1cb7cf3daSStefan Achatz /* 2cb7cf3daSStefan Achatz * Roccat Pyra driver for Linux 3cb7cf3daSStefan Achatz * 4cb7cf3daSStefan Achatz * Copyright (c) 2010 Stefan Achatz <erazor_de@users.sourceforge.net> 5cb7cf3daSStefan Achatz */ 6cb7cf3daSStefan Achatz 7cb7cf3daSStefan Achatz /* 8cb7cf3daSStefan Achatz * This program is free software; you can redistribute it and/or modify it 9cb7cf3daSStefan Achatz * under the terms of the GNU General Public License as published by the Free 10cb7cf3daSStefan Achatz * Software Foundation; either version 2 of the License, or (at your option) 11cb7cf3daSStefan Achatz * any later version. 12cb7cf3daSStefan Achatz */ 13cb7cf3daSStefan Achatz 14cb7cf3daSStefan Achatz /* 15cb7cf3daSStefan Achatz * Roccat Pyra is a mobile gamer mouse which comes in wired and wireless 16cb7cf3daSStefan Achatz * variant. Wireless variant is not tested. 17cb7cf3daSStefan Achatz * Userland tools can be found at http://sourceforge.net/projects/roccat 18cb7cf3daSStefan Achatz */ 19cb7cf3daSStefan Achatz 20cb7cf3daSStefan Achatz #include <linux/device.h> 21cb7cf3daSStefan Achatz #include <linux/input.h> 22cb7cf3daSStefan Achatz #include <linux/hid.h> 23cb7cf3daSStefan Achatz #include <linux/module.h> 24cb7cf3daSStefan Achatz #include <linux/slab.h> 255dc0c983SStefan Achatz #include <linux/hid-roccat.h> 26cb7cf3daSStefan Achatz #include "hid-ids.h" 275772f636SStefan Achatz #include "hid-roccat-common.h" 28cb7cf3daSStefan Achatz #include "hid-roccat-pyra.h" 29cb7cf3daSStefan Achatz 3014a057f8SStefan Achatz static uint profile_numbers[5] = {0, 1, 2, 3, 4}; 3114a057f8SStefan Achatz 325012aadaSStefan Achatz /* pyra_class is used for creating sysfs attributes via roccat char device */ 335012aadaSStefan Achatz static struct class *pyra_class; 345012aadaSStefan Achatz 35cb7cf3daSStefan Achatz static void profile_activated(struct pyra_device *pyra, 36cb7cf3daSStefan Achatz unsigned int new_profile) 37cb7cf3daSStefan Achatz { 38cb7cf3daSStefan Achatz pyra->actual_profile = new_profile; 39cb7cf3daSStefan Achatz pyra->actual_cpi = pyra->profile_settings[pyra->actual_profile].y_cpi; 40cb7cf3daSStefan Achatz } 41cb7cf3daSStefan Achatz 42cb7cf3daSStefan Achatz static int pyra_send_control(struct usb_device *usb_dev, int value, 43cb7cf3daSStefan Achatz enum pyra_control_requests request) 44cb7cf3daSStefan Achatz { 457392d73bSStefan Achatz struct roccat_common2_control control; 46cb7cf3daSStefan Achatz 47cb7cf3daSStefan Achatz if ((request == PYRA_CONTROL_REQUEST_PROFILE_SETTINGS || 48cb7cf3daSStefan Achatz request == PYRA_CONTROL_REQUEST_PROFILE_BUTTONS) && 49cb7cf3daSStefan Achatz (value < 0 || value > 4)) 50cb7cf3daSStefan Achatz return -EINVAL; 51cb7cf3daSStefan Achatz 524728f2dcSStefan Achatz control.command = ROCCAT_COMMON_COMMAND_CONTROL; 53cb7cf3daSStefan Achatz control.value = value; 54cb7cf3daSStefan Achatz control.request = request; 55cb7cf3daSStefan Achatz 567392d73bSStefan Achatz return roccat_common2_send(usb_dev, ROCCAT_COMMON_COMMAND_CONTROL, 577392d73bSStefan Achatz &control, sizeof(struct roccat_common2_control)); 58cb7cf3daSStefan Achatz } 59cb7cf3daSStefan Achatz 60cb7cf3daSStefan Achatz static int pyra_get_profile_settings(struct usb_device *usb_dev, 61cb7cf3daSStefan Achatz struct pyra_profile_settings *buf, int number) 62cb7cf3daSStefan Achatz { 63cb7cf3daSStefan Achatz int retval; 64cb7cf3daSStefan Achatz retval = pyra_send_control(usb_dev, number, 65cb7cf3daSStefan Achatz PYRA_CONTROL_REQUEST_PROFILE_SETTINGS); 66cb7cf3daSStefan Achatz if (retval) 67cb7cf3daSStefan Achatz return retval; 687392d73bSStefan Achatz return roccat_common2_receive(usb_dev, PYRA_COMMAND_PROFILE_SETTINGS, 69be34380eSStefan Achatz buf, PYRA_SIZE_PROFILE_SETTINGS); 70cb7cf3daSStefan Achatz } 71cb7cf3daSStefan Achatz 72cb7cf3daSStefan Achatz static int pyra_get_settings(struct usb_device *usb_dev, 73cb7cf3daSStefan Achatz struct pyra_settings *buf) 74cb7cf3daSStefan Achatz { 757392d73bSStefan Achatz return roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS, 