Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

make script "toggle" on service start/stop #10

Closed
wants to merge 1 commit into from
Closed

make script "toggle" on service start/stop #10

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 4 additions & 1 deletion systemd/vega-power-control.service
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,10 @@
Description=AMD Power Control

[Service]
ExecStart=/usr/local/bin/vega-power-control
RemainAfterExit=yes
ExecStart=/usr/local/bin/vega-power-control manual
ExecStop=/usr/local/bin/vega-power-control auto


[Install]
WantedBy=multi-user.target
114 changes: 66 additions & 48 deletions vega-power-control
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -19,15 +19,26 @@
# Variables:
# ----------
DEBUG=0 # Enable (1) or Disable (0) DEBUG.
AMDSYSFILE="power_dpm_force_performance_level" # ADM SYSFS file to search for.
AMDSYSFILE="power_dpm_force_performance_level" # AMD SYSFS file to search for.
SYSPATH=$(awk '{print}' <<< `find /sys/devices -name $AMDSYSFILE -type f -exec dirname {} \;`) # Autodetect SYSFS path.
HWMONPATH="hwmon/hwmon0"
KERNELVER=$(awk -F. '{print $1$2}' <<< `uname -r`) # Get kernel version.
KERNELREQ="415" # Minimum required kernel version for script.
KERNELREQPOW="420" # Kernel version required for POWERCAP control.
POWERCAP="0" # Enable (1) or Disable (0) AMD powercap settings, requires DEFAULTDPMPERFLVL set to manual.
DEFAULTDPMSTATE="balanced" # Set power profile, options: battery (Won't work with discrete cards), balanced, performance.
DEFAULTDPMPERFLVL="auto" # Default to auto, possible options are: auto, low, high, manual. See docs for more options.
case "$1" in
"")
DEFAULTDPMPERFLVL="auto" # Default to auto, possible options are: auto, low, high, manual. See docs for more options.
;;
"auto|low|high|manual")
DEFAULTDPMPERFLVL="$1"
;;
*)
echo "Invalid power profile specified!"
exit -9
;;
esac
HWDEVID=`cut -c 3- <<< cat $SYSPATH/device` # Get device ID for card.
SUBSYSDEV=`cut -c 3- <<< cat $SYSPATH/subsystem_device` # Get Subsystem device ID for card.
SUBSYSVEN=`cut -c 3- <<< cat $SYSPATH/subsystem_vendor` # Get Subsystem vendor ID for card.
Expand Down Expand Up @@ -91,60 +102,67 @@ if [ $DEBUG -eq 1 ]; then
fi

