With a virtual PHC, don't try to switch to the physical PHC after a
link-state change. JBOD and other multi-PHC configurations are not
supported with vclocks yet.
Signed-off-by: Miroslav Lichvar <mlich...@redhat.com>
---
port.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/port.c b/port.c
index d9dac38..535821e 100644
--- a/port.c
+++ b/port.c
@@ -2706,8 +2706,9 @@ void port_link_status(void *ctx, int linkup, int ts_index)
(p->link_status & LINK_STATE_CHANGED || p->link_status &
TS_LABEL_CHANGED)) {
interface_get_tsinfo(p->iface);
- /* Only switch phc with HW time stamping mode */
+ /* Only switch a non-vclock PHC with HW time stamping. */
if (interface_tsinfo_valid(p->iface) &&
+ interface_get_vclock(p->iface) < 0 &&
interface_phc_index(p->iface) >= 0) {
required_modes = clock_required_modes(p->clock);
if (!interface_tsmodes_supported(p->iface,
required_modes)) {
--
2.36.1
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