69 	return !ctrl_pf ? NULL : &ctrl_pf->ptp;  in ice_get_ctrl_ptp()
83 	const struct ptp_clock_info *info = &pf->ptp.info;  in ice_ptp_find_pin_idx()
158 	const struct ice_ptp_pin_desc *ice_pins = pf->ptp.ice_pin_desc;  in ice_ptp_set_sma_cfg()
159 	struct ptp_pin_desc *pins = pf->ptp.pin_desc;  in ice_ptp_set_sma_cfg()
170 	for (int i = 0; i < pf->ptp.info.n_pins; i++)  in ice_ptp_set_sma_cfg()
203 	switch (pf->ptp.tx_interrupt_mode) {  in ice_ptp_cfg_tx_interrupt()
216 		enable = pf->ptp.tstamp_config.tx_type == HWTSTAMP_TX_ON;  in ice_ptp_cfg_tx_interrupt()
285 	enable_rx = pf->ptp.tstamp_config.rx_filter == HWTSTAMP_FILTER_ALL;  in ice_ptp_restore_timestamp_mode()
421  * time stored in the device private PTP structure as the basis for timestamp
433 	discard_time = pf->ptp.cached_phc_jiffies + msecs_to_jiffies(2000);  in ice_ptp_extend_40b_ts()
435 		pf->ptp.tx_hwtstamp_discarded++;  in ice_ptp_extend_40b_ts()
439 	return ice_ptp_extend_32b_ts(pf->ptp.cached_phc_time,  in ice_ptp_extend_40b_ts()
445  * @tx: the PTP Tx timestamp tracker to check
447  * Check that a given PTP Tx timestamp tracker is up, i.e. that it is ready
462  * @tx: the PTP Tx timestamp tracker
478 	params = &pf->hw.ptp.phy.e810;  in ice_ptp_req_tx_single_tstamp()
483 		pf->ptp.tx_hwtstamp_timeouts++;  in ice_ptp_req_tx_single_tstamp()
510  * @tx: the PTP Tx timestamp tracker
532 	params = &pf->hw.ptp.phy.e810;  in ice_ptp_complete_tx_single_tstamp()
597  * @tx: the PTP Tx timestamp tracker
630  * In cases where the PTP hardware clock was directly adjusted, some
680 			pf->ptp.tx_hwtstamp_timeouts++;  in ice_ptp_process_tx_tstamp()
774 	for (i = 0; i < ICE_GET_QUAD_NUM(pf->hw.ptp.num_lports); i++) {  in ice_ptp_tx_tstamp_owner()
897 		pf->ptp.tx_hwtstamp_flushed++;  in ice_ptp_flush_tx_tracker()
912  * This should be called when the PTP clock is modified such as after a set
1051  * Note that the cached copy in the PF PTP structure is always updated, even
1065 	update_before = pf->ptp.cached_phc_jiffies + msecs_to_jiffies(2000);  in ice_ptp_update_cached_phctime()
1066 	if (pf->ptp.cached_phc_time &&  in ice_ptp_update_cached_phctime()
1068 		unsigned long time_taken = jiffies - pf->ptp.cached_phc_jiffies;  in ice_ptp_update_cached_phctime()
1072 		pf->ptp.late_cached_phc_updates++;  in ice_ptp_update_cached_phctime()
1079 	WRITE_ONCE(pf->ptp.cached_phc_time, systime);  in ice_ptp_update_cached_phctime()
1080 	WRITE_ONCE(pf->ptp.cached_phc_jiffies, jiffies);  in ice_ptp_update_cached_phctime()
1137 		kthread_queue_delayed_work(pf->ptp.kworker, &pf->ptp.work,  in ice_ptp_reset_cached_phctime()
1146 	ice_ptp_mark_tx_tracker_stale(&pf->ptp.port.tx);  in ice_ptp_reset_cached_phctime()
1195 	dev_dbg(ice_pf_to_dev(pf), "PTP: using base increment value of 0x%016llx\n",  in ice_base_incval()
1203  * @port: PTP port for which Tx FIFO is checked
1229 		dev_err(ice_pf_to_dev(pf), "PTP failed to check port %d Tx FIFO, err %d\n",  in ice_ptp_check_tx_fifo()
1290 		kthread_queue_delayed_work(pf->ptp.kworker,  in ice_ptp_wait_for_offsets()
