOM_REPORT_PENABLED) { |
| dev_dbg(input->dev.parent, |
| "%s: received unknown report #%d\n", __func__, data[0]); |
| return 0; |
| } |
| |
| if (data[1] & 0x04) { |
| input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20); |
| input_report_key(input, BTN_TOUCH, data[1] & 0x08); |
| wacom->id[0] = ERASER_DEVICE_ID; |
| } else { |
| input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20); |
| input_report_key(input, BTN_TOUCH, data[1] & 0x01); |
| wacom->id[0] = STYLUS_DEVICE_ID; |
| } |
| input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */ |
| input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); |
| input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); |
| input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6])); |
| input_report_key(input, BTN_STYLUS, data[1] & 0x02); |
| input_report_key(input, BTN_STYLUS2, data[1] & 0x10); |
| return 1; |
| } |
| |
| static int wacom_dtu_irq(struct wacom_wac *wacom) |
| { |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| int prox = data[1] & 0x20; |
| |
| dev_dbg(input->dev.parent, |
| "%s: received report #%d", __func__, data[0]); |
| |
| if (prox) { |
| /* Going into proximity select tool */ |
| wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; |
| if (wacom->tool[0] == BTN_TOOL_PEN) |
| wacom->id[0] = STYLUS_DEVICE_ID; |
| else |
| wacom->id[0] = ERASER_DEVICE_ID; |
| } |
| input_report_key(input, BTN_STYLUS, data[1] & 0x02); |
| input_report_key(input, BTN_STYLUS2, data[1] & 0x10); |
| input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); |
| input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); |
| input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]); |
| input_report_key(input, BTN_TOUCH, data[1] & 0x05); |
| if (!prox) /* out-prox */ |
| wacom->id[0] = 0; |
| input_report_key(input, wacom->tool[0], prox); |
| input_report_abs(input, ABS_MISC, wacom->id[0]); |
| return 1; |
| } |
| |
| static int wacom_dtus_irq(struct wacom_wac *wacom) |
| { |
| char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| unsigned short prox, pressure = 0; |
| |
| if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) { |
| dev_dbg(input->dev.parent, |
| "%s: received unknown report #%d", __func__, data[0]); |
| return 0; |
| } else if (data[0] == WACOM_REPORT_DTUSPAD) { |
| input = wacom->pad_input; |
| input_report_key(input, BTN_0, (data[1] & 0x01)); |
| input_report_key(input, BTN_1, (data[1] & 0x02)); |
| input_report_key(input, BTN_2, (data[1] & 0x04)); |
| input_report_key(input, BTN_3, (data[1] & 0x08)); |
| input_report_abs(input, ABS_MISC, |
| data[1] & 0x0f ? PAD_DEVICE_ID : 0); |
| return 1; |
| } else { |
| prox = data[1] & 0x80; |
| if (prox) { |
| switch ((data[1] >> 3) & 3) { |
| case 1: /* Rubber */ |
| wacom->tool[0] = BTN_TOOL_RUBBER; |
| wacom->id[0] = ERASER_DEVICE_ID; |
| break; |
| |
| case 2: /* Pen */ |
| wacom->tool[0] = BTN_TOOL_PEN; |
| wacom->id[0] = STYLUS_DEVICE_ID; |
| break; |
| } |
| } |
| |
| input_report_key(input, BTN_STYLUS, data[1] & 0x20); |
| input_report_key(input, BTN_STYLUS2, data[1] & 0x40); |
| input_report_abs(input, ABS_X, get_unaligned_be16(&data[3])); |
| input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5])); |
| pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff); |
| input_report_abs(input, ABS_PRESSURE, pressure); |
| input_report_key(input, BTN_TOUCH, pressure > 10); |
| |
| if (!prox) /* out-prox */ |
| wacom->id[0] = 0; |
| input_report_key(input, wacom->tool[0], prox); |
| input_report_abs(input, ABS_MISC, wacom->id[0]); |
| return 1; |
| } |
| } |
| |
| static int wacom_graphire_irq(struct wacom_wac *wacom) |
| { |
| struct wacom_features *features = &wacom->features; |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| struct input_dev *pad_input = wacom->pad_input; |
| int battery_capacity, ps_connected; |
| int prox; |
| int rw = 0; |
| int retval = 0; |
| |
| if (features->type == GRAPHIRE_BT) { |
| if (data[0] != WACOM_REPORT_PENABLED_BT) { |
| dev_dbg(input->dev.parent, |
| "%s: received unknown report #%d\n", __func__, |
| data[0]); |
| goto exit; |
| } |
| } else if (data[0] != WACOM_REPORT_PENABLED) { |
| dev_dbg(input->dev.parent, |
| "%s: received unknown report #%d\n", __func__, data[0]); |
| goto exit; |
| } |
| |
| prox = data[1] & 0x80; |
| if (prox || wacom->id[0]) { |
| if (prox) { |
| switch ((data[1] >> 5) & 3) { |
| |
| case 0: /* Pen */ |
| wacom->tool[0] = BTN_TOOL_PEN; |
| wacom->id[0] = STYLUS_DEVICE_ID; |
| break; |
| |
| case 1: /* Rubber */ |
| wacom->tool[0] = BTN_TOOL_RUBBER; |
| wacom->id[0] = ERASER_DEVICE_ID; |
| break; |
| |
| case 2: /* Mouse with wheel */ |
| input_report_key(input, BTN_MIDDLE, data[1] & 0x04); |
| /* fall through */ |
| |
| case 3: /* Mouse without wheel */ |
| wacom->tool[0] = BTN_TOOL_MOUSE; |
| wacom->id[0] = CURSOR_DEVICE_ID; |
| break; |
| } |
| } |
| input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); |
| input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); |
| if (wacom->tool[0] != BTN_TOOL_MOUSE) { |
| if (features->type == GRAPHIRE_BT) |
| input_report_abs(input, ABS_PRESSURE, data[6] | |
| (((__u16) (data[1] & 0x08)) << 5)); |
| else |
| input_report_abs(input, ABS_PRESSURE, data[6] | |
| ((data[7] & 0x03) << 8)); |
| input_report_key(input, BTN_TOUCH, data[1] & 0x01); |
| input_report_key(input, BTN_STYLUS, data[1] & 0x02); |
| input_report_key(input, BTN_STYLUS2, data[1] & 0x04); |
| } else { |
| input_report_key(input, BTN_LEFT, data[1] & 0x01); |
| input_report_key(input, BTN_RIGHT, data[1] & 0x02); |
| if (features->type == WACOM_G4 || |
| features->type == WACOM_MO) { |
| input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f); |
| rw = (data[7] & 0x04) - (data[7] & 0x03); |
| } else if (features->type == GRAPHIRE_BT) { |
| /* Compute distance between mouse and tablet */ |
| rw = 44 - (data[6] >> 2); |
| rw = clamp_val(rw, 0, 31); |
| input_report_abs(input, ABS_DISTANCE, rw); |
| if (((data[1] >> 5) & 3) == 2) { |
| /* Mouse with wheel */ |
| input_report_key(input, BTN_MIDDLE, |
| data[1] & 0x04); |
| rw = (data[6] & 0x01) ? -1 : |
| (data[6] & 0x02) ? 1 : 0; |
| } else { |
| rw = 0; |
| } |
| } else { |
| input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f); |
| rw = -(signed char)data[6]; |
| } |
| input_report_rel(input, REL_WHEEL, rw); |
| } |
| |
| if (!prox) |
| wacom->id[0] = 0; |
| input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */ |
| input_report_key(input, wacom->tool[0], prox); |
| input_sync(input); /* sync last event */ |
| } |
| |
| /* send pad data */ |
| switch (features->type) { |
| case WACOM_G4: |
| prox = data[7] & 0xf8; |
| if (prox || wacom->id[1]) { |
| wacom->id[1] = PAD_DEVICE_ID; |
| input_report_key(pad_input, BTN_BACK, (data[7] & 0x40)); |
| input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80)); |
| rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3); |
| input_report_rel(pad_input, REL_WHEEL, rw); |
| if (!prox) |
| wacom->id[1] = 0; |
| input_report_abs(pad_input, ABS_MISC, wacom->id[1]); |
| retval = 1; |
| } |
| break; |
| |
| case WACOM_MO: |
| prox = (data[7] & 0xf8) || data[8]; |
| if (prox || wacom->id[1]) { |
| wacom->id[1] = PAD_DEVICE_ID; |
| input_report_key(pad_input, BTN_BACK, (data[7] & 0x08)); |
| input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20)); |
| input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10)); |
| input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40)); |
| input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f)); |
| if (!prox) |
| wacom->id[1] = 0; |
| input_report_abs(pad_input, ABS_MISC, wacom->id[1]); |
| retval = 1; |
| } |
| break; |
| case GRAPHIRE_BT: |
| prox = data[7] & 0x03; |
| if (prox || wacom->id[1]) { |
| wacom->id[1] = PAD_DEVICE_ID; |
| input_report_key(pad_input, BTN_0, (data[7] & 0x02)); |
| input_report_key(pad_input, BTN_1, (data[7] & 0x01)); |
| if (!prox) |
| wacom->id[1] = 0; |
| input_report_abs(pad_input, ABS_MISC, wacom->id[1]); |
| retval = 1; |
| } |
| break; |
| } |
| |
| /* Store current battery capacity and power supply state */ |
| if (features->type == GRAPHIRE_BT) { |
| rw = (data[7] >> 2 & 0x07); |
| battery_capacity = batcap_gr[rw]; |
| ps_connected = rw == 7; |
| wacom_notify_battery(wacom, battery_capacity, ps_connected, |
| 1, ps_connected); |
| } |
| exit: |
| return retval; |
| } |
| |
| static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac) |
| { |
| struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac); |
| struct wacom_features *features = &wacom_wac->features; |
| struct hid_report *r; |
| struct hid_report_enum *re; |
| |
| re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]); |
| if (features->type == INTUOSHT2) |
| r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID]; |
| else |
| r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1]; |
| if (r) { |
| hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT); |
| } |
| } |
| |
| static int wacom_intuos_pad(struct wacom_wac *wacom) |
| { |
| struct wacom_features *features = &wacom->features; |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pad_input; |
| int i; |
| int buttons = 0, nbuttons = features->numbered_buttons; |
| int keys = 0, nkeys = 0; |
| int ring1 = 0, ring2 = 0; |
| int strip1 = 0, strip2 = 0; |
| bool prox = false; |
