diff options
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-hid-roccat-arvo | 48 | ||||
| -rw-r--r-- | drivers/hid/Kconfig | 7 | ||||
| -rw-r--r-- | drivers/hid/Makefile | 1 | ||||
| -rw-r--r-- | drivers/hid/hid-core.c | 1 | ||||
| -rw-r--r-- | drivers/hid/hid-ids.h | 1 | ||||
| -rw-r--r-- | drivers/hid/hid-roccat-arvo.c | 516 | ||||
| -rw-r--r-- | drivers/hid/hid-roccat-arvo.h | 98 |
7 files changed, 672 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-hid-roccat-arvo b/Documentation/ABI/testing/sysfs-driver-hid-roccat-arvo new file mode 100644 index 000000000000..d54827d98afd --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-hid-roccat-arvo @@ -0,0 +1,48 @@ +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/arvo/roccatarvo<minor>/actual_profile +Date: Januar 2011 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: The integer value of this attribute ranges from 1-5. + When read, this attribute returns the number of the actual + profile which is also the profile that's active on device startup. + When written this attribute activates the selected profile + immediately. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/arvo/roccatarvo<minor>/button +Date: Januar 2011 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: The keyboard can store short macros with consist of 1 button with + several modifier keys internally. + When written, this file lets one set the sequence for a specific + button for a specific profile. Button and profile numbers are + included in written data. The data has to be 24 bytes long. + This file is writeonly. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/arvo/roccatarvo<minor>/info +Date: Januar 2011 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: When read, this file returns some info about the device like the + installed firmware version. + The size of the data is 8 bytes in size. + This file is readonly. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/arvo/roccatarvo<minor>/key_mask +Date: Januar 2011 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: The keyboard lets the user deactivate 5 certain keys like the + windows and application keys, to protect the user from the outcome + of accidentally pressing them. + The integer value of this attribute has bits 0-4 set depending + on the state of the corresponding key. + When read, this file returns the current state of the buttons. + When written, the given buttons are activated/deactivated + immediately. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/arvo/roccatarvo<minor>/mode_key +Date: Januar 2011 +Contact: Stefan Achatz <erazor_de@users.sourceforge.net> +Description: The keyboard has a condensed layout without num-lock key. + Instead it uses a mode-key which activates a gaming mode where + the assignment of the number block changes. + The integer value of this attribute ranges from 0 (OFF) to 1 (ON). + When read, this file returns the actual state of the key. + When written, the key is activated/deactivated immediately.
\ No newline at end of file diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 24cca2f69dfc..539865a07546 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -417,6 +417,13 @@ config HID_ROCCAT Say Y here if you have a Roccat mouse or keyboard and want OSD or macro execution support. +config HID_ROCCAT_ARVO + tristate "Roccat Arvo keyboard support" + depends on USB_HID + select HID_ROCCAT + ---help--- + Support for Roccat Arvo keyboard. + config HID_ROCCAT_KONE tristate "Roccat Kone Mouse support" depends on USB_HID diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile index 6efc2a0370ad..fea4eb8c9301 100644 --- a/drivers/hid/Makefile +++ b/drivers/hid/Makefile @@ -56,6 +56,7 @@ obj-$(CONFIG_HID_PANTHERLORD) += hid-pl.o obj-$(CONFIG_HID_PETALYNX) += hid-petalynx.o obj-$(CONFIG_HID_PICOLCD) += hid-picolcd.o obj-$(CONFIG_HID_ROCCAT) += hid-roccat.o +obj-$(CONFIG_HID_ROCCAT_ARVO) += hid-roccat-arvo.o obj-$(CONFIG_HID_ROCCAT_KONE) += hid-roccat-kone.o obj-$(CONFIG_HID_ROCCAT_KONEPLUS) += hid-roccat-koneplus.o