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Implements tc offload support for rvu representors.
Usage example:
- Add tc rule to drop packets with vlan id 3 using port
representor(Rpf1vf0).
# tc filter add dev Rpf1vf0 protocol 802.1Q parent ffff: flower
vlan_id 3 vlan_ethtype ipv4 skip_sw action drop
- Redirect packets with vlan id 5 and IPv4 packets to eth1,
after stripping vlan header.
# tc filter add dev Rpf1vf0 ingress protocol 802.1Q flower vlan_id 5
vlan_ethtype ipv4 skip_sw action vlan pop action mirred ingress
redirect dev eth1
Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Register devlink port for the rvu representors.
Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Implements the below requirement mentioned
in the representors documentation.
"
The representee's link state is controlled through the
representor. Setting the representor administratively UP
or DOWN should cause carrier ON or OFF at the representee.
"
This patch enables
- Reflecting the link state of representor based on the VF state and
link state of VF based on representor.
- On VF interface up/down a notification is sent via mbox to representor
to update the link state.
eg: ip link set eth0 up/down will disable carrier on/off
of the corresponding representor(r0p1) interface.
- On representor interface up/down will cause the link state update of VF.
eg: ip link set r0p1 up/down will disable carrier on/off
of the corresponding representee(eth0) interface.
Signed-off-by: Harman Kalra <hkalra@marvell.com>
Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Adds support to export VF port statistics via representor
netdev. Defines new mbox "NIX_LF_STATS" to fetch VF hw stats.
Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Adds initial devlink support to set/get the switchdev mode.
Representor netdevs are created for each rvu devices when
the switch mode is set to 'switchdev'. These netdevs are
be used to control and configure VFs.
Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Adds basic driver for the RVU representor.
Driver on probe does pci specific initialization and
does hw resources configuration. Introduces RVU_ESWITCH
kernel config to enable/disable the driver. Representor
and NIC shares the code but representors netdev support
subset of NIC functionality. Hence "otx2_rep_dev" API
helps to skip the features initialization that are not
supported by the representors.
Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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