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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Roccat KonePure driver for Linux
*
* Copyright (c) 2012 Stefan Achatz <erazor_de@users.sourceforge.net>
*/
/*
*/
/*
* Roccat KonePure is a smaller version of KoneXTD with less buttons and lights.
*/
#include <linux/types.h>
#include <linux/device.h>
#include <linux/input.h>
#include <linux/hid.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/hid-roccat.h>
#include "hid-ids.h"
#include "hid-roccat-common.h"
enum {
KONEPURE_MOUSE_REPORT_NUMBER_BUTTON = 3,
};
struct konepure_mouse_report_button {
uint8_t report_number; /* always KONEPURE_MOUSE_REPORT_NUMBER_BUTTON */
uint8_t zero;
uint8_t type;
uint8_t data1;
uint8_t data2;
uint8_t zero2;
uint8_t unknown[2];
} __packed;
static struct class *konepure_class;
ROCCAT_COMMON2_BIN_ATTRIBUTE_W(control, 0x04, 0x03);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(actual_profile, 0x05, 0x03);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(profile_settings, 0x06, 0x1f);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(profile_buttons, 0x07, 0x3b);
ROCCAT_COMMON2_BIN_ATTRIBUTE_W(macro, 0x08, 0x0822);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(info, 0x09, 0x06);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(tcu, 0x0c, 0x04);
ROCCAT_COMMON2_BIN_ATTRIBUTE_R(tcu_image, 0x0c, 0x0404);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(sensor, 0x0f, 0x06);
ROCCAT_COMMON2_BIN_ATTRIBUTE_W(talk, 0x10, 0x10);
static struct bin_attribute *konepure_bin_attrs[] = {
&bin_attr_actual_profile,
&bin_attr_control,
&bin_attr_info,
&bin_attr_talk,
&bin_attr_macro,
&bin_attr_sensor,
&bin_attr_tcu,
&bin_attr_tcu_image,
&bin_attr_profile_settings,
&bin_attr_profile_buttons,
NULL,
};
static const struct attribute_group konepure_group = {
.bin_attrs = konepure_bin_attrs,
};
static const struct attribute_group *konepure_groups[] = {
&konepure_group,
NULL,
};
static int konepure_init_specials(struct hid_device *hdev)
{
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
struct usb_device *usb_dev = interface_to_usbdev(intf);
struct roccat_common2_device *konepure;
int retval;
if (intf->cur_altsetting->desc.bInterfaceProtocol
!= USB_INTERFACE_PROTOCOL_MOUSE) {
hid_set_drvdata(hdev, NULL);
return 0;
}
konepure = kzalloc(sizeof(*konepure), GFP_KERNEL);
if (!konepure) {
hid_err(hdev, "can't alloc device descriptor\n");
return -ENOMEM;
}
hid_set_drvdata(hdev, konepure);
retval = roccat_common2_device_init_struct(usb_dev, konepure);
if (retval) {
hid_err(hdev, "couldn't init KonePure device\n");
goto exit_free;
}
retval = roccat_connect(konepure_class, hdev,
sizeof(struct konepure_mouse_report_button));
if (retval < 0) {
hid_err(hdev, "couldn't init char dev\n");
} else {
konepure->chrdev_minor = retval;
konepure->roccat_claimed = 1;
}
return 0;
exit_free:
kfree(konepure);
return retval;
}
static void konepure_remove_specials(struct hid_device *hdev)
{
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
struct roccat_common2_device *konepure;
if (intf->cur_altsetting->desc.bInterfaceProtocol
!= USB_INTERFACE_PROTOCOL_MOUSE)
return;
konepure = hid_get_drvdata(hdev);
if (konepure->roccat_claimed)
roccat_disconnect(konepure->chrdev_minor);
kfree(konepure);
}
static int konepure_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");
goto exit;
}
retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
if (retval) {
hid_err(hdev, "hw start failed\n");
goto exit;
}
retval = konepure_init_specials(hdev);
if (retval) {
hid_err(hdev, "couldn't install mouse\n");
goto exit_stop;
}
return 0;
exit_stop:
hid_hw_stop(hdev);
exit:
return retval;
}
static void konepure_remove(struct hid_device *hdev)
{
konepure_remove_specials(hdev);
hid_hw_stop(hdev);
}
static int konepure_raw_event(struct hid_device *hdev,
struct hid_report *report, u8 *data, int size)
{
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
struct roccat_common2_device *konepure = hid_get_drvdata(hdev);
if (intf->cur_altsetting->desc.bInterfaceProtocol
!= USB_INTERFACE_PROTOCOL_MOUSE)
return 0;
if (data[0] != KONEPURE_MOUSE_REPORT_NUMBER_BUTTON)
return 0;
if (konepure != NULL && konepure->roccat_claimed)
roccat_report_event(konepure->chrdev_minor, data);
return 0;
}
static const struct hid_device_id konepure_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
{ }
};
MODULE_DEVICE_TABLE(hid, konepure_devices);
static struct hid_driver konepure_driver = {
.name = "konepure",
.id_table = konepure_devices,
.probe = konepure_probe,
.remove = konepure_remove,
.raw_event = konepure_raw_event
};
static int __init konepure_init(void)
{
int retval;
konepure_class = class_create(THIS_MODULE, "konepure");
if (IS_ERR(konepure_class))
return PTR_ERR(konepure_class);
konepure_class->dev_groups = konepure_groups;
retval = hid_register_driver(&konepure_driver);
if (retval)
class_destroy(konepure_class);
return retval;
}
static void __exit konepure_exit(void)
{
hid_unregister_driver(&konepure_driver);
class_destroy(konepure_class);
}
module_init(konepure_init);
module_exit(konepure_exit);
MODULE_AUTHOR("Stefan Achatz");
MODULE_DESCRIPTION("USB Roccat KonePure/Optical driver");
MODULE_LICENSE("GPL v2");
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