1302 		kthread_queue_delayed_work(pf->ptp.kworker,  in ice_ptp_wait_for_offsets()
1311  * @ptp_port: PTP port to stop
1339 		dev_err(ice_pf_to_dev(pf), "PTP failed to set PHY port %d down, err %d\n",  in ice_ptp_port_phy_stop()
1349  * @ptp_port: PTP port for which the PHY start is set
1398 		kthread_queue_delayed_work(pf->ptp.kworker, &ptp_port->ov_work,  in ice_ptp_port_phy_restart()
1406 		dev_err(ice_pf_to_dev(pf), "PTP failed to set PHY port %d up, err %d\n",  in ice_ptp_port_phy_restart()
1415  * ice_ptp_link_change - Reconfigure PTP after link status change
1424 	if (pf->ptp.state != ICE_PTP_READY)  in ice_ptp_link_change()
1427 	ptp_port = &pf->ptp.port;  in ice_ptp_link_change()
1472 		for (port = 0; port < hw->ptp.num_lports; port++) {  in ice_ptp_cfg_phy_interrupt()
1488 		for (quad = 0; quad < ICE_GET_QUAD_NUM(hw->ptp.num_lports);  in ice_ptp_cfg_phy_interrupt()
1518 	ice_ptp_port_phy_restart(&pf->ptp.port);  in ice_ptp_reset_phy_timestamping()
1541  * @info: the driver's PTP info structure
1557 		dev_err(ice_pf_to_dev(pf), "PTP failed to set incval, err %d\n",  in ice_ptp_adjfine()
1566  * ice_ptp_extts_event - Process PTP external clock event
1576 	/* Don't process timestamp events if PTP is not ready */  in ice_ptp_extts_event()
1577 	if (pf->ptp.state != ICE_PTP_READY)  in ice_ptp_extts_event()
1590 		if (!(pf->ptp.ext_ts_irq & (1 << chan)))  in ice_ptp_extts_event()
1602 			desc = &pf->ptp.ice_pin_desc[pin_desc_idx];  in ice_ptp_extts_event()
1608 		pf->ptp.ext_ts_irq &= ~(1 << chan);  in ice_ptp_extts_event()
1609 		ptp_clock_event(pf->ptp.clock, &event);  in ice_ptp_extts_event()
1647 	gpio_pin = pf->ptp.ice_pin_desc[pin_desc_idx].gpio[0];  in ice_ptp_cfg_extts()
1677 		for (unsigned int i = 0; i < pf->ptp.info.n_ext_ts; i++)  in ice_ptp_cfg_extts()
1678 			if ((pf->ptp.extts_rqs[i].flags &  in ice_ptp_cfg_extts()
1701 	for (unsigned int i = 0; i < pf->ptp.info.n_ext_ts ; i++)  in ice_ptp_disable_all_extts()
1702 		if (pf->ptp.extts_rqs[i].flags & PTP_ENABLE_FEATURE)  in ice_ptp_disable_all_extts()
1703 			ice_ptp_cfg_extts(pf, &pf->ptp.extts_rqs[i],  in ice_ptp_disable_all_extts()
1717 	for (unsigned int i = 0; i < pf->ptp.info.n_ext_ts ; i++)  in ice_ptp_enable_all_extts()
1718 		if (pf->ptp.extts_rqs[i].flags & PTP_ENABLE_FEATURE)  in ice_ptp_enable_all_extts()
1719 			ice_ptp_cfg_extts(pf, &pf->ptp.extts_rqs[i],  in ice_ptp_enable_all_extts()
1817 	gpio_pin = pf->ptp.ice_pin_desc[pin_desc_idx].gpio[1];  in ice_ptp_cfg_perout()
1818 	prop_delay_ns = pf->ptp.ice_pin_desc[pin_desc_idx].delay[1];  in ice_ptp_cfg_perout()
1827 	if (strncmp(pf->ptp.pin_desc[pin_desc_idx].name, "1PPS", 64) == 0 &&  in ice_ptp_cfg_perout()
1828 	    period != NSEC_PER_SEC && hw->ptp.phy_model == ICE_PHY_E82X) {  in ice_ptp_cfg_perout()
1865  * certain changes to the PTP hardware clock. Use ice_ptp_enable_all_perout to
1870 	for (unsigned int i = 0; i < pf->ptp.info.n_per_out; i++)  in ice_ptp_disable_all_perout()
1871 		if (pf->ptp.perout_rqs[i].period.sec ||  in ice_ptp_disable_all_perout()