| |
| /* pad packets. Works as a second tool and is always in prox */ |
| if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD || |
| data[0] == WACOM_REPORT_CINTIQPAD)) |
| return 0; |
| |
| if (features->type >= INTUOS4S && features->type <= INTUOS4L) { |
| buttons = (data[3] << 1) | (data[2] & 0x01); |
| ring1 = data[1]; |
| } else if (features->type == DTK) { |
| buttons = data[6]; |
| } else if (features->type == WACOM_13HD) { |
| buttons = (data[4] << 1) | (data[3] & 0x01); |
| } else if (features->type == WACOM_24HD) { |
| buttons = (data[8] << 8) | data[6]; |
| ring1 = data[1]; |
| ring2 = data[2]; |
| |
| /* |
| * Three "buttons" are available on the 24HD which are |
| * physically implemented as a touchstrip. Each button |
| * is approximately 3 bits wide with a 2 bit spacing. |
| * The raw touchstrip bits are stored at: |
| * ((data[3] & 0x1f) << 8) | data[4]) |
| */ |
| nkeys = 3; |
| keys = ((data[3] & 0x1C) ? 1<<2 : 0) | |
| ((data[4] & 0xE0) ? 1<<1 : 0) | |
| ((data[4] & 0x07) ? 1<<0 : 0); |
| } else if (features->type == WACOM_27QHD) { |
| nkeys = 3; |
| keys = data[2] & 0x07; |
| |
| input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4])); |
| input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6])); |
| input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8])); |
| } else if (features->type == CINTIQ_HYBRID) { |
| /* |
| * Do not send hardware buttons under Android. They |
| * are already sent to the system through GPIO (and |
| * have different meaning). |
| * |
| * d-pad right -> data[4] & 0x10 |
| * d-pad up -> data[4] & 0x20 |
| * d-pad left -> data[4] & 0x40 |
| * d-pad down -> data[4] & 0x80 |
| * d-pad center -> data[3] & 0x01 |
| */ |
| buttons = (data[4] << 1) | (data[3] & 0x01); |
| } else if (features->type == CINTIQ_COMPANION_2) { |
| /* d-pad right -> data[4] & 0x10 |
| * d-pad up -> data[4] & 0x20 |
| * d-pad left -> data[4] & 0x40 |
| * d-pad down -> data[4] & 0x80 |
| * d-pad center -> data[3] & 0x01 |
| */ |
| buttons = ((data[2] >> 4) << 7) | |
| ((data[1] & 0x04) << 6) | |
| ((data[2] & 0x0F) << 2) | |
| (data[1] & 0x03); |
| } else if (features->type >= INTUOS5S && features->type <= INTUOSPL) { |
| /* |
| * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in |
| * addition to the mechanical switch. Switch data is |
| * stored in data[4], capacitive data in data[5]. |
| * |
| * Touch ring mode switch (data[3]) has no capacitive sensor |
| */ |
| buttons = (data[4] << 1) | (data[3] & 0x01); |
| ring1 = data[2]; |
| } else { |
| if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) { |
| buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) | |
| (data[6] << 1) | (data[5] & 0x01); |
| |
| if (features->type == WACOM_22HD) { |
| nkeys = 3; |
| keys = data[9] & 0x07; |
| } |
| } else { |
| buttons = ((data[6] & 0x10) << 10) | |
| ((data[5] & 0x10) << 9) | |
| ((data[6] & 0x0F) << 4) | |
| (data[5] & 0x0F); |
| } |
| strip1 = ((data[1] & 0x1f) << 8) | data[2]; |
| strip2 = ((data[3] & 0x1f) << 8) | data[4]; |
| } |
| |
| prox = (buttons & ~(~0 << nbuttons)) | (keys & ~(~0 << nkeys)) | |
| (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2; |
| |
| wacom_report_numbered_buttons(input, nbuttons, buttons); |
| |
| for (i = 0; i < nkeys; i++) |
| input_report_key(input, KEY_PROG1 + i, keys & (1 << i)); |
| |
| input_report_abs(input, ABS_RX, strip1); |
| input_report_abs(input, ABS_RY, strip2); |
| |
| input_report_abs(input, ABS_WHEEL, (ring1 & 0x80) ? (ring1 & 0x7f) : 0); |
| input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0); |
| |
| input_report_key(input, wacom->tool[1], prox ? 1 : 0); |
| input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0); |
| |
| input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff); |
| |
| return 1; |
| } |
| |
| static int wacom_intuos_get_tool_type(int tool_id) |
| { |
| int tool_type; |
| |
| switch (tool_id) { |
| case 0x812: /* Inking pen */ |
| case 0x801: /* Intuos3 Inking pen */ |
| case 0x120802: /* Intuos4/5 Inking Pen */ |
| case 0x012: |
| tool_type = BTN_TOOL_PENCIL; |
| break; |
| |
| case 0x822: /* Pen */ |
| case 0x842: |
| case 0x852: |
| case 0x823: /* Intuos3 Grip Pen */ |
| case 0x813: /* Intuos3 Classic Pen */ |
| case 0x885: /* Intuos3 Marker Pen */ |
| case 0x802: /* Intuos4/5 13HD/24HD General Pen */ |
| case 0x804: /* Intuos4/5 13HD/24HD Marker Pen */ |
| case 0x8e2: /* IntuosHT2 pen */ |
| case 0x022: |
| case 0x100804: /* Intuos4/5 13HD/24HD Art Pen */ |
| case 0x140802: /* Intuos4/5 13HD/24HD Classic Pen */ |
| case 0x160802: /* Cintiq 13HD Pro Pen */ |
| case 0x180802: /* DTH2242 Pen */ |
| case 0x100802: /* Intuos4/5 13HD/24HD General Pen */ |
| tool_type = BTN_TOOL_PEN; |
| break; |
| |
| case 0x832: /* Stroke pen */ |
| case 0x032: |
| tool_type = BTN_TOOL_BRUSH; |
| break; |
| |
| case 0x007: /* Mouse 4D and 2D */ |
| case 0x09c: |
| case 0x094: |
| case 0x017: /* Intuos3 2D Mouse */ |
| case 0x806: /* Intuos4 Mouse */ |
| tool_type = BTN_TOOL_MOUSE; |
| break; |
| |
| case 0x096: /* Lens cursor */ |
| case 0x097: /* Intuos3 Lens cursor */ |
| case 0x006: /* Intuos4 Lens cursor */ |
| tool_type = BTN_TOOL_LENS; |
| break; |
| |
| case 0x82a: /* Eraser */ |
| case 0x85a: |
| case 0x91a: |
| case 0xd1a: |
| case 0x0fa: |
| case 0x82b: /* Intuos3 Grip Pen Eraser */ |
| case 0x81b: /* Intuos3 Classic Pen Eraser */ |
| case 0x91b: /* Intuos3 Airbrush Eraser */ |
| case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */ |
| case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */ |
| case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */ |
| case 0x14080a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */ |
| case 0x10090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */ |
| case 0x10080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */ |
| case 0x16080a: /* Cintiq 13HD Pro Pen Eraser */ |
| case 0x18080a: /* DTH2242 Eraser */ |
| case 0x10080a: /* Intuos4/5 13HD/24HD General Pen Eraser */ |
| tool_type = BTN_TOOL_RUBBER; |
| break; |
| |
| case 0xd12: |
| case 0x912: |
| case 0x112: |
| case 0x913: /* Intuos3 Airbrush */ |
| case 0x902: /* Intuos4/5 13HD/24HD Airbrush */ |
| case 0x100902: /* Intuos4/5 13HD/24HD Airbrush */ |
| tool_type = BTN_TOOL_AIRBRUSH; |
| break; |
| |
| default: /* Unknown tool */ |
| tool_type = BTN_TOOL_PEN; |
| break; |
| } |
| return tool_type; |
| } |
| |
| static int wacom_intuos_inout(struct wacom_wac *wacom) |
| { |
| struct wacom_features *features = &wacom->features; |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0; |
| |
| if (!(((data[1] & 0xfc) == 0xc0) || /* in prox */ |
| ((data[1] & 0xfe) == 0x20) || /* in range */ |
| ((data[1] & 0xfe) == 0x80))) /* out prox */ |
| return 0; |
| |
| /* Enter report */ |
| if ((data[1] & 0xfc) == 0xc0) { |
| /* serial number of the tool */ |
| wacom->serial[idx] = ((data[3] & 0x0f) << 28) + |
| (data[4] << 20) + (data[5] << 12) + |
| (data[6] << 4) + (data[7] >> 4); |
| |
| wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) | |
| ((data[7] & 0x0f) << 20) | ((data[8] & 0xf0) << 12); |
| |
| wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]); |
| |
| wacom->shared->stylus_in_proximity = true; |
| return 1; |
| } |
| |
| /* in Range */ |
| if ((data[1] & 0xfe) == 0x20) { |
| if (features->type != INTUOSHT2) |
| wacom->shared->stylus_in_proximity = true; |
| |
| /* in Range while exiting */ |
| if (wacom->reporting_data) { |
| input_report_key(input, BTN_TOUCH, 0); |
| input_report_abs(input, ABS_PRESSURE, 0); |
| input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max); |
| return 2; |
| } |
| return 1; |
| } |
| |
| /* Exit report */ |
| if ((data[1] & 0xfe) == 0x80) { |
| wacom->shared->stylus_in_proximity = false; |
| wacom->reporting_data = false; |
| |
| /* don't report exit if we don't know the ID */ |
| if (!wacom->id[idx]) |
| return 1; |
| |
| /* |
| * Reset all states otherwise we lose the initial states |
| * when in-prox next time |
| */ |
| input_report_abs(input, ABS_X, 0); |
| input_report_abs(input, ABS_Y, 0); |
| input_report_abs(input, ABS_DISTANCE, 0); |
| input_report_abs(input, ABS_TILT_X, 0); |
| input_report_abs(input, ABS_TILT_Y, 0); |
| if (wacom->tool[idx] >= BTN_TOOL_MOUSE) { |
| input_report_key(input, BTN_LEFT, 0); |
| input_report_key(input, BTN_MIDDLE, 0); |
| input_report_key(input, BTN_RIGHT, 0); |
| input_report_key(input, BTN_SIDE, 0); |
| input_report_key(input, BTN_EXTRA, 0); |
| input_report_abs(input, ABS_THROTTLE, 0); |
| input_report_abs(input, ABS_RZ, 0); |
| } else { |
| input_report_abs(input, ABS_PRESSURE, 0); |
| input_report_key(input, BTN_STYLUS, 0); |
| input_report_key(input, BTN_STYLUS2, 0); |
| input_report_key(input, BTN_TOUCH, 0); |
| input_report_abs(input, ABS_WHEEL, 0); |
| if (features->type >= INTUOS3S) |
| input_report_abs(input, ABS_Z, 0); |
| } |
| input_report_key(input, wacom->tool[idx], 0); |
| input_report_abs(input, ABS_MISC, 0); /* reset tool id */ |
| input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]); |
| wacom->id[idx] = 0; |
| return 2; |
| } |
| |
| return 0; |
| } |
| |
| static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len) |
| { |
| unsigned char *data = wacom_wac->data; |
| struct input_dev *input = wacom_wac->pad_input; |
| struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac); |