76be34380eSStefan Achatz buf, PYRA_SIZE_SETTINGS); 77cb7cf3daSStefan Achatz } 78cb7cf3daSStefan Achatz 79cb7cf3daSStefan Achatz static int pyra_set_settings(struct usb_device *usb_dev, 80cb7cf3daSStefan Achatz struct pyra_settings const *settings) 81cb7cf3daSStefan Achatz { 827392d73bSStefan Achatz return roccat_common2_send_with_status(usb_dev, 834728f2dcSStefan Achatz PYRA_COMMAND_SETTINGS, settings, 84be34380eSStefan Achatz PYRA_SIZE_SETTINGS); 85cb7cf3daSStefan Achatz } 86cb7cf3daSStefan Achatz 87be34380eSStefan Achatz static ssize_t pyra_sysfs_read(struct file *fp, struct kobject *kobj, 88be34380eSStefan Achatz char *buf, loff_t off, size_t count, 89be34380eSStefan Achatz size_t real_size, uint command) 90be34380eSStefan Achatz { 91be34380eSStefan Achatz struct device *dev = 92be34380eSStefan Achatz container_of(kobj, struct device, kobj)->parent->parent; 93be34380eSStefan Achatz struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); 94be34380eSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 95be34380eSStefan Achatz int retval; 96be34380eSStefan Achatz 97be34380eSStefan Achatz if (off >= real_size) 98be34380eSStefan Achatz return 0; 99be34380eSStefan Achatz 100be34380eSStefan Achatz if (off != 0 || count != real_size) 101be34380eSStefan Achatz return -EINVAL; 102be34380eSStefan Achatz 103be34380eSStefan Achatz mutex_lock(&pyra->pyra_lock); 104be34380eSStefan Achatz retval = roccat_common2_receive(usb_dev, command, buf, real_size); 105be34380eSStefan Achatz mutex_unlock(&pyra->pyra_lock); 106be34380eSStefan Achatz 107be34380eSStefan Achatz if (retval) 108be34380eSStefan Achatz return retval; 109be34380eSStefan Achatz 110be34380eSStefan Achatz return real_size; 111be34380eSStefan Achatz } 112be34380eSStefan Achatz 113be34380eSStefan Achatz static ssize_t pyra_sysfs_write(struct file *fp, struct kobject *kobj, 114be34380eSStefan Achatz void const *buf, loff_t off, size_t count, 115be34380eSStefan Achatz size_t real_size, uint command) 116be34380eSStefan Achatz { 117be34380eSStefan Achatz struct device *dev = 118be34380eSStefan Achatz container_of(kobj, struct device, kobj)->parent->parent; 119be34380eSStefan Achatz struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); 120be34380eSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 121be34380eSStefan Achatz int retval; 122be34380eSStefan Achatz 123be34380eSStefan Achatz if (off != 0 || count != real_size) 124be34380eSStefan Achatz return -EINVAL; 125be34380eSStefan Achatz 126be34380eSStefan Achatz mutex_lock(&pyra->pyra_lock); 127be34380eSStefan Achatz retval = roccat_common2_send_with_status(usb_dev, command, (void *)buf, real_size); 128be34380eSStefan Achatz mutex_unlock(&pyra->pyra_lock); 129be34380eSStefan Achatz 130be34380eSStefan Achatz if (retval) 131be34380eSStefan Achatz return retval; 132be34380eSStefan Achatz 133be34380eSStefan Achatz return real_size; 134be34380eSStefan Achatz } 135be34380eSStefan Achatz 136be34380eSStefan Achatz #define PYRA_SYSFS_W(thingy, THINGY) \ 137be34380eSStefan Achatz static ssize_t pyra_sysfs_write_ ## thingy(struct file *fp, \ 138be34380eSStefan Achatz struct kobject *kobj, struct bin_attribute *attr, char *buf, \ 139be34380eSStefan Achatz loff_t off, size_t count) \ 140be34380eSStefan Achatz { \ 141be34380eSStefan Achatz return pyra_sysfs_write(fp, kobj, buf, off, count, \ 142be34380eSStefan Achatz PYRA_SIZE_ ## THINGY, PYRA_COMMAND_ ## THINGY); \ 143be34380eSStefan Achatz } 144be34380eSStefan Achatz 145be34380eSStefan Achatz #define PYRA_SYSFS_R(thingy, THINGY) \ 146be34380eSStefan Achatz static ssize_t pyra_sysfs_read_ ## thingy(struct file *fp, \ 147be34380eSStefan Achatz struct kobject *kobj, struct bin_attribute *attr, char *buf, \ 148be34380eSStefan Achatz loff_t off, size_t count) \ 149be34380eSStefan Achatz { \ 150be34380eSStefan Achatz return pyra_sysfs_read(fp, kobj, buf, off, count, \ 151be34380eSStefan Achatz PYRA_SIZE_ ## THINGY, PYRA_COMMAND_ ## THINGY); \ 152be34380eSStefan