pdelay/ieee1588: add timeout to the Pdelay_req msg.

The value of logMinPdelayReqInterval is a compromise between the fluctuation in link delay and startup time and the communication and computation load imposed by transmission of these messages. Although, I have set it to 0 so far... Signed-off-by: C.Prados <c.prados@gsi.de>

pdelay/ieee1588: add timeout to the Pdelay_req msg.
The value of logMinPdelayReqInterval is a compromise between the fluctuation in link delay and startup time and the communication and computation load imposed by transmission of these messages. Although, I have set it to 0 so far... Signed-off-by: C.Prados <c.prados@gsi.de>
e6aec3d0 · Cesar Prados · Alessandro Rubini · 3925ed68 · e6aec3d0 · e6aec3d0
Commit e6aec3d0 authored Oct 20, 2014 by Cesar Prados Committed by Alessandro Rubini May 16, 2016
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constants.h include/ppsi/constants.h +2 -0

ieee1588_types.h include/ppsi/ieee1588_types.h +1 -0

state-initializing.c proto-standard/state-initializing.c +1 -0

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--- a/include/ppsi/constants.h
+++ b/include/ppsi/constants.h
@@ -28,6 +28,7 @@
 #define PP_DEFAULT_DELAY_S			6
 #define PP_DEFAULT_ANNOUNCE_INTERVAL		1		/* 0 in 802.1AS */
 #define PP_DEFAULT_DELAYREQ_INTERVAL		0
+#define PP_DEFAULT_PDELAYREQ_INTERVAL		0
 #define PP_DEFAULT_SYNC_INTERVAL		0			/* -7 in 802.1AS */
 #define PP_DEFAULT_SYNC_RECEIPT_TIMEOUT		3
 #define PP_DEFAULT_ANNOUNCE_RECEIPT_TIMEOUT	20	/* 3 by default */
@@ -53,6 +54,7 @@
 /* We use an array of timeouts, with these indexes */
 enum pp_timeouts {
 	PP_TO_DELAYREQ = 0,
+	PP_TO_PDELAYREQ,
 	PP_TO_SYNC,
 	PP_TO_ANN_RECEIPT,
 	PP_TO_ANN_INTERVAL,

--- a/include/ppsi/ieee1588_types.h
+++ b/include/ppsi/ieee1588_types.h
@@ -262,6 +262,7 @@ typedef struct DSPort {			/* page 72 */
 	Integer8	logAnnounceInterval;
 	UInteger8	announceReceiptTimeout;
 	Integer8	logSyncInterval;
+	Integer8	logMinPDelayReqInterval;
 	/* Enumeration8	delayMechanism; -- not used */
 	UInteger4	versionNumber;


--- a/proto-standard/state-initializing.c
+++ b/proto-standard/state-initializing.c
@@ -42,6 +42,7 @@ int pp_initializing(struct pp_instance *ppi, unsigned char *pkt, int plen)
 	/* 1-based port number =  index of this ppi in the global array */
 	port->portIdentity.portNumber = 1 + ppi - ppi->glbs->pp_instances;
 	port->logMinDelayReqInterval = PP_DEFAULT_DELAYREQ_INTERVAL;
+	port->logMinPDelayReqInterval = PP_DEFAULT_PDELAYREQ_INTERVAL;
 	port->logAnnounceInterval = opt->announce_intvl;
 	port->announceReceiptTimeout = PP_DEFAULT_ANNOUNCE_RECEIPT_TIMEOUT;
 	port->logSyncInterval = opt->sync_intvl;