3  * PTP 1588 clock support - sysfs interface.
16 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in clock_name_show()  local
17 	return snprintf(page, PAGE_SIZE-1, "%s\n", ptp->info->name);  in clock_name_show()
25 	struct ptp_clock *ptp = dev_get_drvdata(dev);			\
26 	return snprintf(page, PAGE_SIZE-1, "%d\n", ptp->info->var);	\
41 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in extts_enable_store()  local
42 	struct ptp_clock_info *ops = ptp->info;  in extts_enable_store()
66 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in extts_fifo_show()  local
67 	struct timestamp_event_queue *queue = &ptp->tsevq;  in extts_fifo_show()
75 	if (mutex_lock_interruptible(&ptp->tsevq_mux))  in extts_fifo_show()
92 	mutex_unlock(&ptp->tsevq_mux);  in extts_fifo_show()
101 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in period_store()  local
102 	struct ptp_clock_info *ops = ptp->info;  in period_store()
129 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in pps_enable_store()  local
130 	struct ptp_clock_info *ops = ptp->info;  in pps_enable_store()
154 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in unregister_vclock()  local
155 	struct ptp_clock_info *info = ptp->info;  in unregister_vclock()
160 	dev_info(dev->parent, "delete virtual clock ptp%d\n",  in unregister_vclock()
176 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in n_vclocks_show()  local
179 	if (mutex_lock_interruptible(&ptp->n_vclocks_mux))  in n_vclocks_show()
182 	size = snprintf(page, PAGE_SIZE - 1, "%u\n", ptp->n_vclocks);  in n_vclocks_show()
184 	mutex_unlock(&ptp->n_vclocks_mux);  in n_vclocks_show()
193 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in n_vclocks_store()  local
201 	if (mutex_lock_interruptible(&ptp->n_vclocks_mux))  in n_vclocks_store()
204 	if (num > ptp->max_vclocks) {  in n_vclocks_store()
205 		dev_err(dev, "max value is %d\n", ptp->max_vclocks);  in n_vclocks_store()
210 	if (num > ptp->n_vclocks) {  in n_vclocks_store()
211 		for (i = 0; i < num - ptp->n_vclocks; i++) {  in n_vclocks_store()
212 			vclock = ptp_vclock_register(ptp);  in n_vclocks_store()
216 			*(ptp->vclock_index + ptp->n_vclocks + i) =  in n_vclocks_store()
219 			dev_info(dev, "new virtual clock ptp%d\n",  in n_vclocks_store()
225 	if (num < ptp->n_vclocks) {  in n_vclocks_store()
226 		i = ptp->n_vclocks - num;  in n_vclocks_store()
230 		for (i = 1; i <= ptp->n_vclocks - num; i++)  in n_vclocks_store()
231 			*(ptp->vclock_index + ptp->n_vclocks - i) = -1;  in n_vclocks_store()
239 	ptp->n_vclocks = num;  in n_vclocks_store()
240 	mutex_unlock(&ptp->n_vclocks_mux);  in n_vclocks_store()
244 	mutex_unlock(&ptp->n_vclocks_mux);  in n_vclocks_store()
252 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in max_vclocks_show()  local
255 	size = snprintf(page, PAGE_SIZE - 1, "%u\n", ptp->max_vclocks);  in max_vclocks_show()
264 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in max_vclocks_store()  local
273 	if (max == ptp->max_vclocks)  in max_vclocks_store()
276 	if (mutex_lock_interruptible(&ptp->n_vclocks_mux))  in max_vclocks_store()
279 	if (max < ptp->n_vclocks)  in max_vclocks_store()
289 	size = sizeof(int) * ptp->n_vclocks;  in max_vclocks_store()
290 	memcpy(vclock_index, ptp->vclock_index, size);  in max_vclocks_store()
292 	kfree(ptp->vclock_index);  in max_vclocks_store()
293 	ptp->vclock_index = vclock_index;  in max_vclocks_store()
294 	ptp->max_vclocks = max;  in max_vclocks_store()
296 	mutex_unlock(&ptp->n_vclocks_mux);  in max_vclocks_store()
300 	mutex_unlock(&ptp->n_vclocks_mux);  in max_vclocks_store()
328 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in ptp_is_attribute_visible()  local
329 	struct ptp_clock_info *info = ptp->info;  in ptp_is_attribute_visible()
344 		if (ptp->is_virtual_clock)  in ptp_is_attribute_visible()
361 static int ptp_pin_name2index(struct ptp_clock *ptp, const char *name)  in ptp_pin_name2index()  argument
364 	for (i = 0; i < ptp->info->n_pins; i++) {  in ptp_pin_name2index()
365 		if (!strcmp(ptp->info->pin_config[i].name, name))  in ptp_pin_name2index()
374 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in ptp_pin_show()  local
378 	index = ptp_pin_name2index(ptp, attr->attr.name);  in ptp_pin_show()
382 	if (mutex_lock_interruptible(&ptp->pincfg_mux))  in ptp_pin_show()
385 	func = ptp->info->pin_config[index].func;  in ptp_pin_show()
386 	chan = ptp->info->pin_config[index].chan;  in ptp_pin_show()
388 	mutex_unlock(&ptp->pincfg_mux);  in ptp_pin_show()
396 	struct ptp_clock *ptp = dev_get_drvdata(dev);  in ptp_pin_store()  local
404 	index = ptp_pin_name2index(ptp, attr->attr.name);  in ptp_pin_store()
408 	if (mutex_lock_interruptible(&ptp->pincfg_mux))  in ptp_pin_store()
410 	err = ptp_set_pinfunc(ptp, index, func, chan);  in ptp_pin_store()
411 	mutex_unlock(&ptp->pincfg_mux);  in ptp_pin_store()
418 int ptp_populate_pin_groups(struct ptp_clock *ptp)  in ptp_populate_pin_groups()  argument
420 	struct ptp_clock_info *info = ptp->info;  in ptp_populate_pin_groups()
426 	ptp->pin_dev_attr = kcalloc(n_pins, sizeof(*ptp->pin_dev_attr),  in ptp_populate_pin_groups()
428 	if (!ptp->pin_dev_attr)  in ptp_populate_pin_groups()
431 	ptp->pin_attr = kcalloc(1 + n_pins, sizeof(*ptp->pin_attr), GFP_KERNEL);  in ptp_populate_pin_groups()
432 	if (!ptp->pin_attr)  in ptp_populate_pin_groups()
436 		struct device_attribute *da = &ptp->pin_dev_attr[i];  in ptp_populate_pin_groups()
442 		ptp->pin_attr[i] = &da->attr;  in ptp_populate_pin_groups()
445 	ptp->pin_attr_group.name = "pins";  in ptp_populate_pin_groups()
446 	ptp->pin_attr_group.attrs = ptp->pin_attr;  in ptp_populate_pin_groups()
448 	ptp->pin_attr_groups[0] = &ptp->pin_attr_group;  in ptp_populate_pin_groups()
453 	kfree(ptp->pin_dev_attr);  in ptp_populate_pin_groups()
458 void ptp_cleanup_pin_groups(struct ptp_clock *ptp)  in ptp_cleanup_pin_groups()  argument
460 	kfree(ptp->pin_attr);  in ptp_cleanup_pin_groups()
461 	kfree(ptp->pin_dev_attr);  in ptp_cleanup_pin_groups()