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IEEE 802.3-2018 clause 99 defines a MAC Merge sublayer which contains an Express MAC and a Preemptible MAC. Both MACs are hidden to higher and lower layers and visible as a single MAC (packet classification to eMAC or pMAC on TX is done based on priority; classification on RX is done based on SFD). For devices which support a MAC Merge sublayer, it is desirable to retrieve individual packet counters from the eMAC and the pMAC, as well as aggregate statistics (their sum). Introduce a new ETHTOOL_A_STATS_SRC attribute which is part of the policy of ETHTOOL_MSG_STATS_GET and, and an ETHTOOL_A_PAUSE_STATS_SRC which is part of the policy of ETHTOOL_MSG_PAUSE_GET (accepted when ETHTOOL_FLAG_STATS is set in the common ethtool header). Both of these take values from enum ethtool_mac_stats_src, defaulting to "aggregate" in the absence of the attribute. Existing drivers do not need to pay attention to this enum which was added to all driver-facing structures, just the ones which report the MAC merge layer as supported. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> |
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.. | ||
bitset.c | ||
bitset.h | ||
cabletest.c | ||
channels.c | ||
coalesce.c | ||
common.c | ||
common.h | ||
debug.c | ||
eee.c | ||
eeprom.c | ||
features.c | ||
fec.c | ||
ioctl.c | ||
linkinfo.c | ||
linkmodes.c | ||
linkstate.c | ||
Makefile | ||
mm.c | ||
module.c | ||
netlink.c | ||
netlink.h | ||
pause.c | ||
phc_vclocks.c | ||
plca.c | ||
privflags.c | ||
pse-pd.c | ||
rings.c | ||
rss.c | ||
stats.c | ||
strset.c | ||
tsinfo.c | ||
tunnels.c | ||
wol.c |