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) \ 159be34380eSStefan Achatz { \ 160be34380eSStefan Achatz .attr = { .name = #thingy, .mode = 0660 }, \ 161be34380eSStefan Achatz .size = PYRA_SIZE_ ## THINGY, \ 162be34380eSStefan Achatz .read = pyra_sysfs_read_ ## thingy, \ 163be34380eSStefan Achatz .write = pyra_sysfs_write_ ## thingy \ 164be34380eSStefan Achatz } 165be34380eSStefan Achatz 166be34380eSStefan Achatz #define PYRA_BIN_ATTRIBUTE_R(thingy, THINGY) \ 167be34380eSStefan Achatz { \ 168be34380eSStefan Achatz .attr = { .name = #thingy, .mode = 0440 }, \ 169be34380eSStefan Achatz .size = PYRA_SIZE_ ## THINGY, \ 170be34380eSStefan Achatz .read = pyra_sysfs_read_ ## thingy, \ 171be34380eSStefan Achatz } 172be34380eSStefan Achatz 173be34380eSStefan Achatz #define PYRA_BIN_ATTRIBUTE_W(thingy, THINGY) \ 174be34380eSStefan Achatz { \ 175be34380eSStefan Achatz .attr = { .name = #thingy, .mode = 0220 }, \ 176be34380eSStefan Achatz .size = PYRA_SIZE_ ## THINGY, \ 177be34380eSStefan Achatz .write = pyra_sysfs_write_ ## thingy \ 178be34380eSStefan Achatz } 179be34380eSStefan Achatz 180ecbfe7aaSStefan Achatz PYRA_SYSFS_W(control, CONTROL) 181be34380eSStefan Achatz PYRA_SYSFS_RW(info, INFO) 182ecbfe7aaSStefan Achatz PYRA_SYSFS_RW(profile_settings, PROFILE_SETTINGS) 183ecbfe7aaSStefan Achatz PYRA_SYSFS_RW(profile_buttons, PROFILE_BUTTONS) 184be34380eSStefan Achatz PYRA_SYSFS_R(settings, SETTINGS) 185be34380eSStefan Achatz 186cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_read_profilex_settings(struct file *fp, 187cb7cf3daSStefan Achatz struct kobject *kobj, struct bin_attribute *attr, char *buf, 18814a057f8SStefan Achatz loff_t off, size_t count) 189cb7cf3daSStefan Achatz { 1905012aadaSStefan Achatz struct device *dev = 1915012aadaSStefan Achatz container_of(kobj, struct device, kobj)->parent->parent; 192be34380eSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 193be34380eSStefan Achatz ssize_t retval; 194cb7cf3daSStefan Achatz 195be34380eSStefan Achatz retval = pyra_send_control(usb_dev, *(uint *)(attr->private), 196be34380eSStefan Achatz PYRA_CONTROL_REQUEST_PROFILE_SETTINGS); 197be34380eSStefan Achatz if (retval) 198be34380eSStefan Achatz return retval; 199cb7cf3daSStefan Achatz 200be34380eSStefan Achatz return pyra_sysfs_read(fp, kobj, buf, off, count, 201be34380eSStefan Achatz PYRA_SIZE_PROFILE_SETTINGS, 202be34380eSStefan Achatz PYRA_COMMAND_PROFILE_SETTINGS); 203cb7cf3daSStefan Achatz } 204cb7cf3daSStefan Achatz 205cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp, 206cb7cf3daSStefan Achatz struct kobject *kobj, struct bin_attribute *attr, char *buf, 20714a057f8SStefan Achatz loff_t off, size_t count) 208cb7cf3daSStefan Achatz { 2095012aadaSStefan Achatz struct device *dev = 2105012aadaSStefan Achatz container_of(kobj, struct device, kobj)->parent->parent; 211cb7cf3daSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 212be34380eSStefan Achatz ssize_t retval; 213cb7cf3daSStefan Achatz 214be34380eSStefan Achatz retval = pyra_send_control(usb_dev, *(uint *)(attr->private), 215be34380eSStefan Achatz PYRA_CONTROL_REQUEST_PROFILE_BUTTONS); 216cb7cf3daSStefan Achatz if (retval) 217cb7cf3daSStefan Achatz return retval; 218cb7cf3daSStefan Achatz 219be34380eSStefan Achatz return pyra_sysfs_read(fp, kobj, buf, off, count, 220be34380eSStefan Achatz PYRA_SIZE_PROFILE_BUTTONS, 221be34380eSStefan Achatz PYRA_COMMAND_PROFILE_BUTTONS); 