Commit a8c30832 authored by Ben Hutchings's avatar Ben Hutchings Committed by David S. Miller

mii: Add mii_advertise_flowctrl()

This converts flow control capabilites to an advertising mask and can
be useful in combination with mii_resolve_flowctrl_fdx().
Signed-off-by: default avatarBen Hutchings <>
Signed-off-by: default avatarDavid S. Miller <>
parent 44c22ee9
......@@ -239,6 +239,22 @@ static inline unsigned int mii_duplex (unsigned int duplex_lock,
return 0;
* mii_advertise_flowctrl - get flow control advertisement flags
* @cap: Flow control capabilities (FLOW_CTRL_RX, FLOW_CTRL_TX or both)
static inline u16 mii_advertise_flowctrl(int cap)
u16 adv = 0;
if (cap & FLOW_CTRL_RX)
if (cap & FLOW_CTRL_TX)
return adv;
* mii_resolve_flowctrl_fdx
* @lcladv: value of MII ADVERTISE register
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