From f10be280d541fe9aae591a9e1001f62453df2183 Mon Sep 17 00:00:00 2001
From: Akash Kothari <akashk4@tyler.cs.illinois.edu>
Date: Mon, 8 Feb 2021 11:59:35 -0600
Subject: [PATCH] Add jetson_clocks script for TX2
---
.../hpvm-c/scripts/jetson_clocks.sh | 400 ++++++++++++++++++
1 file changed, 400 insertions(+)
create mode 100755 hpvm/test/dnn_benchmarks/hpvm-c/scripts/jetson_clocks.sh
diff --git a/hpvm/test/dnn_benchmarks/hpvm-c/scripts/jetson_clocks.sh b/hpvm/test/dnn_benchmarks/hpvm-c/scripts/jetson_clocks.sh
new file mode 100755
index 0000000000..a15af4ba73
--- /dev/null
+++ b/hpvm/test/dnn_benchmarks/hpvm-c/scripts/jetson_clocks.sh
@@ -0,0 +1,400 @@
+#!/bin/bash
+# Copyright (c) 2015-2017, NVIDIA CORPORATION. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+# * Neither the name of NVIDIA CORPORATION nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
+# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+CONF_FILE=${HOME}/l4t_dfs.conf
+RED='\e[0;31m'
+GREEN='\e[0;32m'
+BLUE='\e[0;34m'
+BRED='\e[1;31m'
+BGREEN='\e[1;32m'
+BBLUE='\e[1;34m'
+NC='\e[0m' # No Color
+
+usage()
+{
+ if [ "$1" != "" ]; then
+ echo -e ${RED}"$1"${NC}
+ fi
+
+ cat >& 2 <<EOF
+Maximize jetson performance by setting static max frequency to CPU, GPU and EMC clocks.
+Usage:
+jetson_clocks.sh [options]
+ options,
+ --show display current settings
+ --store [file] store current settings to a file (default: \${HOME}/l4t_dfs.conf)
+ --restore [file] restore saved settings from a file (default: \${HOME}/l4t_dfs.conf)
+ run jetson_clocks.sh without any option to set static max frequency to CPU, GPU and EMC clocks.
+EOF
+
+ exit 0
+}
+
+restore()
+{
+ for conf in `cat "${CONF_FILE}"`; do
+ file=`echo $conf | cut -f1 -d :`
+ data=`echo $conf | cut -f2 -d :`
+ case "${file}" in
+ /sys/devices/system/cpu/cpu*/online |\
+ /sys/kernel/debug/clk/override*/state)
+ if [ `cat $file` -ne $data ]; then
+ echo "${data}" > "${file}"
+ fi
+ ;;
+ /sys/devices/system/cpu/cpu*/cpufreq/scaling_min_freq |\
+ /sys/kernel/debug/tegra_cpufreq/*_CLUSTER/cc3/enable)
+ echo "${data}" > "${file}" 2>/dev/null
+ ;;
+ *)
+ echo "${data}" > "${file}"
+ ret=$?
+ if [ ${ret} -ne 0 ]; then
+ echo "Error: Failed to restore $file"
+ fi
+ ;;
+ esac
+ done
+}
+
+store()
+{
+ for file in $@; do
+ if [ -e "${file}" ]; then
+ echo "${file}:`cat ${file}`" >> "${CONF_FILE}"
+ fi
+ done
+}
+
+do_fan()
+{
+ # Jetson-TK1 CPU fan is always ON.
+ if [ "${machine}" = "jetson-tk1" ] ; then
+ return
+ fi
+
+ if [ ! -w /sys/kernel/debug/tegra_fan/target_pwm ]; then
+ echo "Can't access Fan!"
