1bb4e9af0SJacek Anaszewski#!/bin/sh 2bb4e9af0SJacek Anaszewski# SPDX-License-Identifier: GPL-2.0 3bb4e9af0SJacek Anaszewski 4bb4e9af0SJacek Anaszewskiled_common_defs_path="include/dt-bindings/leds/common.h" 5bb4e9af0SJacek Anaszewski 6bb4e9af0SJacek Anaszewskinum_args=$# 7bb4e9af0SJacek Anaszewskiif [ $num_args -eq 1 ]; then 8bb4e9af0SJacek Anaszewski linux_top=$(dirname `realpath $0` | awk -F/ \ 9bb4e9af0SJacek Anaszewski '{ \ 10bb4e9af0SJacek Anaszewski i=1; \ 11bb4e9af0SJacek Anaszewski while (i <= NF - 2) { \ 12bb4e9af0SJacek Anaszewski printf $i"/"; \ 13bb4e9af0SJacek Anaszewski i++; \ 14bb4e9af0SJacek Anaszewski }; \ 15bb4e9af0SJacek Anaszewski }') 16bb4e9af0SJacek Anaszewski led_defs_path=$linux_top/$led_common_defs_path 17bb4e9af0SJacek Anaszewskielif [ $num_args -eq 2 ]; then 18bb4e9af0SJacek Anaszewski led_defs_path=`realpath $2` 19bb4e9af0SJacek Anaszewskielse 20bb4e9af0SJacek Anaszewski echo "Usage: get_led_device_info.sh LED_CDEV_PATH [LED_COMMON_DEFS_PATH]" 21bb4e9af0SJacek Anaszewski exit 1 22bb4e9af0SJacek Anaszewskifi 23bb4e9af0SJacek Anaszewski 24bb4e9af0SJacek Anaszewskiif [ ! -f $led_defs_path ]; then 25bb4e9af0SJacek Anaszewski echo "$led_defs_path doesn't exist" 26bb4e9af0SJacek Anaszewski exit 1 27bb4e9af0SJacek Anaszewskifi 28bb4e9af0SJacek Anaszewski 29bb4e9af0SJacek Anaszewskiled_cdev_path=`echo $1 | sed s'/\/$//'` 30bb4e9af0SJacek Anaszewski 31bb4e9af0SJacek Anaszewskils "$led_cdev_path/brightness" > /dev/null 2>&1 32bb4e9af0SJacek Anaszewskiif [ $? -ne 0 ]; then 33bb4e9af0SJacek Anaszewski echo "Device \"$led_cdev_path\" does not exist." 34bb4e9af0SJacek Anaszewski exit 1 35bb4e9af0SJacek Anaszewskifi 36bb4e9af0SJacek Anaszewski 37bb4e9af0SJacek Anaszewskibus=`readlink $led_cdev_path/device/subsystem | sed s'/.*\///'` 38bb4e9af0SJacek Anaszewskiusb_subdev=`readlink $led_cdev_path | grep usb | sed s'/\(.*usb[0-9]*\/[0-9]*-[0-9]*\)\/.*/\1/'` 39bb4e9af0SJacek Anaszewskils "$led_cdev_path/device/of_node/compatible" > /dev/null 2>&1 40bb4e9af0SJacek Anaszewskiof_node_missing=$? 41bb4e9af0SJacek Anaszewski 42bb4e9af0SJacek Anaszewskiif [ "$bus" = "input" ]; then 43bb4e9af0SJacek Anaszewski input_node=`readlink $led_cdev_path/device | sed s'/.*\///'` 44bb4e9af0SJacek Anaszewski if [ ! -z "$usb_subdev" ]; then 45bb4e9af0SJacek Anaszewski bus="usb" 46bb4e9af0SJacek Anaszewski fi 47bb4e9af0SJacek Anaszewskifi 48bb4e9af0SJacek Anaszewski 49bb4e9af0SJacek Anaszewskiif [ "$bus" = "usb" ]; then 50bb4e9af0SJacek Anaszewski usb_interface=`readlink $led_cdev_path | sed s'/.*\(usb[0-9]*\)/\1/' | cut -d\/ -f3` 51bb4e9af0SJacek Anaszewski cd $led_cdev_path/../$usb_subdev 52bb4e9af0SJacek Anaszewski driver=`readlink $usb_interface/driver | sed s'/.