222cb7cf3daSStefan Achatz } 223cb7cf3daSStefan Achatz 224cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_write_settings(struct file *fp, 225cb7cf3daSStefan Achatz struct kobject *kobj, struct bin_attribute *attr, char *buf, 226cb7cf3daSStefan Achatz loff_t off, size_t count) 227cb7cf3daSStefan Achatz { 2285012aadaSStefan Achatz struct device *dev = 2295012aadaSStefan Achatz container_of(kobj, struct device, kobj)->parent->parent; 230cb7cf3daSStefan Achatz struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev)); 231cb7cf3daSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 232cb7cf3daSStefan Achatz int retval = 0; 233dc186b66SStefan Achatz struct pyra_roccat_report roccat_report; 234be34380eSStefan Achatz struct pyra_settings const *settings; 235cb7cf3daSStefan Achatz 236be34380eSStefan Achatz if (off != 0 || count != PYRA_SIZE_SETTINGS) 237cb7cf3daSStefan Achatz return -EINVAL; 238cb7cf3daSStefan Achatz 239cb7cf3daSStefan Achatz mutex_lock(&pyra->pyra_lock); 240be34380eSStefan Achatz 241be34380eSStefan Achatz settings = (struct pyra_settings const *)buf; 242be34380eSStefan Achatz 243be34380eSStefan Achatz retval = pyra_set_settings(usb_dev, settings); 244dc186b66SStefan Achatz if (retval) { 245dc186b66SStefan Achatz mutex_unlock(&pyra->pyra_lock); 246dc186b66SStefan Achatz return retval; 247dc186b66SStefan Achatz } 248dc186b66SStefan Achatz 249be34380eSStefan Achatz profile_activated(pyra, settings->startup_profile); 250cb7cf3daSStefan Achatz 251dc186b66SStefan Achatz roccat_report.type = PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2; 252be34380eSStefan Achatz roccat_report.value = settings->startup_profile + 1; 253dc186b66SStefan Achatz roccat_report.key = 0; 254dc186b66SStefan Achatz roccat_report_event(pyra->chrdev_minor, 255dc186b66SStefan Achatz (uint8_t const *)&roccat_report); 256be34380eSStefan Achatz 257dc186b66SStefan Achatz mutex_unlock(&pyra->pyra_lock); 258be34380eSStefan Achatz return PYRA_SIZE_SETTINGS; 259cb7cf3daSStefan Achatz } 260cb7cf3daSStefan Achatz 261cb7cf3daSStefan Achatz 262cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_show_actual_cpi(struct device *dev, 263cb7cf3daSStefan Achatz struct device_attribute *attr, char *buf) 264cb7cf3daSStefan Achatz { 2655012aadaSStefan Achatz struct pyra_device *pyra = 2665012aadaSStefan Achatz hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); 267cb7cf3daSStefan Achatz return snprintf(buf, PAGE_SIZE, "%d\n", pyra->actual_cpi); 268cb7cf3daSStefan Achatz } 269cb7cf3daSStefan Achatz 270cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_show_actual_profile(struct device *dev, 271cb7cf3daSStefan Achatz struct device_attribute *attr, char *buf) 272cb7cf3daSStefan Achatz { 2735012aadaSStefan Achatz struct pyra_device *pyra = 2745012aadaSStefan Achatz hid_get_drvdata(dev_get_drvdata(dev->parent->parent)); 275be34380eSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); 276be34380eSStefan Achatz struct pyra_settings settings; 277be34380eSStefan Achatz 278be34380eSStefan Achatz mutex_lock(&pyra->pyra_lock); 279be34380eSStefan Achatz roccat_common2_receive(usb_dev, PYRA_COMMAND_SETTINGS, 280be34380eSStefan Achatz &settings, PYRA_SIZE_SETTINGS); 281be34380eSStefan Achatz mutex_unlock(&pyra->pyra_lock); 282be34380eSStefan Achatz 283be34380eSStefan Achatz return snprintf(buf, PAGE_SIZE, "%d\n", settings.startup_profile); 284cb7cf3daSStefan Achatz } 285cb7cf3daSStefan