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-rw-r--r--Documentation/networking/sfp-phylink.rst6
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/networking/sfp-phylink.rst b/Documentation/networking/sfp-phylink.rst
index 91446b431b70..d753a309f9d1 100644
--- a/Documentation/networking/sfp-phylink.rst
+++ b/Documentation/networking/sfp-phylink.rst
@@ -8,7 +8,8 @@ Overview
========
phylink is a mechanism to support hot-pluggable networking modules
-without needing to re-initialise the adapter on hot-plug events.
+directly connected to a MAC without needing to re-initialise the
+adapter on hot-plug events.
phylink supports conventional phylib-based setups, fixed link setups
and SFP (Small Formfactor Pluggable) modules at present.
@@ -250,7 +251,8 @@ this documentation.
phylink_mac_change(priv->phylink, link_is_up);
where ``link_is_up`` is true if the link is currently up or false
- otherwise.
+ otherwise. If a MAC is unable to provide these interrupts, then
+ it should set ``priv->phylink_config.pcs_poll = true;`` in step 9.
11. Verify that the driver does not call::
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