3  * PTP virtual clock driver
16 static int ptp_vclock_adjfine(struct ptp_clock_info *ptp, long scaled_ppm)  in ptp_vclock_adjfine()  argument
18 	struct ptp_vclock *vclock = info_to_vclock(ptp);  in ptp_vclock_adjfine()
33 static int ptp_vclock_adjtime(struct ptp_clock_info *ptp, s64 delta)  in ptp_vclock_adjtime()  argument
35 	struct ptp_vclock *vclock = info_to_vclock(ptp);  in ptp_vclock_adjtime()
45 static int ptp_vclock_gettime(struct ptp_clock_info *ptp,  in ptp_vclock_gettime()  argument
48 	struct ptp_vclock *vclock = info_to_vclock(ptp);  in ptp_vclock_gettime()
60 static int ptp_vclock_settime(struct ptp_clock_info *ptp,  in ptp_vclock_settime()  argument
63 	struct ptp_vclock *vclock = info_to_vclock(ptp);  in ptp_vclock_settime()
74 static long ptp_vclock_refresh(struct ptp_clock_info *ptp)  in ptp_vclock_refresh()  argument
76 	struct ptp_vclock *vclock = info_to_vclock(ptp);  in ptp_vclock_refresh()
86 	.name		= "ptp virtual clock",
99 	struct ptp_clock *ptp = vclock->pclock;  in ptp_vclock_read()  local
102 	if (ptp->info->gettimex64)  in ptp_vclock_read()
103 		ptp->info->gettimex64(ptp->info, &ts, NULL);  in ptp_vclock_read()
105 		ptp->info->gettime64(ptp->info, &ts);  in ptp_vclock_read()
129 	snprintf(vclock->info.name, PTP_CLOCK_NAME_LEN, "ptp%d_virt",  in ptp_vclock_register()
156 	struct ptp_clock *ptp;  in ptp_get_vclocks_index()  local
163 	snprintf(name, PTP_CLOCK_NAME_LEN, "ptp%d", pclock_index);  in ptp_get_vclocks_index()
168 	ptp = dev_get_drvdata(dev);  in ptp_get_vclocks_index()
170 	if (mutex_lock_interruptible(&ptp->n_vclocks_mux)) {  in ptp_get_vclocks_index()
175 	*vclock_index = kzalloc(sizeof(int) * ptp->n_vclocks, GFP_KERNEL);  in ptp_get_vclocks_index()
179 	memcpy(*vclock_index, ptp->vclock_index, sizeof(int) * ptp->n_vclocks);  in ptp_get_vclocks_index()
180 	num = ptp->n_vclocks;  in ptp_get_vclocks_index()
182 	mutex_unlock(&ptp->n_vclocks_mux);  in ptp_get_vclocks_index()
193 	struct ptp_clock *ptp;  in ptp_convert_timestamp()  local
198 	snprintf(name, PTP_CLOCK_NAME_LEN, "ptp%d", vclock_index);  in ptp_convert_timestamp()
203 	ptp = dev_get_drvdata(dev);  in ptp_convert_timestamp()
204 	if (!ptp->is_virtual_clock) {  in ptp_convert_timestamp()
209 	vclock = info_to_vclock(ptp->info);  in ptp_convert_timestamp()