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selftest: netdevsim: Add devlink rate nodes test

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Test verifies that it is possible to create, delete and set min/max tx
rate of devlink rate node on netdevsim VF.

Co-developed-by: Vlad Buslov <vladbu@nvidia.com>
Signed-off-by: Vlad Buslov <vladbu@nvidia.com>
Signed-off-by: Dmytro Linkin <dlinkin@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dmytro Linkin 2021-06-02 15:17:27 +03:00 committed by David S. Miller
parent 885226f568
commit 413ee943d7
1 changed files with 45 additions and 0 deletions
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45
tools/testing/selftests/drivers/net/netdevsim/devlink.sh
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@ -516,6 +516,14 @@ rate_leafs_get()
'.[] | to_entries | .[] | select(.value.type == "leaf") | .key | select(contains("'$handle'"))'
}
rate_nodes_get()
{
local handle=$1
cmd_jq "devlink port function rate show -j" \
'.[] | to_entries | .[] | select(.value.type == "node") | .key | select(contains("'$handle'"))'
}
rate_attr_set()
{
local handle=$1
@ -555,6 +563,20 @@ rate_attr_tx_rate_check()
check_err $? "Unexpected $name attr value $api_value != $rate"
}
rate_node_add()
{
local handle=$1
devlink port function rate add $handle
}
rate_node_del()
{
local handle=$1
devlink port function rate del $handle
}
rate_test()
{
RET=0
@ -582,6 +604,29 @@ rate_test()
rate=$(($rate+100))
done
local node1_name='group1'
local node1="$DL_HANDLE/$node1_name"
rate_node_add "$node1"
check_err $? "Failed to add node $node1"
local num_nodes=`rate_nodes_get $DL_HANDLE | wc -w`
[ $num_nodes == 1 ]
check_err $? "Expected 1 rate node in output but got $num_nodes"
local node_tx_share=10
rate_attr_tx_rate_check $node1 tx_share $node_tx_share \
$DEBUGFS_DIR/rate_nodes/${node1##*/}/tx_share
local node_tx_max=100
rate_attr_tx_rate_check $node1 tx_max $node_tx_max \
$DEBUGFS_DIR/rate_nodes/${node1##*/}/tx_max
rate_node_del "$node1"
check_err $? "Failed to delete node $node1"
local num_nodes=`rate_nodes_get $DL_HANDLE | wc -w`
[ $num_nodes == 0 ]
check_err $? "Expected 0 rate node but got $num_nodes"
log_test "rate test"
}