+ return
+ fi
+
+ case "${ACTION}" in
+ show)
+ echo "Fan: speed=`cat /sys/kernel/debug/tegra_fan/target_pwm`"
+ ;;
+ store)
+ store "/sys/kernel/debug/tegra_fan/target_pwm"
+ ;;
+ *)
+ FAN_SPEED=255
+ echo "${FAN_SPEED}" > /sys/kernel/debug/tegra_fan/target_pwm
+ ;;
+ esac
+}
+
+do_clusterswitch()
+{
+ case "${ACTION}" in
+ show)
+ if [ -d "/sys/kernel/cluster" ]; then
+ ACTIVE_CLUSTER=`cat /sys/kernel/cluster/active`
+ echo "CPU Cluster Switching: Active Cluster ${ACTIVE_CLUSTER}"
+ else
+ echo "CPU Cluster Switching: Disabled"
+ fi
+ ;;
+ store)
+ if [ -d "/sys/kernel/cluster" ]; then
+ store "/sys/kernel/cluster/immediate"
+ store "/sys/kernel/cluster/force"
+ store "/sys/kernel/cluster/active"
+ fi
+ ;;
+ *)
+ if [ -d "/sys/kernel/cluster" ]; then
+ echo 1 > /sys/kernel/cluster/immediate
+ echo 0 > /sys/kernel/cluster/force
+ echo G > /sys/kernel/cluster/active
+ fi
+ ;;
+ esac
+}
+
+do_hotplug()
+{
+ case "${ACTION}" in
+ show)
+ echo "Online CPUs: `cat /sys/devices/system/cpu/online`"
+ ;;
+ store)
+ for file in /sys/devices/system/cpu/cpu[0-9]/online; do
+ store "${file}"
+ done
+ ;;
+ *)
+ if [ "${SOCFAMILY}" != "tegra186" ]; then
+ for file in /sys/devices/system/cpu/cpu*/online; do
+ if [ `cat $file` -eq 0 ]; then
+ echo 1 > "${file}"
+ fi
+ done
+ fi
+ esac
+}
+
+do_cpu()
+{
+ FREQ_GOVERNOR="cpufreq/scaling_governor"
+ CPU_MIN_FREQ="cpufreq/scaling_min_freq"
+ CPU_MAX_FREQ="cpufreq/scaling_max_freq"
+ CPU_CUR_FREQ="cpufreq/scaling_cur_freq"
+ CPU_SET_SPEED="cpufreq/scaling_setspeed"
+ INTERACTIVE_SETTINGS="/sys/devices/system/cpu/cpufreq/interactive"
+ SCHEDUTIL_SETTINGS="/sys/devices/system/cpu/cpufreq/schedutil"
+
+ case "${ACTION}" in
+ show)
+ for folder in /sys/devices/system/cpu/cpu[0-9]; do
+ CPU=`basename ${folder}`
+ if [ -e "${folder}/${FREQ_GOVERNOR}" ]; then
+ echo "$CPU: Gonvernor=`cat ${folder}/${FREQ_GOVERNOR}`" \
+ "MinFreq=`cat ${folder}/${CPU_MIN_FREQ}`" \
+ "MaxFreq=`cat ${folder}/${CPU_MAX_FREQ}`" \
+ "CurrentFreq=`cat ${folder}/${CPU_CUR_FREQ}`"
+ fi
+ done
+ ;;
+ store)
+ store "/sys/module/qos/parameters/enable"
+
+ for file in \
+ /sys/devices/system/cpu/cpu[0-9]/cpufreq/scaling_min_freq; do
+ store "${file}"
+ done
+
+ if [ "${SOCFAMILY}" = "tegra186" ]; then
+ store "/sys/kernel/debug/tegra_cpufreq/M_CLUSTER/cc3/enable"
