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_profile_activated(kovaplus, profile); mutex_unlock(&kovaplus->kovaplus_lock); if (retval) return retval; return size; }
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; struct kovaplus_roccat_report roccat_report; 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); if (retval) { mutex_unlock(&kovaplus->kovaplus_lock); return retval; } kovaplus_profile_activated(kovaplus, profile); roccat_report.type = KOVAPLUS_MOUSE_REPORT_BUTTON_TYPE_PROFILE_1; roccat_report.profile = profile + 1; roccat_report.button = 0; roccat_report.data1 = profile + 1; roccat_report.data2 = 0; roccat_report_event(kovaplus->chrdev_minor, (uint8_t const *)&roccat_report); mutex_unlock(&kovaplus->kovaplus_lock); return size; }