Achatz } 153be34380eSStefan Achatz 154be34380eSStefan Achatz #define PYRA_SYSFS_RW(thingy, THINGY) \ 155be34380eSStefan Achatz PYRA_SYSFS_W(thingy, THINGY) \ 156be34380eSStefan Achatz PYRA_SYSFS_R(thingy, THINGY) 157be34380eSStefan Achatz 158be34380eSStefan Achatz #define PYRA_BIN_ATTRIBUTE_RW(thingy, THINGY) \ 159a7492451SGreg Kroah-Hartman PYRA_SYSFS_RW(thingy, THINGY); \ 160a7492451SGreg Kroah-Hartman static struct bin_attribute bin_attr_##thingy = { \ 161be34380eSStefan Achatz .attr = { .name = #thingy, .mode = 0660 }, \ 162be34380eSStefan Achatz .size = PYRA_SIZE_ ## THINGY, \ 163be34380eSStefan Achatz .read = pyra_sysfs_read_ ## thingy, \ 164be34380eSStefan Achatz .write = pyra_sysfs_write_ ## thingy \ 165be34380eSStefan Achatz } 166be34380eSStefan Achatz 167be34380eSStefan Achatz #define PYRA_BIN_ATTRIBUTE_R(thingy, THINGY) \ 168a7492451SGreg Kroah-Hartman PYRA_SYSFS_R(thingy, THINGY); \ 169a7492451SGreg Kroah-Hartman static struct bin_attribute bin_attr_##thingy = { \ 170be34380eSStefan Achatz .attr = { .name = #thingy, .mode = 0440 }, \ 171be34380eSStefan Achatz .size = PYRA_SIZE_ ## THINGY, \ 172be34380eSStefan Achatz .read = pyra_sysfs_read_ ## thingy, \ 173be34380eSStefan Achatz } 174be34380eSStefan Achatz 175be34380eSStefan Achatz #define PYRA_BIN_ATTRIBUTE_W(thingy, THINGY) \ 176a7492451SGreg Kroah-Hartman PYRA_SYSFS_W(thingy, THINGY); \ 177a7492451SGreg Kroah-Hartman static struct bin_attribute bin_attr_##thingy = { \ 178be34380eSStefan Achatz .attr = { .name = #thingy, .mode = 0220 }, \ 179be34380eSStefan Achatz .size = PYRA_SIZE_ ## THINGY, \ 180be34380eSStefan Achatz .write = pyra_sysfs_write_ ## thingy \ 181be34380eSStefan Achatz } 182be34380eSStefan Achatz 183a7492451SGreg Kroah-Hartman PYRA_BIN_ATTRIBUTE_W(control, CONTROL); 184a7492451SGreg Kroah-Hartman PYRA_BIN_ATTRIBUTE_RW(info, INFO); 185a7492451SGreg Kroah-Hartman PYRA_BIN_ATTRIBUTE_RW(profile_settings, PROFILE_SETTINGS); 186a7492451SGreg Kroah-Hartman PYRA_BIN_ATTRIBUTE_RW(profile_buttons, PROFILE_BUTTONS); 187be34380eSStefan Achatz 188cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_read_profilex_settings(struct file *fp, 189cb7cf3daSStefan Achatz struct kobject *kobj, struct bin_attribute *attr, char *buf, 19014a057f8SStefan Achatz loff_t off, size_t count) 191cb7cf3daSStefan Achatz { 1925012aadaSStefan Achatz struct device *dev = 1935012aadaSStefan Achatz container_of(kobj, struct device, kobj)->parent->parent; 194be34380eSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 195be34380eSStefan Achatz ssize_t retval; 196cb7cf3daSStefan Achatz 197be34380eSStefan Achatz retval = pyra_send_control(usb_dev, *(uint *)(attr->private), 198be34380eSStefan Achatz PYRA_CONTROL_REQUEST_PROFILE_SETTINGS); 199be34380eSStefan Achatz if (retval) 200be34380eSStefan Achatz return retval; 201cb7cf3daSStefan Achatz 202be34380eSStefan Achatz return pyra_sysfs_read(fp, kobj, buf, off, count, 203be34380eSStefan Achatz PYRA_SIZE_PROFILE_SETTINGS, 204be34380eSStefan Achatz PYRA_COMMAND_PROFILE_SETTINGS); 205cb7cf3daSStefan Achatz } 206cb7cf3daSStefan Achatz 207cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp, 208cb7cf3daSStefan Achatz struct kobject *kobj, struct bin_attribute *attr, char *buf, 20914a057f8SStefan Achatz loff_t off, size_t count) 210cb7cf3daSStefan Achatz { 2115012aadaSStefan Achatz struct device *dev = 2125012aadaSStefan Achatz container_of(kobj, struct device, kobj)->parent->parent; 213cb7cf3daSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 214be34380eSStefan Achatz ssize_t retval; 215cb7cf3daSStefan Achatz 216be34380eSStefan Achatz retval = pyra_send_control(usb_dev, *(uint *)(attr->private), 217be34380eSStefan Achatz PYRA_CONTROL_REQUEST_PROFILE_BUTTONS); 218cb7cf3daSStefan Achatz if (retval) 219cb7cf3daSStefan Achatz return retval; 220cb7cf3daSStefan Achatz 221be34380eSStefan Achatz return pyra_sysfs_read(fp, kobj, buf, off, count, 222be34380eSStefan Achatz PYRA_SIZE_PROFILE_BUTTONS, 223be34380eSStefan Achatz