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authorStefan Achatz <erazor_de@users.sourceforge.net>2011-01-30 13:38:24 +0100
committerJiri Kosina <jkosina@suse.cz>2011-02-03 16:37:27 +0100
commit0e70f97f257edcef4daa92ab9371a9aac0c851ed (patch)
tree42eb30225a199e78eb404b03dbe262a4bded00de /drivers/hid/hid-roccat-kovaplus.c
parent5772f63613ce0a6777e82a7e8fb553e49da27719 (diff)
downloadtalos-obmc-linux-0e70f97f257edcef4daa92ab9371a9aac0c851ed.tar.gz
talos-obmc-linux-0e70f97f257edcef4daa92ab9371a9aac0c851ed.zip
HID: roccat: Add support for Kova[+] mouse
This patch adds support for Roccat Kova[+] mouse. Userland tools can soon be found at http://sourceforge.net/projects/roccat Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-roccat-kovaplus.c')
-rw-r--r--drivers/hid/hid-roccat-kovaplus.c715
1 files changed, 715 insertions, 0 deletions
diff --git a/drivers/hid/hid-roccat-kovaplus.c b/drivers/hid/hid-roccat-kovaplus.c
new file mode 100644
index 000000000000..1f547a2b39de
--- /dev/null
+++ b/drivers/hid/hid-roccat-kovaplus.c
@@ -0,0 +1,715 @@
+/*
+ * Roccat Kova[+] 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 Kova[+] is a bigger version of the Pyra with two more side buttons.
+ */
+
+#include <linux/device.h>
+#include <linux/input.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include "hid-ids.h"
+#include "hid-roccat.h"
+#include "hid-roccat-common.h"
+#include "hid-roccat-kovaplus.h"
+
+static uint profile_numbers[5] = {0, 1, 2, 3, 4};
+
+static struct class *kovaplus_class;
+
+static uint kovaplus_convert_event_cpi(uint value)
+{
+ return (value == 7 ? 4 : (value == 4 ? 3 : value));
+}
+
+static void kovaplus_profile_activated(struct kovaplus_device *kovaplus,
+ uint new_profile_index)
+{
+ kovaplus->actual_profile = new_profile_index;
+ kovaplus->actual_cpi = kovaplus->profile_settings[new_profile_index].cpi_startup_level;
+ kovaplus->actual_x_sensitivity = kovaplus->profile_settings[new_profile_index].sensitivity_x;
+ kovaplus->actual_y_sensitivity = kovaplus->profile_settings[new_profile_index].sensitivity_y;
+}
+
+static int kovaplus_send_control(struct usb_device *usb_dev, uint value,
+ enum kovaplus_control_requests request)
+{
+ int retval;
+ struct kovaplus_control control;
+
+ if ((request == KOVAPLUS_CONTROL_REQUEST_PROFILE_SETTINGS ||
+ request == KOVAPLUS_CONTROL_REQUEST_PROFILE_BUTTONS) &&
+ value > 4)
+ return -EINVAL;
+
+ control.command = KOVAPLUS_COMMAND_CONTROL;
+ control.value = value;
+ control.request = request;
+
+ retval = roccat_common_send(usb_dev, KOVAPLUS_USB_COMMAND_CONTROL,
+ &control, sizeof(struct kovaplus_control));
+
+ return retval;
+}
+
+static int kovaplus_receive_control_status(struct usb_device *usb_dev)
+{
+ int retval;
+ struct kovaplus_control control;
+
+ do {
+ retval = roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_CONTROL,
+ &control, sizeof(struct kovaplus_control));
+
+ /* check if we get a completely wrong answer */
+ if (retval)
+ return retval;
+
+ if (control.value == KOVAPLUS_CONTROL_REQUEST_STATUS_OK)
+ return 0;
+
+ /* indicates that hardware needs some more time to complete action */
+ if (control.value == KOVAPLUS_CONTROL_REQUEST_STATUS_WAIT) {
+ msleep(500); /* windows driver uses 1000 */
+ continue;
+ }
+
+ /* seems to be critical - replug necessary */
+ if (control.value == KOVAPLUS_CONTROL_REQUEST_STATUS_OVERLOAD)
+ return -EINVAL;
+
+ hid_err(usb_dev, "kovaplus_receive_control_status: "
+ "unknown response value 0x%x\n", control.value);
