diff options
-rwxr-xr-x | src/2.6.26/Makefile.in | 44 | ||||
-rwxr-xr-x | src/2.6.26/wacom.h | 139 | ||||
-rwxr-xr-x | src/2.6.26/wacom_sys.c | 551 |
3 files changed, 734 insertions, 0 deletions
diff --git a/src/2.6.26/Makefile.in b/src/2.6.26/Makefile.in new file mode 100755 index 0000000..eeb3b81 --- /dev/null +++ b/src/2.6.26/Makefile.in @@ -0,0 +1,44 @@ +############################ 2.6 kernel compile ############################### +ifneq ($(KERNELRELEASE),) +# We were called by kbuild +# Do NOT indent stuff in this part! It has to be like this to make the +# $(error ... ) stuff work + +ifeq ($(WCM_OPTION_WACOM),yes) +ifneq ($(CONFIG_USB_WACOM),y) +wacom-objs := wacom_wac.o wacom_sys.o +obj-m += wacom.o +else +$(error You requested to build wacom with configure, but wacom is configured as built-in in your kernel config) +endif # CONFIG_USB_WACOM +endif # WCM_OPTION_WACOM + +else # We were called from command line +PWD := $(shell pwd) + +WCM_KERNEL_DIR := @WCM_KERNEL_DIR@ +WCM_OPTION_WACOM := @WCM_OPTION_WACOM@ + +export WCM_OPTION_WACOM + +all: +# Copy Wacom specific code which is common to all kernel releases +ifeq ($(WCM_OPTION_WACOM),yes) + cp -f ../2.6.19/wacom_wac.c . + cp -f ../2.6.22/wacom_wac.h . +endif + @echo ' Building linuxwacom drivers for 2.6 kernel.' + @echo '***Note: Drivers not enabled as modules in your kernel config but requested through configure are NOT built' + $(MAKE) -C $(WCM_KERNEL_DIR) M=$(PWD) + +endif # End kbuild check + +######################### Version independent targets ########################## + +clean: + rm -rf *.o *.ko *.mod.* .[a-z]* core *.i + +EMPTY_AUTOMAKE_TARGETS = distdir install install-data install-exec uninstall install-info +EMPTY_AUTOMAKE_TARGETS += installdirs check dvi pdf ps info html tags ctags mostlyclean distclean maintainer-clean +.PHONY: $(EMPTY_AUTOMAKE_TARGETS) + $(EMPTY_AUTOMAKE_TARGETS): diff --git a/src/2.6.26/wacom.h b/src/2.6.26/wacom.h new file mode 100755 index 0000000..48fa684 --- /dev/null +++ b/src/2.6.26/wacom.h @@ -0,0 +1,139 @@ +/* + * drivers/input/tablet/wacom.h + * + * USB Wacom Graphire and Wacom Intuos tablet support + * + * Copyright (c) 2000-2004 Vojtech Pavlik <vojtech@ucw.cz> + * Copyright (c) 2000 Andreas Bach Aaen <abach@stofanet.dk> + * Copyright (c) 2000 Clifford Wolf <clifford@clifford.at> + * Copyright (c) 2000 Sam Mosel <sam.mosel@computer.org> + * Copyright (c) 2000 James E. Blair <corvus@gnu.org> + * Copyright (c) 2000 Daniel Egger <egger@suse.de> + * Copyright (c) 2001 Frederic Lepied <flepied@mandrakesoft.com> + * Copyright (c) 2004 Panagiotis Issaris <panagiotis.issaris@mech.kuleuven.ac.be> + * Copyright (c) 2002-2008 Ping Cheng <pingc@wacom.com> + * + * 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. + * v1.21.1 (fl) - added Graphire2 support + * v1.21.2 (fl) - added Intuos2 support + * - added all the PL ids + * v1.21.3 (fl) - added another eraser id from Neil Okamoto + * - added smooth filter for Graphire from Peri Hankey + * - added PenPartner support from Olaf van Es + * - new tool ids from Ole Martin Bjoerndalen + * v1.29 (pc) - Add support for more tablets + * - Fix pressure reporting + * v1.30 (vp) - Merge 2.4 and 2.5 drivers + * - Since 2.5 now has input_sync(), remove MSC_SERIAL abuse + * - Cleanups here and there + * v1.30.1 (pi) - Added Graphire3 support + * v1.40 (pc) - Add support for several new devices, fix eraser reporting, ... + * v1.43 (pc) - Added support for Cintiq 21UX + * - Fixed a Graphire bug + * - Merged wacom_intuos3_irq