PYRA_COMMAND_PROFILE_BUTTONS); 224cb7cf3daSStefan Achatz } 225cb7cf3daSStefan Achatz 226a7492451SGreg Kroah-Hartman #define PROFILE_ATTR(number) \ 227a7492451SGreg Kroah-Hartman static struct bin_attribute bin_attr_profile##number##_settings = { \ 228a7492451SGreg Kroah-Hartman .attr = { .name = "profile##number##_settings", .mode = 0440 }, \ 229a7492451SGreg Kroah-Hartman .size = PYRA_SIZE_PROFILE_SETTINGS, \ 230a7492451SGreg Kroah-Hartman .read = pyra_sysfs_read_profilex_settings, \ 231a7492451SGreg Kroah-Hartman .private = &profile_numbers[number-1], \ 232a7492451SGreg Kroah-Hartman }; \ 233a7492451SGreg Kroah-Hartman static struct bin_attribute bin_attr_profile##number##_buttons = { \ 234a7492451SGreg Kroah-Hartman .attr = { .name = "profile##number##_buttons", .mode = 0440 }, \ 235a7492451SGreg Kroah-Hartman .size = PYRA_SIZE_PROFILE_BUTTONS, \ 236a7492451SGreg Kroah-Hartman .read = pyra_sysfs_read_profilex_buttons, \ 237a7492451SGreg Kroah-Hartman .private = &profile_numbers[number-1], \ 238a7492451SGreg Kroah-Hartman }; 239a7492451SGreg Kroah-Hartman PROFILE_ATTR(1); 240a7492451SGreg Kroah-Hartman PROFILE_ATTR(2); 241a7492451SGreg Kroah-Hartman PROFILE_ATTR(3); 242a7492451SGreg Kroah-Hartman PROFILE_ATTR(4); 243a7492451SGreg Kroah-Hartman PROFILE_ATTR(5); 244a7492451SGreg Kroah-Hartman 245cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_write_settings(struct file *fp, 246cb7cf3daSStefan Achatz struct kobject *kobj, struct bin_attribute *attr, char *buf, 247cb7cf3daSStefan Achatz loff_t off, size_t count) 248cb7cf3daSStefan Achatz { 2495012aadaSStefan Achatz struct device *dev = 2505012aadaSStefan Achatz container_of(kobj, struct device, kobj)->parent->parent; 251cb7cf3daSStefan Achatz struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); 252cb7cf3daSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 253cb7cf3daSStefan Achatz int retval = 0; 254dc186b66SStefan Achatz struct pyra_roccat_report roccat_report; 255be34380eSStefan Achatz struct pyra_settings const *settings; 256cb7cf3daSStefan Achatz 257be34380eSStefan Achatz if (off != 0 || count != PYRA_SIZE_SETTINGS) 258cb7cf3daSStefan Achatz return -EINVAL; 259cb7cf3daSStefan Achatz 260cb7cf3daSStefan Achatz mutex_lock(&pyra->pyra_lock); 261be34380eSStefan Achatz 262be34380eSStefan Achatz settings = (struct pyra_settings const *)buf; 263be34380eSStefan Achatz 264be34380eSStefan Achatz retval = pyra_set_settings(usb_dev, settings); 265dc186b66SStefan Achatz if (retval) { 266dc186b66SStefan Achatz mutex_unlock(&pyra->pyra_lock); 267dc186b66SStefan Achatz return retval; 268dc186b66SStefan Achatz } 269dc186b66SStefan Achatz 270be34380eSStefan Achatz profile_activated(pyra, settings->startup_profile); 271cb7cf3daSStefan Achatz 272dc186b66SStefan Achatz roccat_report.type = PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2; 273be34380eSStefan Achatz roccat_report.value = settings->startup_profile + 1; 274dc186b66SStefan Achatz roccat_report.key = 0; 275dc186b66SStefan Achatz roccat_report_event(pyra->chrdev_minor, 276dc186b66SStefan Achatz (uint8_t const *)&roccat_report); 277be34380eSStefan Achatz 278dc186b66SStefan Achatz mutex_unlock(&pyra->pyra_lock); 279be34380eSStefan Achatz return PYRA_SIZE_SETTINGS; 280cb7cf3daSStefan Achatz } 281cb7cf3daSStefan Achatz 282a7492451SGreg Kroah-Hartman PYRA_SYSFS_R(settings, SETTINGS); 283a7492451SGreg Kroah-Hartman static struct bin_attribute bin_attr_settings = 284a7492451SGreg Kroah-Hartman __BIN_ATTR(settings, (S_IWUSR | S_IRUGO), 285a7492451SGreg Kroah-Hartman pyra_sysfs_read_settings, pyra_sysfs_write_settings, 286a7492451SGreg Kroah-Hartman PYRA_SIZE_SETTINGS); 287cb7cf3daSStefan Achatz 288cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_show_actual_cpi(struct device *dev, 289cb7cf3daSStefan Achatz struct device_attribute *attr, char *buf) 290cb7cf3daSStefan Achatz { 2915012aadaSStefan Achatz struct pyra_device *pyra = 2925012aadaSStefan Achatz hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); 