+ return -EINVAL;
+ } while (1);
+}
+
+static int kovaplus_send(struct usb_device *usb_dev, uint command,
+ void const *buf, uint size)
+{
+ int retval;
+
+ retval = roccat_common_send(usb_dev, command, buf, size);
+ if (retval)
+ return retval;
+
+ msleep(100);
+
+ return kovaplus_receive_control_status(usb_dev);
+}
+
+static int kovaplus_select_profile(struct usb_device *usb_dev, uint number,
+ enum kovaplus_control_requests request)
+{
+ return kovaplus_send_control(usb_dev, number, request);
+}
+
+static int kovaplus_get_info(struct usb_device *usb_dev,
+ struct kovaplus_info *buf)
+{
+ return roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_INFO,
+ buf, sizeof(struct kovaplus_info));
+}
+
+static int kovaplus_get_profile_settings(struct usb_device *usb_dev,
+ struct kovaplus_profile_settings *buf, uint number)
+{
+ int retval;
+
+ retval = kovaplus_select_profile(usb_dev, number,
+ KOVAPLUS_CONTROL_REQUEST_PROFILE_SETTINGS);
+ if (retval)
+ return retval;
+
+ return roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_PROFILE_SETTINGS,
+ buf, sizeof(struct kovaplus_profile_settings));
+}
+
+static int kovaplus_set_profile_settings(struct usb_device *usb_dev,
+ struct kovaplus_profile_settings const *settings)
+{
+ return kovaplus_send(usb_dev, KOVAPLUS_USB_COMMAND_PROFILE_SETTINGS,
+ settings, sizeof(struct kovaplus_profile_settings));
+}
+
+static int kovaplus_get_profile_buttons(struct usb_device *usb_dev,
+ struct kovaplus_profile_buttons *buf, int number)
+{
+ int retval;
+
+ retval = kovaplus_select_profile(usb_dev, number,
+ KOVAPLUS_CONTROL_REQUEST_PROFILE_BUTTONS);
+ if (retval)
+ return retval;
+
+ return roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_PROFILE_BUTTONS,
+ buf, sizeof(struct kovaplus_profile_buttons));
+}
+
+static int kovaplus_set_profile_buttons(struct usb_device *usb_dev,
+ struct kovaplus_profile_buttons const *buttons)
+{
+ return kovaplus_send(usb_dev, KOVAPLUS_USB_COMMAND_PROFILE_BUTTONS,
+ buttons, sizeof(struct kovaplus_profile_buttons));
+}
+
+/* retval is 0-4 on success, < 0 on error */
+static int kovaplus_get_actual_profile(struct usb_device *usb_dev)
+{
+ struct kovaplus_actual_profile buf;
+ int retval;
+
+ retval = roccat_common_receive(usb_dev, KOVAPLUS_USB_COMMAND_ACTUAL_PROFILE,
+ &buf, sizeof(struct kovaplus_actual_profile));
+
+ return retval ? retval : buf.actual_profile;
+}
+
+static int kovaplus_set_actual_profile(struct usb_device *usb_dev,
+ int new_profile)
+{
+ struct kovaplus_actual_profile buf;
+
+ buf.command = KOVAPLUS_COMMAND_ACTUAL_PROFILE;
+ buf.size = sizeof(struct kovaplus_actual_profile);
+ buf.actual_profile = new_profile;
+
+ return kovaplus_send(usb_dev, KOVAPLUS_USB_COMMAND_ACTUAL_PROFILE,
+ &buf, sizeof(struct kovaplus_actual_profile));
+}
+
+static ssize_t kovaplus_sysfs_read_profilex_settings(struct file *fp,
+ struct kobject *kobj, struct bin_attribute *attr, char *buf,
+ loff_t off, size_t count)
+{
+ struct device *dev =
+ container_of(kobj, struct device, kobj)->parent->parent;
+ struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
+
+ if (off >= sizeof(struct kovaplus_profile_settings))
+ return 0;
+
+ if (off + count > sizeof(struct kovaplus_profile_settings))
+ count = sizeof(struct kovaplus_profile_settings) - off;
+
+ mutex_lock(&kovaplus->kovaplus_lock);
+ memcpy(buf, ((char const *)&kovaplus->profile_settings[*(uint *)(attr->private)]) + off,
+ count);
+ mutex_unlock(&kovaplus->kovaplus_lock);
+
+ return count;
+}
+
