[PATCH net-next] bonding: add 802.3ad support for 25G speeds

From: Jarod Wilson
Date: Tue Mar 14 2017 - 11:50:24 EST


Cut-n-paste enablement of 802.3ad bonding on 25G NICs, which currently
report 0 as their bandwidth.

CC: Jay Vosburgh <j.vosburgh@xxxxxxxxx>
CC: Veaceslav Falico <vfalico@xxxxxxxxx>
CC: Andy Gospodarek <andy@xxxxxxxxxxxxx>
CC: netdev@xxxxxxxxxxxxxxx
Signed-off-by: Jarod Wilson <jarod@xxxxxxxxxx>
---
note: I swear I saw a patch for this already, but I don't see it on the
list and it isn't committed, so here's this...

drivers/net/bonding/bond_3ad.c | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 431926bba9f4..508713b4e533 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -92,6 +92,7 @@ enum ad_link_speed_type {
AD_LINK_SPEED_2500MBPS,
AD_LINK_SPEED_10000MBPS,
AD_LINK_SPEED_20000MBPS,
+ AD_LINK_SPEED_25000MBPS,
AD_LINK_SPEED_40000MBPS,
AD_LINK_SPEED_56000MBPS,
AD_LINK_SPEED_100000MBPS,
@@ -260,6 +261,7 @@ static inline int __check_agg_selection_timer(struct port *port)
* %AD_LINK_SPEED_2500MBPS,
* %AD_LINK_SPEED_10000MBPS
* %AD_LINK_SPEED_20000MBPS
+ * %AD_LINK_SPEED_25000MBPS
* %AD_LINK_SPEED_40000MBPS
* %AD_LINK_SPEED_56000MBPS
* %AD_LINK_SPEED_100000MBPS
@@ -302,6 +304,10 @@ static u16 __get_link_speed(struct port *port)
speed = AD_LINK_SPEED_20000MBPS;
break;

+ case SPEED_25000:
+ speed = AD_LINK_SPEED_25000MBPS;
+ break;
+
case SPEED_40000:
speed = AD_LINK_SPEED_40000MBPS;
break;
@@ -707,6 +713,9 @@ static u32 __get_agg_bandwidth(struct aggregator *aggregator)
case AD_LINK_SPEED_20000MBPS:
bandwidth = nports * 20000;
break;
+ case AD_LINK_SPEED_25000MBPS:
+ bandwidth = nports * 25000;
+ break;
case AD_LINK_SPEED_40000MBPS:
bandwidth = nports * 40000;
break;
--
2.11.0