| struct wacom_features *features = &wacom_wac->features; |
| int bat_charging, bat_percent, touch_ring_mode; |
| __u32 serial; |
| int i; |
| |
| if (data[0] != WACOM_REPORT_REMOTE) { |
| dev_dbg(input->dev.parent, |
| "%s: received unknown report #%d", __func__, data[0]); |
| return 0; |
| } |
| |
| serial = data[3] + (data[4] << 8) + (data[5] << 16); |
| wacom_wac->id[0] = PAD_DEVICE_ID; |
| |
| input_report_key(input, BTN_0, (data[9] & 0x01)); |
| input_report_key(input, BTN_1, (data[9] & 0x02)); |
| input_report_key(input, BTN_2, (data[9] & 0x04)); |
| input_report_key(input, BTN_3, (data[9] & 0x08)); |
| input_report_key(input, BTN_4, (data[9] & 0x10)); |
| input_report_key(input, BTN_5, (data[9] & 0x20)); |
| input_report_key(input, BTN_6, (data[9] & 0x40)); |
| input_report_key(input, BTN_7, (data[9] & 0x80)); |
| |
| input_report_key(input, BTN_8, (data[10] & 0x01)); |
| input_report_key(input, BTN_9, (data[10] & 0x02)); |
| input_report_key(input, BTN_A, (data[10] & 0x04)); |
| input_report_key(input, BTN_B, (data[10] & 0x08)); |
| input_report_key(input, BTN_C, (data[10] & 0x10)); |
| input_report_key(input, BTN_X, (data[10] & 0x20)); |
| input_report_key(input, BTN_Y, (data[10] & 0x40)); |
| input_report_key(input, BTN_Z, (data[10] & 0x80)); |
| |
| input_report_key(input, BTN_BASE, (data[11] & 0x01)); |
| input_report_key(input, BTN_BASE2, (data[11] & 0x02)); |
| |
| if (data[12] & 0x80) |
| input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f)); |
| else |
| input_report_abs(input, ABS_WHEEL, 0); |
| |
| bat_percent = data[7] & 0x7f; |
| bat_charging = !!(data[7] & 0x80); |
| |
| if (data[9] | data[10] | (data[11] & 0x03) | data[12]) |
| input_report_abs(input, ABS_MISC, PAD_DEVICE_ID); |
| else |
| input_report_abs(input, ABS_MISC, 0); |
| |
| input_event(input, EV_MSC, MSC_SERIAL, serial); |
| |
| /*Which mode select (LED light) is currently on?*/ |
| touch_ring_mode = (data[11] & 0xC0) >> 6; |
| |
| for (i = 0; i < WACOM_MAX_REMOTES; i++) { |
| if (wacom_wac->serial[i] == serial) |
| wacom->led.select[i] = touch_ring_mode; |
| } |
| |
| if (!wacom->battery && |
| !(features->quirks & WACOM_QUIRK_BATTERY)) { |
| features->quirks |= WACOM_QUIRK_BATTERY; |
| INIT_WORK(&wacom->work, wacom_battery_work); |
| wacom_schedule_work(wacom_wac); |
| } |
| |
| wacom_notify_battery(wacom_wac, bat_percent, bat_charging, 1, |
| bat_charging); |
| |
| return 1; |
| } |
| |
| static int wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len) |
| { |
| struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac); |
| unsigned char *data = wacom_wac->data; |
| int i; |
| |
| if (data[0] != WACOM_REPORT_DEVICE_LIST) |
| return 0; |
| |
| for (i = 0; i < WACOM_MAX_REMOTES; i++) { |
| int j = i * 6; |
| int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4]; |
| bool connected = data[j+2]; |
| |
| if (connected) { |
| int k; |
| |
| if (wacom_wac->serial[i] == serial) |
| continue; |
| |
| if (wacom_wac->serial[i]) { |
| wacom_remote_destroy_attr_group(wacom, |
| wacom_wac->serial[i]); |
| } |
| |
| /* A remote can pair more than once with an EKR, |
| * check to make sure this serial isn't already paired. |
| */ |
| for (k = 0; k < WACOM_MAX_REMOTES; k++) { |
| if (wacom_wac->serial[k] == serial) |
| break; |
| } |
| |
| if (k < WACOM_MAX_REMOTES) { |
| wacom_wac->serial[i] = serial; |
| continue; |
| } |
| wacom_remote_create_attr_group(wacom, serial, i); |
| |
| } else if (wacom_wac->serial[i]) { |
| wacom_remote_destroy_attr_group(wacom, |
| wacom_wac->serial[i]); |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int wacom_intuos_general(struct wacom_wac *wacom) |
| { |
| struct wacom_features *features = &wacom->features; |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0; |
| unsigned char type = (data[1] >> 1) & 0x0F; |
| unsigned int x, y, distance, t; |
| |
| if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ && |
| data[0] != WACOM_REPORT_INTUOS_PEN) |
| return 0; |
| |
| if (wacom->shared->touch_down) |
| return 1; |
| |
| /* don't report events if we don't know the tool ID */ |
| if (!wacom->id[idx]) { |
| /* but reschedule a read of the current tool */ |
| wacom_intuos_schedule_prox_event(wacom); |
| return 1; |
| } |
| |
| /* |
| * don't report events for invalid data |
| */ |
| /* older I4 styli don't work with new Cintiqs */ |
| if ((!((wacom->id[idx] >> 20) & 0x01) && |
| (features->type == WACOM_21UX2)) || |
| /* Only large Intuos support Lense Cursor */ |
| (wacom->tool[idx] == BTN_TOOL_LENS && |
| (features->type == INTUOS3 || |
| features->type == INTUOS3S || |
| features->type == INTUOS4 || |
| features->type == INTUOS4S || |
| features->type == INTUOS5 || |
| features->type == INTUOS5S || |
| features->type == INTUOSPM || |
| features->type == INTUOSPS)) || |
| /* Cintiq doesn't send data when RDY bit isn't set */ |
| (features->type == CINTIQ && !(data[1] & 0x40))) |
| return 1; |
| |
| x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1); |
| y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1); |
| distance = data[9] >> 2; |
| if (features->type < INTUOS3S) { |
| x >>= 1; |
| y >>= 1; |
| distance >>= 1; |
| } |
| input_report_abs(input, ABS_X, x); |
| input_report_abs(input, ABS_Y, y); |
| input_report_abs(input, ABS_DISTANCE, distance); |
| |
| switch (type) { |
| case 0x00: |
| case 0x01: |
| case 0x02: |
| case 0x03: |
| /* general pen packet */ |
| t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1); |
| if (features->pressure_max < 2047) |
| t >>= 1; |
| input_report_abs(input, ABS_PRESSURE, t); |
| if (features->type != INTUOSHT2) { |
| input_report_abs(input, ABS_TILT_X, |
| (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64); |
| input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64); |
| } |
| input_report_key(input, BTN_STYLUS, data[1] & 2); |
| input_report_key(input, BTN_STYLUS2, data[1] & 4); |
| input_report_key(input, BTN_TOUCH, t > 10); |
| break; |
| |
| case 0x0a: |
| /* airbrush second packet */ |
| input_report_abs(input, ABS_WHEEL, |
| (data[6] << 2) | ((data[7] >> 6) & 3)); |
| input_report_abs(input, ABS_TILT_X, |
| (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64); |
| input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64); |
| break; |
| |
| case 0x05: |
| /* Rotation packet */ |
| if (features->type >= INTUOS3S) { |
| /* I3 marker pen rotation */ |
| t = (data[6] << 3) | ((data[7] >> 5) & 7); |
| t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) : |
| ((t-1) / 2 + 450)) : (450 - t / 2) ; |
| input_report_abs(input, ABS_Z, t); |
| } else { |
| /* 4D mouse 2nd packet */ |
| t = (data[6] << 3) | ((data[7] >> 5) & 7); |
| input_report_abs(input, ABS_RZ, (data[7] & 0x20) ? |
| ((t - 1) / 2) : -t / 2); |
| } |
| break; |
| |
| case 0x04: |
| /* 4D mouse 1st packet */ |
| input_report_key(input, BTN_LEFT, data[8] & 0x01); |
| input_report_key(input, BTN_MIDDLE, data[8] & 0x02); |
| input_report_key(input, BTN_RIGHT, data[8] & 0x04); |
| |
| input_report_key(input, BTN_SIDE, data[8] & 0x20); |
| input_report_key(input, BTN_EXTRA, data[8] & 0x10); |
| t = (data[6] << 2) | ((data[7] >> 6) & 3); |
| input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t); |
| break; |
| |
| case 0x06: |
| /* I4 mouse */ |
| input_report_key(input, BTN_LEFT, data[6] & 0x01); |
| input_report_key(input, BTN_MIDDLE, data[6] & 0x02); |
| input_report_key(input, BTN_RIGHT, data[6] & 0x04); |
| input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7) |
| - ((data[7] & 0x40) >> 6)); |
| input_report_key(input, BTN_SIDE, data[6] & 0x08); |
| input_report_key(input, BTN_EXTRA, data[6] & 0x10); |
| |
| input_report_abs(input, ABS_TILT_X, |
| (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64); |
| input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64); |
| break; |
| |
| case 0x08: |
| if (wacom->tool[idx] == BTN_TOOL_MOUSE) { |
| /* 2D mouse packet */ |
| input_report_key(input, BTN_LEFT, data[8] & 0x04); |
| input_report_key(input, BTN_MIDDLE, data[8] & 0x08); |
| input_report_key(input, BTN_RIGHT, data[8] & 0x10); |
| input_report_rel(input, REL_WHEEL, (data[8] & 0x01) |
| - ((data[8] & 0x02) >> 1)); |
| |
| /* I3 2D mouse side buttons */ |
| if (features->type >= INTUOS3S && features->type <= INTUOS3L) { |
| input_report_key(input, BTN_SIDE, data[8] & 0x40); |
| input_report_key(input, BTN_EXTRA, data[8] & 0x20); |
| } |
| } |
| else if (wacom->tool[idx] == BTN_TOOL_LENS) { |
| /* Lens cursor packets */ |
| input_report_key(input, BTN_LEFT, data[8] & 0x01); |
| input_report_key(input, BTN_MIDDLE, data[8] & 0x02); |
| input_report_key(input, BTN_RIGHT, data[8] & 0x04); |
| input_report_key(input, BTN_SIDE, data[8] & 0x10); |
| input_report_key(input, BTN_EXTRA, data[8] & 0x08); |
| } |
| break; |
| |
| case 0x07: |
| case 0x09: |
| case 0x0b: |
| case 0x0c: |
| case 0x0d: |
| case 0x0e: |
| case 0x0f: |
| /* unhandled */ |
| break; |
| } |
| |
| input_report_abs(input, ABS_MISC, wacom->id[idx]); /* report tool id */ |
| input_report_key(input, wacom->tool[idx], 1); |
| input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]); |
| wacom->reporting_data = true; |
| return 2; |
| } |
| |
| static int wacom_intuos_irq(struct wacom_wac *wacom) |
| { |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| int result; |
| |
