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author | 2019-11-18 08:23:06 +0000 | |
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committer | 2019-11-20 09:42:56 +0200 | |
commit | decfc5c70d206fdfba5de8405eb9148de6d7897b (patch) | |
tree | d7024551bd55b58867a14d0705b748be53b451b0 /drivers/net/wireless/quantenna/qtnfmac/bus.h | |
parent | qtnfmac: remove VIF in firmware in case of error (diff) | |
download | wireguard-linux-decfc5c70d206fdfba5de8405eb9148de6d7897b.tar.xz wireguard-linux-decfc5c70d206fdfba5de8405eb9148de6d7897b.zip |
qtnfmac: track broadcast domain of each interface
If firmware reports that it supports hardware switch capabilities,
driver needs to track and notify device whenever broadcast domain
of a particular network device changes (ie. whenever it's upper
master device changes).
Firmware needs a unique ID to tell broadcast domains from each other
which is an opaque number otherwise. For that purpose we can use
netspace:ifidx pair to uniquely identify each broadcast domain:
- if netdev is not part of a bridge, then use it's own ifidx
as a broadcast domain ID
- if netdev is part of a bridge, then use bridge netdev ifidx
as broadcast domain ID
Firmware makes sure that packets are only forwarded between
interfaces marked with the same broadcast domain ID.
Signed-off-by: Igor Mitsyanko <igor.mitsyanko.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/quantenna/qtnfmac/bus.h')
-rw-r--r-- | drivers/net/wireless/quantenna/qtnfmac/bus.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wireless/quantenna/qtnfmac/bus.h b/drivers/net/wireless/quantenna/qtnfmac/bus.h index 7cea08f71838..4c6eca344a09 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/bus.h +++ b/drivers/net/wireless/quantenna/qtnfmac/bus.h @@ -54,6 +54,7 @@ struct qtnf_bus { struct work_struct event_work; struct mutex bus_lock; /* lock during command/event processing */ struct dentry *dbg_dir; + struct notifier_block netdev_nb; /* bus private data */ char bus_priv[0] __aligned(sizeof(void *)); }; |