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Commit 5aeba3e8 authored by Petr Machata's avatar Petr Machata Committed by David S. Miller
Browse files

selftests: mlxsw: Add devlink_lib_spectrum.sh 



This library builds on top of devlink_lib.sh and contains functionality
specific to Spectrum ASICs, e.g., re-partitioning the various KVD
sub-parts.

Signed-off-by: default avatarYuval Mintz <yuvalm@mellanox.com>
[petrm@mellanox.com: Split this out from another patch. Fix line length
in devlink_sp_read_kvd_defaults().]
Signed-off-by: default avatarPetr Machata <petrm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent bc7cbb1e

MAINTAINERS

+1 −0
Original line number Diff line number Diff line
@@ -9154,6 +9154,7 @@ S: Supported 
W:	http://www.mellanox.com

Q:	http://patchwork.ozlabs.org/project/netdev/list/

F:	drivers/net/ethernet/mellanox/mlxsw/

F:	tools/testing/selftests/drivers/net/mlxsw/



MELLANOX FIRMWARE FLASH LIBRARY (mlxfw)

M:	mlxsw@mellanox.com

tools/testing/selftests/drivers/net/mlxsw/spectrum/devlink_lib_spectrum.sh

0 → 100644
+119 −0
Original line number Diff line number Diff line 
#!/bin/bash

# SPDX-License-Identifier: GPL-2.0



source "../../../../net/forwarding/devlink_lib.sh"



if [ "$DEVLINK_VIDDID" != "15b3:cb84" ]; then

	echo "SKIP: test is tailored for Mellanox Spectrum"

	exit 1

fi



# Needed for returning to default

declare -A KVD_DEFAULTS



KVD_CHILDREN="linear hash_single hash_double"

KVDL_CHILDREN="singles chunks large_chunks"



devlink_sp_resource_minimize()

{

	local size

	local i



	for i in $KVD_CHILDREN; do

		size=$(devlink_resource_get kvd "$i" | jq '.["size_min"]')

		devlink_resource_size_set "$size" kvd "$i"

	done



	for i in $KVDL_CHILDREN; do

		size=$(devlink_resource_get kvd linear "$i" | \

		       jq '.["size_min"]')

		devlink_resource_size_set "$size" kvd linear "$i"

	done

}



devlink_sp_size_kvd_to_default()

{

	local need_reload=0

	local i



	for i in $KVD_CHILDREN; do

		local size=$(echo "${KVD_DEFAULTS[kvd_$i]}" | jq '.["size"]')

		current_size=$(devlink_resource_size_get kvd "$i")



		if [ "$size" -ne "$current_size" ]; then

			devlink_resource_size_set "$size" kvd "$i"

			need_reload=1

		fi

	done



	for i in $KVDL_CHILDREN; do

		local size=$(echo "${KVD_DEFAULTS[kvd_linear_$i]}" | \

			     jq '.["size"]')

		current_size=$(devlink_resource_size_get kvd linear "$i")



		if [ "$size" -ne "$current_size" ]; then

			devlink_resource_size_set "$size" kvd linear "$i"

			need_reload=1

		fi

	done



	if [ "$need_reload" -ne "0" ]; then

		devlink_reload

	fi

}



devlink_sp_read_kvd_defaults()

{

	local key

	local i



	KVD_DEFAULTS[kvd]=$(devlink_resource_get "kvd")

	for i in $KVD_CHILDREN; do

		key=kvd_$i

		KVD_DEFAULTS[$key]=$(devlink_resource_get kvd "$i")

	done



	for i in $KVDL_CHILDREN; do

		key=kvd_linear_$i

		KVD_DEFAULTS[$key]=$(devlink_resource_get kvd linear "$i")

	done

}



KVD_PROFILES="default scale ipv4_max"



devlink_sp_resource_kvd_profile_set()

{

	local profile=$1



	case "$profile" in

	scale)

		devlink_resource_size_set 64000 kvd linear

		devlink_resource_size_set 15616 kvd linear singles

		devlink_resource_size_set 32000 kvd linear chunks

		devlink_resource_size_set 16384 kvd linear large_chunks

		devlink_resource_size_set 128000 kvd hash_single

		devlink_resource_size_set 48000 kvd hash_double

		devlink_reload

		;;

	ipv4_max)

		devlink_resource_size_set 64000 kvd linear

		devlink_resource_size_set 15616 kvd linear singles

		devlink_resource_size_set 32000 kvd linear chunks

		devlink_resource_size_set 16384 kvd linear large_chunks

		devlink_resource_size_set 144000 kvd hash_single

		devlink_resource_size_set 32768 kvd hash_double

		devlink_reload

		;;

	default)

		devlink_resource_size_set 98304 kvd linear

		devlink_resource_size_set 16384 kvd linear singles

		devlink_resource_size_set 49152 kvd linear chunks

		devlink_resource_size_set 32768 kvd linear large_chunks

		devlink_resource_size_set 87040 kvd hash_single

		devlink_resource_size_set 60416 kvd hash_double

		devlink_reload

		;;

	*)

		check_err 1 "Unknown profile $profile"

	esac

}