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Diffstat (limited to 'drivers/hid/hid-roccat-konepure.c')
-rw-r--r--drivers/hid/hid-roccat-konepure.c304
1 files changed, 304 insertions, 0 deletions
diff --git a/drivers/hid/hid-roccat-konepure.c b/drivers/hid/hid-roccat-konepure.c
new file mode 100644
index 000000000000..c79d0b06c143
--- /dev/null
+++ b/drivers/hid/hid-roccat-konepure.c
@@ -0,0 +1,304 @@
+/*
+ * Roccat KonePure driver for Linux
+ *
+ * Copyright (c) 2012 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 KonePure is a smaller version of KoneXTD with less buttons and lights.
+ */
+
+#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"
+#include "hid-roccat-konepure.h"
+
+static struct class *konepure_class;
+
+static ssize_t konepure_sysfs_read(struct file *fp, struct kobject *kobj,
+ char *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 konepure_device *konepure = 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(&konepure->konepure_lock);
+ retval = roccat_common2_receive(usb_dev, command, buf, real_size);
+ mutex_unlock(&konepure->konepure_lock);
+
+ return retval ? retval : real_size;
+}
+
+static ssize_t konepure_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 konepure_device *konepure = 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(&konepure->konepure_lock);
+ retval = roccat_common2_send_with_status(usb_dev, command,
+ (void *)buf, real_size);
+ mutex_unlock(&konepure->konepure_lock);
+
+ return retval ? retval : real_size;
+}
+
+#define KONEPURE_SYSFS_W(thingy, THINGY) \
+static ssize_t konepure_sysfs_write_ ## thingy(struct file *fp, \
+ struct kobject *kobj, struct bin_attribute *attr, char *buf, \
+ loff_t off, size_t count) \
+{ \
+ return konepure_sysfs_write(fp, kobj, buf, off, count, \
+ KONEPURE_SIZE_ ## THINGY, KONEPURE_COMMAND_ ## THINGY); \
+}
+
+#define KONEPURE_SYSFS_R(thingy, THINGY) \
+static ssize_t konepure_sysfs_read_ ## thingy(struct file *fp, \
+ struct kobject *kobj, struct bin_attribute *attr, char *buf, \
+ loff_t off, size_t count) \
+{ \
+ return konepure_sysfs_read(fp, kobj, buf, off, count, \
+ KONEPURE_SIZE_ ## THINGY, KONEPURE_COMMAND_ ## THINGY); \
+}
+
+#define KONEPURE_SYSFS_RW(thingy, THINGY) \
+KONEPURE_SYSFS_W(thingy, THINGY) \
+KONEPURE_SYSFS_R(thingy, THINGY)
+
+#define KONEPURE_BIN_ATTRIBUTE_RW(thingy, THINGY) \
+{ \
+ .attr = { .name = #thingy, .mode = 0660 }, \
+ .size = KONEPURE_SIZE_ ## THINGY, \
+ .read = konepure_sysfs_read_ ## thingy, \
+ .write = konepure_sysfs_write_ ## thingy \
+}
+
+#define KONEPURE_BIN_ATTRIBUTE_R(thingy, THINGY) \
+{ \
+ .attr = { .name = #thingy, .mode = 0440 }, \
+ .size = KONEPURE_SIZE_ ## THINGY, \
+ .read = konepure_sysfs_read_ ## thingy, \
+}
+
+#define KONEPURE_BIN_ATTRIBUTE_W(thingy, THINGY) \
+{ \
+ .attr = { .name = #thingy, .mode = 0220 }, \
+ .size = KONEPURE_SIZE_ ## THINGY, \
+ .write = konepure_sysfs_write_ ## thingy \
+}
+
+KONEPURE_SYSFS_RW(actual_profile, ACTUAL_PROFILE)
+KONEPURE_SYSFS_W(control, CONTROL)
+KONEPURE_SYSFS_RW(info, INFO)
+KONEPURE_SYSFS_W(talk, TALK)
+KONEPURE_SYSFS_W(macro, MACRO)
+KONEPURE_SYSFS_RW(sensor, SENSOR)
+KONEPURE_SYSFS_RW(tcu, TCU)
+KONEPURE_SYSFS_R(tcu_image, TCU_IMAGE)
+KONEPURE_SYSFS_RW(profile_settings, PROFILE_SETTINGS)
+KONEPURE_SYSFS_RW(profile_buttons, PROFILE_BUTTONS)
+
+static struct bin_attribute konepure_bin_attributes[] = {
+ KONEPURE_BIN_ATTRIBUTE_RW(actual_profile, ACTUAL_PROFILE),
+ KONEPURE_BIN_ATTRIBUTE_W(control, CONTROL),
+ KONEPURE_BIN_ATTRIBUTE_RW(info, INFO),
+ KONEPURE_BIN_ATTRIBUTE_W(talk, TALK),
+ KONEPURE_BIN_ATTRIBUTE_W(macro, MACRO),
+ KONEPURE_BIN_ATTRIBUTE_RW(sensor, SENSOR),
+ KONEPURE_BIN_ATTRIBUTE_RW(tcu, TCU),
+ KONEPURE_BIN_ATTRIBUTE_R(tcu_image, TCU_IMAGE),
+ KONEPURE_BIN_ATTRIBUTE_RW(profile_settings, PROFILE_SETTINGS),
+ KONEPURE_BIN_ATTRIBUTE_RW(profile_buttons, PROFILE_BUTTONS),
+ __ATTR_NULL
+};
+
+static int konepure_init_konepure_device_struct(struct usb_device *usb_dev,
+ struct konepure_device *konepure)
+{
+ mutex_init(&konepure->konepure_lock);
+
+ return 0;
+}
+
+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 konepure_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 = konepure_init_konepure_device_struct(usb_dev, konepure);
+ if (retval) {
+ hid_err(hdev, "couldn't init struct 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 konepure_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;
+
+ 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 konepure_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) },
+ { }
+};
+
+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_bin_attrs = konepure_bin_attributes;
+
+ 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 driver");
+MODULE_LICENSE("GPL v2");

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