obj-$(CONFIG_HID_ROCCAT_PYRA) += hid-roccat-pyra.o diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index d678cf3d33d5..6178025a95f6 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1405,6 +1405,7 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) }, { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) }, + { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) }, { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) }, { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) }, diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 92a0d61a7379..92e0fa1856c6 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -496,6 +496,7 @@ #define USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN 0x3001 #define USB_VENDOR_ID_ROCCAT 0x1e7d +#define USB_DEVICE_ID_ROCCAT_ARVO 0x30d4 #define USB_DEVICE_ID_ROCCAT_KONE 0x2ced #define USB_DEVICE_ID_ROCCAT_KONEPLUS 0x2d51 #define USB_DEVICE_ID_ROCCAT_PYRA_WIRED 0x2c24 diff --git a/drivers/hid/hid-roccat-arvo.c b/drivers/hid/hid-roccat-arvo.c new file mode 100644 index 000000000000..8facbd3efd72 --- /dev/null +++ b/drivers/hid/hid-roccat-arvo.c @@ -0,0 +1,516 @@ +/* + * Roccat Arvo driver for Linux + * + * Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net> + */ + +/* + * 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. + */ + +/* + * Roccat Arvo is a gamer keyboard with 5 macro keys that can be configured in + * 5 profiles. + */ + +#include <linux/device.h> +#include <linux/input.h> +#include <linux/hid.h> +#include <linux/usb.h> +#include <linux/module.h> +#include <linux/slab.h> +#include "hid-ids.h" +#include "hid-roccat.h" +#include "hid-roccat-arvo.h" + +static struct class *arvo_class; + +static int arvo_receive(struct usb_device *usb_dev, uint usb_command, + void *buf, uint size) +{ + int len; + + len = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), + USB_REQ_CLEAR_FEATURE, + USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, + usb_command, 0, buf, size, USB_CTRL_SET_TIMEOUT); + + return (len != size) ? -EIO : 0; +} + +static int arvo_send(struct usb_device *usb_dev, uint usb_command, + void const *buf, uint size) +{ + int len; + + len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + USB_REQ_SET_CONFIGURATION, + USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT, + usb_command, 0, (void *)buf, size, USB_CTRL_SET_TIMEOUT); + + return (len != size) ? -EIO : 0; +} + +static ssize_t arvo_sysfs_show_mode_key(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct arvo_device *arvo = + hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); + struct usb_device *usb_dev = + interface_to_usbdev(to_usb_interface(dev->parent->parent)); + struct arvo_mode_key *temp_buf; + int retval; + + temp_buf = kmalloc(sizeof(struct arvo_mode_key), GFP_KERNEL); + if (!temp_buf) + return -ENOMEM; + + mutex_lock(&arvo->arvo_lock); + retval = arvo_receive(usb_dev, ARVO_USB_COMMAND_MODE_KEY, + temp_buf, sizeof(struct arvo_mode_key)); + mutex_unlock(&arvo->arvo_lock); + if (retval) + goto out; + + retval = snprintf(buf, PAGE_SIZE, "%d\n", temp_buf->state); +out: + kfree(temp_buf); + return retval; +} + +static ssize_t arvo_sysfs_set_mode_key(struct device *dev, + struct device_attribute *attr, char const *buf, size_t size) +{ + struct arvo_device *arvo = + hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); + struct usb_device *usb_dev = + interface_to_usbdev(to_usb_interface(dev->parent->parent)); + struct arvo_mode_key *temp_buf; + unsigned long state; + int retval; + + temp_buf = kmalloc(sizeof(struct arvo_mode_key), GFP_KERNEL); + if (!temp_buf) + return -ENOMEM; + + retval = strict_strtoul(buf, 10, &state); + if (retval) + goto out; + + temp_buf->command = ARVO_COMMAND_MODE_KEY; + temp_buf->state = state; + + mutex_lock(&arvo->arvo_lock); + retval = arvo_send(usb_dev, ARVO_USB_COMMAND_MODE_KEY, + temp_buf, sizeof(struct arvo_mode_key)); + mutex_unlock(&arvo->arvo_lock); + if (retval) + goto out; + + retval = size; +out: + kfree(temp_buf); + return retval; +} + +static ssize_t