| if (data[0] != WACOM_REPORT_PENABLED && |
| data[0] != WACOM_REPORT_INTUOS_ID1 && |
| data[0] != WACOM_REPORT_INTUOS_ID2 && |
| data[0] != WACOM_REPORT_INTUOSPAD && |
| data[0] != WACOM_REPORT_INTUOS_PEN && |
| data[0] != WACOM_REPORT_CINTIQ && |
| data[0] != WACOM_REPORT_CINTIQPAD && |
| data[0] != WACOM_REPORT_INTUOS5PAD) { |
| dev_dbg(input->dev.parent, |
| "%s: received unknown report #%d\n", __func__, data[0]); |
| return 0; |
| } |
| |
| /* process pad events */ |
| result = wacom_intuos_pad(wacom); |
| if (result) |
| return result; |
| |
| /* process in/out prox events */ |
| result = wacom_intuos_inout(wacom); |
| if (result) |
| return result - 1; |
| |
| /* process general packets */ |
| result = wacom_intuos_general(wacom); |
| if (result) |
| return result - 1; |
| |
| return 0; |
| } |
| |
| static int int_dist(int x1, int y1, int x2, int y2) |
| { |
| int x = x2 - x1; |
| int y = y2 - y1; |
| |
| 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->pen_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]; |
| wacom_notify_battery(wacom, battery_capacity, bat_charging, |
| battery_capacity || bat_charging, |
| ps_connected); |
| break; |
| default: |
| dev_dbg(wacom->pen_input->dev.parent, |
| "Unknown report: %d,%d size:%zu\n", |
| data[0], data[1], len); |
| return 0; |
| } |
| return 0; |
| } |
| |
| static int wacom_wac_finger_count_touches(struct wacom_wac *wacom) |
| { |
| struct input_dev *input = wacom->touch_input; |
| unsigned touch_max = wacom->features.touch_max; |
| int count = 0; |
| int i; |
| |
| if (!touch_max) |
| return 0; |
| |
| if (touch_max == 1) |
| return test_bit(BTN_TOUCH, input->key) && |
| !wacom->shared->stylus_in_proximity; |
| |
| for (i = 0; i < input->mt->num_slots; i++) { |
| struct input_mt_slot *ps = &input->mt->slots[i]; |
| int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID); |
| if (id >= 0) |
| count++; |
| } |
| |
| return count; |
| } |
| |
| static int wacom_24hdt_irq(struct wacom_wac *wacom) |
| { |
| struct input_dev *input = wacom->touch_input; |
| unsigned char *data = wacom->data; |
| int i; |
| int current_num_contacts = data[61]; |
| int contacts_to_send = 0; |
| int num_contacts_left = 4; /* maximum contacts per packet */ |
| int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET; |
| int y_offset = 2; |
| |
| if (wacom->features.type == WACOM_27QHDT) { |
| current_num_contacts = data[63]; |
| num_contacts_left = 10; |
| byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET; |
| y_offset = 0; |
| } |
| |
| /* |
| * First packet resets the counter since only the first |
| * packet in series will have non-zero current_num_contacts. |
| */ |
| if (current_num_contacts) |
| wacom->num_contacts_left = current_num_contacts; |
| |
| contacts_to_send = min(num_contacts_left, wacom->num_contacts_left); |
| |
| for (i = 0; i < contacts_to_send; i++) { |
| int offset = (byte_per_packet * i) + 1; |
| bool touch = (data[offset] & 0x1) && !wacom->shared->stylus_in_proximity; |
| int slot = input_mt_get_slot_by_key(input, data[offset + 1]); |
| |
| if (slot < 0) |
| continue; |
| input_mt_slot(input, slot); |
| input_mt_report_slot_state(input, MT_TOOL_FINGER, touch); |
| |
| if (touch) { |
| int t_x = get_unaligned_le16(&data[offset + 2]); |
| int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]); |
| |
| input_report_abs(input, ABS_MT_POSITION_X, t_x); |
| input_report_abs(input, ABS_MT_POSITION_Y, t_y); |
| |
| if (wacom->features.type != WACOM_27QHDT) { |
| int c_x = get_unaligned_le16(&data[offset + 4]); |
| int c_y = get_unaligned_le16(&data[offset + 8]); |
| int w = get_unaligned_le16(&data[offset + 10]); |
| int h = get_unaligned_le16(&data[offset + 12]); |
| |
| input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h)); |
| input_report_abs(input, ABS_MT_WIDTH_MAJOR, |
| min(w, h) + int_dist(t_x, t_y, c_x, c_y)); |
| input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h)); |
| input_report_abs(input, ABS_MT_ORIENTATION, w > h); |
| } |
| } |
| } |
| input_mt_sync_frame(input); |
| |
| wacom->num_contacts_left -= contacts_to_send; |
| if (wacom->num_contacts_left <= 0) { |
| wacom->num_contacts_left = 0; |
| wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom); |
| } |
| return 1; |
| } |
| |
| static int wacom_mt_touch(struct wacom_wac *wacom) |
| { |
| struct input_dev *input = wacom->touch_input; |
| unsigned char *data = wacom->data; |
| int i; |
| int current_num_contacts = data[2]; |
| int contacts_to_send = 0; |
| int x_offset = 0; |
| |
| /* MTTPC does not support Height and Width */ |
| if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B) |
| x_offset = -4; |
| |
| /* |
| * First packet resets the counter since only the first |
| * packet in series will have non-zero current_num_contacts. |
| */ |
| if (current_num_contacts) |
| wacom->num_contacts_left = current_num_contacts; |
| |
| /* There are at most 5 contacts per packet */ |
| contacts_to_send = min(5, wacom->num_contacts_left); |
| |
| for (i = 0; i < contacts_to_send; i++) { |
| int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3; |
| bool touch = (data[offset] & 0x1) && !wacom->shared->stylus_in_proximity; |
| int id = get_unaligned_le16(&data[offset + 1]); |
| int slot = input_mt_get_slot_by_key(input, id); |
| |
| if (slot < 0) |
| continue; |
| |
| input_mt_slot(input, slot); |
| input_mt_report_slot_state(input, MT_TOOL_FINGER, touch); |
| if (touch) { |
| int x = get_unaligned_le16(&data[offset + x_offset + 7]); |
| int y = get_unaligned_le16(&data[offset + x_offset + 9]); |
| input_report_abs(input, ABS_MT_POSITION_X, x); |
| input_report_abs(input, ABS_MT_POSITION_Y, y); |
| } |
| } |
| input_mt_sync_frame(input); |
| |
| wacom->num_contacts_left -= contacts_to_send; |
| if (wacom->num_contacts_left <= 0) { |
| wacom->num_contacts_left = 0; |
| wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom); |
| } |
| return 1; |
| } |
| |
| static int wacom_tpc_mt_touch(struct wacom_wac *wacom) |
| { |
| struct input_dev *input = wacom->touch_input; |
| unsigned char *data = wacom->data; |
| int i; |
| |
| for (i = 0; i < 2; i++) { |
| int p = data[1] & (1 << i); |
| bool touch = p && !wacom->shared->stylus_in_proximity; |
| |
| input_mt_slot(input, i); |
| input_mt_report_slot_state(input, MT_TOOL_FINGER, touch); |
| if (touch) { |
| int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff; |
| int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff; |
| |
| input_report_abs(input, ABS_MT_POSITION_X, x); |
| input_report_abs(input, ABS_MT_POSITION_Y, y); |
| } |
| } |
| input_mt_sync_frame(input); |
| |
| /* keep touch state for pen event */ |
| wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom); |
| |
| return 1; |
| } |
| |
| static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len) |
| { |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->touch_input; |
| bool prox = !wacom->shared->stylus_in_proximity; |
| int x = 0, y = 0; |
| |
| if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG) |
| return 0; |
| |
| if (len == WACOM_PKGLEN_TPC1FG) { |
| prox = prox && (data[0] & 0x01); |
| x = get_unaligned_le16(&data[1]); |
| y = get_unaligned_le16(&data[3]); |
| } else if (len == WACOM_PKGLEN_TPC1FG_B) { |
| prox = prox && (data[2] & 0x01); |
| x = get_unaligned_le16(&data[3]); |
| y = get_unaligned_le16(&data[5]); |
| } else { |
| prox = prox && (data[1] & 0x01); |
| x = le16_to_cpup((__le16 *)&data[2]); |
| y = le16_to_cpup((__le16 *)&data[4]); |
| } |
| |
| if (prox) { |
| input_report_abs(input, ABS_X, x); |
| input_report_abs(input, ABS_Y, y); |
| } |
| input_report_key(input, BTN_TOUCH, prox); |
| |
| /* keep touch state for pen events */ |
| wacom->shared->touch_down = prox; |
| |
| return 1; |
| } |
| |
| static int wacom_tpc_pen(struct wacom_wac *wacom) |
| { |
| unsigned char *data = wacom->data; |
| struct input_dev *input = wacom->pen_input; |
| bool prox = data[1] & 0x20; |
| |
| if (!wacom->shared->stylus_in_proximity) /* first in prox */ |
| /* Going into proximity select tool */ |
| wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN; |
| |
| /* keep pen state for touch events */ |
| wacom->shared->stylus_in_proximity = prox; |
| |
| /* send pen events only when touch is up or forced out */ |
| if (!wacom->shared->touch_down) { |
| input_report_key(input, BTN_STYLUS, data[1] & 0x02); |
| input_report_key(input, BTN_STYLUS2, data[1] & 0x10); |
| input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2])); |
| input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4])); |
| input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]); |
| input_report_key(input, BTN_TOUCH, data[1] & 0x05); |
| input_report_key(input, wacom->tool[0], prox); |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len) |
| { |
| unsigned char *data = wacom->data; |
| |
| if (wacom->pen_input) |
| dev_dbg(wacom->pen_input->dev.parent, |
| "%s: received report #%d\n", __func__, data[0]); |
| else if (wacom->touch_input) |
| dev_dbg(wacom->touch_input->dev.parent, |
| "%s: received report #%d\n", __func__, data[0]); |
| |
| switch (len) { |
| case WACOM_PKGLEN_TPC1FG: |
| return wacom_tpc_single_touch(wacom, len); |
| |
| case WACOM_PKGLEN_TPC2FG: |
| return wacom_tpc_mt_touch(wacom); |
| |
| case WACOM_PKGLEN_PENABLED: |
| return wacom_tpc_pen(wacom); |
