/* * $Id: wacom.c,v 1.1.1.1 2003/06/23 22:18:35 jharrell Exp $ * * Copyright (c) 2000-2001 Vojtech Pavlik * Copyright (c) 2000 Andreas Bach Aaen * Copyright (c) 2000 Clifford Wolf * Copyright (c) 2000 Sam Mosel * Copyright (c) 2000 James E. Blair * Copyright (c) 2000 Daniel Egger * Copyright (c) 2001 Frederic Lepied * * USB Wacom Graphire and Wacom Intuos tablet support * * Sponsored by SuSE * * ChangeLog: * v0.1 (vp) - Initial release * v0.2 (aba) - Support for all buttons / combinations * v0.3 (vp) - Support for Intuos added * v0.4 (sm) - Support for more Intuos models, menustrip * relative mode, proximity. * v0.5 (vp) - Big cleanup, nifty features removed, * they belong in userspace * v1.8 (vp) - Submit URB only when operating, moved to CVS, * use input_report_key instead of report_btn and * other cleanups * v1.11 (vp) - Add URB ->dev setting for new kernels * v1.11 (jb) - Add support for the 4D Mouse & Lens * v1.12 (de) - Add support for two more inking pen IDs * v1.14 (vp) - Use new USB device id probing scheme. * Fix Wacom Graphire mouse wheel * v1.18 (vp) - Fix mouse wheel direction * Make mouse relative * v1.20 (fl) - Report tool id for Intuos devices * - Multi tools support * - Corrected Intuos protocol decoding (airbrush, 4D mouse, lens cursor...) * - Add PL models support * - Fix Wacom Graphire mouse wheel again * v1.21 (vp) - Removed protocol descriptions * - Added MISC_SERIAL for tool serial numbers * (gb) - Identify version on module load. */ /* * 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. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Should you need to contact me, the author, you can do so either by * e-mail - mail your message to , or by paper mail: * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic */ #include #include #include #include #include #include /* * Version Information */ #define DRIVER_VERSION "v1.21" #define DRIVER_AUTHOR "Vojtech Pavlik " #define DRIVER_DESC "USB Wacom Graphire and Wacom Intuos tablet driver" MODULE_AUTHOR( DRIVER_AUTHOR ); MODULE_DESCRIPTION( DRIVER_DESC ); MODULE_LICENSE("GPL"); #define USB_VENDOR_ID_WACOM 0x056a struct wacom_features { char *name; int pktlen; int x_max; int y_max; int pressure_max; int distance_max; void (*irq)(struct urb *urb); unsigned long evbit; unsigned long absbit; unsigned long relbit; unsigned long btnbit; unsigned long digibit; }; struct wacom { signed char data[10]; struct input_dev dev; struct usb_device *usbdev; struct urb irq; struct wacom_features *features; int tool[2]; int open; int x, y; __u32 serial[2]; }; static void wacom_pl_irq(struct urb *urb) { struct wacom *wacom = urb->context; unsigned char *data = wacom->data; struct input_dev *dev = &wacom->dev; int prox; if (urb->status) return; if (data[0] != 2) dbg("received unknown report #%d", data[0]); prox = data[1] & 0x20; input_report_key(dev, BTN_TOOL_PEN, prox); if (prox) { int pressure = (data[4] & 0x04) >> 2 | ((__u32)(data[7] & 0x7f) << 1); input_report_abs(dev, ABS_X, data[3] | ((__u32)data[2] << 8) | ((__u32)(data[1] & 0x03) << 16)); input_report_abs(dev, ABS_Y, data[6] | ((__u32)data[5] << 8) | ((__u32)(data[4] & 0x03) << 8)); input_report_abs(dev, ABS_PRESSURE, (data[7] & 0x80) ? (255 - pressure) : (pressure + 