293cb7cf3daSStefan Achatz return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_cpi); 294cb7cf3daSStefan Achatz } 29546a58c44SGreg Kroah-Hartman static DEVICE_ATTR(actual_cpi, 0440, pyra_sysfs_show_actual_cpi, NULL); 296cb7cf3daSStefan Achatz 297cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_show_actual_profile(struct device *dev, 298cb7cf3daSStefan Achatz struct device_attribute *attr, char *buf) 299cb7cf3daSStefan Achatz { 3005012aadaSStefan Achatz struct pyra_device *pyra = 3015012aadaSStefan Achatz hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); 302be34380eSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 303be34380eSStefan Achatz struct pyra_settings settings; 304be34380eSStefan Achatz 305be34380eSStefan Achatz mutex_lock(&pyra->pyra_lock); 306be34380eSStefan Achatz roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS, 307be34380eSStefan Achatz &settings, PYRA_SIZE_SETTINGS); 308be34380eSStefan Achatz mutex_unlock(&pyra->pyra_lock); 309be34380eSStefan Achatz 310be34380eSStefan Achatz return snprintf(buf, PAGE_SIZE, "%d\n", settings.startup_profile); 311cb7cf3daSStefan Achatz } 31246a58c44SGreg Kroah-Hartman static DEVICE_ATTR(actual_profile, 0440, pyra_sysfs_show_actual_profile, NULL); 31346a58c44SGreg Kroah-Hartman static DEVICE_ATTR(startup_profile, 0440, pyra_sysfs_show_actual_profile, NULL); 314cb7cf3daSStefan Achatz 315cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_show_firmware_version(struct device *dev, 316cb7cf3daSStefan Achatz struct device_attribute *attr, char *buf) 317cb7cf3daSStefan Achatz { 318be34380eSStefan Achatz struct pyra_device *pyra; 319be34380eSStefan Achatz struct usb_device *usb_dev; 320be34380eSStefan Achatz struct pyra_info info; 321cb7cf3daSStefan Achatz 322be34380eSStefan Achatz dev = dev->parent->parent; 323be34380eSStefan Achatz pyra = hid_get_drvdata(dev_get_drvdata(dev)); 324be34380eSStefan Achatz usb_dev = interface_to_usbdev(to_usb_interface(dev)); 325be34380eSStefan Achatz 326be34380eSStefan Achatz mutex_lock(&pyra->pyra_lock); 327be34380eSStefan Achatz roccat_common2_receive(usb_dev, PYRA_COMMAND_INFO, 328be34380eSStefan Achatz &info, PYRA_SIZE_INFO); 329be34380eSStefan Achatz mutex_unlock(&pyra->pyra_lock); 330be34380eSStefan Achatz 331be34380eSStefan Achatz return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); 332cb7cf3daSStefan Achatz } 33346a58c44SGreg Kroah-Hartman static DEVICE_ATTR(firmware_version, 0440, pyra_sysfs_show_firmware_version, 33446a58c44SGreg Kroah-Hartman NULL); 335cb7cf3daSStefan Achatz 33646a58c44SGreg Kroah-Hartman static struct attribute *pyra_attrs[] = { 33746a58c44SGreg Kroah-Hartman &dev_attr_actual_cpi.attr, 33846a58c44SGreg Kroah-Hartman &dev_attr_actual_profile.attr, 33946a58c44SGreg Kroah-Hartman &dev_attr_firmware_version.attr, 34046a58c44SGreg Kroah-Hartman &dev_attr_startup_profile.attr, 34146a58c44SGreg Kroah-Hartman NULL, 342cb7cf3daSStefan Achatz }; 343cb7cf3daSStefan Achatz 344a7492451SGreg Kroah-Hartman static struct bin_attribute *pyra_bin_attributes[] = { 345a7492451SGreg Kroah-Hartman &bin_attr_control, 346a7492451SGreg Kroah-Hartman &bin_attr_info, 347a7492451SGreg Kroah-Hartman &bin_attr_profile_settings, 348a7492451SGreg Kroah-Hartman &bin_attr_profile_buttons, 349a7492451SGreg Kroah-Hartman &bin_attr_settings, 350a7492451SGreg Kroah-Hartman &bin_attr_profile1_settings, 351a7492451SGreg Kroah-Hartman &bin_attr_profile2_settings, 352a7492451SGreg Kroah-Hartman &bin_attr_profile3_settings, 353a7492451SGreg Kroah-Hartman &bin_attr_profile4_settings, 354a7492451SGreg Kroah-Hartman &bin_attr_profile5_settings, 355a7492451SGreg Kroah-Hartman &bin_attr_profile1_buttons, 356a7492451SGreg Kroah-Hartman &bin_attr_profile2_buttons, 357a7492451SGreg Kroah-Hartman &bin_attr_profile3_buttons, 358a7492451SGreg Kroah-Hartman &bin_attr_profile4_buttons, 359a7492451SGreg Kroah-Hartman &bin_attr_profile5_buttons, 360a7492451SGreg Kroah-Hartman NULL, 361a7492451SGreg Kroah-Hartman }; 362a7492451SGreg