2006-07-13 19:01:36 -06:00
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/*
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2007-05-07 14:16:29 -06:00
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* drivers/input/tablet/wacom_sys.c
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2006-07-13 19:01:36 -06:00
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*
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* USB Wacom Graphire and Wacom Intuos tablet support - system specific code
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*/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include "wacom.h"
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#include "wacom_wac.h"
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#define USB_REQ_GET_REPORT 0x01
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#define USB_REQ_SET_REPORT 0x09
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static int usb_get_report(struct usb_interface *intf, unsigned char type,
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unsigned char id, void *buf, int size)
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{
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return usb_control_msg(interface_to_usbdev(intf),
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usb_rcvctrlpipe(interface_to_usbdev(intf), 0),
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USB_REQ_GET_REPORT, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
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(type << 8) + id, intf->altsetting[0].desc.bInterfaceNumber,
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buf, size, 100);
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}
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static int usb_set_report(struct usb_interface *intf, unsigned char type,
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unsigned char id, void *buf, int size)
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{
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return usb_control_msg(interface_to_usbdev(intf),
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usb_sndctrlpipe(interface_to_usbdev(intf), 0),
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USB_REQ_SET_REPORT, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
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(type << 8) + id, intf->altsetting[0].desc.bInterfaceNumber,
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buf, size, 1000);
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}
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static struct input_dev * get_input_dev(struct wacom_combo *wcombo)
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{
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return wcombo->wacom->dev;
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}
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2006-11-19 19:23:58 -07:00
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static void wacom_sys_irq(struct urb *urb)
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2006-07-13 19:01:36 -06:00
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{
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struct wacom *wacom = urb->context;
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struct wacom_combo wcombo;
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int retval;
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switch (urb->status) {
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case 0:
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/* success */
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break;
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case -ECONNRESET:
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case -ENOENT:
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case -ESHUTDOWN:
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/* this urb is terminated, clean up */
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2008-05-05 09:36:18 -06:00
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dbg("%s - urb shutting down with status: %d", __func__, urb->status);
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2006-07-13 19:01:36 -06:00
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return;
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default:
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2008-05-05 09:36:18 -06:00
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dbg("%s - nonzero urb status received: %d", __func__, urb->status);
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2006-07-13 19:01:36 -06:00
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goto exit;
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}
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wcombo.wacom = wacom;
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wcombo.urb = urb;
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if (wacom_wac_irq(wacom->wacom_wac, (void *)&wcombo))
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input_sync(get_input_dev(&wcombo));
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exit:
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2008-04-14 23:31:57 -06:00
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usb_mark_last_busy(wacom->usbdev);
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2006-07-13 19:01:36 -06:00
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retval = usb_submit_urb (urb, GFP_ATOMIC);
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if (retval)
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err ("%s - usb_submit_urb failed with result %d",
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2008-05-05 09:36:18 -06:00
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__func__, retval);
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2006-07-13 19:01:36 -06:00
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}
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void wacom_report_key(void *wcombo, unsigned int key_type, int key_data)
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{
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input_report_key(get_input_dev((struct wacom_combo *)wcombo), key_type, key_data);
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return;
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}
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void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data)
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{
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input_report_abs(get_input_dev((struct wacom_combo *)wcombo), abs_type, abs_data);
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return;
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}
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void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data)
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{