arvo_sysfs_show_key_mask(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct arvo_device *arvo = + hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); + struct usb_device *usb_dev = + interface_to_usbdev(to_usb_interface(dev->parent->parent)); + struct arvo_key_mask *temp_buf; + int retval; + + temp_buf = kmalloc(sizeof(struct arvo_key_mask), GFP_KERNEL); + if (!temp_buf) + return -ENOMEM; + + mutex_lock(&arvo->arvo_lock); + retval = arvo_receive(usb_dev, ARVO_USB_COMMAND_KEY_MASK, + temp_buf, sizeof(struct arvo_key_mask)); + mutex_unlock(&arvo->arvo_lock); + if (retval) + goto out; + + retval = snprintf(buf, PAGE_SIZE, "%d\n", temp_buf->key_mask); +out: + kfree(temp_buf); + return retval; +} + +static ssize_t arvo_sysfs_set_key_mask(struct device *dev, + struct device_attribute *attr, char const *buf, size_t size) +{ + struct arvo_device *arvo = + hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); + struct usb_device *usb_dev = + interface_to_usbdev(to_usb_interface(dev->parent->parent)); + struct arvo_key_mask *temp_buf; + unsigned long key_mask; + int retval; + + temp_buf = kmalloc(sizeof(struct arvo_key_mask), GFP_KERNEL); + if (!temp_buf) + return -ENOMEM; + + retval = strict_strtoul(buf, 10, &key_mask); + if (retval) + goto out; + + temp_buf->command = ARVO_COMMAND_KEY_MASK; + temp_buf->key_mask = key_mask; + + mutex_lock(&arvo->arvo_lock); + retval = arvo_send(usb_dev, ARVO_USB_COMMAND_KEY_MASK, + temp_buf, sizeof(struct arvo_key_mask)); + mutex_unlock(&arvo->arvo_lock); + if (retval) + goto out; + + retval = size; +out: + kfree(temp_buf); + return retval; +} + +/* retval is 1-5 on success, < 0 on error */ +static int arvo_get_actual_profile(struct usb_device *usb_dev) +{ + struct arvo_actual_profile *temp_buf; + int retval; + + temp_buf = kmalloc(sizeof(struct arvo_actual_profile), GFP_KERNEL); + if (!temp_buf) + return -ENOMEM; + + retval = arvo_receive(usb_dev, ARVO_USB_COMMAND_ACTUAL_PROFILE, + temp_buf, sizeof(struct arvo_actual_profile)); + + if (!retval) + retval = temp_buf->actual_profile; + + kfree(temp_buf); + return retval; +} + +static ssize_t arvo_sysfs_show_actual_profile(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct arvo_device *arvo = + hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); + + return snprintf(buf, PAGE_SIZE, "%d\n", arvo->actual_profile); +} + +static ssize_t arvo_sysfs_set_actual_profile(struct device *dev, + struct device_attribute *attr, char const *buf, size_t size) +{ + struct arvo_device *arvo = + hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); + struct usb_device *usb_dev = + interface_to_usbdev(to_usb_interface(dev->parent->parent)); + struct arvo_actual_profile *temp_buf; + unsigned long profile; + int retval; + + temp_buf = kmalloc(sizeof(struct arvo_actual_profile), GFP_KERNEL); + if (!temp_buf) + return -ENOMEM; + + retval = strict_strtoul(buf, 10, &profile); + if (retval) + goto out; + + temp_buf->command = ARVO_COMMAND_ACTUAL_PROFILE; + temp_buf->actual_profile = profile; + + mutex_lock(&arvo->arvo_lock); + retval = arvo_send(usb_dev, ARVO_USB_COMMAND_ACTUAL_PROFILE, + temp_buf, sizeof(struct arvo_actual_profile)); + if (!retval) { + arvo->actual_profile = profile; + retval = size; + } + mutex_unlock(&arvo->arvo_lock); + +out: + kfree(temp_buf); + return retval; +} + +static ssize_t arvo_sysfs_write(struct file *fp, + struct kobject *kobj, void const *buf, + loff_t off, size_t count, size_t real_size, uint command) +{ + struct device *dev = + container_of(kobj, struct device, kobj)->parent->parent; + struct arvo_device *arvo = hid_get_drvdata(dev_get_drvdata(dev)); + struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); + int retval; + + if (off != 0 || count != real_size) + return -EINVAL; + + mutex_lock(&arvo->arvo_lock); + retval = arvo_send(usb_dev, command, buf, real_size); + mutex_unlock(&arvo->arvo_lock); + + return (retval ? retval : real_size); +} + +static ssize_t arvo_sysfs_read(struct file *fp, + struct kobject *kobj, void *buf, loff_t off, + size_t count, size_t real_size, uint