1872 		    pf->ptp.perout_rqs[i].period.nsec)  in ice_ptp_disable_all_perout()
1873 			ice_ptp_cfg_perout(pf, &pf->ptp.perout_rqs[i],  in ice_ptp_disable_all_perout()
1887 	for (unsigned int i = 0; i < pf->ptp.info.n_per_out; i++)  in ice_ptp_enable_all_perout()
1888 		if (pf->ptp.perout_rqs[i].period.sec ||  in ice_ptp_enable_all_perout()
1889 		    pf->ptp.perout_rqs[i].period.nsec)  in ice_ptp_enable_all_perout()
1890 			ice_ptp_cfg_perout(pf, &pf->ptp.perout_rqs[i],  in ice_ptp_enable_all_perout()
1909 		gpio_pin = pf->ptp.ice_pin_desc[pin].gpio[1];  in ice_ptp_disable_shared_pin()
1912 		gpio_pin = pf->ptp.ice_pin_desc[pin].gpio[0];  in ice_ptp_disable_shared_pin()
1918 	for (unsigned int i = 0; i < pf->ptp.info.n_pins; i++) {  in ice_ptp_disable_shared_pin()
1919 		struct ptp_pin_desc *pin_desc = &pf->ptp.pin_desc[i];  in ice_ptp_disable_shared_pin()
1927 		    pf->ptp.ice_pin_desc[i].gpio[1] == gpio_pin) {  in ice_ptp_disable_shared_pin()
1928 			pf->ptp.perout_rqs[chan].period.sec = 0;  in ice_ptp_disable_shared_pin()
1929 			pf->ptp.perout_rqs[chan].period.nsec = 0;  in ice_ptp_disable_shared_pin()
1934 			return ice_ptp_cfg_perout(pf, &pf->ptp.perout_rqs[chan],  in ice_ptp_disable_shared_pin()
1936 		} else if (pf->ptp.pin_desc->func == PTP_PF_EXTTS &&  in ice_ptp_disable_shared_pin()
1937 			   pf->ptp.ice_pin_desc[i].gpio[0] == gpio_pin) {  in ice_ptp_disable_shared_pin()
1938 			pf->ptp.extts_rqs[chan].flags &= ~PTP_ENABLE_FEATURE;  in ice_ptp_disable_shared_pin()
1943 			return ice_ptp_cfg_extts(pf, &pf->ptp.extts_rqs[chan],  in ice_ptp_disable_shared_pin()
1953  * @info: the driver's PTP info structure
1966 	pin_desc = &pf->ptp.ice_pin_desc[pin];  in ice_verify_pin()
1988 		pf->ptp.pin_desc[pin].func = func;  in ice_verify_pin()
1989 		pf->ptp.pin_desc[pin].chan = chan;  in ice_verify_pin()
1998  * @info: The driver's PTP info structure
2014 			&pf->ptp.perout_rqs[rq->perout.index];  in ice_ptp_gpio_enable()
2028 			&pf->ptp.extts_rqs[rq->extts.index];  in ice_ptp_gpio_enable()
2044  * @info: the driver's PTP info structure
2066  * @info: the driver's PTP info structure
2111 		dev_err(ice_pf_to_dev(pf), "PTP failed to set time %d\n", err);  in ice_ptp_settime64()
2120  * @info: the driver's PTP info structure
2139  * @info: the driver's PTP info structure
2161 		dev_err(dev, "PTP failed to acquire semaphore in adjtime\n");  in ice_ptp_adjtime()
2176 		dev_err(dev, "PTP failed to adjust time, err %d\n", err);  in ice_ptp_adjtime()
2218 		dev_err(ice_pf_to_dev(pf), "PTP failed to get hh lock\n");  in ice_ptp_get_syncdevicetime()
2272  * @info: the driver's PTP info structure
2275  * Capture a cross timestamp between the ART and the device PTP hardware
2307 	if (pf->ptp.state != ICE_PTP_READY)  in ice_ptp_get_ts_config()
2310 	config = &pf->ptp.tstamp_config;  in ice_ptp_get_ts_config()
2326 		pf->ptp.tstamp_config.tx_type = HWTSTAMP_TX_OFF;  in ice_ptp_set_timestamp_mode()
2329 		pf->ptp.tstamp_config.tx_type = HWTSTAMP_TX_ON;  in ice_ptp_set_timestamp_mode()