*\///'` 53bb4e9af0SJacek Anaszewski if [ -d "$usb_interface/ieee80211" ]; then 54bb4e9af0SJacek Anaszewski wifi_phy=`ls -l $usb_interface/ieee80211 | grep phy | awk '{print $9}'` 55bb4e9af0SJacek Anaszewski fi 56bb4e9af0SJacek Anaszewski idVendor=`cat idVendor` 57bb4e9af0SJacek Anaszewski idProduct=`cat idProduct` 58bb4e9af0SJacek Anaszewski manufacturer=`cat manufacturer` 59bb4e9af0SJacek Anaszewski product=`cat product` 60bb4e9af0SJacek Anaszewskielif [ "$bus" = "input" ]; then 61bb4e9af0SJacek Anaszewski cd $led_cdev_path 62bb4e9af0SJacek Anaszewski product=`cat device/name` 63bb4e9af0SJacek Anaszewski driver=`cat device/device/driver/description` 64bb4e9af0SJacek Anaszewskielif [ $of_node_missing -eq 0 ]; then 65bb4e9af0SJacek Anaszewski cd $led_cdev_path 66bb4e9af0SJacek Anaszewski compatible=`cat device/of_node/compatible` 67bb4e9af0SJacek Anaszewski if [ "$compatible" = "gpio-leds" ]; then 68bb4e9af0SJacek Anaszewski driver="leds-gpio" 69bb4e9af0SJacek Anaszewski elif [ "$compatible" = "pwm-leds" ]; then 70bb4e9af0SJacek Anaszewski driver="leds-pwm" 71bb4e9af0SJacek Anaszewski else 72bb4e9af0SJacek Anaszewski manufacturer=`echo $compatible | awk -F, '{print $1}'` 73bb4e9af0SJacek Anaszewski product=`echo $compatible | awk -F, '{print $2}'` 74bb4e9af0SJacek Anaszewski fi 75bb4e9af0SJacek Anaszewskielse 76bb4e9af0SJacek Anaszewski echo "Unknown device type." 77bb4e9af0SJacek Anaszewski exit 1 78bb4e9af0SJacek Anaszewskifi 79bb4e9af0SJacek Anaszewski 80bb4e9af0SJacek Anaszewskiprintf "\n#####################################\n" 81bb4e9af0SJacek Anaszewskiprintf "# LED class device hardware details #\n" 82bb4e9af0SJacek Anaszewskiprintf "#####################################\n\n" 83bb4e9af0SJacek Anaszewski 84bb4e9af0SJacek Anaszewskiprintf "bus:\t\t\t$bus\n" 85bb4e9af0SJacek Anaszewski 86bb4e9af0SJacek Anaszewskiif [ ! -z "$idVendor" ]; then 87bb4e9af0SJacek Anaszewski printf "idVendor:\t\t$idVendor\n" 88bb4e9af0SJacek Anaszewskifi 89bb4e9af0SJacek Anaszewski 90bb4e9af0SJacek Anaszewskiif [ ! -z "$idProduct" ]; then 91bb4e9af0SJacek Anaszewski printf "idProduct:\t\t$idProduct\n" 92bb4e9af0SJacek Anaszewskifi 93bb4e9af0SJacek Anaszewski 94bb4e9af0SJacek Anaszewskiif [ ! -z "$manufacturer" ]; then 95bb4e9af0SJacek Anaszewski printf "manufacturer:\t\t$manufacturer\n" 96bb4e9af0SJacek Anaszewskifi 97bb4e9af0SJacek Anaszewski 98bb4e9af0SJacek Anaszewskiif [ ! -z "$product" ]; then 99bb4e9af0SJacek Anaszewski printf "product:\t\t$product\n" 100bb4e9af0SJacek Anaszewskifi 101bb4e9af0SJacek Anaszewski 102bb4e9af0SJacek Anaszewskiif [ ! -z "$driver" ]; then 103bb4e9af0SJacek Anaszewski printf "driver:\t\t\t$driver\n" 104bb4e9af0SJacek Anaszewskifi 105bb4e9af0SJacek Anaszewski 106bb4e9af0SJacek Anaszewskiif [ ! -z "$input_node" ]; then 107bb4e9af0SJacek Anaszewski printf "associated input node:\t$input_node\n" 108bb4e9af0SJacek Anaszewskifi 109bb4e9af0SJacek Anaszewski 110bb4e9af0SJacek Anaszewskiprintf "\n####################################\n" 111bb4e9af0SJacek Anaszewskiprintf "# LED class device name validation #\n" 112bb4e9af0SJacek Anaszewskiprintf "####################################\n\n" 113bb4e9af0SJacek Anaszewski 114bb4e9af0SJacek Anaszewskiled_name=`echo $led_cdev_path | sed s'/.