command) +{ + struct device *dev = + container_of(kobj, struct device, kobj)->parent->parent; + struct arvo_device *arvo = hid_get_drvdata(dev_get_drvdata(dev)); + struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); + int retval; + + if (off >= real_size) + return 0; + + if (off != 0 || count != real_size) + return -EINVAL; + + mutex_lock(&arvo->arvo_lock); + retval = arvo_receive(usb_dev, command, buf, real_size); + mutex_unlock(&arvo->arvo_lock); + + return (retval ? retval : real_size); +} + +static ssize_t arvo_sysfs_write_button(struct file *fp, + struct kobject *kobj, struct bin_attribute *attr, char *buf, + loff_t off, size_t count) +{ + return arvo_sysfs_write(fp, kobj, buf, off, count, + sizeof(struct arvo_button), ARVO_USB_COMMAND_BUTTON); +} + +static ssize_t arvo_sysfs_read_info(struct file *fp, + struct kobject *kobj, struct bin_attribute *attr, char *buf, + loff_t off, size_t count) +{ + return arvo_sysfs_read(fp, kobj, buf, off, count, + sizeof(struct arvo_info), ARVO_USB_COMMAND_INFO); +} + + +static struct device_attribute arvo_attributes[] = { + __ATTR(mode_key, 0660, + arvo_sysfs_show_mode_key, arvo_sysfs_set_mode_key), + __ATTR(key_mask, 0660, + arvo_sysfs_show_key_mask, arvo_sysfs_set_key_mask), + __ATTR(actual_profile, 0660, + arvo_sysfs_show_actual_profile, + arvo_sysfs_set_actual_profile), + __ATTR_NULL +}; + +static struct bin_attribute arvo_bin_attributes[] = { + { + .attr = { .name = "button", .mode = 0220 }, + .size = sizeof(struct arvo_button), + .write = arvo_sysfs_write_button + }, + { + .attr = { .name = "info", .mode = 0440 }, + .size = sizeof(struct arvo_info), + .read = arvo_sysfs_read_info + }, + __ATTR_NULL +}; + +static int arvo_init_arvo_device_struct(struct usb_device *usb_dev, + struct arvo_device *arvo) +{ + int retval; + + mutex_init(&arvo->arvo_lock); + + retval = arvo_get_actual_profile(usb_dev); + if (retval < 0) + return retval; + arvo->actual_profile = retval; + + return 0; +} + +static int arvo_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 arvo_device *arvo; + int retval; + + if (intf->cur_altsetting->desc.bInterfaceProtocol + == USB_INTERFACE_PROTOCOL_KEYBOARD) { + hid_set_drvdata(hdev, NULL); + return 0; + } + + arvo = kzalloc(sizeof(*arvo), GFP_KERNEL); + if (!arvo) { + dev_err(&hdev->dev, "can't alloc device descriptor\n"); + return -ENOMEM; + } + hid_set_drvdata(hdev, arvo); + + retval = arvo_init_arvo_device_struct(usb_dev, arvo); + if (retval) { + dev_err(&hdev->dev, + "couldn't init struct arvo_device\n"); + goto exit_free; + } + + retval = roccat_connect(arvo_class, hdev); + if (retval < 0) { + dev_err(&hdev->dev, "couldn't init char dev\n"); + } else { + arvo->chrdev_minor = retval; + arvo->roccat_claimed = 1; + } + + return 0; +exit_free: + kfree(arvo); + return retval; +} + +static void arvo_remove_specials(struct hid_device *hdev) +{ + struct usb_interface *intf = to_usb_interface(hdev->dev.parent); + struct arvo_device *arvo; + + if (intf->cur_altsetting->desc.bInterfaceProtocol + == USB_INTERFACE_PROTOCOL_KEYBOARD) + return; + + arvo = hid_get_drvdata(hdev); + if (arvo->roccat_claimed) + roccat_disconnect(arvo->chrdev_minor); + kfree(arvo); +} + +static int arvo_probe(struct hid_device *hdev, + const struct hid_device_id *id) +{ + int retval; + + retval = hid_parse(hdev); + if (retval) { + dev_err(&hdev->dev, "parse failed\n"); + goto exit; + } + + retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); + if (retval) { + dev_err(&hdev->dev, "hw start failed\n"); + goto exit; + } + + retval = arvo_init_specials(hdev); + if (retval) { + dev_err(&hdev->dev, "couldn't install keyboard\n"); + goto exit_stop; + } + + return 0; + +exit_stop: + hid_hw_stop(hdev); +exit: + return retval; +} + +static void arvo_remove(struct hid_device *hdev) +{ + arvo_remove_specials(hdev); + hid_hw_stop(hdev); +} + +static void arvo_report_to_chrdev(struct arvo_device const *arvo, + u8 const *data) +{ + struct arvo_special_report const *special_report; + struct arvo_roccat_report roccat_report; + + special_report = (struct arvo_special_report const *)data; + + roccat_report.profile = arvo->actual_profile; + roccat_report.button = special_report->event & + ARVO_SPECIAL_REPORT_EVENT_MASK_BUTTON; + if ((special_report->event & ARVO_SPECIAL_REPORT_EVENT_MASK_ACTION) == + ARVO_SPECIAL_REPORT_EVENT_ACTION_PRESS) + roccat_report.action = ARVO_ROCCAT_REPORT_ACTION_PRESS; + else + roccat_report.action = ARVO_ROCCAT_REPORT_ACTION_RELEASE; + + roccat_report_event(arvo->chrdev_minor, (uint8_t const *)&roccat_report, + sizeof(struct arvo_roccat_report)); +} + +static int arvo_raw_event(struct hid_device *hdev, + struct hid_report *report, u8 *data, int size) +{ + struct arvo_device *arvo = hid_get_drvdata(hdev); + + if (size != 3) + return 0; + + if (arvo->roccat_claimed) + arvo_report_to_chrdev(arvo, data); + + return 0; +} + +static const struct hid_device_id arvo_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) }, + { } +}; + +MODULE_DEVICE_TABLE(hid, arvo_devices); + +static struct hid_driver arvo_driver = { + .name = "arvo", + .id_table = arvo_devices, + .probe = arvo_probe, + .remove = arvo_remove, + .raw_event = arvo_raw_event +}; + +static int __init arvo_init(void) +{ + int retval; + + arvo_class = class_create(THIS_MODULE, "arvo"); + if (IS_ERR(arvo_class)) + return PTR_ERR(arvo_class); + arvo_class->dev_attrs = arvo_attributes; + arvo_class->dev_bin_attrs = arvo_bin_attributes; + + retval = hid_register_driver(&arvo_driver); + if (retval) + class_destroy(arvo_class); + return retval; +} + +static void __exit arvo_exit(void) +{ + class_destroy(arvo_class); + hid_unregister_driver(&arvo_driver); +} + +module_init(arvo_init); +module_exit(arvo_exit); + +MODULE_AUTHOR("Stefan Achatz"); +MODULE_DESCRIPTION("USB Roccat Arvo driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/hid/hid-roccat-arvo.h b/drivers/hid/hid-roccat-arvo.h new file mode 100644 index 000000000000..d284a781c99e --- /dev/null +++ b/drivers/hid/hid-roccat-arvo.h @@ -0,0 +1,98 @@ +#ifndef __HID_ROCCAT_ARVO_H +#define __HID_ROCCAT_ARVO_H + +/* + * Copyright (c) 2011 Stefan Achatz <erazor_de@users.sourceforge.net> + */ + +/* + * 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 <linux/types.h> + +struct arvo_mode_key { /* 2 bytes */ + uint8_t command; /* ARVO_COMMAND_MODE_KEY */ + uint8_t state; +} __packed; + +struct arvo_button { + uint8_t unknown[24]; +} __packed; + +struct arvo_info { + uint8_t unknown[8]; +} __packed; + +struct arvo_key_mask { /* 2 bytes */ + uint8_t command; /* ARVO_COMMAND_KEY_MASK */ + uint8_t key_mask; +} __packed; + +/* selected profile is persistent */ +struct arvo_actual_profile { /* 2 bytes */ + uint8_t command; /* ARVO_COMMAND_ACTUAL_PROFILE */ + uint8_t actual_profile; +} __packed; + +enum arvo_commands { + ARVO_COMMAND_MODE_KEY = 0x3, + ARVO_COMMAND_BUTTON = 0x4, + ARVO_COMMAND_INFO = 0x5, + ARVO_COMMAND_KEY_MASK = 0x6, + ARVO_COMMAND_ACTUAL_PROFILE = 0x7, +}; + +enum arvo_usb_commands { + ARVO_USB_COMMAND_MODE_KEY = 0x303, + /* + * read/write + * Read uses both index bytes as profile/key indexes + * Write has index 0, profile/key is determined by payload + */ + ARVO_USB_COMMAND_BUTTON = 0x304, + ARVO_USB_COMMAND_INFO = 0x305, + ARVO_USB_COMMAND_KEY_MASK = 0x306, + ARVO_USB_COMMAND_ACTUAL_PROFILE = 0x307, +}; + +struct arvo_special_report { + uint8_t unknown1; /* always 0x01 */ + uint8_t event; + uint8_t unknown2; /* always 0x70 */ +} __packed; + +enum arvo_special_report_events { + ARVO_SPECIAL_REPORT_EVENT_ACTION_PRESS = 0x10, + ARVO_SPECIAL_REPORT_EVENT_ACTION_RELEASE = 0x0, +}; + +enum arvo_special_report_event_masks { + ARVO_SPECIAL_REPORT_EVENT_MASK_ACTION = 0xf0, + ARVO_SPECIAL_REPORT_EVENT_MASK_BUTTON = 0x0f, +}; + +struct arvo_roccat_report { + uint8_t profile; + uint8_t button; + uint8_t action; +} __packed; + +enum arvo_roccat_report_action { + ARVO_ROCCAT_REPORT_ACTION_RELEASE = 0, + ARVO_ROCCAT_REPORT_ACTION_PRESS = 1, +}; + +struct arvo_device { + int roccat_claimed; + int chrdev_minor; + + struct mutex arvo_lock; + + int actual_profile; +}; + +#endif |