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

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 source "../../../../net/forwarding/devlink_lib.sh"
   5
   6 if [ "$DEVLINK_VIDDID" != "15b3:cb84" ]; then
   7         echo "SKIP: test is tailored for Mellanox Spectrum"
   8         exit 1
   9 fi
  10
  11 # Needed for returning to default
  12 declare -A KVD_DEFAULTS
  13
  14 KVD_CHILDREN="linear hash_single hash_double"
  15 KVDL_CHILDREN="singles chunks large_chunks"
  16
  17 devlink_sp_resource_minimize()
  18 {
  19         local size
  20         local i
  21
  22         for i in $KVD_CHILDREN; do
  23                 size=$(devlink_resource_get kvd "$i" | jq '.["size_min"]')
  24                 devlink_resource_size_set "$size" kvd "$i"
  25         done
  26
  27         for i in $KVDL_CHILDREN; do
  28                 size=$(devlink_resource_get kvd linear "$i" | \
  29                        jq '.["size_min"]')
  30                 devlink_resource_size_set "$size" kvd linear "$i"
  31         done
  32 }
  33
  34 devlink_sp_size_kvd_to_default()
  35 {
  36         local need_reload=0
  37         local i
  38
  39         for i in $KVD_CHILDREN; do
  40                 local size=$(echo "${KVD_DEFAULTS[kvd_$i]}" | jq '.["size"]')
  41                 current_size=$(devlink_resource_size_get kvd "$i")
  42
  43                 if [ "$size" -ne "$current_size" ]; then
  44                         devlink_resource_size_set "$size" kvd "$i"
  45                         need_reload=1
  46                 fi
  47         done
  48
  49         for i in $KVDL_CHILDREN; do
  50                 local size=$(echo "${KVD_DEFAULTS[kvd_linear_$i]}" | \
  51                              jq '.["size"]')
  52                 current_size=$(devlink_resource_size_get kvd linear "$i")
  53
  54                 if [ "$size" -ne "$current_size" ]; then
  55                         devlink_resource_size_set "$size" kvd linear "$i"
  56                         need_reload=1
  57                 fi
  58         done
  59
  60         if [ "$need_reload" -ne "0" ]; then
  61                 devlink_reload
  62         fi
  63 }
  64
  65 devlink_sp_read_kvd_defaults()
  66 {
  67         local key
  68         local i
  69
  70         KVD_DEFAULTS[kvd]=$(devlink_resource_get "kvd")
  71         for i in $KVD_CHILDREN; do
  72                 key=kvd_$i
  73                 KVD_DEFAULTS[$key]=$(devlink_resource_get kvd "$i")
  74         done
  75
  76         for i in $KVDL_CHILDREN; do
  77                 key=kvd_linear_$i
  78                 KVD_DEFAULTS[$key]=$(devlink_resource_get kvd linear "$i")
  79         done
  80 }
  81
  82 KVD_PROFILES="default scale ipv4_max"
  83
  84 devlink_sp_resource_kvd_profile_set()
  85 {
  86         local profile=$1
  87
  88         case "$profile" in
  89         scale)
  90                 devlink_resource_size_set 64000 kvd linear
  91                 devlink_resource_size_set 15616 kvd linear singles
  92                 devlink_resource_size_set 32000 kvd linear chunks
  93                 devlink_resource_size_set 16384 kvd linear large_chunks
  94                 devlink_resource_size_set 128000 kvd hash_single
  95                 devlink_resource_size_set 48000 kvd hash_double
  96                 devlink_reload
  97                 ;;
  98         ipv4_max)
  99                 devlink_resource_size_set 64000 kvd linear
 100                 devlink_resource_size_set 15616 kvd linear singles
 101                 devlink_resource_size_set 32000 kvd linear chunks
 102                 devlink_resource_size_set 16384 kvd linear large_chunks
 103                 devlink_resource_size_set 144000 kvd hash_single
 104                 devlink_resource_size_set 32768 kvd hash_double
 105                 devlink_reload
 106                 ;;
 107         default)
 108                 devlink_resource_size_set 98304 kvd linear
 109                 devlink_resource_size_set 16384 kvd linear singles
 110                 devlink_resource_size_set 49152 kvd linear chunks
 111                 devlink_resource_size_set 32768 kvd linear large_chunks
 112                 devlink_resource_size_set 87040 kvd hash_single
 113                 devlink_resource_size_set 60416 kvd hash_double
 114                 devlink_reload
 115                 ;;
 116         *)
 117                 check_err 1 "Unknown profile $profile"
 118         esac
 119 }