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conf: add minpoll option to hwtimestamp directive

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This commit is contained in:
Miroslav Lichvar
2017-01-19 12:59:06 +01:00
parent 9800e397fb
commit 510784077f
4 changed files with 16 additions and 2 deletions
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5
ntp_io_linux.c
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@@ -77,6 +77,9 @@ struct Interface {
/* Number of PHC readings per HW clock sample */
#define PHC_READINGS 10
/* Minimum interval between PHC readings */
#define MIN_PHC_POLL -6
/* Maximum acceptable offset between HW and daemon/kernel timestamp */
#define MAX_TS_DELAY 1.0
@@ -179,7 +182,7 @@ add_interface(CNF_HwTsInterface *conf_iface)
iface->tx_comp = conf_iface->tx_comp;
iface->rx_comp = conf_iface->rx_comp;
iface->clock = HCL_CreateInstance(1.0);
iface->clock = HCL_CreateInstance(UTI_Log2ToDouble(MAX(conf_iface->minpoll, MIN_PHC_POLL)));
DEBUG_LOG(LOGF_NtpIOLinux, "Enabled HW timestamping on %s", iface->name);