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linux-next/drivers/hid/hid-roccat-ryos.c
Thomas Gleixner 2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3029 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:32 -07:00

239 lines
5.6 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Roccat Ryos driver for Linux
*
* Copyright (c) 2013 Stefan Achatz <erazor_de@users.sourceforge.net>
*/
/*
*/
#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 {
RYOS_REPORT_NUMBER_SPECIAL = 3,
RYOS_USB_INTERFACE_PROTOCOL = 0,
};
struct ryos_report_special {
uint8_t number; /* RYOS_REPORT_NUMBER_SPECIAL */
uint8_t data[4];
} __packed;
static struct class *ryos_class;
ROCCAT_COMMON2_BIN_ATTRIBUTE_W(control, 0x04, 0x03);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(profile, 0x05, 0x03);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(keys_primary, 0x06, 0x7d);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(keys_function, 0x07, 0x5f);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(keys_macro, 0x08, 0x23);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(keys_thumbster, 0x09, 0x17);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(keys_extra, 0x0a, 0x08);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(keys_easyzone, 0x0b, 0x126);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(key_mask, 0x0c, 0x06);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(light, 0x0d, 0x10);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(macro, 0x0e, 0x7d2);
ROCCAT_COMMON2_BIN_ATTRIBUTE_R(info, 0x0f, 0x08);
ROCCAT_COMMON2_BIN_ATTRIBUTE_W(reset, 0x11, 0x03);
ROCCAT_COMMON2_BIN_ATTRIBUTE_W(light_control, 0x13, 0x08);
ROCCAT_COMMON2_BIN_ATTRIBUTE_W(talk, 0x16, 0x10);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(stored_lights, 0x17, 0x0566);
ROCCAT_COMMON2_BIN_ATTRIBUTE_W(custom_lights, 0x18, 0x14);
ROCCAT_COMMON2_BIN_ATTRIBUTE_RW(light_macro, 0x19, 0x07d2);
static struct bin_attribute *ryos_bin_attrs[] = {
&bin_attr_control,
&bin_attr_profile,
&bin_attr_keys_primary,
&bin_attr_keys_function,
&bin_attr_keys_macro,
&bin_attr_keys_thumbster,
&bin_attr_keys_extra,
&bin_attr_keys_easyzone,
&bin_attr_key_mask,
&bin_attr_light,
&bin_attr_macro,
&bin_attr_info,
&bin_attr_reset,
&bin_attr_light_control,
&bin_attr_talk,
&bin_attr_stored_lights,
&bin_attr_custom_lights,
&bin_attr_light_macro,
NULL,
};
static const struct attribute_group ryos_group = {
.bin_attrs = ryos_bin_attrs,
};
static const struct attribute_group *ryos_groups[] = {
&ryos_group,
NULL,
};
static int ryos_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 *ryos;
int retval;
if (intf->cur_altsetting->desc.bInterfaceProtocol
!= RYOS_USB_INTERFACE_PROTOCOL) {
hid_set_drvdata(hdev, NULL);
return 0;
}
ryos = kzalloc(sizeof(*ryos), GFP_KERNEL);
if (!ryos) {
hid_err(hdev, "can't alloc device descriptor\n");
return -ENOMEM;
}
hid_set_drvdata(hdev, ryos);
retval = roccat_common2_device_init_struct(usb_dev, ryos);
if (retval) {
hid_err(hdev, "couldn't init Ryos device\n");
goto exit_free;
}
retval = roccat_connect(ryos_class, hdev,
sizeof(struct ryos_report_special));
if (retval < 0) {
hid_err(hdev, "couldn't init char dev\n");
} else {
ryos->chrdev_minor = retval;
ryos->roccat_claimed = 1;
}
return 0;
exit_free:
kfree(ryos);
return retval;
}
static void ryos_remove_specials(struct hid_device *hdev)
{
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
struct roccat_common2_device *ryos;
if (intf->cur_altsetting->desc.bInterfaceProtocol
!= RYOS_USB_INTERFACE_PROTOCOL)
return;
ryos = hid_get_drvdata(hdev);
if (ryos->roccat_claimed)
roccat_disconnect(ryos->chrdev_minor);
kfree(ryos);
}
static int ryos_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
int retval;
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 = ryos_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 ryos_remove(struct hid_device *hdev)
{
ryos_remove_specials(hdev);
hid_hw_stop(hdev);
}
static int ryos_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 *ryos = hid_get_drvdata(hdev);
if (intf->cur_altsetting->desc.bInterfaceProtocol
!= RYOS_USB_INTERFACE_PROTOCOL)
return 0;
if (data[0] != RYOS_REPORT_NUMBER_SPECIAL)
return 0;
if (ryos != NULL && ryos->roccat_claimed)
roccat_report_event(ryos->chrdev_minor, data);
return 0;
}
static const struct hid_device_id ryos_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) },
{ }
};
MODULE_DEVICE_TABLE(hid, ryos_devices);
static struct hid_driver ryos_driver = {
.name = "ryos",
.id_table = ryos_devices,
.probe = ryos_probe,
.remove = ryos_remove,
.raw_event = ryos_raw_event
};
static int __init ryos_init(void)
{
int retval;
ryos_class = class_create(THIS_MODULE, "ryos");
if (IS_ERR(ryos_class))
return PTR_ERR(ryos_class);
ryos_class->dev_groups = ryos_groups;
retval = hid_register_driver(&ryos_driver);
if (retval)
class_destroy(ryos_class);
return retval;
}
static void __exit ryos_exit(void)
{
hid_unregister_driver(&ryos_driver);
class_destroy(ryos_class);
}
module_init(ryos_init);
module_exit(ryos_exit);
MODULE_AUTHOR("Stefan Achatz");
MODULE_DESCRIPTION("USB Roccat Ryos MK/Glow/Pro driver");
MODULE_LICENSE("GPL v2");