| |
| default: |
| switch (data[0]) { |
| case WACOM_REPORT_TPC1FG: |
| case WACOM_REPORT_TPCHID: |
| case WACOM_REPORT_TPCST: |
| case WACOM_REPORT_TPC1FGE: |
| return wacom_tpc_single_touch(wacom, len); |
| |
| case WACOM_REPORT_TPCMT: |
| case WACOM_REPORT_TPCMT2: |
| return wacom_mt_touch(wacom); |
| |
| case WACOM_REPORT_PENABLED: |
| return wacom_tpc_pen(wacom); |
| } |
| } |
| |
| return 0; |
| } |
| |
| static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage, |
| struct hid_field *field, __u8 type, __u16 code, int fuzz) |
| { |
| int fmin = field->logical_minimum; |
| int fmax = field->logical_maximum; |
| |
| usage->type = type; |
| usage->code = code; |
| |
| set_bit(type, input->evbit); |
| |
| 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, code)); |
| break; |
| case EV_KEY: |
| input_set_capability(input, EV_KEY, code); |
| break; |
| case EV_MSC: |
| input_set_capability(input, EV_MSC, code); |
| break; |
| } |
| } |
| |
| static void wacom_wac_pen_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 input_dev *input = wacom_wac->pen_input; |
| |
| switch (usage->hid) { |
| case HID_GD_X: |
| wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4); |
| break; |
| case HID_GD_Y: |
| wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4); |
| break; |
| case HID_DG_TIPPRESSURE: |
| wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0); |
| break; |
| case HID_DG_INRANGE: |
| wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0); |
| break; |
| case HID_DG_INVERT: |
| wacom_map_usage(input, usage, field, EV_KEY, |
| BTN_TOOL_RUBBER, 0); |
| break; |
| case HID_DG_ERASER: |
| case HID_DG_TIPSWITCH: |
| wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0); |
| break; |
| case HID_DG_BARRELSWITCH: |
| wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0); |
| break; |
| case HID_DG_BARRELSWITCH2: |
| wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0); |
| break; |
| case HID_DG_TOOLSERIALNUMBER: |
| wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0); |
| break; |
| } |
| } |
| |
| static int wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field, |
| struct hid_usage *usage, __s32 value) |
| { |
| struct wacom *wacom = hid_get_drvdata(hdev); |
| struct wacom_wac *wacom_wac = &wacom->wacom_wac; |
| struct input_dev *input = wacom_wac->pen_input; |
| |
| /* checking which Tool / tip switch to send */ |
| switch (usage->hid) { |
| case HID_DG_INRANGE: |
| wacom_wac->hid_data.inrange_state = value; |
| return 0; |
| case HID_DG_INVERT: |
| wacom_wac->hid_data.invert_state = value; |
| return 0; |
| case HID_DG_ERASER: |
| case HID_DG_TIPSWITCH: |
| wacom_wac->hid_data.tipswitch |= value; |
| return 0; |
| } |
| |
| /* send pen events only when touch is up or forced out */ |
| if (!usage->type || wacom_wac->shared->touch_down) |
| return 0; |
| |
| input_event(input, usage->type, usage->code, value); |
| |
| return 0; |
| } |
| |
| static void wacom_wac_pen_pre_report(struct hid_device *hdev, |
| struct hid_report *report) |
| { |
| return; |
| } |
| |
| static void wacom_wac_pen_report(struct hid_device *hdev, |
| struct hid_report *report) |
| { |
| struct wacom *wacom = hid_get_drvdata(hdev); |
| struct wacom_wac *wacom_wac = &wacom->wacom_wac; |
| struct input_dev *input = wacom_wac->pen_input; |
| bool prox = wacom_wac->hid_data.inrange_state; |
| |
| if (!wacom_wac->shared->stylus_in_proximity) /* first in prox */ |
| /* Going into proximity select tool */ |
| wacom_wac->tool[0] = wacom_wac->hid_data.invert_state ? |
| BTN_TOOL_RUBBER : BTN_TOOL_PEN; |
| |
| /* keep pen state for touch events */ |
| wacom_wac->shared->stylus_in_proximity = prox; |
| |
| /* send pen events only when touch is up or forced out */ |
| if (!wacom_wac->shared->touch_down) { |
| input_report_key(input, BTN_TOUCH, |
| wacom_wac->hid_data.tipswitch); |
| input_report_key(input, wacom_wac->tool[0], prox); |
| |
| wacom_wac->hid_data.tipswitch = false; |
| |
| input_sync(input); |
| } |
| } |
| |
| static void wacom_wac_finger_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; |
| struct input_dev *input = wacom_wac->touch_input; |
| unsigned touch_max = wacom_wac->features.touch_max; |
| |
| switch (usage->hid) { |
| case HID_GD_X: |
| features->last_slot_field = usage->hid; |
| if (touch_max == 1) |
| wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4); |
| else |
| wacom_map_usage(input, usage, field, EV_ABS, |
| ABS_MT_POSITION_X, 4); |
| break; |
| case HID_GD_Y: |
| features->last_slot_field = usage->hid; |
| if (touch_max == 1) |
| wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4); |
| else |
| wacom_map_usage(input, usage, field, EV_ABS, |
| ABS_MT_POSITION_Y, 4); |
| break; |
| case HID_DG_WIDTH: |
| case HID_DG_HEIGHT: |
| features->last_slot_field = usage->hid; |
| wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0); |
| wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0); |
| input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0); |
| break; |
| case HID_DG_CONTACTID: |
| features->last_slot_field = usage->hid; |
| break; |
| case HID_DG_INRANGE: |
| features->last_slot_field = usage->hid; |
| break; |
| case HID_DG_INVERT: |
| features->last_slot_field = usage->hid; |
| break; |
| case HID_DG_TIPSWITCH: |
| features->last_slot_field = usage->hid; |
| wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0); |
| break; |
| case HID_DG_CONTACTCOUNT: |
| wacom_wac->hid_data.cc_report = field->report->id; |
| wacom_wac->hid_data.cc_index = field->index; |
| wacom_wac->hid_data.cc_value_index = usage->usage_index; |
| break; |
| } |
| } |
| |
| static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac, |
| struct input_dev *input) |
| { |
| struct hid_data *hid_data = &wacom_wac->hid_data; |
| bool mt = wacom_wac->features.touch_max > 1; |
| bool prox = hid_data->tipswitch && |
| !wacom_wac->shared->stylus_in_proximity; |
| |
| wacom_wac->hid_data.num_received++; |
| if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected) |
| return; |
| |
| if (mt) { |
| int slot; |
| |
| slot = input_mt_get_slot_by_key(input, hid_data->id); |
| input_mt_slot(input, slot); |
| input_mt_report_slot_state(input, MT_TOOL_FINGER, prox); |
| } |
| else { |
| input_report_key(input, BTN_TOUCH, prox); |
| } |
| |
| if (prox) { |
| input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X, |
| hid_data->x); |
| input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y, |
| hid_data->y); |
| |
| if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) { |
| input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height)); |
| input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height)); |
| if (hid_data->width != hid_data->height) |
| input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1); |
| } |
| } |
| } |
| |
| static int wacom_wac_finger_event(struct hid_device *hdev, |
| struct hid_field *field, struct hid_usage *usage, __s32 value) |
| { |
| struct wacom *wacom = hid_get_drvdata(hdev); |
| struct wacom_wac *wacom_wac = &wacom->wacom_wac; |
| |
| switch (usage->hid) { |
| case HID_GD_X: |
| wacom_wac->hid_data.x = value; |
| break; |
| case HID_GD_Y: |
| wacom_wac->hid_data.y = value; |
| break; |
| case HID_DG_WIDTH: |
| wacom_wac->hid_data.width = value; |
| break; |
| case HID_DG_HEIGHT: |
| wacom_wac->hid_data.height = value; |
| break; |
| case HID_DG_CONTACTID: |
| wacom_wac->hid_data.id = value; |
| break; |
| case HID_DG_TIPSWITCH: |
| wacom_wac->hid_data.tipswitch = value; |
| break; |
| } |
| |
| |
| if (usage->usage_index + 1 == field->report_count) { |
| if (usage->hid == wacom_wac->features.last_slot_field) |
| wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input); |
| } |
| |
| return 0; |
| } |
| |
| static void wacom_wac_finger_pre_report(struct hid_device *hdev, |
| struct hid_report *report) |
| { |
| struct wacom *wacom = hid_get_drvdata(hdev); |
| struct wacom_wac *wacom_wac = &wacom->wacom_wac; |
| struct hid_data* hid_data = &wacom_wac->hid_data; |
| |
| if (hid_data->cc_report != 0 && |
| hid_data->cc_report != report->id) { |
| int i; |
| |
| hid_data->cc_report = report->id; |
| hid_data->cc_index = -1; |
| hid_data->cc_value_index = -1; |
| |
| for (i = 0; i < report->maxfield; i++) { |
| struct hid_field *field = report->field[i]; |
| int j; |
| |
| for (j = 0; j < field->maxusage; j++) { |
| if (field->usage[j].hid == HID_DG_CONTACTCOUNT) { |
| hid_data->cc_index = i; |
| hid_data->cc_value_index = j; |
| |
| /* break */ |
| i = report->maxfield; |
| j = field->maxusage; |
| } |
| } |
| } |
| } |
| if (hid_data->cc_report != 0 && |
| hid_data->cc_index >= 0) { |
| struct hid_field *field = report->field[hid_data->cc_index]; |
| int value = field->value[hid_data->cc_value_index]; |
| if (value) |
| hid_data->num_expected = value; |
| } |
| else { |
| hid_data->num_expected = wacom_wac->features.touch_max; |
| } |
| } |
| |
| static void wacom_wac_finger_report(struct hid_device *hdev, |
| struct hid_report *report) |
| { |
| struct wacom *wacom = hid_get_drvdata(hdev); |
| struct wacom_wac *wacom_wac = &wacom->wacom_wac; |
| struct input_dev *input = wacom_wac->touch_input; |
| unsigned touch_max = wacom_wac->features.touch_max; |
| |
| /* If more packets of data are expected, give us a chance to |
