diff options
author | Stefan Achatz <erazor_de@users.sourceforge.net> | 2013-03-10 12:32:44 +0100 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2013-03-14 11:50:49 +0100 |
commit | 8936aa31cd5fd0bea828416a3c07efd303269a45 (patch) | |
tree | c446d08546f9bf78516865c3e5af250a85380c3c /drivers/hid/hid-roccat-konepure.c | |
parent | d381f45c890a3fb136afb0dc1cbe025e066cb981 (diff) | |
download | linux-8936aa31cd5fd0bea828416a3c07efd303269a45.tar.bz2 |
HID: roccat: add support for Roccat Kone Pure gaming mouse
Userland-tools can already 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-konepure.c')
-rw-r--r-- | drivers/hid/hid-roccat-konepure.c | 304 |
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"); |