Achatz 286cb7cf3daSStefan Achatz static ssize_t pyra_sysfs_show_firmware_version(struct device *dev, 287cb7cf3daSStefan Achatz struct device_attribute *attr, char *buf) 288cb7cf3daSStefan Achatz { 289be34380eSStefan Achatz struct pyra_device *pyra; 290be34380eSStefan Achatz struct usb_device *usb_dev; 291be34380eSStefan Achatz struct pyra_info info; 292cb7cf3daSStefan Achatz 293be34380eSStefan Achatz dev = dev->parent->parent; 294be34380eSStefan Achatz pyra = hid_get_drvdata(dev_get_drvdata(dev)); 295be34380eSStefan Achatz usb_dev = interface_to_usbdev(to_usb_interface(dev)); 296be34380eSStefan Achatz 297be34380eSStefan Achatz mutex_lock(&pyra->pyra_lock); 298be34380eSStefan Achatz roccat_common2_receive(usb_dev, PYRA_COMMAND_INFO, 299be34380eSStefan Achatz &info, PYRA_SIZE_INFO); 300be34380eSStefan Achatz mutex_unlock(&pyra->pyra_lock); 301be34380eSStefan Achatz 302be34380eSStefan Achatz return snprintf(buf, PAGE_SIZE, "%d\n", info.firmware_version); 303cb7cf3daSStefan Achatz } 304cb7cf3daSStefan Achatz 3055012aadaSStefan Achatz static struct device_attribute pyra_attributes[] = { 3065012aadaSStefan Achatz __ATTR(actual_cpi, 0440, pyra_sysfs_show_actual_cpi, NULL), 3075012aadaSStefan Achatz __ATTR(actual_profile, 0440, pyra_sysfs_show_actual_profile, NULL), 3085012aadaSStefan Achatz __ATTR(firmware_version, 0440, 3095012aadaSStefan Achatz pyra_sysfs_show_firmware_version, NULL), 3105012aadaSStefan Achatz __ATTR(startup_profile, 0440, 311be34380eSStefan Achatz pyra_sysfs_show_actual_profile, NULL), 3125012aadaSStefan Achatz __ATTR_NULL 313cb7cf3daSStefan Achatz }; 314cb7cf3daSStefan Achatz 3155012aadaSStefan Achatz static struct bin_attribute pyra_bin_attributes[] = { 316ecbfe7aaSStefan Achatz PYRA_BIN_ATTRIBUTE_W(control, CONTROL), 317be34380eSStefan Achatz PYRA_BIN_ATTRIBUTE_RW(info, INFO), 318ecbfe7aaSStefan Achatz PYRA_BIN_ATTRIBUTE_RW(profile_settings, PROFILE_SETTINGS), 319ecbfe7aaSStefan Achatz PYRA_BIN_ATTRIBUTE_RW(profile_buttons, PROFILE_BUTTONS), 320be34380eSStefan Achatz PYRA_BIN_ATTRIBUTE_RW(settings, SETTINGS), 3215012aadaSStefan Achatz { 322cb7cf3daSStefan Achatz .attr = { .name = "profile1_settings", .mode = 0440 }, 323be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_SETTINGS, 32414a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_settings, 32514a057f8SStefan Achatz .private = &profile_numbers[0] 3265012aadaSStefan Achatz }, 3275012aadaSStefan Achatz { 328cb7cf3daSStefan Achatz .attr = { .name = "profile2_settings", .mode = 0440 }, 329be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_SETTINGS, 33014a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_settings, 33114a057f8SStefan Achatz .private = &profile_numbers[1] 3325012aadaSStefan Achatz }, 3335012aadaSStefan Achatz { 334cb7cf3daSStefan Achatz .attr = { .name = "profile3_settings", .mode = 0440 }, 335be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_SETTINGS, 33614a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_settings, 33714a057f8SStefan Achatz .private = &profile_numbers[2] 3385012aadaSStefan Achatz }, 3395012aadaSStefan Achatz { 340cb7cf3daSStefan Achatz .attr = { .name = "profile4_settings", .mode = 0440 }, 341be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_SETTINGS, 34214a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_settings, 34314a057f8SStefan Achatz .private = &profile_numbers[3] 3445012aadaSStefan Achatz }, 