2337 		pf->ptp.tstamp_config.rx_filter = HWTSTAMP_FILTER_NONE;  in ice_ptp_set_timestamp_mode()
2353 		pf->ptp.tstamp_config.rx_filter = HWTSTAMP_FILTER_ALL;  in ice_ptp_set_timestamp_mode()
2377 	if (pf->ptp.state != ICE_PTP_READY)  in ice_ptp_set_ts_config()
2388 	config = pf->ptp.tstamp_config;  in ice_ptp_set_ts_config()
2429  * ice_ptp_setup_pin_cfg - setup PTP pin_config structure
2434 	for (unsigned int i = 0; i < pf->ptp.info.n_pins; i++) {  in ice_ptp_setup_pin_cfg()
2435 		const struct ice_ptp_pin_desc *desc = &pf->ptp.ice_pin_desc[i];  in ice_ptp_setup_pin_cfg()
2436 		struct ptp_pin_desc *pin = &pf->ptp.pin_desc[i];  in ice_ptp_setup_pin_cfg()
2449 	pf->ptp.info.pin_config = pf->ptp.pin_desc;  in ice_ptp_setup_pin_cfg()
2453  * ice_ptp_disable_pins - Disable PTP pins
2461 	struct ptp_clock_info *info = &pf->ptp.info;  in ice_ptp_disable_pins()
2463 	dev_warn(ice_pf_to_dev(pf), "Failed to configure PTP pin control\n");  in ice_ptp_disable_pins()
2477  * @pins: PTP pins array to update
2523 					strscpy(pf->ptp.pin_desc[idx].name,  in ice_ptp_parse_sdp_entries()
2525 						sizeof(pf->ptp.pin_desc[idx]  in ice_ptp_parse_sdp_entries()
2540 	pf->ptp.info.n_pins = n_pins;  in ice_ptp_parse_sdp_entries()
2548  * Assign functions to the PTP capabilities structure for E82X devices.
2558 		pf->ptp.info.getcrosststamp = ice_ptp_getcrosststamp_e82x;  in ice_ptp_set_funcs_e82x()
2562 		pf->ptp.ice_pin_desc = ice_pin_desc_e825c;  in ice_ptp_set_funcs_e82x()
2563 		pf->ptp.info.n_pins = ICE_PIN_DESC_ARR_LEN(ice_pin_desc_e825c);  in ice_ptp_set_funcs_e82x()
2565 		pf->ptp.ice_pin_desc = ice_pin_desc_e82x;  in ice_ptp_set_funcs_e82x()
2566 		pf->ptp.info.n_pins = ICE_PIN_DESC_ARR_LEN(ice_pin_desc_e82x);  in ice_ptp_set_funcs_e82x()
2575  * Assign functions to the PTP capabiltiies structure for E810 devices.
2584 	struct ice_ptp *ptp = &pf->ptp;  in ice_ptp_set_funcs_e810()  local
2592 			ptp->ice_pin_desc = ice_pin_desc_e810_sma;  in ice_ptp_set_funcs_e810()
2593 			ptp->info.n_pins =  in ice_ptp_set_funcs_e810()
2596 			pf->ptp.ice_pin_desc = ice_pin_desc_e810;  in ice_ptp_set_funcs_e810()
2597 			pf->ptp.info.n_pins =  in ice_ptp_set_funcs_e810()
2612 		ptp->ice_pin_desc = (const struct ice_ptp_pin_desc *)desc;  in ice_ptp_set_funcs_e810()
2615 	ptp->info.pin_config = ptp->pin_desc;  in ice_ptp_set_funcs_e810()
2628  * ice_ptp_set_caps - Set PTP capabilities
2633 	struct ptp_clock_info *info = &pf->ptp.info;  in ice_ptp_set_caps()
2656  * ice_ptp_create_clock - Create PTP clock device for userspace
2659  * This function creates a new PTP clock device. It only creates one if we
2670 	if (pf->ptp.clock)  in ice_ptp_create_clock()
2675 	info = &pf->ptp.info;  in ice_ptp_create_clock()
2679 	pf->ptp.clock = ptp_clock_register(info, dev);  in ice_ptp_create_clock()
2680 	if (IS_ERR(pf->ptp.clock)) {  in ice_ptp_create_clock()
2681 		dev_err(ice_pf_to_dev(pf), "Failed to register PTP clock device");  in ice_ptp_create_clock()
2682 		return PTR_ERR(pf->ptp.clock);  in ice_ptp_create_clock()
