Cross Reference: /drivers/net/phy/dp83640.c

Lines Matching refs:clock
88 	struct dp83640_clock *clock;
113 	/* we create one clock instance per MII bus */
127 	/* reference to our PTP hardware clock */
154 	"The address of the PHY to use for the ancillary clock features");
179 	if (dp83640->clock->page != page) {
181 		dp83640->clock->page = page;
194 	if (dp83640->clock->page != page) {
196 		dp83640->clock->page = page;
251 static void periodic_output(struct dp83640_clock *clock,
254 	struct dp83640_private *dp83640 = clock->chosen;
272 		mutex_lock(&clock->extreg_lock);
275 		mutex_unlock(&clock->extreg_lock);
284 	mutex_lock(&clock->extreg_lock);
303 	mutex_unlock(&clock->extreg_lock);
306 /* ptp clock methods */
310 	struct dp83640_clock *clock =
312 	struct phy_device *phydev = clock->chosen->phydev;
331 	mutex_lock(&clock->extreg_lock);
336 	mutex_unlock(&clock->extreg_lock);
343 	struct dp83640_clock *clock =
345 	struct phy_device *phydev = clock->chosen->phydev;
353 	mutex_lock(&clock->extreg_lock);
357 	mutex_unlock(&clock->extreg_lock);
364 	struct dp83640_clock *clock =
366 	struct phy_device *phydev = clock->chosen->phydev;
369 	mutex_lock(&clock->extreg_lock);
378 	mutex_unlock(&clock->extreg_lock);
389 	struct dp83640_clock *clock =
391 	struct phy_device *phydev = clock->chosen->phydev;
394 	mutex_lock(&clock->extreg_lock);
398 	mutex_unlock(&clock->extreg_lock);
406 	struct dp83640_clock *clock =
408 	struct phy_device *phydev = clock->chosen->phydev;
430 		periodic_output(clock, rq, on);
500 /* synchronize the phyters so they act as one clock */
515 static void recalibrate(struct dp83640_clock *clock)
522 	struct phy_device *master = clock->chosen->phydev;
528 	mutex_lock(&clock->extreg_lock);
531 	 * enable broadcast, disable status frames, enable ptp clock
533 	list_for_each(this, &clock->phylist) {
535 		enable_broadcast(tmp->phydev, clock->page, 1);
540 	enable_broadcast(master, clock->page, 1);
552 	list_for_each(this, &clock->phylist) {
594 	list_for_each(this, &clock->phylist) {
614 	list_for_each(this, &clock->phylist) {
620 	mutex_unlock(&clock->extreg_lock);
671 			ptp_clock_event(dp83640->clock->ptp_clock, &event);
842 	struct dp83640_clock *clock;
848 		clock = list_entry(this, struct dp83640_clock, list);
849 		if (!list_empty(&clock->phylist)) {
853 		list_del(&clock->list);
854 		mutex_destroy(&clock->extreg_lock);
855 		mutex_destroy(&clock->clock_lock);
856 		put_device(&clock->bus->dev);
857 		kfree(clock);
863 static void dp83640_clock_init(struct dp83640_clock *clock, struct mii_bus *bus)
865 	INIT_LIST_HEAD(&clock->list);
866 	clock->bus = bus;
867 	mutex_init(&clock->extreg_lock);
868 	mutex_init(&clock->clock_lock);
869 	INIT_LIST_HEAD(&clock->phylist);
870 	clock->caps.owner = THIS_MODULE;
871 	sprintf(clock->caps.name, "dp83640 timer");
872 	clock->caps.max_adj	= 1953124;
873 	clock->caps.n_alarm	= 0;
874 	clock->caps.n_ext_ts	= N_EXT_TS;
875 	clock->caps.n_per_out	= 1;
876 	clock->caps.pps		= 0;
877 	clock->caps.adjfreq	= ptp_dp83640_adjfreq;
878 	clock->caps.adjtime	= ptp_dp83640_adjtime;
879 	clock->caps.gettime	= ptp_dp83640_gettime;
880 	clock->caps.settime	= ptp_dp83640_settime;
881 	clock->caps.enable	= ptp_dp83640_enable;
888 static int choose_this_phy(struct dp83640_clock *clock,
891 	if (chosen_phy == -1 && !clock->chosen)
900 static struct dp83640_clock *dp83640_clock_get(struct dp83640_clock *clock)
902 	if (clock)
903 		mutex_lock(&clock->clock_lock);
904 	return clock;
908  * Look up and lock a clock by bus instance.
909  * If there is no clock for this bus, then create it first.
913 	struct dp83640_clock *clock = NULL, *tmp;
921 			clock = tmp;
925 	if (clock)
928 	clock = kzalloc(sizeof(struct dp83640_clock), GFP_KERNEL);
929 	if (!clock)
932 	dp83640_clock_init(clock, bus);
933 	list_add_tail(&phyter_clocks, &clock->list);
937 	return dp83640_clock_get(clock);
940 static void dp83640_clock_put(struct dp83640_clock *clock)
942 	mutex_unlock(&clock->clock_lock);
947 	struct dp83640_clock *clock;
954 	clock = dp83640_clock_get_bus(phydev->bus);
955 	if (!clock)
976 	dp83640->clock = clock;
978 	if (choose_this_phy(clock, phydev)) {
979 		clock->chosen = dp83640;
980 		clock->ptp_clock = ptp_clock_register(&clock->caps);
981 		if (IS_ERR(clock->ptp_clock)) {
982 			err = PTR_ERR(clock->ptp_clock);
986 		list_add_tail(&dp83640->list, &clock->phylist);
988 	if (clock->chosen && !list_empty(&clock->phylist))
989 		recalibrate(clock);
991 		enable_broadcast(dp83640->phydev, clock->page, 1);
993 	dp83640_clock_put(clock);
997 	clock->chosen = NULL;
1000 	dp83640_clock_put(clock);
1007 	struct dp83640_clock *clock;
1024 	clock = dp83640_clock_get(dp83640->clock);
1026 	if (dp83640 == clock->chosen) {
1027 		ptp_clock_unregister(clock->ptp_clock);
1028 		clock->chosen = NULL;
1030 		list_for_each_safe(this, next, &clock->phylist) {
1039 	dp83640_clock_put(clock);
1119 	mutex_lock(&dp83640->clock->extreg_lock);
1129 	mutex_unlock(&dp83640->clock->extreg_lock);