+static ssize_t kovaplus_sysfs_write_profile_settings(struct file *fp,
+ struct kobject *kobj, struct bin_attribute *attr, char *buf,
+ loff_t off, size_t count)
+{
+ struct device *dev =
+ container_of(kobj, struct device, kobj)->parent->parent;
+ struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
+ struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
+ int retval = 0;
+ int difference;
+ int profile_index;
+ struct kovaplus_profile_settings *profile_settings;
+
+ if (off != 0 || count != sizeof(struct kovaplus_profile_settings))
+ return -EINVAL;
+
+ profile_index = ((struct kovaplus_profile_settings const *)buf)->profile_index;
+ profile_settings = &kovaplus->profile_settings[profile_index];
+
+ mutex_lock(&kovaplus->kovaplus_lock);
+ difference = memcmp(buf, profile_settings,
+ sizeof(struct kovaplus_profile_settings));
+ if (difference) {
+ retval = kovaplus_set_profile_settings(usb_dev,
+ (struct kovaplus_profile_settings const *)buf);
+ if (!retval)
+ memcpy(profile_settings, buf,
+ sizeof(struct kovaplus_profile_settings));
+ }
+ mutex_unlock(&kovaplus->kovaplus_lock);
+
+ if (retval)
+ return retval;
+
+ return sizeof(struct kovaplus_profile_settings);
+}
+
+static ssize_t kovaplus_sysfs_read_profilex_buttons(struct file *fp,
+ struct kobject *kobj, struct bin_attribute *attr, char *buf,
+ loff_t off, size_t count)
+{
+ struct device *dev =
+ container_of(kobj, struct device, kobj)->parent->parent;
+ struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
+
+ if (off >= sizeof(struct kovaplus_profile_buttons))
+ return 0;
+
+ if (off + count > sizeof(struct kovaplus_profile_buttons))
+ count = sizeof(struct kovaplus_profile_buttons) - off;
+
+ mutex_lock(&kovaplus->kovaplus_lock);
+ memcpy(buf, ((char const *)&kovaplus->profile_buttons[*(uint *)(attr->private)]) + off,
+ count);
+ mutex_unlock(&kovaplus->kovaplus_lock);
+
+ return count;
+}
+
+static ssize_t kovaplus_sysfs_write_profile_buttons(struct file *fp,
+ struct kobject *kobj, struct bin_attribute *attr, char *buf,
+ loff_t off, size_t count)
+{
+ struct device *dev =
+ container_of(kobj, struct device, kobj)->parent->parent;
+ struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
+ struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
+ int retval = 0;
+ int difference;
+ uint profile_index;
+ struct kovaplus_profile_buttons *profile_buttons;
+
+ if (off != 0 || count != sizeof(struct kovaplus_profile_buttons))
+ return -EINVAL;
+
+ profile_index = ((struct kovaplus_profile_buttons const *)buf)->profile_index;
+ profile_buttons = &kovaplus->profile_buttons[profile_index];
+
+ mutex_lock(&kovaplus->kovaplus_lock);
+ difference = memcmp(buf, profile_buttons,
+ sizeof(struct kovaplus_profile_buttons));
+ if (difference) {
+ retval = kovaplus_set_profile_buttons(usb_dev,
+ (struct kovaplus_profile_buttons const *)buf);
+ if (!retval)
+ memcpy(profile_buttons, buf,
+ sizeof(struct kovaplus_profile_buttons));
+ }
+ mutex_unlock(&kovaplus->kovaplus_lock);
+
+ if (retval)
+ return retval;
+
+ return sizeof(struct kovaplus_profile_buttons);
+}
+
+static ssize_t kovaplus_sysfs_show_actual_profile(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct kovaplus_device *kovaplus =
+ hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
+ return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_profile);
+}
+
+static ssize_t kovaplus_sysfs_set_actual_profile(struct device *dev,
+ struct device_attribute *attr, char const *buf, size_t size)
+{