255)); input_report_key(dev, BTN_TOUCH, data[4] & 0x08); input_report_key(dev, BTN_STYLUS, data[4] & 0x10); input_report_key(dev, BTN_STYLUS2, data[4] & 0x20); } input_event(dev, EV_MSC, MSC_SERIAL, 0); } static void wacom_graphire_irq(struct urb *urb) { struct wacom *wacom = urb->context; unsigned char *data = wacom->data; struct input_dev *dev = &wacom->dev; int x, y; if (urb->status) return; if (data[0] != 2) dbg("received unknown report #%d", data[0]); x = data[2] | ((__u32)data[3] << 8); y = data[4] | ((__u32)data[5] << 8); switch ((data[1] >> 5) & 3) { case 0: /* Pen */ input_report_key(dev, BTN_TOOL_PEN, data[1] & 0x80); break; case 1: /* Rubber */ input_report_key(dev, BTN_TOOL_RUBBER, data[1] & 0x80); break; case 2: /* Mouse */ input_report_key(dev, BTN_TOOL_MOUSE, data[7] > 24); input_report_key(dev, BTN_LEFT, data[1] & 0x01); input_report_key(dev, BTN_RIGHT, data[1] & 0x02); input_report_key(dev, BTN_MIDDLE, data[1] & 0x04); input_report_abs(dev, ABS_DISTANCE, data[7]); input_report_rel(dev, REL_WHEEL, (signed char) data[6]); input_report_abs(dev, ABS_X, x); input_report_abs(dev, ABS_Y, y); input_event(dev, EV_MSC, MSC_SERIAL, data[1] & 0x01); return; } if (data[1] & 0x80) { input_report_abs(dev, ABS_X, wacom->x = x); input_report_abs(dev, ABS_Y, wacom->y = y); } input_report_abs(dev, ABS_PRESSURE, data[6] | ((__u32)data[7] << 8)); input_report_key(dev, BTN_TOUCH, data[1] & 0x01); input_report_key(dev, BTN_STYLUS, data[1] & 0x02); input_report_key(dev, BTN_STYLUS2, data[1] & 0x04); input_event(dev, EV_MSC, MSC_SERIAL, data[1] & 0x01); } static void wacom_intuos_irq(struct urb *urb) { struct wacom *wacom = urb->context; unsigned char *data = wacom->data; struct input_dev *dev = &wacom->dev; unsigned int t; int idx; if (urb->status) return; if (data[0] != 2) dbg("received unknown report #%d", data[0]); /* tool number */ idx = data[1] & 0x01; if ((data[1] & 0xfc) == 0xc0) { /* Enter report */ wacom->serial[idx] = ((__u32)(data[3] & 0x0f) << 4) + /* serial number of the tool */ ((__u32)data[4] << 16) + ((__u32)data[5] << 12) + ((__u32)data[6] << 4) + (data[7] >> 4); switch (((__u32)data[2] << 4) | (data[3] >> 4)) { case 0x832: case 0x012: wacom->tool[idx] = BTN_TOOL_PENCIL; break; /* Inking pen */ case 0x822: case 0x022: wacom->tool[idx] = BTN_TOOL_PEN; break; /* Pen */ case 0x812: case 0x032: wacom->tool[idx] = BTN_TOOL_BRUSH; break; /* Stroke pen */ case 0x09c: case 0x094: wacom->tool[idx] = BTN_TOOL_MOUSE; break; /* Mouse 4D */ case 0x096: wacom->tool[idx] = BTN_TOOL_LENS; break; /* Lens cursor */ case 0x82a: case 0x91a: case 0x0fa: wacom->tool[idx] = BTN_TOOL_RUBBER; break; /* Eraser */ case 0x112: wacom->tool[idx] = BTN_TOOL_AIRBRUSH; break; /* Airbrush */ default: wacom->tool[idx] = BTN_TOOL_PEN; break; /* Unknown tool */ } input_report_key(dev, wacom->tool[idx], 1); input_event(dev, EV_MSC, MSC_SERIAL, wacom->serial[idx]); return; } if ((data[1] & 0xfe) == 0x80) { /* Exit report */ input_report_key(dev, wacom->tool[idx], 0); input_event(dev, EV_MSC, MSC_SERIAL, wacom->serial[idx]); return; } input_report_abs(dev, ABS_X, ((__u32)data[2] << 8) | data[3]); input_report_abs(dev, ABS_Y, ((__u32)data[4] << 8) | data[5]); input_report_abs(dev, ABS_DISTANCE, data[9] >> 4); if ((data[1] & 0xb8) == 0xa0) { /* general