3455012aadaSStefan Achatz { 346cb7cf3daSStefan Achatz .attr = { .name = "profile5_settings", .mode = 0440 }, 347be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_SETTINGS, 34814a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_settings, 34914a057f8SStefan Achatz .private = &profile_numbers[4] 3505012aadaSStefan Achatz }, 3515012aadaSStefan Achatz { 352cb7cf3daSStefan Achatz .attr = { .name = "profile1_buttons", .mode = 0440 }, 353be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_BUTTONS, 35414a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_buttons, 35514a057f8SStefan Achatz .private = &profile_numbers[0] 3565012aadaSStefan Achatz }, 3575012aadaSStefan Achatz { 358cb7cf3daSStefan Achatz .attr = { .name = "profile2_buttons", .mode = 0440 }, 359be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_BUTTONS, 36014a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_buttons, 36114a057f8SStefan Achatz .private = &profile_numbers[1] 3625012aadaSStefan Achatz }, 3635012aadaSStefan Achatz { 364cb7cf3daSStefan Achatz .attr = { .name = "profile3_buttons", .mode = 0440 }, 365be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_BUTTONS, 36614a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_buttons, 36714a057f8SStefan Achatz .private = &profile_numbers[2] 3685012aadaSStefan Achatz }, 3695012aadaSStefan Achatz { 370cb7cf3daSStefan Achatz .attr = { .name = "profile4_buttons", .mode = 0440 }, 371be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_BUTTONS, 37214a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_buttons, 37314a057f8SStefan Achatz .private = &profile_numbers[3] 3745012aadaSStefan Achatz }, 3755012aadaSStefan Achatz { 376cb7cf3daSStefan Achatz .attr = { .name = "profile5_buttons", .mode = 0440 }, 377be34380eSStefan Achatz .size = PYRA_SIZE_PROFILE_BUTTONS, 37814a057f8SStefan Achatz .read = pyra_sysfs_read_profilex_buttons, 37914a057f8SStefan Achatz .private = &profile_numbers[4] 3805012aadaSStefan Achatz }, 3815012aadaSStefan Achatz __ATTR_NULL 382cb7cf3daSStefan Achatz }; 383cb7cf3daSStefan Achatz 384cb7cf3daSStefan Achatz static int pyra_init_pyra_device_struct(struct usb_device *usb_dev, 385cb7cf3daSStefan Achatz struct pyra_device *pyra) 386cb7cf3daSStefan Achatz { 387be34380eSStefan Achatz struct pyra_settings settings; 388cb7cf3daSStefan Achatz int retval, i; 389cb7cf3daSStefan Achatz 390cb7cf3daSStefan Achatz mutex_init(&pyra->pyra_lock); 391cb7cf3daSStefan Achatz 392be34380eSStefan Achatz retval = pyra_get_settings(usb_dev, &settings); 393cb7cf3daSStefan Achatz if (retval) 394cb7cf3daSStefan Achatz return retval; 395cb7cf3daSStefan Achatz 396cb7cf3daSStefan Achatz for (i = 0; i < 5; ++i) { 397cb7cf3daSStefan Achatz retval = pyra_get_profile_settings(usb_dev, 398cb7cf3daSStefan Achatz &pyra->profile_settings[i], i); 399cb7cf3daSStefan Achatz if (retval) 400cb7cf3daSStefan Achatz return retval; 401cb7cf3daSStefan Achatz } 402cb7cf3daSStefan Achatz 403be34380eSStefan Achatz profile_activated(pyra, settings.startup_profile); 404cb7cf3daSStefan Achatz 405cb7cf3daSStefan Achatz return 0; 406cb7cf3daSStefan Achatz } 407cb7cf3daSStefan Achatz 408cb7cf3daSStefan Achatz static int pyra_init_specials(struct hid_device *hdev) 409cb7cf3daSStefan Achatz { 410cb7cf3daSStefan Achatz struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 411cb7cf3daSStefan Achatz struct usb_device *usb_dev = interface_to_usbdev(intf); 