| * process them rather than immediately syncing a partial |
| * update. |
| */ |
| if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected) |
| return; |
| |
| if (touch_max > 1) |
| input_mt_sync_frame(input); |
| |
| input_sync(input); |
| wacom_wac->hid_data.num_received = 0; |
| |
| /* keep touch state for pen event */ |
| wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac); |
| } |
| |
| void wacom_wac_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; |
| |
| /* currently, only direct devices have proper hid report descriptors */ |
| __set_bit(INPUT_PROP_DIRECT, wacom_wac->pen_input->propbit); |
| __set_bit(INPUT_PROP_DIRECT, wacom_wac->touch_input->propbit); |
| |
| if (WACOM_PEN_FIELD(field)) |
| return wacom_wac_pen_usage_mapping(hdev, field, usage); |
| |
| if (WACOM_FINGER_FIELD(field)) |
| return wacom_wac_finger_usage_mapping(hdev, field, usage); |
| } |
| |
| int wacom_wac_event(struct hid_device *hdev, struct hid_field *field, |
| struct hid_usage *usage, __s32 value) |
| { |
| struct wacom *wacom = hid_get_drvdata(hdev); |
| |
| if (wacom->wacom_wac.features.type != HID_GENERIC) |
| return 0; |
| |
| if (WACOM_PEN_FIELD(field)) |
| return wacom_wac_pen_event(hdev, field, usage, value); |
| |
| if (WACOM_FINGER_FIELD(field)) |
| return wacom_wac_finger_event(hdev, field, usage, value); |
| |
| return 0; |
| } |
| |
| static void wacom_report_events(struct hid_device *hdev, struct hid_report *report) |
| { |
| int r; |
| |
| for (r = 0; r < report->maxfield; r++) { |
| struct hid_field *field; |
| unsigned count, n; |
| |
| field = report->field[r]; |
| count = field->report_count; |
| |
| if (!(HID_MAIN_ITEM_VARIABLE & field->flags)) |
| continue; |
| |
| for (n = 0; n < count; n++) |
| wacom_wac_event(hdev, field, &field->usage[n], field->value[n]); |
| } |
| } |
| |
| void wacom_wac_report(struct hid_device *hdev, struct hid_report *report) |
| { |
| struct wacom *wacom = hid_get_drvdata(hdev); |
| struct wacom_wac *wacom_wac = &wacom->wacom_wac; |
| struct hid_field *field = report->field[0]; |
| |
| if (wacom_wac->features.type != HID_GENERIC) |
| return; |
| |
| if (WACOM_PEN_FIELD(field)) |
| wacom_wac_pen_pre_report(hdev, report); |
| |
| if (WACOM_FINGER_FIELD(field)) |
| wacom_wac_finger_pre_report(hdev, report); |
| |
| wacom_report_events(hdev, report); |
| |
| if (WACOM_PEN_FIELD(field)) |
| return wacom_wac_pen_report(hdev, report); |
| |
| if (WACOM_FINGER_FIELD(field)) |
| return wacom_wac_finger_report(hdev, report); |
| } |
| |
| static int wacom_bpt_touch(struct wacom_wac *wacom) |
| { |
| struct wacom_features *features = &wacom->features; |
| struct input_dev *input = wacom->touch_input; |
| struct input_dev *pad_input = wacom->pad_input; |
| unsigned char *data = wacom->data; |
| int i; |
| |
| if (data[0] != 0x02) |
| return 0; |
| |
| for (i = 0; i < 2; i++) { |
| int offset = (data[1] & 0x80) ? (8 * i) : (9 * i); |
| bool touch = data[offset + 3] & 0x80; |
| |
| /* |
| * Touch events need to be disabled while stylus is |
| * in proximity because user's hand is resting on touchpad |
| * and sending unwanted events. User expects tablet buttons |
| * to continue working though. |
| */ |
| touch = touch && !wacom->shared->stylus_in_proximity; |
| |
| input_mt_slot(input, i); |
| input_mt_report_slot_state(input, MT_TOOL_FINGER, touch); |
| if (touch) { |
| int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff; |
| int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff; |
| if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) { |
| x <<= 5; |
| y <<= 5; |
| } |
| input_report_abs(input, ABS_MT_POSITION_X, x); |
| input_report_abs(input, ABS_MT_POSITION_Y, y); |
| } |
| } |
| |
| input_mt_sync_frame(input); |
| |
| input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0); |
| input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0); |
| input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0); |
| input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0); |
| wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom); |
| |
| return 1; |
| } |
| |
| static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data) |
| { |
| struct wacom_features *features = &wacom->features; |
| struct input_dev *input = wacom->touch_input; |
| bool touch = data[1] & 0x80; |
| int slot = input_mt_get_slot_by_key(input, data[0]); |
| |
| if (slot < 0) |
| return; |
| |
| touch = touch && !wacom->shared->stylus_in_proximity; |
| |
| input_mt_slot(input, slot); |
| input_mt_report_slot_state(input, MT_TOOL_FINGER, touch); |
| |
| if (touch) { |
| int x = (data[2] << 4) | (data[4] >> 4); |
| int y = (data[3] << 4) | (data[4] & 0x0f); |
| int width, height; |
| |
| if (features->type >= INTUOSPS && features->type <= INTUOSHT2) { |
| width = data[5] * 100; |
| height = data[6] * 100; |
| } else { |
| /* |
| * "a" is a scaled-down area which we assume is |
| * roughly circular and which can be described as: |
| * a=(pi*r^2)/C. |
| */ |
| int a = data[5]; |
| int x_res = input_abs_get_res(input, ABS_MT_POSITION_X); |
| int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y); |
| width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE); |
| height = width * y_res / x_res; |
| } |
| |
| input_report_abs(input, ABS_MT_POSITION_X, x); |
| input_report_abs(input, ABS_MT_POSITION_Y, y); |
| input_report_abs(input, ABS_MT_TOUCH_MAJOR, width); |
| input_report_abs(input, ABS_MT_TOUCH_MINOR, height); |
| } |
| } |
| |
| static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data) |
| { |
| struct input_dev *input = wacom->pad_input; |
| struct wacom_features *features = &wacom->features; |
| |
| if (features->type == INTUOSHT || features->type == INTUOSHT2) { |
| input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0); |
| input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0); |
| } else { |
| input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0); |
| input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0); |
| } |
| input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0); |
| input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0); |
| } |
| |
| static int wacom_bpt3_touch(struct wacom_wac *wacom) |
| { |
| unsigned char *data = wacom->data; |
| int count = data[1] & 0x07; |
| int touch_changed = 0, i; |
| |
| if (data[0] != 0x02) |
| return 0; |
| |
| /* data has up to 7 fixed sized 8-byte messages starting at data[2] */ |
| for (i = 0; i < count; i++) { |
| int offset = (8 * i) + 2; |
| int msg_id = data[offset]; |
| |
| if (msg_id >= 2 && msg_id <= 17) { |
| wacom_bpt3_touch_msg(wacom, data + offset); |
| touch_changed++; |
| } else if (msg_id == 128) |
| wacom_bpt3_button_msg(wacom, data + offset); |
| |
| } |
| |
| /* only update touch if we actually have a touchpad and touch data changed */ |
| if (wacom->touch_registered && touch_changed) { |
| input_mt_sync_frame(wacom->touch_input); |
| wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom); |
| } |
| |
| return 1; |
| } |
| |
| static int wacom_bpt_pen(struct wacom_wac *wacom) |
| { |
| struct wacom_features *features = &wacom->features; |
| struct input_dev *input = wacom->pen_input; |
| unsigned char *data = wacom->data; |
| int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0; |
| |
| if (data[0] != WACOM_REPORT_PENABLED) |
| return 0; |
| |
| prox = (data[1] & 0x20) == 0x20; |
| |
| /* |
| * All reports shared between PEN and RUBBER tool must be |
| * forced to a known starting value (zero) when transitioning to |
| * out-of-prox. |
| * |
| * If not reset then, to userspace, it will look like lost events |
| * if new tool comes in-prox with same values as previous tool sent. |
| * |
| * Hardware does report zero in most out-of-prox cases but not all. |
| */ |
| if (!wacom->shared->stylus_in_proximity) { |
| if (data[1] & 0x08) { |
| wacom->tool[0] = BTN_TOOL_RUBBER; |
| wacom->id[0] = ERASER_DEVICE_ID; |
| } else { |
| wacom->tool[0] = BTN_TOOL_PEN; |
| wacom->id[0] = STYLUS_DEVICE_ID; |
| } |
| } |
| |
| wacom->shared->stylus_in_proximity = prox; |
| if (wacom->shared->touch_down) |
| return 0; |
| |
| if (prox) { |
| x = le16_to_cpup((__le16 *)&data[2]); |
| y = le16_to_cpup((__le16 *)&data[4]); |
| p = le16_to_cpup((__le16 *)&data[6]); |
| /* |
| * Convert distance from out prox to distance from tablet. |
| * distance will be greater than distance_max once |
| * touching and applying pressure; do not report negative |
| * distance. |
| */ |
| if (data[8] <= features->distance_max) |
| d = features->distance_max - data[8]; |
| |
| pen = data[1] & 0x01; |
| btn1 = data[1] & 0x02; |
| btn2 = data[1] & 0x04; |
| } else { |
| wacom->id[0] = 0; |
| } |
| |
| input_report_key(input, BTN_TOUCH, pen); |
| input_report_key(input, BTN_STYLUS, btn1); |
| input_report_key(input, BTN_STYLUS2, btn2); |
| |
| input_report_abs(input, ABS_X, x); |
| input_report_abs(input, ABS_Y, y); |
| input_report_abs(input, ABS_PRESSURE, p); |
| input_report_abs(input, ABS_DISTANCE, d); |
| |
| input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */ |
| input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */ |
| |
| return 1; |
| } |
| |
| static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len) |
| { |
| struct wacom_features *features = &wacom->features; |
| |
| if ((features->type == INTUOSHT2) && |