pen packet */ input_report_abs(dev, ABS_PRESSURE, t = ((__u32)data[6] << 2) | ((data[7] >> 6) & 3)); input_report_abs(dev, ABS_TILT_X, ((data[7] << 1) & 0x7e) | (data[8] >> 7)); input_report_abs(dev, ABS_TILT_Y, data[8] & 0x7f); input_report_key(dev, BTN_STYLUS, data[1] & 2); input_report_key(dev, BTN_STYLUS2, data[1] & 4); input_report_key(dev, BTN_TOUCH, t > 10); } if ((data[1] & 0xbc) == 0xb4) { /* airbrush second packet */ input_report_abs(dev, ABS_WHEEL, ((__u32)data[6] << 2) | ((data[7] >> 6) & 3)); input_report_abs(dev, ABS_TILT_X, ((data[7] << 1) & 0x7e) | (data[8] >> 7)); input_report_abs(dev, ABS_TILT_Y, data[8] & 0x7f); } if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0) { /* 4D mouse or Lens cursor packets */ if (data[1] & 0x02) { /* Rotation packet */ input_report_abs(dev, ABS_RZ, (data[7] & 0x20) ? ((__u32)data[6] << 2) | ((data[7] >> 6) & 3): (-(((__u32)data[6] << 2) | ((data[7] >> 6) & 3))) - 1); } else { input_report_key(dev, BTN_LEFT, data[8] & 0x01); input_report_key(dev, BTN_MIDDLE, data[8] & 0x02); input_report_key(dev, BTN_RIGHT, data[8] & 0x04); if ((data[1] & 0x10) == 0) { /* 4D mouse packets */ input_report_key(dev, BTN_SIDE, data[8] & 0x20); input_report_key(dev, BTN_EXTRA, data[8] & 0x10); input_report_abs(dev, ABS_THROTTLE, (data[8] & 0x08) ? ((__u32)data[6] << 2) | ((data[7] >> 6) & 3) : -((__u32)data[6] << 2) | ((data[7] >> 6) & 3)); } else { /* Lens cursor packets */ input_report_key(dev, BTN_SIDE, data[8] & 0x10); input_report_key(dev, BTN_EXTRA, data[8] & 0x08); } } } input_event(dev, EV_MSC, MSC_SERIAL, wacom->serial[idx]); } #define WACOM_INTUOS_TOOLS (BIT(BTN_TOOL_BRUSH) | BIT(BTN_TOOL_PENCIL) | BIT(BTN_TOOL_AIRBRUSH) | BIT(BTN_TOOL_LENS)) #define WACOM_INTUOS_BUTTONS (BIT(BTN_SIDE) | BIT(BTN_EXTRA)) #define WACOM_INTUOS_ABS (BIT(ABS_TILT_X) | BIT(ABS_TILT_Y) | BIT(ABS_RZ) | BIT(ABS_THROTTLE)) struct wacom_features wacom_features[] = { { "Wacom Graphire", 8, 10206, 7422, 511, 32, wacom_graphire_irq, BIT(EV_REL), 0, BIT(REL_WHEEL), 0 }, { "Wacom Intuos 4x5", 10, 12700, 10360, 1023, 15, wacom_intuos_irq, 0, WACOM_INTUOS_ABS, 0, WACOM_INTUOS_BUTTONS, WACOM_INTUOS_TOOLS }, { "Wacom Intuos 6x8", 10, 20320, 15040, 1023, 15, wacom_intuos_irq, 0, WACOM_INTUOS_ABS, 0, WACOM_INTUOS_BUTTONS, WACOM_INTUOS_TOOLS }, { "Wacom Intuos 9x12", 10, 30480, 23060, 1023, 15, wacom_intuos_irq, 0, WACOM_INTUOS_ABS, 0, WACOM_INTUOS_BUTTONS, WACOM_INTUOS_TOOLS }, { "Wacom Intuos 12x12", 10, 30480, 30480, 1023, 15, wacom_intuos_irq, 0, WACOM_INTUOS_ABS, 0, WACOM_INTUOS_BUTTONS, WACOM_INTUOS_TOOLS }, { "Wacom Intuos 12x18", 10, 47720, 30480, 1023, 15, wacom_intuos_irq, 0, WACOM_INTUOS_ABS, 0, WACOM_INTUOS_BUTTONS, WACOM_INTUOS_TOOLS }, { "Wacom PL500", 8, 12328, 9256, 511, 32, wacom_pl_irq, 0, 0, 0, 0 }, { NULL , 0 } }; struct usb_device_id wacom_ids[] = { { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x10), driver_info: 0 }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x20), driver_info: 1 }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x21), driver_info: 2 }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x22), driver_info: 3 }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x23), driver_info: 4 }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x24), driver_info: 5 }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x31), driver_info: 6 }, { } }; MODULE_DEVICE_TABLE(usb, wacom_ids); static int wacom_open(struct input_dev *dev) { struct wacom *wacom = dev->private; if (wacom->open++) return 0; wacom->irq.dev = wacom->usbdev; if (usb_submit_urb(&wacom->irq)) return -EIO; return 0; } static void wacom_close(struct input_dev *dev) { struct wacom *wacom = dev->private; if (!