into wacom_intuos_irq + * v1.44 (pc) - Added support for Graphire4, Cintiq 710, Intuos3 6x11, etc. + * - Report Device IDs + * v1.45 (pc) - Added support for DTF 521, Intuos3 12x12 and 12x19 + * - Minor data report fix + * v1.46 (pc) - Split wacom.c into wacom_sys.c and wacom_wac.c, + * - where wacom_sys.c deals with system specific code, + * - and wacom_wac.c deals with Wacom specific code + * - Support Intuos3 4x6 + * v1.47 (pc) - Added support for Bamboo + * v1.48 (pc) - Added support for Bamboo1, BambooFun, and Cintiq 12WX + * v1.49 (pc) - Added support for USB Tablet PC (0x90, 0x93, and 0x9A) + */ + +/* + * 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. + */ +#ifndef WACOM_H +#define WACOM_H +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/usb/input.h> +#include <asm/unaligned.h> + +/* + * Version Information + */ +#define DRIVER_VERSION "v1.49" +#define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>" +#define DRIVER_DESC "USB Wacom Graphire and Wacom Intuos tablet driver" +#define DRIVER_LICENSE "GPL" + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE(DRIVER_LICENSE); + +#define USB_VENDOR_ID_WACOM 0x056a + +struct wacom { + dma_addr_t data_dma; + struct input_dev *dev; + struct usb_device *usbdev; + struct usb_interface *intf; + struct urb *irq; + struct wacom_wac * wacom_wac; + struct mutex lock; + int open:1; + char phys[32]; +}; + +struct wacom_combo { + struct wacom * wacom; + struct urb * urb; +}; + +extern int wacom_wac_irq(struct wacom_wac * wacom_wac, void * wcombo); +extern void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data); +extern void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data); +extern void wacom_report_key(void *wcombo, unsigned int key_type, int key_data); +extern void wacom_input_event(void *wcombo, unsigned int type, unsigned int code, int value); +extern void wacom_input_sync(void *wcombo); +extern void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_mo(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern void input_dev_bee(struct input_dev *input_dev, struct wacom_wac *wacom_wac); +extern __u16 wacom_le16_to_cpu(unsigned char *data); +extern __u16 wacom_be16_to_cpu(unsigned char *data); +extern struct wacom_features * get_wacom_feature(const struct usb_device_id *id); +extern const struct usb_device_id * get_device_table(void); + +#endif diff --git a/src/2.6.26/wacom_sys.c b/src/2.6.26/wacom_sys.c new file mode 100755 index 0000000..0f8bc63 --- /dev/null +++ b/src/2.6.26/wacom_sys.c @@ -0,0 +1,551 @@ +/* + * drivers/input/tablet/wacom_sys.c + * + * USB Wacom Graphire and Wacom Intuos tablet support - system 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.h" +#include "wacom_wac.h" + +/* defines to get HID report descriptor */ +#define HID_DEVICET_HID (USB_TYPE_CLASS | 0x01) +#define HID_DEVICET_REPORT (USB_TYPE_CLASS | 0x02) +#define HID_USAGE_PAGE 0x05 +#define HID_USAGE_PAGE_DIGITIZER 0x0d +#define HID_USAGE_PAGE_DESKTOP 0x01 +#define HID_USAGE 0x09 +#define HID_USAGE_X 0x30 +#define HID_USAGE_Y 0x31 +#define HID_USAGE_X_TILT 0x3d +#define HID_USAGE_Y_TILT 0x3e +#define HID_USAGE_FINGER 0x22 +#define HID_USAGE_STYLUS 0x20 +#define HID_COLLECTION 0xc0 +#define HID_USAGE_PAGE_VDEFINED 0xff + +enum { + WCM_UNDEFINED = 0, + WCM_DESKTOP, + WCM_DIGITIZER, + MAX_USAGE_PAGE +}; + +struct hid_descriptor +{ + struct usb_descriptor_header header; + __le16 bcdHID; + u8 bCountryCode; + u8 bNumDescriptors; + u8 bDescriptorType; + __le16 wDescriptorLength; +} __attribute__ ((packed)); + +/* defines to get/set USB message */ +#define USB_REQ_GET_REPORT 0x01 +#define USB_REQ_SET_REPORT 0x09 + +static int usb_get_report(struct usb_interface *intf, unsigned char type, + unsigned char id, void *buf, int size) +{ + return usb_control_msg(interface_to_usbdev(intf), + usb_rcvctrlpipe(interface_to_usbdev(intf), 0), + USB_REQ_GET_REPORT, USB_TYPE_CLASS | USB_RECIP_INTERFACE, + (type << 8) + id, intf->altsetting[0].desc.bInterfaceNumber, + buf, size, 100); +} + +static int usb_set_report(struct usb_interface *intf, unsigned char type, + unsigned char id, void *buf, int size) +{ + return usb_control_msg(interface_to_usbdev(intf), + usb_sndctrlpipe(interface_to_usbdev(intf), 0), + USB_REQ_SET_REPORT, USB_TYPE_CLASS | USB_RECIP_INTERFACE, + (type << 8) + id, intf->altsetting[0].desc.bInterfaceNumber, + buf, size, 1000); +} + +static struct input_dev * get_input_dev(struct wacom_combo *wcombo) +{ + return wcombo->wacom->dev; +} + +static void wacom_sys_irq(struct urb *urb) +{ + struct wacom *wacom = urb->context; + struct wacom_combo wcombo; + int retval; + + switch (urb->status) { + case 0: + /* success */ + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* this urb is terminated, clean up */ + dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status); + return; + default: + dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); + goto exit; + } + + wcombo.wacom = wacom; + wcombo.urb = urb; + + if (wacom_wac_irq(wacom->wacom_wac, (void *)&wcombo)) + input_sync(get_input_dev(&wcombo)); + + exit: + usb_mark_last_busy(wacom->usbdev); + retval = usb_submit_urb (urb, GFP_ATOMIC); + if (retval) + err ("%s - usb_submit_urb failed with result %d", + __FUNCTION__, retval); +} + +void wacom_report_key(void *wcombo, unsigned int key_type, int key_data) +{ + input_report_key(get_input_dev((struct wacom_combo *)wcombo), key_type, key_data); + return; +} + +void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data) +{ + input_report_abs(get_input_dev((struct wacom_combo *)wcombo), abs_type, abs_data); + return; +} + +void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data) +{ + input_report_rel(get_input_dev((struct wacom_combo *)wcombo), rel_type, rel_data); + return; +} + +void wacom_input_event(void *wcombo, unsigned int type, unsigned int code, int value) +{ + input_event(get_input_dev((struct wacom_combo *)wcombo), type, code, value); + return; +} + +__u16 wacom_be16_to_cpu(unsigned char *data) +{ + __u16 value; + value = be16_to_cpu(*(__be16 *) data); + return value; +} + +__u16 wacom_le16_to_cpu(unsigned char *data) +{ + __u16 value; + value = le16_to_cpu(*(__le16 *) data); + return value; +} + +void wacom_input_sync(void *wcombo) +{ + input_sync(get_input_dev((struct wacom_combo *)wcombo)); + return; +} + +static int wacom_open(struct input_dev *dev) +{ + struct wacom *wacom = input_get_drvdata(dev); + + mutex_lock(&wacom->lock); + + wacom->irq->dev = wacom->usbdev; + + if (usb_autopm_get_interface(wacom->intf) < 0) { + mutex_unlock(&wacom->lock); + return -EIO; + } + + if (usb_submit_urb(wacom->irq, GFP_KERNEL)) { + usb_autopm_put_interface(wacom->intf); + mutex_unlock(&wacom->lock); + return -EIO; + } + + wacom->open = 1; + wacom->intf->needs_remote_wakeup = 1; + + mutex_unlock(&wacom->lock); + return 0; +} + +static void wacom_close(struct input_dev *dev) +{ + struct wacom *wacom = input_get_drvdata(dev); + + mutex_lock(&wacom->lock); + usb_kill_urb(wacom->irq); + wacom->open = 0; + wacom->intf->needs_remote_wakeup = 0; + mutex_unlock(&wacom->lock); +} + +void input_dev_mo(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_1) | + BIT_MASK(BTN_5); + input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0); +} + +void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->evbit[0] |= BIT_MASK(EV_MSC); + input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL); + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_FINGER); + input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_0) | + BIT_MASK(BTN_4); +} + +void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->evbit[0] |= BIT_MASK(EV_REL); + input_dev->relbit[0] |= BIT_MASK(REL_WHEEL); + input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_LEFT) | + BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE); + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER) | + BIT_MASK(BTN_TOOL_MOUSE) | BIT_MASK(BTN_STYLUS2); + input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0); +} + +void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_FINGER); + input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_0) | + BIT_MASK(BTN_1) | BIT_MASK(BTN_2) | BIT_MASK(BTN_3); + input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0); + input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0); +} + +void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_4) | + BIT_MASK(BTN_5) | BIT_MASK(BTN_6) | BIT_MASK(BTN_7); + input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0); +} + +void input_dev_bee(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_8) | BIT_MASK(BTN_9); +} + +void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->evbit[0] |= BIT_MASK(EV_MSC) | BIT_MASK(EV_REL); + input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL); + input_dev->relbit[0] |= BIT_MASK(REL_WHEEL); + input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_LEFT) | + BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE) | + BIT_MASK(BTN_SIDE) | BIT_MASK(BTN_EXTRA); + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER) | + BIT_MASK(BTN_TOOL_MOUSE) | BIT_MASK(BTN_TOOL_BRUSH) | + BIT_MASK(BTN_TOOL_PENCIL) | BIT_MASK(BTN_TOOL_AIRBRUSH) | + BIT_MASK(BTN_TOOL_LENS) | BIT_MASK(BTN_STYLUS2); + input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0); + input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0); + input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0); + input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0); + input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0); + input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0); +} + +void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_STYLUS2); +} + +void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac) +{ + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER); +} + +static void wacom_paser_hid(struct usb_interface *intf, struct hid_descriptor *hid_desc, + struct wacom_wac *wacom_wac, char *report) +{ + struct usb_device *dev = interface_to_usbdev(intf); + char limit = 0, result = 0; + int i = 0, usage = WCM_UNDEFINED, finger = 0, pen = 0; + + /* retrive report descriptors */ + do { + result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), + USB_REQ_GET_DESCRIPTOR, + USB_RECIP_INTERFACE | USB_DIR_IN, + HID_DEVICET_REPORT << 8, + intf->altsetting[0].desc.bInterfaceNumber, /* interface */ + report, + hid_desc->wDescriptorLength, + 5000); /* 5 secs */ + } while (limit++ < 5); + + for (i=0; i<hid_desc->wDescriptorLength; i++) { + if ((unsigned short)report[i] == HID_USAGE_PAGE) { + switch ((unsigned short)report[i+1]) { + case HID_USAGE_PAGE_DIGITIZER: + usage = WCM_DIGITIZER; + i++; + continue; + case HID_USAGE_PAGE_DESKTOP: + usage = WCM_DESKTOP; + i++; + continue; + case HID_USAGE_PAGE_VDEFINED: + if (!report[i+3]) { /* capacity */ + wacom_wac->features->pressure_max = (unsigned short)report[i+5]; + } + i += 6; + continue; + } + } + + if ((unsigned short)report[i] == HID_USAGE) { + switch ((unsigned short)report[i+1]) { + case HID_USAGE_X: + if (usage == WCM_DESKTOP) { + if (finger) { + wacom_wac->features->touch_x_max = + wacom_wac->features->touch_y_max = (unsigned short) + (wacom_le16_to_cpu(&report[i+3])); + wacom_wac->features->x_max = (unsigned short) + (wacom_le16_to_cpu(&report[i+6])); + i += 7; + } else if (pen) { + wacom_wac->features->x_max = (unsigned short) + (wacom_le16_to_cpu(&report[i+3])); + i += 4; + } + } else if (usage == WCM_DIGITIZER) { + /* max pressure isn't reported + wacom_wac->features->pressure_max = (unsigned short) + (report[i+4] << 8 | report[i+3]); + */ + wacom_wac->features->pressure_max = 255; + i += 4; + } + break; + case HID_USAGE_Y: + if (usage == WCM_DESKTOP) { + wacom_wac->features->y_max = (unsigned short) + (wacom_le16_to_cpu(&report[i+3])); + } + i += 4; + break; + case HID_USAGE_FINGER: + finger = 1; + i++; + break; + case HID_USAGE_STYLUS: + pen = 1; + i++; + break; + } + } + + if ((unsigned short)report[i] == HID_COLLECTION) { + /* reset UsagePage ans Finger */ + finger = usage = 0; + } + } +} + +static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id) +{ + struct usb_device *dev = interface_to_usbdev(intf); + struct usb_host_interface *interface = intf->cur_altsetting; + struct usb_endpoint_descriptor *endpoint; + struct wacom *wacom; + struct wacom_wac *wacom_wac; + struct input_dev *input_dev; + int error = -ENOMEM; + char rep_data[2], limit = 0, mode = 2, *report = NULL; + struct hid_descriptor *hid_desc; + + wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL); + wacom_wac = kzalloc(sizeof(struct wacom_wac), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!wacom || !input_dev || !wacom_wac) + goto fail1; + + wacom_wac->data = usb_buffer_alloc(dev, 10, GFP_KERNEL, &wacom->data_dma); + if (!wacom_wac->data) + goto fail1; + + wacom->irq = usb_alloc_urb(0, GFP_KERNEL); + if (!wacom->irq) + goto fail2; + + wacom->usbdev = dev; + wacom->dev = input_dev; + wacom->intf = intf; + mutex_init(&wacom->lock); + usb_make_path(dev, wacom->phys, sizeof(wacom->phys)); + strlcat(wacom->phys, "/input0", sizeof(wacom->phys)); + + wacom_wac->features = get_wacom_feature(id); + BUG_ON(wacom_wac->features->pktlen > 10); + + input_dev->name = wacom_wac->features->name; + wacom->wacom_wac = wacom_wac; + usb_to_input_id(dev, &input_dev->id); + + input_dev->dev.parent = &intf->dev; + + input_set_drvdata(input_dev, wacom); + + input_dev->open = wacom_open; + input_dev->close = wacom_close; + + endpoint = &intf->cur_altsetting->endpoint[0].desc; + + /* TabletPC need to retrieve the physical and logical maximum from report descriptor */ + if (wacom_wac->features->type == TABLETPC) { + if (usb_get_extra_descriptor(interface, HID_DEVICET_HID, &hid_desc)) { + if (usb_get_extra_descriptor(&interface->endpoint[0], + HID_DEVICET_REPORT, &hid_desc)) { + printk("wacom: can not retrive extra class descriptor\n"); + goto fail2; + } + } + report = kzalloc(hid_desc->wDescriptorLength, GFP_KERNEL); + if (!report) { + goto