The name NSEC2SEC implies converting nanoseconds to seconds, but the value
used for the macro converts seconds to nanoseconds. NSEC_PER_SEC is the
accurate name for this macro. Move macro to common location in util.h.
Signed-off-by: Rahul Rameshbabu <rrameshb...@nvidia.com>
---
Notes:
Changes:
v2->v3:
- Eliminate unnecessary tmo variable due to refactor in tc.c.
phc_ctl.c | 8 +++-----
port.c | 14 +++++++-------
port_private.h | 3 +--
servo.c | 3 +--
tc.c | 9 ++++-----
util.h | 2 ++
6 files changed, 18 insertions(+), 21 deletions(-)
diff --git a/phc_ctl.c b/phc_ctl.c
index 92e597c..db89f01 100644
--- a/phc_ctl.c
+++ b/phc_ctl.c
@@ -48,8 +48,6 @@
#include "util.h"
#include "version.h"
-#define NSEC2SEC 1000000000.0
-
/* trap the alarm signal so that pause() will wake up on receipt */
static void handle_alarm(int s)
{
@@ -68,7 +66,7 @@ static void double_to_timespec(double d, struct timespec *ts)
* value by our fractional component. This results in a correct
* timespec from the double representing seconds.
*/
- ts->tv_nsec = (long)(NSEC2SEC * fraction);
+ ts->tv_nsec = (long)(NSEC_PER_SEC * fraction);
}
static int install_handler(int signum, void(*handler)(int))
@@ -230,7 +228,7 @@ static int do_adj(clockid_t clkid, int cmdc, char *cmdv[])
return -2;
}
- nsecs = (int64_t)(NSEC2SEC * time_arg);
+ nsecs = (int64_t)(NSEC_PER_SEC * time_arg);
clockadj_init(clkid);
clockadj_step(clkid, nsecs);
@@ -257,7 +255,7 @@ static int do_freq(clockid_t clkid, int cmdc, char *cmdv[])
}
/* parse the double ppb argument */
- r = get_ranged_double(cmdv[0], &ppb, -NSEC2SEC, NSEC2SEC);
+ r = get_ranged_double(cmdv[0], &ppb, -NSEC_PER_SEC, NSEC_PER_SEC);
switch (r) {
case PARSED_OK:
break;
diff --git a/port.c b/port.c
index d551bef..b75f850 100644
--- a/port.c
+++ b/port.c
@@ -138,17 +138,17 @@ static int msg_current(struct ptp_message *m, struct
timespec now)
{
int64_t t1, t2, tmo;
- t1 = m->ts.host.tv_sec * NSEC2SEC + m->ts.host.tv_nsec;
- t2 = now.tv_sec * NSEC2SEC + now.tv_nsec;
+ t1 = m->ts.host.tv_sec * NSEC_PER_SEC + m->ts.host.tv_nsec;
+ t2 = now.tv_sec * NSEC_PER_SEC + now.tv_nsec;
if (m->header.logMessageInterval <= -31) {
tmo = 0;
} else if (m->header.logMessageInterval >= 31) {
tmo = INT64_MAX;
} else if (m->header.logMessageInterval < 0) {
- tmo = 4LL * NSEC2SEC / (1 << -m->header.logMessageInterval);
+ tmo = 4LL * NSEC_PER_SEC / (1 << -m->header.logMessageInterval);
} else {
- tmo = 4LL * (1 << m->header.logMessageInterval) * NSEC2SEC;
+ tmo = 4LL * (1 << m->header.logMessageInterval) * NSEC_PER_SEC;
}
return t2 - t1 < tmo;
@@ -340,10 +340,10 @@ static void fc_prune(struct foreign_clock *fc)
static int delay_req_current(struct ptp_message *m, struct timespec now)
{
- int64_t t1, t2, tmo = 5 * NSEC2SEC;
+ int64_t t1, t2, tmo = 5 * NSEC_PER_SEC;
- t1 = m->ts.host.tv_sec * NSEC2SEC + m->ts.host.tv_nsec;
- t2 = now.tv_sec * NSEC2SEC + now.tv_nsec;
+ t1 = m->ts.host.tv_sec * NSEC_PER_SEC + m->ts.host.tv_nsec;
+ t2 = now.tv_sec * NSEC_PER_SEC + now.tv_nsec;
return t2 - t1 < tmo;
}
diff --git a/port_private.h b/port_private.h
index 3b02d2f..d922a3d 100644
--- a/port_private.h
+++ b/port_private.h
@@ -28,8 +28,7 @@
#include "msg.h"
#include "power_profile.h"
#include "tmv.h"
-
-#define NSEC2SEC 1000000000LL
+#include "util.h"
enum syfu_state {
SF_EMPTY,
diff --git a/servo.c b/servo.c
index daaa41c..a68c04a 100644
--- a/servo.c
+++ b/servo.c
@@ -26,11 +26,10 @@
#include "pi.h"
#include "refclock_sock.h"
#include "servo_private.h"
+#include "util.h"
#include "print.h"
-#define NSEC_PER_SEC 1000000000
-
struct servo *servo_create(struct config *cfg, enum servo_type type,
double fadj, int max_ppb, int sw_ts)
{
diff --git a/tc.c b/tc.c
index 1847041..20717c1 100644
--- a/tc.c
+++ b/tc.c
@@ -254,13 +254,12 @@ static void tc_complete(struct port *q, struct port *p,
static int tc_current(struct ptp_message *m, struct timespec now)
{
- int64_t t1, t2, tmo;
+ int64_t t1, t2;
- tmo = 1LL * NSEC2SEC;
- t1 = m->ts.host.tv_sec * NSEC2SEC + m->ts.host.tv_nsec;
- t2 = now.tv_sec * NSEC2SEC + now.tv_nsec;
+ t1 = m->ts.host.tv_sec * NSEC_PER_SEC + m->ts.host.tv_nsec;
+ t2 = now.tv_sec * NSEC_PER_SEC + now.tv_nsec;
- return t2 - t1 < tmo;
+ return t2 - t1 < NSEC_PER_SEC;
}
static int tc_fwd_event(struct port *q, struct ptp_message *msg)
diff --git a/util.h b/util.h
index 2bbde71..1cbd9b6 100644
--- a/util.h
+++ b/util.h
@@ -33,6 +33,8 @@
#define MAX_PRINT_BYTES 16
#define BIN_BUF_SIZE (MAX_PRINT_BYTES * 3 + 1)
+#define NSEC_PER_SEC 1000000000LL
+
/**
* Table of human readable strings, one for each port state.
*/
--
2.40.1
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