412cb7cf3daSStefan Achatz struct pyra_device *pyra; 413cb7cf3daSStefan Achatz int retval; 414cb7cf3daSStefan Achatz 415cb7cf3daSStefan Achatz if (intf->cur_altsetting->desc.bInterfaceProtocol 416cb7cf3daSStefan Achatz == USB_INTERFACE_PROTOCOL_MOUSE) { 417cb7cf3daSStefan Achatz 418cb7cf3daSStefan Achatz pyra = kzalloc(sizeof(*pyra), GFP_KERNEL); 419cb7cf3daSStefan Achatz if (!pyra) { 4204291ee30SJoe Perches hid_err(hdev, "can't alloc device descriptor\n"); 421cb7cf3daSStefan Achatz return -ENOMEM; 422cb7cf3daSStefan Achatz } 423cb7cf3daSStefan Achatz hid_set_drvdata(hdev, pyra); 424cb7cf3daSStefan Achatz 425cb7cf3daSStefan Achatz retval = pyra_init_pyra_device_struct(usb_dev, pyra); 426cb7cf3daSStefan Achatz if (retval) { 4274291ee30SJoe Perches hid_err(hdev, "couldn't init struct pyra_device\n"); 428cb7cf3daSStefan Achatz goto exit_free; 429cb7cf3daSStefan Achatz } 430cb7cf3daSStefan Achatz 4318211e460SStefan Achatz retval = roccat_connect(pyra_class, hdev, 4328211e460SStefan Achatz sizeof(struct pyra_roccat_report)); 433cb7cf3daSStefan Achatz if (retval < 0) { 4344291ee30SJoe Perches hid_err(hdev, "couldn't init char dev\n"); 435cb7cf3daSStefan Achatz } else { 436cb7cf3daSStefan Achatz pyra->chrdev_minor = retval; 437cb7cf3daSStefan Achatz pyra->roccat_claimed = 1; 438cb7cf3daSStefan Achatz } 439cb7cf3daSStefan Achatz } else { 440cb7cf3daSStefan Achatz hid_set_drvdata(hdev, NULL); 441cb7cf3daSStefan Achatz } 442cb7cf3daSStefan Achatz 443cb7cf3daSStefan Achatz return 0; 444cb7cf3daSStefan Achatz exit_free: 445cb7cf3daSStefan Achatz kfree(pyra); 446cb7cf3daSStefan Achatz return retval; 447cb7cf3daSStefan Achatz } 448cb7cf3daSStefan Achatz 449cb7cf3daSStefan Achatz static void pyra_remove_specials(struct hid_device *hdev) 450cb7cf3daSStefan Achatz { 451cb7cf3daSStefan Achatz struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 452cb7cf3daSStefan Achatz struct pyra_device *pyra; 453cb7cf3daSStefan Achatz 454cb7cf3daSStefan Achatz if (intf->cur_altsetting->desc.bInterfaceProtocol 455cb7cf3daSStefan Achatz == USB_INTERFACE_PROTOCOL_MOUSE) { 456cb7cf3daSStefan Achatz pyra = hid_get_drvdata(hdev); 457cb7cf3daSStefan Achatz if (pyra->roccat_claimed) 458cb7cf3daSStefan Achatz roccat_disconnect(pyra->chrdev_minor); 459cb7cf3daSStefan Achatz kfree(hid_get_drvdata(hdev)); 460cb7cf3daSStefan Achatz } 461cb7cf3daSStefan Achatz } 462cb7cf3daSStefan Achatz 463cb7cf3daSStefan Achatz static int pyra_probe(struct hid_device *hdev, const struct hid_device_id *id) 464cb7cf3daSStefan Achatz { 465cb7cf3daSStefan Achatz int retval; 466cb7cf3daSStefan Achatz 467cb7cf3daSStefan Achatz retval = hid_parse(hdev); 468cb7cf3daSStefan Achatz if (retval) { 4694291ee30SJoe Perches hid_err(hdev, "parse failed\n"); 470cb7cf3daSStefan Achatz goto exit; 471cb7cf3daSStefan Achatz } 472cb7cf3daSStefan Achatz 473cb7cf3daSStefan Achatz retval = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 474cb7cf3daSStefan Achatz if (retval) { 4754291ee30SJoe Perches hid_err(hdev, "hw start failed\n"); 476cb7cf3daSStefan Achatz goto exit; 477cb7cf3daSStefan Achatz } 478cb7cf3daSStefan Achatz 479cb7cf3daSStefan Achatz retval = pyra_init_specials(hdev); 480cb7cf3daSStefan Achatz if (retval) { 4814291ee30SJoe Perches hid_err(hdev, "couldn't install mouse\n"); 482cb7cf3daSStefan Achatz goto exit_stop; 483cb7cf3daSStefan Achatz } 484cb7cf3daSStefan Achatz return 0; 485cb7cf3daSStefan Achatz 