fail2; + } + wacom_paser_hid(intf, hid_desc, wacom_wac, report); + } + + input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); + input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_PEN) | + BIT_MASK(BTN_TOUCH) | BIT_MASK(BTN_STYLUS); + input_set_abs_params(input_dev, ABS_X, 0, wacom_wac->features->x_max, 4, 0); + input_set_abs_params(input_dev, ABS_Y, 0, wacom_wac->features->y_max, 4, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, 0, wacom_wac->features->pressure_max, 0, 0); + if (wacom_wac->features->type == TABLETPC) { + input_set_abs_params(input_dev, ABS_RX, 0, wacom_wac->features->touch_x_max, 4, 0); + input_set_abs_params(input_dev, ABS_RY, 0, wacom_wac->features->touch_y_max, 4, 0); + } + input_dev->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); + + wacom_init_input_dev(input_dev, wacom_wac); + + usb_fill_int_urb(wacom->irq, dev, + usb_rcvintpipe(dev, endpoint->bEndpointAddress), + wacom_wac->data, wacom_wac->features->pktlen, + wacom_sys_irq, wacom, endpoint->bInterval); + wacom->irq->transfer_dma = wacom->data_dma; + wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + + error = input_register_device(wacom->dev); + if (error) + goto fail3; + + /* TabletPC second bit 0 is stylus mode*/ + if (wacom_wac->features->type == TABLETPC) + mode = 0; + + /* Ask the tablet to report tablet data. Repeat until it succeeds */ + do { + rep_data[0] = 2; + rep_data[1] = mode; + error = 0; + /* TabletPC doesn't need set report call */ + if (wacom_wac->features->type != TABLETPC) + error = usb_set_report(intf, USB_DT_STRING, 2, rep_data, 2); + if(error >= 0) + error = usb_get_report(intf, USB_DT_STRING, 2, rep_data, 2); + } while (((error <= 0) || (rep_data[1] != mode)) && limit++ < 5); + + usb_set_intfdata(intf, wacom); + kfree(report); + return 0; + + fail3: usb_free_urb(wacom->irq); + fail2: usb_buffer_free(dev, 10, wacom_wac->data, wacom->data_dma); + fail1: input_free_device(input_dev); + kfree(wacom); + kfree(wacom_wac); + return error; +} + +static void wacom_disconnect(struct usb_interface *intf) +{ + struct wacom *wacom = usb_get_intfdata(intf); + + usb_set_intfdata(intf, NULL); + + usb_kill_urb(wacom->irq); + input_unregister_device(wacom->dev); + usb_free_urb(wacom->irq); + usb_buffer_free(interface_to_usbdev(intf), 10, wacom->wacom_wac->data, wacom->data_dma); + kfree(wacom->wacom_wac); + kfree(wacom); +} + +static int wacom_suspend(struct usb_interface *intf, pm_message_t message) +{ + struct wacom *wacom = usb_get_intfdata(intf); + + mutex_lock(&wacom->lock); + usb_kill_urb(wacom->irq); + mutex_unlock(&wacom->lock); + + return 0; +} + +static int wacom_resume(struct usb_interface *intf) +{ + struct wacom *wacom = usb_get_intfdata(intf); + int rv; + + mutex_lock(&wacom->lock); + if (wacom->open) + rv = usb_submit_urb(wacom->irq, GFP_NOIO); + else + rv = 0; + mutex_unlock(&wacom->lock); + + return rv; +} + +static int wacom_reset_resume(struct usb_interface *intf) +{ + return wacom_resume(intf); +} + +static struct usb_driver wacom_driver = { + .name = "wacom", + .probe = wacom_probe, + .disconnect = wacom_disconnect, + .suspend = wacom_suspend, + .resume = wacom_resume, + .reset_resume = wacom_reset_resume, + .supports_autosuspend = 1, +}; + +static int __init wacom_init(void) +{ + int result; + wacom_driver.id_table = get_device_table(); + result = usb_register(&wacom_driver); + if (result == 0) + info(DRIVER_VERSION ":" DRIVER_DESC); + return result; +} + +static void __exit wacom_exit(void) +{ + usb_deregister(&wacom_driver); +} + +module_init(wacom_init); +module_exit(wacom_exit); |