Kroah-Hartman 363a7492451SGreg Kroah-Hartman static const struct attribute_group pyra_group = { 364a7492451SGreg Kroah-Hartman .attrs = pyra_attrs, 365a7492451SGreg Kroah-Hartman .bin_attrs = pyra_bin_attributes, 366a7492451SGreg Kroah-Hartman }; 367a7492451SGreg Kroah-Hartman 368a7492451SGreg Kroah-Hartman static const struct attribute_group *pyra_groups[] = { 369a7492451SGreg Kroah-Hartman &pyra_group, 370a7492451SGreg Kroah-Hartman NULL, 371cb7cf3daSStefan Achatz }; 372cb7cf3daSStefan Achatz 373cb7cf3daSStefan Achatz static int pyra_init_pyra_device_struct(struct usb_device *usb_dev, 374cb7cf3daSStefan Achatz struct pyra_device *pyra) 375cb7cf3daSStefan Achatz { 376be34380eSStefan Achatz struct pyra_settings settings; 377cb7cf3daSStefan Achatz int retval, i; 378cb7cf3daSStefan Achatz 379cb7cf3daSStefan Achatz mutex_init(&pyra->pyra_lock); 380cb7cf3daSStefan Achatz 381be34380eSStefan Achatz retval = pyra_get_settings(usb_dev, &settings); 382cb7cf3daSStefan Achatz if (retval) 383cb7cf3daSStefan Achatz return retval; 384cb7cf3daSStefan Achatz 385cb7cf3daSStefan Achatz for (i = 0; i < 5; ++i) { 386cb7cf3daSStefan Achatz retval = pyra_get_profile_settings(usb_dev, 387cb7cf3daSStefan Achatz &pyra->profile_settings[i], i); 388cb7cf3daSStefan Achatz if (retval) 389cb7cf3daSStefan Achatz return retval; 390cb7cf3daSStefan Achatz } 391cb7cf3daSStefan Achatz 392be34380eSStefan Achatz profile_activated(pyra, settings.startup_profile); 393cb7cf3daSStefan Achatz 394cb7cf3daSStefan Achatz return 0; 395cb7cf3daSStefan Achatz } 396cb7cf3daSStefan Achatz 397cb7cf3daSStefan Achatz static int pyra_init_specials(struct hid_device *hdev) 398cb7cf3daSStefan Achatz { 399cb7cf3daSStefan Achatz struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 400cb7cf3daSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(intf); 401cb7cf3daSStefan Achatz struct pyra_device *pyra; 402cb7cf3daSStefan Achatz int retval; 403cb7cf3daSStefan Achatz 404cb7cf3daSStefan Achatz if (intf->cur_altsetting->desc.bInterfaceProtocol 405cb7cf3daSStefan Achatz == USB_INTERFACE_PROTOCOL_MOUSE) { 406cb7cf3daSStefan Achatz 407cb7cf3daSStefan Achatz pyra = kzalloc(sizeof(*pyra), GFP_KERNEL); 408cb7cf3daSStefan Achatz if (!pyra) { 4094291ee30SJoe Perches hid_err(hdev, "can't alloc device descriptor\n"); 410cb7cf3daSStefan Achatz return -ENOMEM; 411cb7cf3daSStefan Achatz } 412cb7cf3daSStefan Achatz hid_set_drvdata(hdev, pyra); 413cb7cf3daSStefan Achatz 414cb7cf3daSStefan Achatz retval = pyra_init_pyra_device_struct(usb_dev, pyra); 415cb7cf3daSStefan Achatz if (retval) { 4164291ee30SJoe Perches hid_err(hdev, "couldn't init struct pyra_device\n"); 417cb7cf3daSStefan Achatz goto exit_free; 418cb7cf3daSStefan Achatz } 419cb7cf3daSStefan Achatz 4208211e460SStefan Achatz retval = roccat_connect(pyra_class, hdev, 4218211e460SStefan Achatz sizeof(struct pyra_roccat_report)); 422cb7cf3daSStefan Achatz if (retval < 0) { 4234291ee30SJoe Perches hid_err(hdev, "couldn't init char dev\n"); 424cb7cf3daSStefan Achatz } else { 425cb7cf3daSStefan Achatz pyra->chrdev_minor = retval; 426cb7cf3daSStefan Achatz pyra->roccat_claimed = 1; 427cb7cf3daSStefan Achatz } 428cb7cf3daSStefan Achatz } else { 429cb7cf3daSStefan Achatz hid_set_drvdata(hdev, NULL); 430cb7cf3daSStefan Achatz } 431cb7cf3daSStefan Achatz 432cb7cf3daSStefan Achatz return 0; 433cb7cf3daSStefan Achatz exit_free: 434cb7cf3daSStefan Achatz kfree(pyra); 435cb7cf3daSStefan Achatz return retval; 436cb7cf3daSStefan Achatz } 437cb7cf3daSStefan Achatz 438cb7cf3daSStefan Achatz static void pyra_remove_specials(struct hid_device *hdev) 439cb7cf3daSStefan Achatz { 440cb7cf3daSStefan Achatz struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 441cb7cf3daSStefan Achatz struct pyra_device *pyra; 442cb7cf3daSStefan Achatz 443cb7cf3daSStefan Achatz if (intf->cur_altsetting->desc.bInterfaceProtocol 444cb7cf3daSStefan Achatz == USB_INTERFACE_PROTOCOL_MOUSE) { 445cb7cf3daSStefan Achatz pyra = hid_get_drvdata(hdev); 446cb7cf3daSStefan Achatz