+ struct kovaplus_device *kovaplus;
+ struct usb_device *usb_dev;
+ unsigned long profile;
+ int retval;
+
+ dev = dev->parent->parent;
+ kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
+ usb_dev = interface_to_usbdev(to_usb_interface(dev));
+
+ retval = strict_strtoul(buf, 10, &profile);
+ if (retval)
+ return retval;
+
+ if (profile >= 5)
+ return -EINVAL;
+
+ mutex_lock(&kovaplus->kovaplus_lock);
+ retval = kovaplus_set_actual_profile(usb_dev, profile);
+ kovaplus->actual_profile = profile;
+ mutex_unlock(&kovaplus->kovaplus_lock);
+ if (retval)
+ return retval;
+
+ return size;
+}
+
+static ssize_t kovaplus_sysfs_show_actual_cpi(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct kovaplus_device *kovaplus =
+ hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
+ return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_cpi);
+}
+
+static ssize_t kovaplus_sysfs_show_actual_sensitivity_x(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct kovaplus_device *kovaplus =
+ hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
+ return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_x_sensitivity);
+}
+
+static ssize_t kovaplus_sysfs_show_actual_sensitivity_y(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct kovaplus_device *kovaplus =
+ hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
+ return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->actual_y_sensitivity);
+}
+
+static ssize_t kovaplus_sysfs_show_firmware_version(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct kovaplus_device *kovaplus =
+ hid_get_drvdata(dev_get_drvdata(dev->parent->parent));
+ return snprintf(buf, PAGE_SIZE, "%d\n", kovaplus->info.firmware_version);
+}
+
+static struct device_attribute kovaplus_attributes[] = {
+ __ATTR(actual_cpi, 0440,
+ kovaplus_sysfs_show_actual_cpi, NULL),
+ __ATTR(firmware_version, 0440,
+ kovaplus_sysfs_show_firmware_version, NULL),
+ __ATTR(actual_profile, 0660,
+ kovaplus_sysfs_show_actual_profile,
+ kovaplus_sysfs_set_actual_profile),
+ __ATTR(actual_sensitivity_x, 0440,
+ kovaplus_sysfs_show_actual_sensitivity_x, NULL),
+ __ATTR(actual_sensitivity_y, 0440,
+ kovaplus_sysfs_show_actual_sensitivity_y, NULL),
+ __ATTR_NULL
+};
+
+static struct bin_attribute kovaplus_bin_attributes[] = {
+ {
+ .attr = { .name = "profile_settings", .mode = 0220 },
+ .size = sizeof(struct kovaplus_profile_settings),
+ .write = kovaplus_sysfs_write_profile_settings
+ },
+ {
+ .attr = { .name = "profile1_settings", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_settings),
+ .read = kovaplus_sysfs_read_profilex_settings,
+ .private = &profile_numbers[0]
+ },
+ {
+ .attr = { .name = "profile2_settings", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_settings),
+ .read = kovaplus_sysfs_read_profilex_settings,
+ .private = &profile_numbers[1]
+ },
+ {
+ .attr = { .name = "profile3_settings", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_settings),
+ .read = kovaplus_sysfs_read_profilex_settings,
+ .private = &profile_numbers[2]
+ },
+ {
+ .attr = { .name = "profile4_settings", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_settings),
+ .read = kovaplus_sysfs_read_profilex_settings,
+ .private = &profile_numbers[3]
+ },
+ {
+ .attr = { .name = "profile5_settings", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_settings),
+ .read = kovaplus_sysfs_read_profilex_settings,
+ .private = &profile_numbers[4]
+ },
+ {
+ .attr = { .name = "profile_buttons", .mode = 0220 },