2690  * @tx: the PTP Tx timestamp tracker to request from
2737  * ice_ptp_process_ts - Process the PTP Tx timestamps
2745 	switch (pf->ptp.tx_interrupt_mode) {  in ice_ptp_process_ts()
2751 		return ice_ptp_tx_tstamp(&pf->ptp.port.tx);  in ice_ptp_process_ts()
2757 			  pf->ptp.tx_interrupt_mode);  in ice_ptp_process_ts()
2788 	for (i = 0; i < ICE_GET_QUAD_NUM(hw->ptp.num_lports); i++) {  in ice_ptp_maybe_trigger_tx_interrupt()
2803 …dev_dbg(dev, "PTP periodic task detected waiting timestamps. Triggering Tx timestamp interrupt now…  in ice_ptp_maybe_trigger_tx_interrupt()
2812 	struct ice_ptp *ptp = container_of(work, struct ice_ptp, work.work);  in ice_ptp_periodic_work()  local
2813 	struct ice_pf *pf = container_of(ptp, struct ice_pf, ptp);  in ice_ptp_periodic_work()
2816 	if (pf->ptp.state != ICE_PTP_READY)  in ice_ptp_periodic_work()
2824 	kthread_queue_delayed_work(ptp->kworker, &ptp->work,  in ice_ptp_periodic_work()
2829  * ice_ptp_prepare_for_reset - Prepare PTP for reset
2835 	struct ice_ptp *ptp = &pf->ptp;  in ice_ptp_prepare_for_reset()  local
2838 	if (ptp->state != ICE_PTP_READY)  in ice_ptp_prepare_for_reset()
2841 	ptp->state = ICE_PTP_RESETTING;  in ice_ptp_prepare_for_reset()
2846 	kthread_cancel_delayed_work_sync(&ptp->work);  in ice_ptp_prepare_for_reset()
2851 	ice_ptp_release_tx_tracker(pf, &pf->ptp.port.tx);  in ice_ptp_prepare_for_reset()
2862 	ptp->reset_time = ktime_get_real_ns();  in ice_ptp_prepare_for_reset()
2866  * ice_ptp_rebuild_owner - Initialize PTP clock owner after reset
2870  * PTP clock owner instance should perform.
2874 	struct ice_ptp *ptp = &pf->ptp;  in ice_ptp_rebuild_owner()  local
2899 	if (ptp->cached_phc_time) {  in ice_ptp_rebuild_owner()
2900 		time_diff = ktime_get_real_ns() - ptp->reset_time;  in ice_ptp_rebuild_owner()
2901 		ts = ns_to_timespec64(ptp->cached_phc_time + time_diff);  in ice_ptp_rebuild_owner()
2938  * ice_ptp_rebuild - Initialize PTP hardware clock support after reset
2944 	struct ice_ptp *ptp = &pf->ptp;  in ice_ptp_rebuild()  local
2947 	if (ptp->state == ICE_PTP_READY) {  in ice_ptp_rebuild()
2949 	} else if (ptp->state != ICE_PTP_RESETTING) {  in ice_ptp_rebuild()
2951 		dev_err(ice_pf_to_dev(pf), "PTP was not initialized\n");  in ice_ptp_rebuild()
2961 	ptp->state = ICE_PTP_READY;  in ice_ptp_rebuild()
2964 	kthread_queue_delayed_work(ptp->kworker, &ptp->work, 0);  in ice_ptp_rebuild()
2966 	dev_info(ice_pf_to_dev(pf), "PTP reset successful\n");  in ice_ptp_rebuild()
2970 	ptp->state = ICE_PTP_ERROR;  in ice_ptp_rebuild()
2971 	dev_err(ice_pf_to_dev(pf), "PTP reset failed %d\n", err);  in ice_ptp_rebuild()
2993 	struct ice_ptp *ptp = &pf->ptp;  in ice_ptp_setup_pf()  local
2998 	INIT_LIST_HEAD(&ptp->port.list_node);  in ice_ptp_setup_pf()
3001 	list_add(&ptp->port.list_node,  in ice_ptp_setup_pf()
3010 	struct ice_ptp *ptp = &pf->ptp;  in ice_ptp_cleanup_pf()  local
3014 		list_del(&ptp->port.list_node);  in ice_ptp_cleanup_pf()
3020  * ice_ptp_clock_index - Get the PTP clock index for this device
