drivers/ptp/ptp_mock.c

51 	struct mock_phc *phc = info_to_phc(info);
57 	spin_lock(&phc->lock);
58 	timecounter_read(&phc->tc);
59 	phc->cc.mult = MOCK_PHC_CC_MULT + adj;
60 	spin_unlock(&phc->lock);
67 	struct mock_phc *phc = info_to_phc(info);
69 	spin_lock(&phc->lock);
70 	timecounter_adjtime(&phc->tc, delta);
71 	spin_unlock(&phc->lock);
79 	struct mock_phc *phc = info_to_phc(info);
82 	spin_lock(&phc->lock);
83 	timecounter_init(&phc->tc, &phc->cc, ns);
84 	spin_unlock(&phc->lock);
91 	struct mock_phc *phc = info_to_phc(info);
94 	spin_lock(&phc->lock);
95 	ns = timecounter_read(&phc->tc);
96 	spin_unlock(&phc->lock);
112 int mock_phc_index(struct mock_phc *phc)
114 	return ptp_clock_index(phc->clock);
120 	struct mock_phc *phc;
123 	phc = kzalloc(sizeof(*phc), GFP_KERNEL);
124 	if (!phc) {
129 	phc->info = (struct ptp_clock_info) {
140 	phc->cc = (struct cyclecounter) {
147 	spin_lock_init(&phc->lock);
148 	timecounter_init(&phc->tc, &phc->cc, 0);
150 	phc->clock = ptp_clock_register(&phc->info, dev);
151 	if (IS_ERR(phc->clock)) {
152 		err = PTR_ERR(phc->clock);
156 	ptp_schedule_worker(phc->clock, MOCK_PHC_REFRESH_INTERVAL);
158 	return phc;
161 	kfree(phc);
167 void mock_phc_destroy(struct mock_phc *phc)
169 	ptp_clock_unregister(phc->clock);
170 	kfree(phc);