+ .size = sizeof(struct kovaplus_profile_buttons),
+ .write = kovaplus_sysfs_write_profile_buttons
+ },
+ {
+ .attr = { .name = "profile1_buttons", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_buttons),
+ .read = kovaplus_sysfs_read_profilex_buttons,
+ .private = &profile_numbers[0]
+ },
+ {
+ .attr = { .name = "profile2_buttons", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_buttons),
+ .read = kovaplus_sysfs_read_profilex_buttons,
+ .private = &profile_numbers[1]
+ },
+ {
+ .attr = { .name = "profile3_buttons", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_buttons),
+ .read = kovaplus_sysfs_read_profilex_buttons,
+ .private = &profile_numbers[2]
+ },
+ {
+ .attr = { .name = "profile4_buttons", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_buttons),
+ .read = kovaplus_sysfs_read_profilex_buttons,
+ .private = &profile_numbers[3]
+ },
+ {
+ .attr = { .name = "profile5_buttons", .mode = 0440 },
+ .size = sizeof(struct kovaplus_profile_buttons),
+ .read = kovaplus_sysfs_read_profilex_buttons,
+ .private = &profile_numbers[4]
+ },
+ __ATTR_NULL
+};
+
+static int kovaplus_init_kovaplus_device_struct(struct usb_device *usb_dev,
+ struct kovaplus_device *kovaplus)
+{
+ int retval, i;
+ static uint wait = 70; /* device will freeze with just 60 */
+
+ mutex_init(&kovaplus->kovaplus_lock);
+
+ retval = kovaplus_get_info(usb_dev, &kovaplus->info);
+ if (retval)
+ return retval;
+
+ for (i = 0; i < 5; ++i) {
+ msleep(wait);
+ retval = kovaplus_get_profile_settings(usb_dev,
+ &kovaplus->profile_settings[i], i);
+ if (retval)
+ return retval;
+
+ msleep(wait);
+ retval = kovaplus_get_profile_buttons(usb_dev,
+ &kovaplus->profile_buttons[i], i);
+ if (retval)
+ return retval;
+ }
+
+ msleep(wait);
+ retval = kovaplus_get_actual_profile(usb_dev);
+ if (retval < 0)
+ return retval;
+ kovaplus_profile_activated(kovaplus, retval);
+
+ return 0;
+}
+
+static int kovaplus_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 kovaplus_device *kovaplus;
+ int retval;
+
+ if (intf->cur_altsetting->desc.bInterfaceProtocol
+ == USB_INTERFACE_PROTOCOL_MOUSE) {
+
+ kovaplus = kzalloc(sizeof(*kovaplus), GFP_KERNEL);
+ if (!kovaplus) {
+ hid_err(hdev, "can't alloc device descriptor\n");
+ return -ENOMEM;
+ }
+ hid_set_drvdata(hdev, kovaplus);
+
+ retval = kovaplus_init_kovaplus_device_struct(usb_dev, kovaplus);
+ if (retval) {
+ hid_err(hdev, "couldn't init struct kovaplus_device\n");
+ goto exit_free;
+ }
+
+ retval = roccat_connect(kovaplus_class, hdev);
+ if (retval < 0) {
+ hid_err(hdev, "couldn't init char dev\n");
+ } else {
+ kovaplus->chrdev_minor = retval;
+ kovaplus->roccat_claimed = 1;
+ }
+
+ } else {
+ hid_set_drvdata(hdev, NULL);
+ }
+
+ return 0;
+exit_free:
+ kfree(kovaplus);
+ return retval;
+}
+
+static void kovaplus_remove_specials(struct hid_device *hdev)
+{
+ struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
+ struct kovaplus_device *kovaplus;
+
+ if (intf->cur_altsetting->desc.bInterfaceProtocol
+ == USB_INTERFACE_PROTOCOL_MOUSE) {
+ kovaplus = hid_get_drvdata(hdev);
+ if (kovaplus->roccat_claimed)
+ roccat_disconnect(kovaplus->chrdev_minor);
+ kfree(kovaplus);
+ }
+}
+
+static int kovaplus_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 = kovaplus_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 kovaplus_remove(struct hid_device *hdev)
+{
+ kovaplus_remove_specials(hdev);
+ hid_hw_stop(hdev);
+}
+
+static void kovaplus_keep_values_up_to_date(struct kovaplus_device *kovaplus,
+ u8 const *data)
+{