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input_report_rel(get_input_dev((struct wacom_combo *)wcombo), rel_type, rel_data);
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return;
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}
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void wacom_input_event(void *wcombo, unsigned int type, unsigned int code, int value)
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{
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input_event(get_input_dev((struct wacom_combo *)wcombo), type, code, value);
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return;
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}
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__u16 wacom_be16_to_cpu(unsigned char *data)
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{
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__u16 value;
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value = be16_to_cpu(*(__be16 *) data);
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return value;
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}
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__u16 wacom_le16_to_cpu(unsigned char *data)
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{
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__u16 value;
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2006-09-26 14:34:47 -06:00
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value = le16_to_cpu(*(__le16 *) data);
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2006-07-13 19:01:36 -06:00
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return value;
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}
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void wacom_input_sync(void *wcombo)
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{
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input_sync(get_input_dev((struct wacom_combo *)wcombo));
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return;
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}
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static int wacom_open(struct input_dev *dev)
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{
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2007-04-11 23:34:39 -06:00
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struct wacom *wacom = input_get_drvdata(dev);
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2006-07-13 19:01:36 -06:00
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2008-04-14 23:31:57 -06:00
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mutex_lock(&wacom->lock);
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2006-07-13 19:01:36 -06:00
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wacom->irq->dev = wacom->usbdev;
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2008-04-14 23:31:57 -06:00
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if (usb_autopm_get_interface(wacom->intf) < 0) {
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mutex_unlock(&wacom->lock);
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2006-07-13 19:01:36 -06:00
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return -EIO;
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2008-04-14 23:31:57 -06:00
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}
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if (usb_submit_urb(wacom->irq, GFP_KERNEL)) {
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usb_autopm_put_interface(wacom->intf);
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mutex_unlock(&wacom->lock);
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return -EIO;
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}
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wacom->open = 1;
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wacom->intf->needs_remote_wakeup = 1;
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2006-07-13 19:01:36 -06:00
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2008-04-14 23:31:57 -06:00
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mutex_unlock(&wacom->lock);
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2006-07-13 19:01:36 -06:00
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return 0;
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}
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static void wacom_close(struct input_dev *dev)
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{
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2007-04-11 23:34:39 -06:00
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struct wacom *wacom = input_get_drvdata(dev);
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2006-07-13 19:01:36 -06:00
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2008-04-14 23:31:57 -06:00
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mutex_lock(&wacom->lock);
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2006-07-13 19:01:36 -06:00
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usb_kill_urb(wacom->irq);
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2008-04-14 23:31:57 -06:00
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wacom->open = 0;
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wacom->intf->needs_remote_wakeup = 0;
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mutex_unlock(&wacom->lock);
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2006-07-13 19:01:36 -06:00
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}
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2007-06-14 21:32:48 -06:00
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void input_dev_mo(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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{
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2007-10-19 00:40:32 -06:00
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input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_1) |
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BIT_MASK(BTN_5);
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2007-06-14 21:32:48 -06:00
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input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
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}
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2006-07-13 19:01:36 -06:00
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void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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{
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2007-10-19 00:40:32 -06:00
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input_dev->evbit[0] |= BIT_MASK(EV_MSC);
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input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL);
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input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_FINGER);
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input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_0) |