# Set profile (auto|manual):
if [ "$DEFAULTDPMPERFLVL" == "auto" ]; then
POWERDPMPERFLVL=`cat $SYSPATH/power_dpm_force_performance_level`
if [ $DEBUG -eq 1 ]; then
case "$DEFAULTDPMPERFLVL" in
"auto")
POWERDPMPERFLVL=`cat $SYSPATH/power_dpm_force_performance_level`
if [ $DEBUG -eq 1 ]; then
echo_text "Current state: $POWERDPMPERFLVL"
fi
# Set back to defaults if manual profile was set previously:
if [ "$POWERDPMPERFLVL" != "auto" ]; then
fi
# Set back to defaults if manual profile was set previously:
if [ "$POWERDPMPERFLVL" != "auto" ]; then
echo_text "Restoring to factory default settings..."
echo "$DEFAULTDPMPERFLVL" > "$SYSPATH/power_dpm_force_performance_level"
echo "r" > "$SYSPATH/pp_od_clk_voltage"
echo "c" > "$SYSPATH/pp_od_clk_voltage"
fi
# power_dpm_state is for older AMD cards only.
# FROM THE DOCS: The power_dpm_state file is a legacy interface and is
# only provided for backwards compatibility.
#
# TODO: Set a check on this block to differentiate
# VEGA/POLARIS, etc.
echo_text "Setting profile to: $DEFAULTDPMSTATE..."
echo "$DEFAULTDPMSTATE" > "$SYSPATH/power_dpm_state"
elif [ "$DEFAULTDPMPERFLVL" == "manual" ]; then
# TODO: Add for loop to use custom values for p-states, clocks and volt-
# ages per device. We can use an array to get the values for specific cards.
# This will require the refactoring of device/model detection.
#
# Set GPU frequencies/voltages:
echo_text "Applying custom power settings..."
echo "$DEFAULTDPMPERFLVL" > "$SYSPATH/power_dpm_force_performance_level"
echo "s 0 852 800" > "$SYSPATH/pp_od_clk_voltage"
echo "s 1 991 900" > "$SYSPATH/pp_od_clk_voltage"
echo "s 2 1084 910" > "$SYSPATH/pp_od_clk_voltage"
echo "s 3 1138 930" > "$SYSPATH/pp_od_clk_voltage"
echo "s 4 1200 945" > "$SYSPATH/pp_od_clk_voltage"
echo "s 5 1400 955" > "$SYSPATH/pp_od_clk_voltage"
echo "s 6 1500 970" > "$SYSPATH/pp_od_clk_voltage"
echo "s 7 1600 1000" > "$SYSPATH/pp_od_clk_voltage"
fi
# power_dpm_state is for older AMD cards only.
# FROM THE DOCS: The power_dpm_state file is a legacy interface and is
# only provided for backwards compatibility.
#
# TODO: Set a check on this block to differentiate
# VEGA/POLARIS, etc.
echo_text "Setting profile to: $DEFAULTDPMSTATE..."
echo "$DEFAULTDPMSTATE" > "$SYSPATH/power_dpm_state"
;;
"manual")
# TODO: Add for loop to use custom values for p-states, clocks and volt-
# ages per device. We can use an array to get the values for specific cards.
# This will require the refactoring of device/model detection.
#
# Set GPU frequencies/voltages:
echo_text "Applying custom power settings..."
echo "$DEFAULTDPMPERFLVL" > "$SYSPATH/power_dpm_force_performance_level"
echo "s 0 852 800" > "$SYSPATH/pp_od_clk_voltage"
echo "s 1 991 900" > "$SYSPATH/pp_od_clk_voltage"
echo "s 2 1084 910" > "$SYSPATH/pp_od_clk_voltage"
echo "s 3 1138 930" > "$SYSPATH/pp_od_clk_voltage"
echo "s 4 1200 945" > "$SYSPATH/pp_od_clk_voltage"
echo "s 5 1400 955" > "$SYSPATH/pp_od_clk_voltage"
echo "s 6 1500 970" > "$SYSPATH/pp_od_clk_voltage"
echo "s 7 1600 1000" > "$SYSPATH/pp_od_clk_voltage"

# Set memory frequencies/voltages:
echo "m 0 167 800" > "$SYSPATH/pp_od_clk_voltage"
echo "m 1 500 850" > "$SYSPATH/pp_od_clk_voltage"
echo "m 2 800 910" > "$SYSPATH/pp_od_clk_voltage"
echo "m 3 1000 1000" > "$SYSPATH/pp_od_clk_voltage"
# Set memory frequencies/voltages:
echo "m 0 167 800" > "$SYSPATH/pp_od_clk_voltage"
echo "m 1 500 850" > "$SYSPATH/pp_od_clk_voltage"
echo "m 2 800 910" > "$SYSPATH/pp_od_clk_voltage"
echo "m 3 1000 1000" > "$SYSPATH/pp_od_clk_voltage"

# Set Power consumption - Requires Kernel 4.20+:
if [ $KERNELVER -ge $KERNELREQPOW ]; then
# Set Power consumption - Requires Kernel 4.20+:
if [ $KERNELVER -ge $KERNELREQPOW ]; then
if [ $DEBUG -eq 1 ]; then
echo_text "Kernel Version: $KERNELVER"
echo_text "Kernel Version: $KERNELVER"
fi
if [ $POWERCAP -eq 1 ]; then
echo_text "Adjusting AMD Power Cap"
# To set the allowed maximum power consumption of the GPU to e.g. 220 Watts (Default wattage):
echo 220000000 > "$SYSPATH/$HWMONPATH/power1_cap"
echo_text "Adjusting AMD Power Cap"
# To set the allowed maximum power consumption of the GPU to e.g. 220 Watts (Default wattage):
echo 220000000 > "$SYSPATH/$HWMONPATH/power1_cap"
fi
fi
# Commit power changes:
echo "c" > "$SYSPATH/pp_od_clk_voltage"
fi
fi
# Commit power changes:
echo "c" > "$SYSPATH/pp_od_clk_voltage"
;;
*)
echo "Unexpected Profile!"
exit -99
;;
esac