mirror of
https://github.com/breeze303/openwrt-ipq.git
synced 2025-12-16 12:11:06 +00:00
972238704c
Signed-off-by: Sean Khan <datapronix@protonmail.com> (cherry picked from commit 0056ba46ffe980c88ab4d250eb4799cb0a632de7)
183 lines
6.3 KiB
Bash
183 lines
6.3 KiB
Bash
#!/bin/sh /etc/rc.common
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# shellcheck disable=3043,3010
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# Copyright (c) 2021 The Linux Foundation. All rights reserved.
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# Permission to use, copy, modify, and/or distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#
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START=95
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NAME=qca-nss-pbuf
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reload_wifi() {
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if [ -r /sys/module/ath11k/parameters/nss_offload ]; then
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nss_offload=$(cat /sys/module/ath11k/parameters/nss_offload 2> /dev/null)
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[ "$nss_offload" -eq 1 ] && wifi up
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fi
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}
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get_num_cpus() {
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local num_cpus
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num_cpus=$(awk -F': ' '/^processor/ {count++} END {print count}' /proc/cpuinfo)
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echo "${num_cpus:-1}"
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}
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apply_sysctl() {
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[ "$(sysctl -n -e dev.nss.general.redirect)" -eq 0 ] && /etc/init.d/qca-nss-ecm start
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# Running this script multiple times is useless, as extra_pbuf_core0
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# can't be changed if it is allocated, assume it's already been run.
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if [ "$(sysctl -n -e dev.nss.n2hcfg.extra_pbuf_core0)" -eq 0 ]; then
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logger -t $NAME "$board - setting dev.nss.n2hcfg.extra_pbuf_core0=$extra_pbuf_core0"
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sysctl -w dev.nss.n2hcfg.extra_pbuf_core0="$extra_pbuf_core0" > /dev/null 2>&1
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else
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logger -t $NAME "Sysctl key 'extra_pbuf_core0' already set to '""$extra_pbuf_core0""'. Skipping applying wifi nss configs"
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fi
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sysctl -w dev.nss.n2hcfg.n2h_high_water_core0="$n2h_high_water_core0" > /dev/null 2>&1
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logger -t $NAME "$board - setting dev.nss.n2hcfg.n2h_wifi_pool_buf=$n2h_wifi_pool_buf"
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sysctl -w dev.nss.n2hcfg.n2h_wifi_pool_buf="$n2h_wifi_pool_buf" > /dev/null 2>&1
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logger -t $NAME "$board - setting dev.nss.n2hcfg.n2h_high_water_core0=$n2h_high_water_core0"
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sysctl -w dev.nss.n2hcfg.n2h_high_water_core0="$n2h_high_water_core0" > /dev/null 2>&1
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}
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apply_nss_config() {
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local auto_scale n2h_queue_limit_core0 n2h_queue_limit_core1 num_cpus
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local hash_bitmap
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if [ ! -r /sys/module/ath11k/parameters/nss_offload ]; then
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logger -t $NAME "Module parameter '/sys/module/ath11k/parameters/nss_offload' does NOT exist. Skipping applying wifi nss configs"
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exit 1
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fi
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enable_nss_offload=$(cat /sys/module/ath11k/parameters/nss_offload)
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if [ "$enable_nss_offload" -ne "1" ]; then
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logger -t $NAME -s user.warn "Module parameter 'nss_offload=0'. Skipping applying wifi nss configs"
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exit 1
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fi
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[ ! -d "/proc/sys/dev/nss/rps" ] && {
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logger -s -t $NAME -p user.error "NSS driver not loaded or disabled! Exiting... "
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exit 1
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}
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config_load pbuf
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config_get_bool auto_scale opt auto_scale 0
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config_get n2h_queue_limit_core0 opt n2h_queue_limit_core0 256
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config_get n2h_queue_limit_core1 opt n2h_queue_limit_core1 256
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sysctl -w dev.nss.clock.auto_scale="$auto_scale" > /dev/null 2>&1
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sysctl -w dev.nss.n2hcfg.n2h_queue_limit_core0="$n2h_queue_limit_core0" > /dev/null 2>&1
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sysctl -w dev.nss.n2hcfg.n2h_queue_limit_core1="$n2h_queue_limit_core1" > /dev/null 2>&1
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local memory_profile memtotal board
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board=$(board_name)
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if memory_profile=$(uci_get pbuf.opt.memory_profile); then
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case "$memory_profile" in
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1024 | 1g* | 512 | 512m* | 256 | 256m*)
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logger -t $NAME "Using custom memory profile - $board"
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;;