486cb7cf3daSStefan Achatz exit_stop: 487cb7cf3daSStefan Achatz hid_hw_stop(hdev); 488cb7cf3daSStefan Achatz exit: 489cb7cf3daSStefan Achatz return retval; 490cb7cf3daSStefan Achatz } 491cb7cf3daSStefan Achatz 492cb7cf3daSStefan Achatz static void pyra_remove(struct hid_device *hdev) 493cb7cf3daSStefan Achatz { 494cb7cf3daSStefan Achatz pyra_remove_specials(hdev); 495cb7cf3daSStefan Achatz hid_hw_stop(hdev); 496cb7cf3daSStefan Achatz } 497cb7cf3daSStefan Achatz 498cb7cf3daSStefan Achatz static void pyra_keep_values_up_to_date(struct pyra_device *pyra, 499cb7cf3daSStefan Achatz u8 const *data) 500cb7cf3daSStefan Achatz { 501cb7cf3daSStefan Achatz struct pyra_mouse_event_button const *button_event; 502cb7cf3daSStefan Achatz 503cb7cf3daSStefan Achatz switch (data[0]) { 504cb7cf3daSStefan Achatz case PYRA_MOUSE_REPORT_NUMBER_BUTTON: 505cb7cf3daSStefan Achatz button_event = (struct pyra_mouse_event_button const *)data; 506cb7cf3daSStefan Achatz switch (button_event->type) { 507cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: 508cb7cf3daSStefan Achatz profile_activated(pyra, button_event->data1 - 1); 509cb7cf3daSStefan Achatz break; 510cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: 511cb7cf3daSStefan Achatz pyra->actual_cpi = button_event->data1; 512cb7cf3daSStefan Achatz break; 513cb7cf3daSStefan Achatz } 514cb7cf3daSStefan Achatz break; 515cb7cf3daSStefan Achatz } 516cb7cf3daSStefan Achatz } 517cb7cf3daSStefan Achatz 518cb7cf3daSStefan Achatz static void pyra_report_to_chrdev(struct pyra_device const *pyra, 519cb7cf3daSStefan Achatz u8 const *data) 520cb7cf3daSStefan Achatz { 521cb7cf3daSStefan Achatz struct pyra_roccat_report roccat_report; 522cb7cf3daSStefan Achatz struct pyra_mouse_event_button const *button_event; 523cb7cf3daSStefan Achatz 524cb7cf3daSStefan Achatz if (data[0] != PYRA_MOUSE_REPORT_NUMBER_BUTTON) 525cb7cf3daSStefan Achatz return; 526cb7cf3daSStefan Achatz 527cb7cf3daSStefan Achatz button_event = (struct pyra_mouse_event_button const *)data; 528cb7cf3daSStefan Achatz 529cb7cf3daSStefan Achatz switch (button_event->type) { 530cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_PROFILE_2: 531cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_CPI: 532cb7cf3daSStefan Achatz roccat_report.type = button_event->type; 533cb7cf3daSStefan Achatz roccat_report.value = button_event->data1; 534cb7cf3daSStefan Achatz roccat_report.key = 0; 535cb7cf3daSStefan Achatz roccat_report_event(pyra->chrdev_minor, 5368211e460SStefan Achatz (uint8_t const *)&roccat_report); 537cb7cf3daSStefan Achatz break; 538cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_MACRO: 539cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_SHORTCUT: 540cb7cf3daSStefan Achatz case PYRA_MOUSE_EVENT_BUTTON_TYPE_QUICKLAUNCH: 541cb7cf3daSStefan Achatz if (button_event->data2 == PYRA_MOUSE_EVENT_BUTTON_PRESS) { 542cb7cf3daSStefan Achatz roccat_report.type = button_event->type; 543cb7cf3daSStefan Achatz roccat_report.key = button_event->data1; 544d2b570a5SStefan Achatz /* 545d2b570a5SStefan Achatz * pyra reports profile numbers with range 1-5. 546d2b570a5SStefan Achatz * Keeping this behaviour. 