+ struct kovaplus_mouse_report_button const *button_report;
+
+ if (data[0] != KOVAPLUS_MOUSE_REPORT_NUMBER_BUTTON)
+ return;
+
+ button_report = (struct kovaplus_mouse_report_button const *)data;
+
+ switch (button_report->type) {
+ case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE_1:
+ kovaplus_profile_activated(kovaplus, button_report->data1 - 1);
+ break;
+ case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_CPI:
+ kovaplus->actual_cpi = kovaplus_convert_event_cpi(button_report->data1);
+ case KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_SENSITIVITY:
+ kovaplus->actual_x_sensitivity = button_report->data1;
+ kovaplus->actual_y_sensitivity = button_report->data2;
+ }
+}
+
+static void kovaplus_report_to_chrdev(struct kovaplus_device const *kovaplus,
+ u8 const *data)
+{
+ struct kovaplus_roccat_report roccat_report;
+ struct kovaplus_mouse_report_button const *button_report;
+
+ if (data[0] != KOVAPLUS_MOUSE_REPORT_NUMBER_BUTTON)
+ return;
+
+ button_report = (struct kovaplus_mouse_report_button const *)data;
+
+ if (button_report->type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE_2)
+ return;
+
+ roccat_report.type = button_report->type;
+ roccat_report.profile = kovaplus->actual_profile + 1;
+
+ if (roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_MACRO ||
+ roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_SHORTCUT ||
+ roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_QUICKLAUNCH ||
+ roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_TIMER)
+ roccat_report.button = button_report->data1;
+ else
+ roccat_report.button = 0;
+
+ if (roccat_report.type == KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_CPI)
+ roccat_report.data1 = kovaplus_convert_event_cpi(button_report->data1);
+ else
+ roccat_report.data1 = button_report->data1;
+
+ roccat_report.data2 = button_report->data2;
+
+ roccat_report_event(kovaplus->chrdev_minor,
+ (uint8_t const *)&roccat_report,
+ sizeof(struct kovaplus_roccat_report));
+}
+
+static int kovaplus_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 kovaplus_device *kovaplus = hid_get_drvdata(hdev);
+
+ if (intf->cur_altsetting->desc.bInterfaceProtocol
+ != USB_INTERFACE_PROTOCOL_MOUSE)
+ return 0;
+
+ kovaplus_keep_values_up_to_date(kovaplus, data);
+
+ if (kovaplus->roccat_claimed)
+ kovaplus_report_to_chrdev(kovaplus, data);
+
+ return 0;
+}
+
+static const struct hid_device_id kovaplus_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
+ { }
+};
+
+MODULE_DEVICE_TABLE(hid, kovaplus_devices);
+
+static struct hid_driver kovaplus_driver = {
+ .name = "kovaplus",
+ .id_table = kovaplus_devices,
+ .probe = kovaplus_probe,
+ .remove = kovaplus_remove,
+ .raw_event = kovaplus_raw_event
+};
+
+static int __init kovaplus_init(void)
+{
+ int retval;
+
+ kovaplus_class = class_create(THIS_MODULE, "kovaplus");
+ if (IS_ERR(kovaplus_class))
+ return PTR_ERR(kovaplus_class);
+ kovaplus_class->dev_attrs = kovaplus_attributes;
+ kovaplus_class->dev_bin_attrs = kovaplus_bin_attributes;
+
+ retval = hid_register_driver(&kovaplus_driver);
+ if (retval)
+ class_destroy(kovaplus_class);
+ return retval;
+}
+
+static void __exit kovaplus_exit(void)
+{
+ class_destroy(kovaplus_class);
+ hid_unregister_driver(&kovaplus_driver);
+}
+
+module_init(kovaplus_init);
+module_exit(kovaplus_exit);
+
+MODULE_AUTHOR("Stefan Achatz");
+MODULE_DESCRIPTION("USB Roccat Kova[+] driver");
+MODULE_LICENSE("GPL v2");
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