+ store "/sys/kernel/debug/tegra_cpufreq/B_CLUSTER/cc3/enable"
+ fi
+ ;;
+ *)
+ echo 0 > /sys/module/qos/parameters/enable
+
+ if [ "${SOCFAMILY}" = "tegra186" ]; then
+ echo 0 > /sys/kernel/debug/tegra_cpufreq/M_CLUSTER/cc3/enable 2>/dev/null
+ echo 0 > /sys/kernel/debug/tegra_cpufreq/B_CLUSTER/cc3/enable 2>/dev/null
+ fi
+
+ for folder in /sys/devices/system/cpu/cpu[0-9]; do
+ cat "${folder}/${CPU_MAX_FREQ}" > "${folder}/${CPU_MIN_FREQ}" 2>/dev/null
+ done
+ ;;
+ esac
+}
+
+do_gpu()
+{
+ case "${SOCFAMILY}" in
+ tegra186)
+ GPU_MIN_FREQ="/sys/devices/17000000.gp10b/devfreq/17000000.gp10b/min_freq"
+ GPU_MAX_FREQ="/sys/devices/17000000.gp10b/devfreq/17000000.gp10b/max_freq"
+ GPU_CUR_FREQ="/sys/devices/17000000.gp10b/devfreq/17000000.gp10b/cur_freq"
+ GPU_RAIL_GATE="/sys/devices/17000000.gp10b/railgate_enable"
+ ;;
+ tegra210)
+ GPU_MIN_FREQ="/sys/devices/57000000.gpu/devfreq/57000000.gpu/min_freq"
+ GPU_MAX_FREQ="/sys/devices/57000000.gpu/devfreq/57000000.gpu/max_freq"
+ GPU_CUR_FREQ="/sys/devices/57000000.gpu/devfreq/57000000.gpu/cur_freq"
+ GPU_RAIL_GATE="/sys/devices/57000000.gpu/railgate_enable"
+ ;;
+ *)
+ echo "Error! unsupported SOC ${SOCFAMILY}"
+ exit 1;
+ ;;
+ esac
+
+ case "${ACTION}" in
+ show)
+ echo "GPU MinFreq=`cat ${GPU_MIN_FREQ}`" \
+ "MaxFreq=`cat ${GPU_MAX_FREQ}`" \
+ "CurrentFreq=`cat ${GPU_CUR_FREQ}`"
+ ;;
+ store)
+ store "${GPU_MIN_FREQ}"
+ store "${GPU_RAIL_GATE}"
+ ;;
+ *)
+ echo 0 > "${GPU_RAIL_GATE}"
+ cat "${GPU_MAX_FREQ}" > "${GPU_MIN_FREQ}"
+ ret=$?
+ if [ ${ret} -ne 0 ]; then
+ echo "Error: Failed to max GPU frequency!"
+ fi
+ ;;
+ esac
+}
+
+do_emc()
+{
+ case "${SOCFAMILY}" in
+ tegra186)
+ EMC_ISO_CAP="/sys/kernel/nvpmodel_emc_cap/emc_iso_cap"
+ EMC_MIN_FREQ="/sys/kernel/debug/bpmp/debug/clk/emc/min_rate"
+ EMC_MAX_FREQ="/sys/kernel/debug/bpmp/debug/clk/emc/max_rate"
+ EMC_CUR_FREQ="/sys/kernel/debug/clk/emc/clk_rate"
+ EMC_UPDATE_FREQ="/sys/kernel/debug/bpmp/debug/clk/emc/rate"
+ EMC_FREQ_OVERRIDE="/sys/kernel/debug/bpmp/debug/clk/emc/mrq_rate_locked"
+ ;;
+ tegra210)
+ EMC_MIN_FREQ="/sys/kernel/debug/tegra_bwmgr/emc_min_rate"
+ EMC_MAX_FREQ="/sys/kernel/debug/tegra_bwmgr/emc_max_rate"
+ EMC_CUR_FREQ="/sys/kernel/debug/clk/override.emc/clk_rate"
+ EMC_UPDATE_FREQ="/sys/kernel/debug/clk/override.emc/clk_update_rate"
