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authorBen Hutchings <bhutchings@solarflare.com>2009-04-29 12:15:05 +0400
committerDavid S. Miller <davem@davemloft.net>2009-04-30 04:32:35 +0400
commit44c22ee91b56d7cad3b48c439dd96aad2e910fbc (patch)
tree557bcb46fb7b7445402c0eed12c3d33729cae7bf /include/linux/mii.h
parent4023939667a906f0c02022ce7ec06d6512470211 (diff)
downloadlinux-44c22ee91b56d7cad3b48c439dd96aad2e910fbc.tar.xz
mii: Simplify mii_resolve_flowctrl_fdx()
This is a shorter and more comprehensible formulation of the conditions for each flow control mode. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/mii.h')
-rw-r--r--include/linux/mii.h18
1 files changed, 6 insertions, 12 deletions
diff --git a/include/linux/mii.h b/include/linux/mii.h
index ad748588faf1..14ecb2e114f1 100644
--- a/include/linux/mii.h
+++ b/include/linux/mii.h
@@ -250,18 +250,12 @@ static inline u8 mii_resolve_flowctrl_fdx(u16 lcladv, u16 rmtadv)
{
u8 cap = 0;
- if (lcladv & ADVERTISE_PAUSE_CAP) {
- if (lcladv & ADVERTISE_PAUSE_ASYM) {
- if (rmtadv & LPA_PAUSE_CAP)
- cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
- else if (rmtadv & LPA_PAUSE_ASYM)
- cap = FLOW_CTRL_RX;
- } else {
- if (rmtadv & LPA_PAUSE_CAP)
- cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
- }
- } else if (lcladv & ADVERTISE_PAUSE_ASYM) {
- if ((rmtadv & LPA_PAUSE_CAP) && (rmtadv & LPA_PAUSE_ASYM))
+ if (lcladv & rmtadv & ADVERTISE_PAUSE_CAP) {
+ cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
+ } else if (lcladv & rmtadv & ADVERTISE_PAUSE_ASYM) {
+ if (lcladv & ADVERTISE_PAUSE_CAP)
+ cap = FLOW_CTRL_RX;
+ else if (rmtadv & ADVERTISE_PAUSE_CAP)
cap = FLOW_CTRL_TX;
}