| (features->device_type & WACOM_DEVICETYPE_PEN)) |
| return wacom_intuos_irq(wacom); |
| else if (len == WACOM_PKGLEN_BBTOUCH) |
| return wacom_bpt_touch(wacom); |
| else if (len == WACOM_PKGLEN_BBTOUCH3) |
| return wacom_bpt3_touch(wacom); |
| else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN) |
| return wacom_bpt_pen(wacom); |
| |
| return 0; |
| } |
| |
| static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom, |
| unsigned char *data) |
| { |
| unsigned char prefix; |
| |
| /* |
| * We need to reroute the event from the debug interface to the |
| * pen interface. |
| * We need to add the report ID to the actual pen report, so we |
| * temporary overwrite the first byte to prevent having to kzalloc/kfree |
| * and memcpy the report. |
| */ |
| prefix = data[0]; |
| data[0] = WACOM_REPORT_BPAD_PEN; |
| |
| /* |
| * actually reroute the event. |
| * No need to check if wacom->shared->pen is valid, hid_input_report() |
| * will check for us. |
| */ |
| hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data, |
| WACOM_PKGLEN_PENABLED, 1); |
| |
| data[0] = prefix; |
| } |
| |
| static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom, |
| unsigned char *data) |
| { |
| struct input_dev *input = wacom->touch_input; |
| unsigned char *finger_data, prefix; |
| unsigned id; |
| int x, y; |
| bool valid; |
| |
| prefix = data[0]; |
| |
| for (id = 0; id < wacom->features.touch_max; id++) { |
| valid = !!(prefix & BIT(id)) && |
| !wacom->shared->stylus_in_proximity; |
| |
| input_mt_slot(input, id); |
| input_mt_report_slot_state(input, MT_TOOL_FINGER, valid); |
| |
| if (!valid) |
| continue; |
| |
| finger_data = data + 1 + id * 3; |
| x = finger_data[0] | ((finger_data[1] & 0x0f) << 8); |
| y = (finger_data[2] << 4) | (finger_data[1] >> 4); |
| |
| input_report_abs(input, ABS_MT_POSITION_X, x); |
| input_report_abs(input, ABS_MT_POSITION_Y, y); |
| } |
| |
| input_mt_sync_frame(input); |
| |
| input_report_key(input, BTN_LEFT, prefix & 0x40); |
| input_report_key(input, BTN_RIGHT, prefix & 0x80); |
| |
| /* keep touch state for pen event */ |
| wacom->shared->touch_down = !!prefix && |
| !wacom->shared->stylus_in_proximity; |
| |
| return 1; |
| } |
| |
| static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len) |
| { |
| unsigned char *data = wacom->data; |
| |
| if (!((len == WACOM_PKGLEN_BPAD_TOUCH) || |
| (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) || |
| (data[0] != WACOM_REPORT_BPAD_TOUCH)) |
| return 0; |
| |
| if (data[1] & 0x01) |
| wacom_bamboo_pad_pen_event(wacom, &data[1]); |
| |
| if (data[1] & 0x02) |
| return wacom_bamboo_pad_touch_event(wacom, &data[9]); |
| |
| return 0; |
| } |
| |
| static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len) |
| { |
| unsigned char *data = wacom->data; |
| int connected; |
| |
| if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL) |
| return 0; |
| |
| connected = data[1] & 0x01; |
| if (connected) { |
| int pid, battery, charging; |
| |
| if ((wacom->shared->type == INTUOSHT || |
| wacom->shared->type == INTUOSHT2) && |
| wacom->shared->touch_input && |
| wacom->shared->touch_max) { |
| input_report_switch(wacom->shared->touch_input, |
| SW_MUTE_DEVICE, data[5] & 0x40); |
| input_sync(wacom->shared->touch_input); |
| } |
| |
| pid = get_unaligned_be16(&data[6]); |
| battery = (data[5] & 0x3f) * 100 / 31; |
| charging = !!(data[5] & 0x80); |
| if (wacom->pid != pid) { |
| wacom->pid = pid; |
| wacom_schedule_work(wacom); |
| } |
| |
| if (wacom->shared->type) |
| wacom_notify_battery(wacom, battery, charging, 1, 0); |
| |
| } else if (wacom->pid != 0) { |
| /* disconnected while previously connected */ |
| wacom->pid = 0; |
| wacom_schedule_work(wacom); |
| wacom_notify_battery(wacom, 0, 0, 0, 0); |
| } |
| |
| return 0; |
| } |
| |
| static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len) |
| { |
| struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac); |
| struct wacom_features *features = &wacom_wac->features; |
| unsigned char *data = wacom_wac->data; |
| |
| if (data[0] != WACOM_REPORT_USB) |
| return 0; |
| |
| if ((features->type == INTUOSHT || |
| features->type == INTUOSHT2) && |
| wacom_wac->shared->touch_input && |
| features->touch_max) { |
| input_report_switch(wacom_wac->shared->touch_input, |
| SW_MUTE_DEVICE, data[8] & 0x40); |
| input_sync(wacom_wac->shared->touch_input); |
| } |
| |
| if (data[9] & 0x02) { /* wireless module is attached */ |
| int battery = (data[8] & 0x3f) * 100 / 31; |
| bool charging = !!(data[8] & 0x80); |
| |
| wacom_notify_battery(wacom_wac, battery, charging, |
| battery || charging, 1); |
| |
| if (!wacom->battery && |
| !(features->quirks & WACOM_QUIRK_BATTERY)) { |
| features->quirks |= WACOM_QUIRK_BATTERY; |
| INIT_WORK(&wacom->work, wacom_battery_work); |
| wacom_schedule_work(wacom_wac); |
| } |
| } |
| else if ((features->quirks & WACOM_QUIRK_BATTERY) && |
| wacom->battery) { |
| features->quirks &= ~WACOM_QUIRK_BATTERY; |
| INIT_WORK(&wacom->work, wacom_battery_work); |
| wacom_schedule_work(wacom_wac); |
| wacom_notify_battery(wacom_wac, 0, 0, 0, 0); |
| } |
| return 0; |
| } |
| |
| void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len) |
| { |
| bool sync; |
| |
| switch (wacom_wac->features.type) { |
| case PENPARTNER: |
| sync = wacom_penpartner_irq(wacom_wac); |
| break; |
| |
| case PL: |
| sync = wacom_pl_irq(wacom_wac); |
| break; |
| |
| case WACOM_G4: |
| case GRAPHIRE: |
| case GRAPHIRE_BT: |
| case WACOM_MO: |
| sync = wacom_graphire_irq(wacom_wac); |
| break; |
| |
| case PTU: |
| sync = wacom_ptu_irq(wacom_wac); |
| break; |
| |
| case DTU: |
| sync = wacom_dtu_irq(wacom_wac); |
| break; |
| |
| case DTUS: |
| case DTUSX: |
| sync = wacom_dtus_irq(wacom_wac); |
| break; |
| |
| case INTUOS: |
| case INTUOS3S: |
| case INTUOS3: |
| case INTUOS3L: |
| case INTUOS4S: |
| case INTUOS4: |
| case INTUOS4L: |
| case CINTIQ: |
| case WACOM_BEE: |
| case WACOM_13HD: |
| case WACOM_21UX2: |
| case WACOM_22HD: |
| case WACOM_24HD: |
| case WACOM_27QHD: |
| case DTK: |
| case CINTIQ_HYBRID: |
| case CINTIQ_COMPANION_2: |
| sync = wacom_intuos_irq(wacom_wac); |
| break; |
| |
| case INTUOS4WL: |
| sync = wacom_intuos_bt_irq(wacom_wac, len); |
| break; |
| |
| case WACOM_24HDT: |
| case WACOM_27QHDT: |
| sync = wacom_24hdt_irq(wacom_wac); |
| break; |
| |
| case INTUOS5S: |
| case INTUOS5: |
| case INTUOS5L: |
| case INTUOSPS: |
| case INTUOSPM: |
| case INTUOSPL: |
| if (len == WACOM_PKGLEN_BBTOUCH3) |
| sync = wacom_bpt3_touch(wacom_wac); |
| else if (wacom_wac->data[0] == WACOM_REPORT_USB) |
| sync = wacom_status_irq(wacom_wac, len); |
| else |
| sync = wacom_intuos_irq(wacom_wac); |
| break; |
| |
| case TABLETPC: |
| case TABLETPCE: |
| case TABLETPC2FG: |
| case MTSCREEN: |
| case MTTPC: |
| case MTTPC_B: |
| sync = wacom_tpc_irq(wacom_wac, len); |
| break; |
| |
| case BAMBOO_PT: |
| case BAMBOO_PEN: |
| case BAMBOO_TOUCH: |
| case INTUOSHT: |
| case INTUOSHT2: |
| if (wacom_wac->data[0] == WACOM_REPORT_USB) |
| sync = wacom_status_irq(wacom_wac, len); |
| else |
| sync = wacom_bpt_irq(wacom_wac, len); |
| break; |
| |
| case BAMBOO_PAD: |
| sync = wacom_bamboo_pad_irq(wacom_wac, len); |
| break; |
| |
| case WIRELESS: |
| sync = wacom_wireless_irq(wacom_wac, len); |
| break; |
| |
| case REMOTE: |
| if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST) |
| sync = wacom_remote_status_irq(wacom_wac, len); |
| else |
| sync = wacom_remote_irq(wacom_wac, len); |
| break; |
| |
| default: |
| sync = false; |
| break; |
| } |
| |
| if (sync) { |
| if (wacom_wac->pen_input) |
| input_sync(wacom_wac->pen_input); |
| if (wacom_wac->touch_input) |
| input_sync(wacom_wac->touch_input); |
| if (wacom_wac->pad_input) |
| input_sync(wacom_wac->pad_input); |
| } |
| } |
| |
| static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac) |
| { |
| struct input_dev *input_dev = wacom_wac->pen_input; |
| |
| input_set_capability(input_dev, EV_MSC, MSC_SERIAL); |
| |
| __set_bit(BTN_TOOL_PEN, input_dev->keybit); |
| __set_bit(BTN_STYLUS, input_dev->keybit); |
| __set_bit(BTN_STYLUS2, input_dev->keybit); |
| |
| input_set_abs_params(input_dev, ABS_DISTANCE, |
| 0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0); |
| } |
| |
| static void wacom_setup_cintiq(struct wacom_wac *wacom_wac) |
| { |
| struct input_dev *input_dev = wacom_wac->pen_input; |
| struct wacom_features *features = &wacom_wac->features; |
| |
| wacom_setup_basic_pro_pen(wacom_wac); |
| |
| __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); |
| __set_bit(BTN_TOOL_BRUSH, input_dev->keybit); |
| __set_bit(BTN_TOOL_PENCIL, input_dev->keybit); |
| __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit); |
| |
| input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0); |
| input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0); |
| input_abs_set_res(input_dev, ABS_TILT_X, 57); |
| input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0); |
| input_abs_set_res(input_dev, ABS_TILT_Y, 57); |
| } |
| |
| static void wacom_setup_intuos(struct wacom_wac *wacom_wac) |
| { |
| struct input_dev *input_dev = wacom_wac->pen_input; |
| |
| input_set_capability(input_dev, EV_REL, REL_WHEEL); |
| |
| wacom_setup_cintiq(wacom_wac); |
| |
| __set_bit(BTN_LEFT, input_dev->keybit); |
| __set_bit(BTN_RIGHT, input_dev->keybit); |