+ EMC_FREQ_OVERRIDE="/sys/kernel/debug/clk/override.emc/clk_state"
+ ;;
+ *)
+ echo "Error! unsupported SOC ${SOCFAMILY}"
+ exit 1;
+ ;;
+
+ esac
+
+ if [ "${SOCFAMILY}" = "tegra186" ]; then
+ emc_cap=`cat "${EMC_ISO_CAP}"`
+ emc_fmax=`cat "${EMC_MAX_FREQ}"`
+ if [ "$emc_cap" -gt 0 ] && [ "$emc_cap" -lt "$emc_fmax" ]; then
+ EMC_MAX_FREQ="${EMC_ISO_CAP}"
+ fi
+ fi
+
+ case "${ACTION}" in
+ show)
+ echo "EMC MinFreq=`cat ${EMC_MIN_FREQ}`" \
+ "MaxFreq=`cat ${EMC_MAX_FREQ}`" \
+ "CurrentFreq=`cat ${EMC_CUR_FREQ}`" \
+ "FreqOverride=`cat ${EMC_FREQ_OVERRIDE}`"
+ ;;
+ store)
+ store "${EMC_FREQ_OVERRIDE}"
+ ;;
+ *)
+ cat "${EMC_MAX_FREQ}" > "${EMC_UPDATE_FREQ}"
+ echo 1 > "${EMC_FREQ_OVERRIDE}"
+ ;;
+ esac
+}
+
+main ()
+{
+ while [ -n "$1" ]; do
+ case "$1" in
+ --show)
+ echo "SOC family:${SOCFAMILY} Machine:${machine}"
+ ACTION=show
+ ;;
+ --store)
+ [ -n "$2" ] && CONF_FILE=$2
+ ACTION=store
+ shift 1
+ ;;
+ --restore)
+ [ -n "$2" ] && CONF_FILE=$2
+ ACTION=restore
+ shift 1
+ ;;
+ -h|--help)
+ usage
+ exit 0
+ ;;
+ *)
+ usage "Unknown option: $1"
+ exit 1
+ ;;
+ esac
+ shift 1
+ done
+
+ [ `whoami` != root ] && \
+ echo Error: Run this script\($0\) as a root user && exit 1
+
+ case $ACTION in
+ store)
+ if [ -e "${CONF_FILE}" ]; then
+ echo "File $CONF_FILE already exists. Can I overwrite it? Y/N:"
+ read answer
+ case $answer in
+ y|Y)
+ rm -f $CONF_FILE
+ ;;
+ *)
+ echo "Error: file $CONF_FILE already exists!"
+ exit 1
+ ;;
+ esac
+ fi
+ ;;
+ restore)
+ if [ ! -e "${CONF_FILE}" ]; then
+ echo "Error: $CONF_FILE file not found !"
+ exit 1
+ fi
+ restore
+ exit 0
+ ;;
+ esac
+
+ do_hotplug
+ do_clusterswitch
+ do_cpu
+ do_gpu
+ do_emc
+ do_fan
+}
+
+if [ -e "/sys/devices/soc0/family" ]; then
+ SOCFAMILY="`cat /sys/devices/soc0/family`"
+ if [ -e "/sys/devices/soc0/machine" ]; then
+ machine=`cat /sys/devices/soc0/machine`
+ fi
+elif [ -e "/proc/device-tree/compatible" ]; then
+ grep "nvidia,tegra210" /proc/device-tree/compatible &>/dev/null
+ if [ $? -eq 0 ]; then
+ SOCFAMILY="tegra210"
+ else
+ grep "nvidia,tegra186" /proc/device-tree/compatible &>/dev/null
+ if [ $? -eq 0 ]; then
+ SOCFAMILY="tegra186"
+ fi
+ fi
+
+ if [ -e "/proc/device-tree/model" ]; then
+ machine="`cat /proc/device-tree/model`"
+ fi
+fi
+
+main $@
+exit 0
--
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