if (pyra->roccat_claimed) 447cb7cf3daSStefan Achatz roccat_disconnect(pyra->chrdev_minor); 448cb7cf3daSStefan Achatz kfree(hid_get_drvdata(hdev)); 449cb7cf3daSStefan Achatz } 450cb7cf3daSStefan Achatz } 451cb7cf3daSStefan Achatz 452cb7cf3daSStefan Achatz static int pyra_probe(struct hid_device *hdev, const struct hid_device_id *id) 453cb7cf3daSStefan Achatz { 454cb7cf3daSStefan Achatz int retval; 455cb7cf3daSStefan Achatz 456cb7cf3daSStefan Achatz retval = hid_parse(hdev); 457cb7cf3daSStefan Achatz if (retval) { 4584291ee30SJoe Perches hid_err(hdev, "parse failed\n"); 459cb7cf3daSStefan Achatz goto exit; 460cb7cf3daSStefan Achatz } 461cb7cf3daSStefan Achatz 462cb7cf3daSStefan Achatz retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 463cb7cf3daSStefan Achatz if (retval) { 4644291ee30SJoe Perches hid_err(hdev, "hw start failed\n"); 465cb7cf3daSStefan Achatz goto exit; 466cb7cf3daSStefan Achatz } 467cb7cf3daSStefan Achatz 468cb7cf3daSStefan Achatz retval = pyra_init_specials(hdev); 469cb7cf3daSStefan Achatz if (retval) { 4704291ee30SJoe Perches hid_err(hdev, "couldn't install mouse\n"); 471cb7cf3daSStefan Achatz goto exit_stop; 472cb7cf3daSStefan Achatz } 473cb7cf3daSStefan Achatz return 0; 474cb7cf3daSStefan Achatz 475cb7cf3daSStefan Achatz exit_stop: 476cb7cf3daSStefan Achatz hid_hw_stop(hdev); 477cb7cf3daSStefan Achatz exit: 478cb7cf3daSStefan Achatz return retval; 479cb7cf3daSStefan Achatz } 480cb7cf3daSStefan Achatz 481cb7cf3daSStefan Achatz static void pyra_remove(struct hid_device *hdev) 482cb7cf3daSStefan Achatz { 483cb7cf3daSStefan Achatz pyra_remove_specials(hdev); 484cb7cf3daSStefan Achatz hid_hw_stop(hdev); 485cb7cf3daSStefan Achatz } 486cb7cf3daSStefan Achatz 487cb7cf3daSStefan Achatz static void pyra_keep_values_up_to_date(struct pyra_device *pyra, 488cb7cf3daSStefan Achatz u8 const *data) 489cb7cf3daSStefan Achatz { 490cb7cf3daSStefan Achatz struct pyra_mouse_event_button const *button_event; 491cb7cf3daSStefan Achatz 492cb7cf3daSStefan Achatz switch (data[0]) { 493cb7cf3daSStefan Achatz case PYRA_MOUSE_REPORT_NUMBER_BUTTON: 494cb7cf3daSStefan Achatz button_event = (struct pyra_mouse_event_button const *)data; 495cb7cf3daSStefan Achatz switch (button_event->type) { 496cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: 497cb7cf3daSStefan Achatz profile_activated(pyra, button_event->data1 - 1); 498cb7cf3daSStefan Achatz break; 499cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: 500cb7cf3daSStefan Achatz pyra->actual_cpi = button_event->data1; 501cb7cf3daSStefan Achatz break; 502cb7cf3daSStefan Achatz } 503cb7cf3daSStefan Achatz break; 504cb7cf3daSStefan Achatz } 505cb7cf3daSStefan Achatz } 506cb7cf3daSStefan Achatz 507cb7cf3daSStefan Achatz static void pyra_report_to_chrdev(struct pyra_device const *pyra, 508cb7cf3daSStefan Achatz u8 const *data) 509cb7cf3daSStefan Achatz { 510cb7cf3daSStefan Achatz struct pyra_roccat_report roccat_report; 511cb7cf3daSStefan Achatz struct pyra_mouse_event_button const *button_event; 512cb7cf3daSStefan Achatz 513cb7cf3daSStefan Achatz if (data[0] != PYRA_MOUSE_REPORT_NUMBER_BUTTON) 514cb7cf3daSStefan Achatz return; 515cb7cf3daSStefan Achatz 516cb7cf3daSStefan Achatz button_event = (struct pyra_mouse_event_button const *)data; 517cb7cf3daSStefan Achatz 518cb7cf3daSStefan Achatz switch (button_event->type) { 519cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: 520cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: 521cb7cf3daSStefan Achatz roccat_report.type = button_event->type; 522cb7cf3daSStefan Achatz roccat_report.value = button_event->data1; 523cb7cf3daSStefan Achatz roccat_report.key = 0; 524cb7cf3daSStefan Achatz roccat_report_event(pyra->chrdev_minor, 5258211e460SStefan Achatz (uint8_t const *)&roccat_report); 526cb7cf3daSStefan Achatz break; 527cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_MACRO: 528cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_SHORTCUT: 529cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_QUICKLAUNCH: 530cb7cf3daSStefan Achatz if (button_event->data2 == PYRA_MOUSE_EVENT_BUTTON_PRESS) { 531cb7cf3daSStefan Achatz roccat_report.type = button_event->type; 532cb7cf3daSStefan Achatz roccat_report.key = button_event->data1; 533d2b570a5SStefan Achatz /* 534d2b570a5SStefan Achatz * pyra reports profile numbers with range 1-5. 