--wacom->open) usb_unlink_urb(&wacom->irq); } static void *wacom_probe(struct usb_device *dev, unsigned int ifnum, const struct usb_device_id *id) { struct usb_endpoint_descriptor *endpoint; struct wacom *wacom; if (!(wacom = kmalloc(sizeof(struct wacom), GFP_KERNEL))) return NULL; memset(wacom, 0, sizeof(struct wacom)); wacom->features = wacom_features + id->driver_info; wacom->dev.evbit[0] |= BIT(EV_KEY) | BIT(EV_ABS) | BIT(EV_MSC) | wacom->features->evbit; wacom->dev.absbit[0] |= BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_PRESSURE) | BIT(ABS_DISTANCE) | BIT(ABS_WHEEL) | wacom->features->absbit; wacom->dev.relbit[0] |= wacom->features->relbit; wacom->dev.keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE) | wacom->features->btnbit; wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_PEN) | BIT(BTN_TOOL_RUBBER) | BIT(BTN_TOOL_MOUSE) | BIT(BTN_TOUCH) | BIT(BTN_STYLUS) | BIT(BTN_STYLUS2) | wacom->features->digibit; wacom->dev.mscbit[0] |= BIT(MSC_SERIAL); wacom->dev.absmax[ABS_X] = wacom->features->x_max; wacom->dev.absmax[ABS_Y] = wacom->features->y_max; wacom->dev.absmax[ABS_PRESSURE] = wacom->features->pressure_max; wacom->dev.absmax[ABS_DISTANCE] = wacom->features->distance_max; wacom->dev.absmax[ABS_TILT_X] = 127; wacom->dev.absmax[ABS_TILT_Y] = 127; wacom->dev.absmax[ABS_WHEEL] = 1023; wacom->dev.absmin[ABS_RZ] = -900; wacom->dev.absmax[ABS_RZ] = 899; wacom->dev.absmin[ABS_THROTTLE] = -1023; wacom->dev.absmax[ABS_THROTTLE] = 1023; wacom->dev.absfuzz[ABS_X] = 4; wacom->dev.absfuzz[ABS_Y] = 4; wacom->dev.private = wacom; wacom->dev.open = wacom_open; wacom->dev.close = wacom_close; wacom->dev.name = wacom->features->name; wacom->dev.idbus = BUS_USB; wacom->dev.idvendor = dev->descriptor.idVendor; wacom->dev.idproduct = dev->descriptor.idProduct; wacom->dev.idversion = dev->descriptor.bcdDevice; wacom->usbdev = dev; endpoint = dev->config[0].interface[ifnum].altsetting[0].endpoint + 0; FILL_INT_URB(&wacom->irq, dev, usb_rcvintpipe(dev, endpoint->bEndpointAddress), wacom->data, wacom->features->pktlen, wacom->features->irq, wacom, endpoint->bInterval); input_register_device(&wacom->dev); printk(KERN_INFO "input%d: %s on usb%d:%d.%d\n", wacom->dev.number, wacom->features->name, dev->bus->busnum, dev->devnum, ifnum); return wacom; } static void wacom_disconnect(struct usb_device *dev, void *ptr) { struct wacom *wacom = ptr; usb_unlink_urb(&wacom->irq); input_unregister_device(&wacom->dev); kfree(wacom); } static struct usb_driver wacom_driver = { name: "wacom", probe: wacom_probe, disconnect: wacom_disconnect, id_table: wacom_ids, }; static int __init wacom_init(void) { usb_register(&wacom_driver); info(DRIVER_VERSION ":" DRIVER_DESC); return 0; } static void __exit wacom_exit(void) { usb_deregister(&wacom_driver); } module_init(wacom_init); module_exit(wacom_exit);