95 static void kone_set_settings_checksum(struct kone_settings *settings)  in kone_set_settings_checksum()  argument
98 	unsigned char *address = (unsigned char *)settings;  in kone_set_settings_checksum()
103 	settings->checksum = cpu_to_le16(checksum);  in kone_set_settings_checksum()
144  * Reads settings from mouse and stores it in @buf
156  * Writes settings from @buf to mouse
161 		struct kone_settings const *settings)  in kone_set_settings()  argument
166 			settings, sizeof(struct kone_settings));  in kone_set_settings()
279 	memcpy(buf, ((char const *)&kone->settings) + off, count);  in kone_sysfs_read_settings()
286  * Writing settings automatically activates startup_profile.
303 	difference = memcmp(buf, &kone->settings, sizeof(struct kone_settings));  in kone_sysfs_write_settings()
312 		old_profile = kone->settings.startup_profile;  in kone_sysfs_write_settings()
313 		memcpy(&kone->settings, buf, sizeof(struct kone_settings));  in kone_sysfs_write_settings()
315 		kone_profile_activated(kone, kone->settings.startup_profile);  in kone_sysfs_write_settings()
317 		if (kone->settings.startup_profile != old_profile)  in kone_sysfs_write_settings()
318 			kone_profile_report(kone, kone->settings.startup_profile);  in kone_sysfs_write_settings()
324 static BIN_ATTR(settings, 0660, kone_sysfs_read_settings,
448 	return snprintf(buf, PAGE_SIZE, "%d\n", kone->settings.tcu);  in kone_sysfs_show_tcu()
460  * Calibrating the tcu is the only action that changes settings data inside the
503 		 * Reading settings too early will result in invalid data.  in kone_sysfs_set_tcu()
510 	/* calibration changes values in settings, so reread */  in kone_sysfs_set_tcu()
511 	retval = kone_get_settings(usb_dev, &kone->settings);  in kone_sysfs_set_tcu()
515 	/* only write settings back if activation state is different */  in kone_sysfs_set_tcu()
516 	if (kone->settings.tcu != state) {  in kone_sysfs_set_tcu()
517 		kone->settings.tcu = state;  in kone_sysfs_set_tcu()
518 		kone_set_settings_checksum(&kone->settings);  in kone_sysfs_set_tcu()
520 		retval = kone_set_settings(usb_dev, &kone->settings);  in kone_sysfs_set_tcu()
524 			 * try to reread valid settings into buffer overwriting  in kone_sysfs_set_tcu()
527 			retval = kone_get_settings(usb_dev, &kone->settings);  in kone_sysfs_set_tcu()
533 		kone_profile_activated(kone, kone->settings.startup_profile);  in kone_sysfs_set_tcu()
538 	dev_err(&usb_dev->dev, "couldn't read settings\n");  in kone_sysfs_set_tcu()
550 	return snprintf(buf, PAGE_SIZE, "%d\n", kone->settings.startup_profile);  in kone_sysfs_show_startup_profile()
574 	kone->settings.startup_profile = new_startup_profile;  in kone_sysfs_set_startup_profile()
575 	kone_set_settings_checksum(&kone->settings);  in kone_sysfs_set_startup_profile()
577 	retval = kone_set_settings(usb_dev, &kone->settings);  in kone_sysfs_set_startup_profile()
595 	 * Read actual dpi settings.
665 	retval = kone_get_settings(usb_dev, &kone->settings);  in kone_init_kone_device_struct()
673 	kone_profile_activated(kone, kone->settings.startup_profile);  in kone_init_kone_device_struct()