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BIT_MASK(BTN_4);
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2006-07-13 19:01:36 -06:00
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}
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void input_dev_g(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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{
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2007-10-19 00:40:32 -06:00
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input_dev->evbit[0] |= BIT_MASK(EV_REL);
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input_dev->relbit[0] |= BIT_MASK(REL_WHEEL);
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input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_LEFT) |
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BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE);
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input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER) |
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BIT_MASK(BTN_TOOL_MOUSE) | BIT_MASK(BTN_STYLUS2);
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2006-07-13 19:01:36 -06:00
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input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0);
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}
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2006-09-26 14:34:47 -06:00
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void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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2006-07-13 19:01:36 -06:00
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{
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2007-10-19 00:40:32 -06:00
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input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_FINGER);
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input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_0) |
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BIT_MASK(BTN_1) | BIT_MASK(BTN_2) | BIT_MASK(BTN_3);
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2006-12-05 18:09:51 -07:00
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input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
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2008-03-13 14:46:46 -06:00
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input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
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2006-09-26 14:34:47 -06:00
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}
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void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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{
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2007-10-19 00:40:32 -06:00
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input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_4) |
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BIT_MASK(BTN_5) | BIT_MASK(BTN_6) | BIT_MASK(BTN_7);
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2006-12-05 18:09:51 -07:00
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input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
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2006-07-13 19:01:36 -06:00
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}
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2008-03-13 14:46:46 -06:00
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void input_dev_bee(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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{
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input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_8) | BIT_MASK(BTN_9);
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}
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2006-07-13 19:01:36 -06:00
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void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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{
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2007-10-19 00:40:32 -06:00
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input_dev->evbit[0] |= BIT_MASK(EV_MSC) | BIT_MASK(EV_REL);
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input_dev->mscbit[0] |= BIT_MASK(MSC_SERIAL);
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input_dev->relbit[0] |= BIT_MASK(REL_WHEEL);
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input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_LEFT) |
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BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE) |
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BIT_MASK(BTN_SIDE) | BIT_MASK(BTN_EXTRA);
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input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER) |
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BIT_MASK(BTN_TOOL_MOUSE) | BIT_MASK(BTN_TOOL_BRUSH) |
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BIT_MASK(BTN_TOOL_PENCIL) | BIT_MASK(BTN_TOOL_AIRBRUSH) |
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BIT_MASK(BTN_TOOL_LENS) | BIT_MASK(BTN_STYLUS2);
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2006-07-13 19:01:36 -06:00
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input_set_abs_params(input_dev, ABS_DISTANCE, 0, wacom_wac->features->distance_max, 0, 0);
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input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
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input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0);
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input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0);
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input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
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input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
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}
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void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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{
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2007-10-19 00:40:32 -06:00
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input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_STYLUS2) |
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BIT_MASK(BTN_TOOL_RUBBER);
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2006-07-13 19:01:36 -06:00
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}
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void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
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{
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2007-10-19 00:40:32 -06:00