547d2b570a5SStefan Achatz */ 548d2b570a5SStefan Achatz roccat_report.value = pyra->actual_profile + 1; 549cb7cf3daSStefan Achatz roccat_report_event(pyra->chrdev_minor, 5508211e460SStefan Achatz (uint8_t const *)&roccat_report); 551cb7cf3daSStefan Achatz } 552cb7cf3daSStefan Achatz break; 553cb7cf3daSStefan Achatz } 554cb7cf3daSStefan Achatz } 555cb7cf3daSStefan Achatz 556cb7cf3daSStefan Achatz static int pyra_raw_event(struct hid_device *hdev, struct hid_report *report, 557cb7cf3daSStefan Achatz u8 *data, int size) 558cb7cf3daSStefan Achatz { 559cb7cf3daSStefan Achatz struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 560cb7cf3daSStefan Achatz struct pyra_device *pyra = hid_get_drvdata(hdev); 561cb7cf3daSStefan Achatz 562cb7cf3daSStefan Achatz if (intf->cur_altsetting->desc.bInterfaceProtocol 563cb7cf3daSStefan Achatz != USB_INTERFACE_PROTOCOL_MOUSE) 564cb7cf3daSStefan Achatz return 0; 565cb7cf3daSStefan Achatz 566901e64dbSStefan Achatz if (pyra == NULL) 567901e64dbSStefan Achatz return 0; 568901e64dbSStefan Achatz 569cb7cf3daSStefan Achatz pyra_keep_values_up_to_date(pyra, data); 570cb7cf3daSStefan Achatz 571cb7cf3daSStefan Achatz if (pyra->roccat_claimed) 572cb7cf3daSStefan Achatz pyra_report_to_chrdev(pyra, data); 573cb7cf3daSStefan Achatz 574cb7cf3daSStefan Achatz return 0; 575cb7cf3daSStefan Achatz } 576cb7cf3daSStefan Achatz 577cb7cf3daSStefan Achatz static const struct hid_device_id pyra_devices[] = { 578cb7cf3daSStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, 579cb7cf3daSStefan Achatz USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, 5803fce2246SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, 5813fce2246SStefan Achatz USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) }, 582cb7cf3daSStefan Achatz { } 583cb7cf3daSStefan Achatz }; 584cb7cf3daSStefan Achatz 585cb7cf3daSStefan Achatz MODULE_DEVICE_TABLE(hid, pyra_devices); 586cb7cf3daSStefan Achatz 587cb7cf3daSStefan Achatz static struct hid_driver pyra_driver = { 588cb7cf3daSStefan Achatz .name = "pyra", 589cb7cf3daSStefan Achatz .id_table = pyra_devices, 590cb7cf3daSStefan Achatz .probe = pyra_probe, 591cb7cf3daSStefan Achatz .remove = pyra_remove, 592cb7cf3daSStefan Achatz .raw_event = pyra_raw_event 593cb7cf3daSStefan Achatz }; 594cb7cf3daSStefan Achatz 595cb7cf3daSStefan Achatz static int __init pyra_init(void) 596cb7cf3daSStefan Achatz { 5975012aadaSStefan Achatz int retval; 5985012aadaSStefan Achatz 5995012aadaSStefan Achatz /* class name has to be same as driver name */ 6005012aadaSStefan Achatz pyra_class = class_create(THIS_MODULE, "pyra"); 6015012aadaSStefan Achatz if (IS_ERR(pyra_class)) 6025012aadaSStefan Achatz return PTR_ERR(pyra_class); 6035012aadaSStefan Achatz pyra_class->dev_attrs = pyra_attributes; 6045012aadaSStefan Achatz pyra_class->dev_bin_attrs = pyra_bin_attributes; 6055012aadaSStefan Achatz 6065012aadaSStefan Achatz retval = hid_register_driver(&pyra_driver); 6075012aadaSStefan Achatz if (retval) 6085012aadaSStefan Achatz class_destroy(pyra_class); 6095012aadaSStefan Achatz return retval; 610cb7cf3daSStefan Achatz } 611cb7cf3daSStefan Achatz 612cb7cf3daSStefan Achatz static void __exit pyra_exit(void) 613cb7cf3daSStefan Achatz { 614cb7cf3daSStefan Achatz hid_unregister_driver(&pyra_driver); 61574b643daSStefan Achatz class_destroy(pyra_class); 616cb7cf3daSStefan Achatz } 617cb7cf3daSStefan Achatz 618cb7cf3daSStefan Achatz module_init(pyra_init); 619cb7cf3daSStefan Achatz module_exit(pyra_exit); 620cb7cf3daSStefan Achatz 621cb7cf3daSStefan Achatz MODULE_AUTHOR("Stefan Achatz"); 622cb7cf3daSStefan Achatz MODULE_DESCRIPTION("USB Roccat Pyra driver"); 623cb7cf3daSStefan Achatz MODULE_LICENSE("GPL v2"); 624