535d2b570a5SStefan Achatz * Keeping this behaviour. 536d2b570a5SStefan Achatz */ 537d2b570a5SStefan Achatz roccat_report.value = pyra->actual_profile + 1; 538cb7cf3daSStefan Achatz roccat_report_event(pyra->chrdev_minor, 5398211e460SStefan Achatz (uint8_t const *)&roccat_report); 540cb7cf3daSStefan Achatz } 541cb7cf3daSStefan Achatz break; 542cb7cf3daSStefan Achatz } 543cb7cf3daSStefan Achatz } 544cb7cf3daSStefan Achatz 545cb7cf3daSStefan Achatz static int pyra_raw_event(struct hid_device *hdev, struct hid_report *report, 546cb7cf3daSStefan Achatz u8 *data, int size) 547cb7cf3daSStefan Achatz { 548cb7cf3daSStefan Achatz struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 549cb7cf3daSStefan Achatz struct pyra_device *pyra = hid_get_drvdata(hdev); 550cb7cf3daSStefan Achatz 551cb7cf3daSStefan Achatz if (intf->cur_altsetting->desc.bInterfaceProtocol 552cb7cf3daSStefan Achatz != USB_INTERFACE_PROTOCOL_MOUSE) 553cb7cf3daSStefan Achatz return 0; 554cb7cf3daSStefan Achatz 555901e64dbSStefan Achatz if (pyra == NULL) 556901e64dbSStefan Achatz return 0; 557901e64dbSStefan Achatz 558cb7cf3daSStefan Achatz pyra_keep_values_up_to_date(pyra, data); 559cb7cf3daSStefan Achatz 560cb7cf3daSStefan Achatz if (pyra->roccat_claimed) 561cb7cf3daSStefan Achatz pyra_report_to_chrdev(pyra, data); 562cb7cf3daSStefan Achatz 563cb7cf3daSStefan Achatz return 0; 564cb7cf3daSStefan Achatz } 565cb7cf3daSStefan Achatz 566cb7cf3daSStefan Achatz static const struct hid_device_id pyra_devices[] = { 567cb7cf3daSStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, 568cb7cf3daSStefan Achatz USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, 5693fce2246SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, 5703fce2246SStefan Achatz USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) }, 571cb7cf3daSStefan Achatz { } 572cb7cf3daSStefan Achatz }; 573cb7cf3daSStefan Achatz 574cb7cf3daSStefan Achatz MODULE_DEVICE_TABLE(hid, pyra_devices); 575cb7cf3daSStefan Achatz 576cb7cf3daSStefan Achatz static struct hid_driver pyra_driver = { 577cb7cf3daSStefan Achatz .name = "pyra", 578cb7cf3daSStefan Achatz .id_table = pyra_devices, 579cb7cf3daSStefan Achatz .probe = pyra_probe, 580cb7cf3daSStefan Achatz .remove = pyra_remove, 581cb7cf3daSStefan Achatz .raw_event = pyra_raw_event 582cb7cf3daSStefan Achatz }; 583cb7cf3daSStefan Achatz 584cb7cf3daSStefan Achatz static int __init pyra_init(void) 585cb7cf3daSStefan Achatz { 5865012aadaSStefan Achatz int retval; 5875012aadaSStefan Achatz 5885012aadaSStefan Achatz /* class name has to be same as driver name */ 5895012aadaSStefan Achatz pyra_class = class_create(THIS_MODULE, "pyra"); 5905012aadaSStefan Achatz if (IS_ERR(pyra_class)) 5915012aadaSStefan Achatz return PTR_ERR(pyra_class); 59246a58c44SGreg Kroah-Hartman pyra_class->dev_groups = pyra_groups; 5935012aadaSStefan Achatz 5945012aadaSStefan Achatz retval = hid_register_driver(&pyra_driver); 5955012aadaSStefan Achatz if (retval) 5965012aadaSStefan Achatz class_destroy(pyra_class); 5975012aadaSStefan Achatz return retval; 598cb7cf3daSStefan Achatz } 599cb7cf3daSStefan Achatz 600cb7cf3daSStefan Achatz static void __exit pyra_exit(void) 601cb7cf3daSStefan Achatz { 602cb7cf3daSStefan Achatz hid_unregister_driver(&pyra_driver); 60374b643daSStefan Achatz class_destroy(pyra_class); 604cb7cf3daSStefan Achatz } 605cb7cf3daSStefan Achatz 606cb7cf3daSStefan Achatz module_init(pyra_init); 607cb7cf3daSStefan Achatz module_exit(pyra_exit); 608cb7cf3daSStefan Achatz 609cb7cf3daSStefan Achatz MODULE_AUTHOR("Stefan Achatz"); 610cb7cf3daSStefan Achatz MODULE_DESCRIPTION("USB Roccat Pyra driver"); 611cb7cf3daSStefan Achatz MODULE_LICENSE("GPL v2"); 612