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input_dev->keybit[BIT_WORD(BTN_DIGI)] |= BIT_MASK(BTN_TOOL_RUBBER);
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2006-07-13 19:01:36 -06:00
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}
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static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id)
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{
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struct usb_device *dev = interface_to_usbdev(intf);
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struct usb_endpoint_descriptor *endpoint;
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struct wacom *wacom;
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struct wacom_wac *wacom_wac;
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struct input_dev *input_dev;
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2007-04-11 23:33:39 -06:00
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int error = -ENOMEM;
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2006-07-13 19:01:36 -06:00
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char rep_data[2], limit = 0;
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wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL);
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wacom_wac = kzalloc(sizeof(struct wacom_wac), GFP_KERNEL);
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input_dev = input_allocate_device();
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if (!wacom || !input_dev || !wacom_wac)
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goto fail1;
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wacom_wac->data = usb_buffer_alloc(dev, 10, GFP_KERNEL, &wacom->data_dma);
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if (!wacom_wac->data)
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goto fail1;
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wacom->irq = usb_alloc_urb(0, GFP_KERNEL);
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if (!wacom->irq)
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goto fail2;
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wacom->usbdev = dev;
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wacom->dev = input_dev;
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2008-04-14 23:31:57 -06:00
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wacom->intf = intf;
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mutex_init(&wacom->lock);
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2006-07-13 19:01:36 -06:00
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usb_make_path(dev, wacom->phys, sizeof(wacom->phys));
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strlcat(wacom->phys, "/input0", sizeof(wacom->phys));
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wacom_wac->features = get_wacom_feature(id);
|
2006-10-17 15:46:30 -06:00
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BUG_ON(wacom_wac->features->pktlen > 10);
|
2006-07-13 19:01:36 -06:00
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input_dev->name = wacom_wac->features->name;
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wacom->wacom_wac = wacom_wac;
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usb_to_input_id(dev, &input_dev->id);
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2007-04-11 23:35:03 -06:00
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input_dev->dev.parent = &intf->dev;
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2007-04-11 23:34:39 -06:00
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input_set_drvdata(input_dev, wacom);
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2006-07-13 19:01:36 -06:00
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input_dev->open = wacom_open;
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input_dev->close = wacom_close;
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2007-10-19 00:40:32 -06:00
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|
|
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);
|
2006-07-13 19:01:36 -06:00
|
|
|
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);
|
2007-10-19 00:40:32 -06:00
|
|
|
input_dev->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC);
|
2006-07-13 19:01:36 -06:00
|
|
|
|
|
|
|
wacom_init_input_dev(input_dev, wacom_wac);
|
|
|
|
|
|
|
|
endpoint = &intf->cur_altsetting->endpoint[0].desc;
|
|
|
|
|
|
|
|
usb_fill_int_urb(wacom->irq, dev,
|
|
|
|
usb_rcvintpipe(dev, endpoint->bEndpointAddress),
|
|
|
|
wacom_wac->data, wacom_wac->features->pktlen,
|
2006-09-26 14:34:47 -06:00
|
|
|
wacom_sys_irq, wacom, endpoint->bInterval);
|
2006-07-13 19:01:36 -06:00
|
|
|
wacom->irq->transfer_dma = wacom->data_dma;
|
|
|
|
wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
|
|
|
|
|
2007-04-11 23:33:39 -06:00
|
|
|
error = input_register_device(wacom->dev);
|
|
|
|
if (error)
|
|
|
|
goto fail3;
|
2006-07-13 19:01:36 -06:00
|
|
|
|
|
|
|
/* Ask the tablet to report tablet data. Repeat until it succeeds */
|
|
|
|
do {
|
|
|
|
rep_data[0] = 2;
|
|
|
|
rep_data[1] = 2;
|
|
|
|
usb_set_report(intf, 3, 2, rep_data, 2);
|
|
|
|
usb_get_report(intf, 3, 2, rep_data, 2);
|
|
|
|
} while (rep_data[1] != 2 && limit++ < 5);
|
|
|
|
|
|
|
|
usb_set_intfdata(intf, wacom);
|
|
|
|
return 0;
|
|
|
|
|
2007-04-11 23:33:39 -06:00
|
|
|
fail3: usb_free_urb(wacom->irq);
|
|
|
|
fail2: usb_buffer_free(dev, 10, wacom_wac->data, wacom->data_dma);
|
|
|
|
fail1: input_free_device(input_dev);
|
2006-07-13 19:01:36 -06:00
|
|
|
kfree(wacom);
|
|
|
|
kfree(wacom_wac);
|
2007-04-11 23:33:39 -06:00
|
|
|
return error;
|
2006-07-13 19:01:36 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static void wacom_disconnect(struct usb_interface *intf)
|
|
|
|
{
|
2008-04-14 23:31:57 -06:00
|
|
|
struct wacom *wacom = usb_get_intfdata(intf);
|
2006-07-13 19:01:36 -06:00
|
|
|
|
|
|
|
usb_set_intfdata(intf, NULL);
|
2008-04-14 23:31:57 -06:00
|
|
|
|
|
|
|
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);
|
2006-07-13 19:01:36 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static struct usb_driver wacom_driver = {
|
|
|
|
.name = "wacom",
|
|
|
|
.probe = wacom_probe,
|
|
|
|
.disconnect = wacom_disconnect,
|
2008-04-14 23:31:57 -06:00
|
|
|
.suspend = wacom_suspend,
|
|
|
|
.resume = wacom_resume,
|
|
|
|
.reset_resume = wacom_reset_resume,
|
|
|
|
.supports_autosuspend = 1,
|
2006-07-13 19:01:36 -06:00
|
|
|
};
|
|
|
|
|
|
|
|
static int __init wacom_init(void)
|
|
|
|
{
|
|
|
|
int result;
|
|
|
|
wacom_driver.id_table = get_device_table();
|
|
|
|
result = usb_register(&wacom_driver);
|
|
|
|
if (result == 0)
|
2008-08-18 14:21:04 -06:00
|
|
|
printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
|
|
|
|
DRIVER_DESC "\n");
|
2006-07-13 19:01:36 -06:00
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void __exit wacom_exit(void)
|
|
|
|
{
|
|
|
|
usb_deregister(&wacom_driver);
|
|
|
|
}
|
|
|
|
|
|
|
|
module_init(wacom_init);
|
|
|
|
module_exit(wacom_exit);
|