| __set_bit(BTN_MIDDLE, input_dev->keybit); |
| __set_bit(BTN_SIDE, input_dev->keybit); |
| __set_bit(BTN_EXTRA, input_dev->keybit); |
| __set_bit(BTN_TOOL_MOUSE, input_dev->keybit); |
| __set_bit(BTN_TOOL_LENS, input_dev->keybit); |
| |
| input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0); |
| input_abs_set_res(input_dev, ABS_RZ, 287); |
| input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0); |
| } |
| |
| void wacom_setup_device_quirks(struct wacom *wacom) |
| { |
| struct wacom_features *features = &wacom->wacom_wac.features; |
| |
| /* The pen and pad share the same interface on most devices */ |
| if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 || |
| features->type == DTUS || |
| (features->type >= INTUOS3S && features->type <= WACOM_MO)) { |
| if (features->device_type & WACOM_DEVICETYPE_PEN) |
| features->device_type |= WACOM_DEVICETYPE_PAD; |
| } |
| |
| /* touch device found but size is not defined. use default */ |
| if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) { |
| features->x_max = 1023; |
| features->y_max = 1023; |
| } |
| |
| /* |
| * Intuos5/Pro and Bamboo 3rd gen have no useful data about its |
| * touch interface in its HID descriptor. If this is the touch |
| * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the |
| * tablet values. |
| */ |
| if ((features->type >= INTUOS5S && features->type <= INTUOSPL) || |
| (features->type >= INTUOSHT && features->type <= BAMBOO_PT)) { |
| if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) { |
| if (features->touch_max) |
| features->device_type |= WACOM_DEVICETYPE_TOUCH; |
| if (features->type >= INTUOSHT && features->type <= BAMBOO_PT) |
| features->device_type |= WACOM_DEVICETYPE_PAD; |
| |
| features->x_max = 4096; |
| features->y_max = 4096; |
| } |
| else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) { |
| features->device_type |= WACOM_DEVICETYPE_PAD; |
| } |
| } |
| |
| /* |
| * Hack for the Bamboo One: |
| * the device presents a PAD/Touch interface as most Bamboos and even |
| * sends ghosts PAD data on it. However, later, we must disable this |
| * ghost interface, and we can not detect it unless we set it here |
| * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH. |
| */ |
| if (features->type == BAMBOO_PEN && |
| features->pktlen == WACOM_PKGLEN_BBTOUCH3) |
| features->device_type |= WACOM_DEVICETYPE_PAD; |
| |
| /* |
| * Raw Wacom-mode pen and touch events both come from interface |
| * 0, whose HID descriptor has an application usage of 0xFF0D |
| * (i.e., WACOM_VENDORDEFINED_PEN). We route pen packets back |
| * out through the HID_GENERIC device created for interface 1, |
| * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH. |
| */ |
| if (features->type == BAMBOO_PAD) |
| features->device_type = WACOM_DEVICETYPE_TOUCH; |
| |
| if (features->type == REMOTE) |
| features->device_type = WACOM_DEVICETYPE_PAD; |
| |
| if (wacom->hdev->bus == BUS_BLUETOOTH) |
| features->quirks |= WACOM_QUIRK_BATTERY; |
| |
| /* quirk for bamboo touch with 2 low res touches */ |
| if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) && |
| features->pktlen == WACOM_PKGLEN_BBTOUCH) { |
| features->x_max <<= 5; |
| features->y_max <<= 5; |
| features->x_fuzz <<= 5; |
| features->y_fuzz <<= 5; |
| features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES; |
| } |
| |
| if (features->type == WIRELESS) { |
| if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) { |
| features->quirks |= WACOM_QUIRK_BATTERY; |
| } |
| } |
| } |
| |
| int wacom_setup_pen_input_capabilities(struct input_dev *input_dev, |
| struct wacom_wac *wacom_wac) |
| { |
| struct wacom_features *features = &wacom_wac->features; |
| |
| input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); |
| |
| if (!(features->device_type & WACOM_DEVICETYPE_PEN)) |
| return -ENODEV; |
| |
| if (features->type == HID_GENERIC) |
| /* setup has already been done */ |
| return 0; |
| |
| __set_bit(BTN_TOUCH, input_dev->keybit); |
| __set_bit(ABS_MISC, input_dev->absbit); |
| |
| input_set_abs_params(input_dev, ABS_X, features->x_min, |
| features->x_max, features->x_fuzz, 0); |
| input_set_abs_params(input_dev, ABS_Y, features->y_min, |
| features->y_max, features->y_fuzz, 0); |
| input_set_abs_params(input_dev, ABS_PRESSURE, 0, |
| features->pressure_max, features->pressure_fuzz, 0); |
| |
| /* penabled devices have fixed resolution for each model */ |
| input_abs_set_res(input_dev, ABS_X, features->x_resolution); |
| input_abs_set_res(input_dev, ABS_Y, features->y_resolution); |
| |
| |
| switch (features->type) { |
| case GRAPHIRE_BT: |
| __clear_bit(ABS_MISC, input_dev->absbit); |
| |
| case WACOM_MO: |
| case WACOM_G4: |
| input_set_abs_params(input_dev, ABS_DISTANCE, 0, |
| features->distance_max, |
| features->distance_fuzz, 0); |
| /* fall through */ |
| |
| case GRAPHIRE: |
| input_set_capability(input_dev, EV_REL, REL_WHEEL); |
| |
| __set_bit(BTN_LEFT, input_dev->keybit); |
| __set_bit(BTN_RIGHT, input_dev->keybit); |
| __set_bit(BTN_MIDDLE, input_dev->keybit); |
| |
| __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); |
| __set_bit(BTN_TOOL_PEN, input_dev->keybit); |
| __set_bit(BTN_TOOL_MOUSE, input_dev->keybit); |
| __set_bit(BTN_STYLUS, input_dev->keybit); |
| __set_bit(BTN_STYLUS2, input_dev->keybit); |
| |
| __set_bit(INPUT_PROP_POINTER, input_dev->propbit); |
| break; |
| |
| case WACOM_27QHD: |
| case WACOM_24HD: |
| case DTK: |
| case WACOM_22HD: |
| case WACOM_21UX2: |
| case WACOM_BEE: |
| case CINTIQ: |
| case WACOM_13HD: |
| case CINTIQ_HYBRID: |
| case CINTIQ_COMPANION_2: |
| input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0); |
| input_abs_set_res(input_dev, ABS_Z, 287); |
| __set_bit(INPUT_PROP_DIRECT, input_dev->propbit); |
| wacom_setup_cintiq(wacom_wac); |
| break; |
| |
| case INTUOS3: |
| case INTUOS3L: |
| case INTUOS3S: |
| case INTUOS4: |
| case INTUOS4WL: |
| case INTUOS4L: |
| case INTUOS4S: |
| input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0); |
| input_abs_set_res(input_dev, ABS_Z, 287); |
| /* fall through */ |
| |
| case INTUOS: |
| __set_bit(INPUT_PROP_POINTER, input_dev->propbit); |
| |
| wacom_setup_intuos(wacom_wac); |
| break; |
| |
| case INTUOS5: |
| case INTUOS5L: |
| case INTUOSPM: |
| case INTUOSPL: |
| case INTUOS5S: |
| case INTUOSPS: |
| __set_bit(INPUT_PROP_POINTER, input_dev->propbit); |
| |
| input_set_abs_params(input_dev, ABS_DISTANCE, 0, |
| features->distance_max, |
| features->distance_fuzz, 0); |
| |
| input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0); |
| input_abs_set_res(input_dev, ABS_Z, 287); |
| |
| wacom_setup_intuos(wacom_wac); |
| break; |
| |
| case WACOM_24HDT: |
| case WACOM_27QHDT: |
| case MTSCREEN: |
| case MTTPC: |
| case MTTPC_B: |
| case TABLETPC2FG: |
| case TABLETPC: |
| case TABLETPCE: |
| __clear_bit(ABS_MISC, input_dev->absbit); |
| /* fall through */ |
| |
| case DTUS: |
| case DTUSX: |
| case PL: |
| case DTU: |
| __set_bit(BTN_TOOL_PEN, input_dev->keybit); |
| __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); |
| __set_bit(BTN_STYLUS, input_dev->keybit); |
| __set_bit(BTN_STYLUS2, input_dev->keybit); |
| |
| __set_bit(INPUT_PROP_DIRECT, input_dev->propbit); |
| break; |
| |
| case PTU: |
| __set_bit(BTN_STYLUS2, input_dev->keybit); |
| /* fall through */ |
| |
| case PENPARTNER: |
| __set_bit(BTN_TOOL_PEN, input_dev->keybit); |
| __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); |
| __set_bit(BTN_STYLUS, input_dev->keybit); |
| |
| __set_bit(INPUT_PROP_POINTER, input_dev->propbit); |
| break; |
| |
| case INTUOSHT: |
| case BAMBOO_PT: |
| case BAMBOO_PEN: |
| case INTUOSHT2: |
| __set_bit(INPUT_PROP_POINTER, input_dev->propbit); |
| |
| if (features->type == INTUOSHT2) { |
| wacom_setup_basic_pro_pen(wacom_wac); |
| } else { |
| __clear_bit(ABS_MISC, input_dev->absbit); |
| __set_bit(BTN_TOOL_PEN, input_dev->keybit); |
| __set_bit(BTN_TOOL_RUBBER, input_dev->keybit); |
| __set_bit(BTN_STYLUS, input_dev->keybit); |
| __set_bit(BTN_STYLUS2, input_dev->keybit); |
| input_set_abs_params(input_dev, ABS_DISTANCE, 0, |
| features->distance_max, |
| features->distance_fuzz, 0); |
| } |
| break; |
| case BAMBOO_PAD: |
| __clear_bit(ABS_MISC, input_dev->absbit); |
| break; |
| } |
| return 0; |
| } |
| |
| int wacom_setup_touch_input_capabilities(struct input_dev *input_dev, |
| struct wacom_wac *wacom_wac) |
| { |
| struct wacom_features *features = &wacom_wac->features; |
| |
| input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); |
| |
| if (!(features->device_type & WACOM_DEVICETYPE_TOUCH)) |
| return -ENODEV; |
| |
| if (features->type == HID_GENERIC) |
| /* setup has already been done */ |
| return 0; |
| |
| __set_bit(BTN_TOUCH, input_dev->keybit); |
| |
| if (features->touch_max == 1) { |
| input_set_abs_params(input_dev, ABS_X, 0, |
| features->x_max, features->x_fuzz, 0); |
| input_set_abs_params(input_dev, ABS_Y, 0, |
| features->y_max, features->y_fuzz, 0); |
| input_abs_set_res(input_dev, ABS_X, |
| features->x_resolution); |
| input_abs_set_res(input_dev, ABS_Y, |
| features->y_resolution); |
| } |
| else if (features->touch_max > 1) { |
| input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0, |
| features->x_max, features->x_fuzz, 0); |
| input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0, |
|