3023  * Returns: the PTP clock index associated with this PF, or -1 if no PTP clock
3042  * Setup and initialize a PTP clock device that represents the device hardware
3091 	pf->ptp.clock = NULL;  in ice_ptp_init_owner()
3101  * ice_ptp_init_work - Initialize PTP work threads
3103  * @ptp: PF PTP structure
3105 static int ice_ptp_init_work(struct ice_pf *pf, struct ice_ptp *ptp)  in ice_ptp_init_work()  argument
3110 	kthread_init_delayed_work(&ptp->work, ice_ptp_periodic_work);  in ice_ptp_init_work()
3113 	 * connected to the PTP hardware clock.  in ice_ptp_init_work()
3115 	kworker = kthread_run_worker(0, "ice-ptp-%s",  in ice_ptp_init_work()
3120 	ptp->kworker = kworker;  in ice_ptp_init_work()
3123 	kthread_queue_delayed_work(ptp->kworker, &ptp->work, 0);  in ice_ptp_init_work()
3129  * ice_ptp_init_port - Initialize PTP port structure
3131  * @ptp_port: PTP port structure
3173 			pf->ptp.tx_interrupt_mode = ICE_PTP_TX_INTERRUPT_ALL;  in ice_ptp_init_tx_interrupt_mode()
3175 			pf->ptp.tx_interrupt_mode = ICE_PTP_TX_INTERRUPT_NONE;  in ice_ptp_init_tx_interrupt_mode()
3179 		pf->ptp.tx_interrupt_mode = ICE_PTP_TX_INTERRUPT_SELF;  in ice_ptp_init_tx_interrupt_mode()
3184  * ice_ptp_init - Initialize PTP hardware clock support
3187  * Set up the device for interacting with the PTP hardware clock for all
3197 	struct ice_ptp *ptp = &pf->ptp;  in ice_ptp_init()  local
3201 	ptp->state = ICE_PTP_INITIALIZING;  in ice_ptp_init()
3209 	ptp->port.port_num = (u8)lane_num;  in ice_ptp_init()
3215 	 * configure the PTP clock device to represent it.  in ice_ptp_init()
3230 	err = ice_ptp_init_port(pf, &ptp->port);  in ice_ptp_init()
3240 	ptp->state = ICE_PTP_READY;  in ice_ptp_init()
3242 	err = ice_ptp_init_work(pf, ptp);  in ice_ptp_init()
3246 	dev_info(ice_pf_to_dev(pf), "PTP init successful\n");  in ice_ptp_init()
3250 	/* If we registered a PTP clock, release it */  in ice_ptp_init()
3251 	if (pf->ptp.clock) {  in ice_ptp_init()
3252 		ptp_clock_unregister(ptp->clock);  in ice_ptp_init()
3253 		pf->ptp.clock = NULL;  in ice_ptp_init()
3255 	ptp->state = ICE_PTP_ERROR;  in ice_ptp_init()
3256 	dev_err(ice_pf_to_dev(pf), "PTP failed %d\n", err);  in ice_ptp_init()
3268 	if (pf->ptp.state != ICE_PTP_READY)  in ice_ptp_release()
3271 	pf->ptp.state = ICE_PTP_UNINIT;  in ice_ptp_release()
3278 	ice_ptp_release_tx_tracker(pf, &pf->ptp.port.tx);  in ice_ptp_release()
3282 	kthread_cancel_delayed_work_sync(&pf->ptp.work);  in ice_ptp_release()
3284 	ice_ptp_port_phy_stop(&pf->ptp.port);  in ice_ptp_release()
3285 	mutex_destroy(&pf->ptp.port.ps_lock);  in ice_ptp_release()
3286 	if (pf->ptp.kworker) {  in ice_ptp_release()
3287 		kthread_destroy_worker(pf->ptp.kworker);  in ice_ptp_release()
3288 		pf->ptp.kworker = NULL;  in ice_ptp_release()
3291 	if (!pf->ptp.clock)  in ice_ptp_release()
3297 	ptp_clock_unregister(pf->ptp.clock);  in ice_ptp_release()
3298 	pf->ptp.clock = NULL;  in ice_ptp_release()
3300 	dev_info(ice_pf_to_dev(pf), "Removed PTP clock\n");  in ice_ptp_release()