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off* | false* | disable* | 0)
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logger -s -t $NAME -p user.warn "NSS pbuf option 'memory_profile=off'. Not running. Enable if you have issues connecting more than 65 clients"
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exit 0
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;;
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auto)
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memtotal=$(awk '/MemTotal/{print $2}' /proc/meminfo)
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[ "$memtotal" -gt 512000 ] && memory_profile=1024
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[ "$memtotal" -le 512000 ] && memory_profile=512
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[ "$memtotal" -le 256000 ] && memory_profile=256
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logger -t $NAME "Setting n2hcfg values for board: $board"
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;;
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*)
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logger -s -t $NAME -p user.error "Unknown profile $memory_profile. Choose auto, 1gb, 512mb, or 256mb"
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exit 1
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;;
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esac
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else
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exit 0
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fi
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case "$memory_profile" in
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# 1GB+ profile
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1024 | 1g*)
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extra_pbuf_core0=10000000 n2h_high_water_core0=72512 n2h_wifi_pool_buf=36864 apply_sysctl
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;;
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# 512MB profile
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512 | 512m*)
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extra_pbuf_core0=3100000 n2h_high_water_core0=30624 n2h_wifi_pool_buf=8192 apply_sysctl
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;;
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# 256MB profile
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256 | 256m*)
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extra_pbuf_core0=3100000 n2h_high_water_core0=30258 n2h_wifi_pool_buf=4096 apply_sysctl
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;;
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esac
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}
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set_stats_disable() {
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local stats_disable
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config_load pbuf
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config_get stats_disable opt stats_disable 1
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find /sys/kernel/debug/ath11k -name stats_disable | while read -r stats_file; do
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stats_msg_prefix="Disabling"
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[ "$stats_disable" -eq 0 ] && stats_msg_prefix="Enabling"
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logger -t $NAME -p user.notice "$stats_msg_prefix ath11k stats"
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echo "$stats_disable" > "$stats_file"
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done
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}
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set_scaling_governor() {
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local scaling_governor num_cpus
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config_load pbuf
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config_get scaling_governor opt scaling_governor
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scaling_available_governors=/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors
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if [ -r "$scaling_available_governors" ]; then
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scaling_available_governors=$(cat $scaling_available_governors)
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else
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return 0
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fi
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if [ -n "$scaling_available_governors" ] && [ -n "$scaling_governor" ]; then
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if [[ "$scaling_available_governors" =~ $scaling_governor ]]; then
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logger -t $NAME -p user.notice "Setting CPU scaling governor to '$scaling_governor'"
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num_cpus=$(get_num_cpus)
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for num in $(seq 0 $((num_cpus - 1))); do
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echo "$scaling_governor" > "/sys/devices/system/cpu/cpu${num}/cpufreq/scaling_governor"
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done
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else
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logger -t $NAME -p user.error "'$scaling_governor' not available in CPU governors [ $scaling_available_governors ]"
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fi
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fi
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}
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start() {
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set_scaling_governor
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set_stats_disable
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apply_nss_config
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num_cpus=$(get_num_cpus)
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hash_bitmap="$(((1 << num_cpus) - 1))"
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sysctl -w dev.nss.rps.hash_bitmap=$hash_bitmap > /dev/null 2>&1
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reload_wifi
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}
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