141 	struct channel_path *chp;  in chp_measurement_chars_read()  local
145 	chp = to_channelpath(device);  in chp_measurement_chars_read()
146 	if (!chp->cmg_chars)  in chp_measurement_chars_read()
150 				chp->cmg_chars, sizeof(struct cmg_chars));  in chp_measurement_chars_read()
188 	struct channel_path *chp;  in chp_measurement_read()  local
194 	chp = to_channelpath(device);  in chp_measurement_read()
195 	css = to_css(chp->dev.parent);  in chp_measurement_read()
202 	chp_measurement_copy_block((struct cmg_entry *)buf, css, chp->chpid);  in chp_measurement_read()
216 void chp_remove_cmg_attr(struct channel_path *chp)  in chp_remove_cmg_attr()  argument
218 	device_remove_bin_file(&chp->dev, &chp_measurement_chars_attr);  in chp_remove_cmg_attr()
219 	device_remove_bin_file(&chp->dev, &chp_measurement_attr);  in chp_remove_cmg_attr()
222 int chp_add_cmg_attr(struct channel_path *chp)  in chp_add_cmg_attr()  argument
226 	ret = device_create_bin_file(&chp->dev, &chp_measurement_chars_attr);  in chp_add_cmg_attr()
229 	ret = device_create_bin_file(&chp->dev, &chp_measurement_attr);  in chp_add_cmg_attr()
231 		device_remove_bin_file(&chp->dev, &chp_measurement_chars_attr);  in chp_add_cmg_attr()
241 	struct channel_path *chp = to_channelpath(dev);  in chp_status_show()  local
243 	if (!chp)  in chp_status_show()
245 	return (chp_get_status(chp->chpid) ? sprintf(buf, "online\n") :  in chp_status_show()
315 	struct channel_path *chp = to_channelpath(dev);  in chp_type_show()  local
317 	if (!chp)  in chp_type_show()
319 	return sprintf(buf, "%x\n", chp->desc.desc);  in chp_type_show()
327 	struct channel_path *chp = to_channelpath(dev);  in chp_cmg_show()  local
329 	if (!chp)  in chp_cmg_show()
331 	if (chp->cmg == -1) /* channel measurements not available */  in chp_cmg_show()
333 	return sprintf(buf, "%x\n", chp->cmg);  in chp_cmg_show()
341 	struct channel_path *chp = to_channelpath(dev);  in chp_shared_show()  local
343 	if (!chp)  in chp_shared_show()
345 	if (chp->shared == -1) /* channel measurements not available */  in chp_shared_show()
347 	return sprintf(buf, "%x\n", chp->shared);  in chp_shared_show()
382 	struct channel_path *chp;  in chp_new()  local
387 	chp = kzalloc(sizeof(struct channel_path), GFP_KERNEL);  in chp_new()
388 	if (!chp)  in chp_new()
392 	chp->chpid = chpid;  in chp_new()
393 	chp->state = 1;  in chp_new()
394 	chp->dev.parent = &channel_subsystems[chpid.cssid]->device;  in chp_new()
395 	chp->dev.release = chp_release;  in chp_new()
396 	dev_set_name(&chp->dev, "chp%x.%02x", chpid.cssid, chpid.id);  in chp_new()
399 	ret = chsc_determine_base_channel_path_desc(chpid, &chp->desc);  in chp_new()
402 	if ((chp->desc.flags & 0x80) == 0) {  in chp_new()
408 		ret = chsc_get_channel_measurement_chars(chp);  in chp_new()
412 		chp->cmg = -1;  in chp_new()
416 	ret = device_register(&chp->dev);  in chp_new()
422 	ret = sysfs_create_group(&chp->dev.kobj, &chp_attr_group);  in chp_new()
424 		device_unregister(&chp->dev);  in chp_new()
429 		ret = chp_add_cmg_attr(chp);  in chp_new()
431 			sysfs_remove_group(&chp->dev.kobj, &chp_attr_group);  in chp_new()
432 			device_unregister(&chp->dev);  in chp_new()
437 	channel_subsystems[chpid.cssid]->chps[chpid.id] = chp;  in chp_new()
441 	kfree(chp);  in chp_new()
455 	struct channel_path *chp;  in chp_get_chp_desc()  local
458 	chp = chpid_to_chp(chpid);  in chp_get_chp_desc()
459 	if (!chp)  in chp_get_chp_desc()
464 	memcpy(desc, &chp->desc, sizeof(struct channel_path_desc));  in chp_get_chp_desc()