*\///'` 115bb4e9af0SJacek Anaszewski 116bb4e9af0SJacek Anaszewskinum_sections=`echo $led_name | awk -F: '{print NF}'` 117bb4e9af0SJacek Anaszewski 118bb4e9af0SJacek Anaszewskiif [ $num_sections -eq 1 ]; then 119bb4e9af0SJacek Anaszewski printf "\":\" delimiter not detected.\t[ FAILED ]\n" 120bb4e9af0SJacek Anaszewski exit 1 121bb4e9af0SJacek Anaszewskielif [ $num_sections -eq 2 ]; then 122bb4e9af0SJacek Anaszewski color=`echo $led_name | cut -d: -f1` 123bb4e9af0SJacek Anaszewski function=`echo $led_name | cut -d: -f2` 124bb4e9af0SJacek Anaszewskielif [ $num_sections -eq 3 ]; then 125bb4e9af0SJacek Anaszewski devicename=`echo $led_name | cut -d: -f1` 126bb4e9af0SJacek Anaszewski color=`echo $led_name | cut -d: -f2` 127bb4e9af0SJacek Anaszewski function=`echo $led_name | cut -d: -f3` 128bb4e9af0SJacek Anaszewskielse 129bb4e9af0SJacek Anaszewski printf "Detected %d sections in the LED class device name - should the script be updated?\n" $num_sections 130bb4e9af0SJacek Anaszewski exit 1 131bb4e9af0SJacek Anaszewskifi 132bb4e9af0SJacek Anaszewski 133bb4e9af0SJacek AnaszewskiS_DEV="devicename" 134bb4e9af0SJacek AnaszewskiS_CLR="color " 135bb4e9af0SJacek AnaszewskiS_FUN="function " 136bb4e9af0SJacek Anaszewskistatus_tab=20 137bb4e9af0SJacek Anaszewski 138bb4e9af0SJacek Anaszewskiprint_msg_ok() 139bb4e9af0SJacek Anaszewski{ 140bb4e9af0SJacek Anaszewski local section_name="$1" 141bb4e9af0SJacek Anaszewski local section_val="$2" 142bb4e9af0SJacek Anaszewski local msg="$3" 143bb4e9af0SJacek Anaszewski printf "$section_name :\t%-${status_tab}.${status_tab}s %s %s\n" "$section_val" "[ OK ] " "$msg" 144bb4e9af0SJacek Anaszewski} 145bb4e9af0SJacek Anaszewski 146bb4e9af0SJacek Anaszewskiprint_msg_failed() 147bb4e9af0SJacek Anaszewski{ 148bb4e9af0SJacek Anaszewski local section_name="$1" 149bb4e9af0SJacek Anaszewski local section_val="$2" 150bb4e9af0SJacek Anaszewski local msg="$3" 151bb4e9af0SJacek Anaszewski printf "$section_name :\t%-${status_tab}.${status_tab}s %s %s\n" "$section_val" "[ FAILED ]" "$msg" 152bb4e9af0SJacek Anaszewski} 153bb4e9af0SJacek Anaszewski 154bb4e9af0SJacek Anaszewskiif [ ! -z "$input_node" ]; then 155bb4e9af0SJacek Anaszewski expected_devname=$input_node 156bb4e9af0SJacek Anaszewskielif [ ! -z "$wifi_phy" ]; then 157bb4e9af0SJacek Anaszewski expected_devname=$wifi_phy 158bb4e9af0SJacek Anaszewskifi 159bb4e9af0SJacek Anaszewski 160bb4e9af0SJacek Anaszewskiif [ ! -z "$devicename" ]; then 161bb4e9af0SJacek Anaszewski if [ ! -z "$expected_devname" ]; then 162bb4e9af0SJacek Anaszewski if [ "$devicename" = "$expected_devname" ]; then 163bb4e9af0SJacek Anaszewski print_msg_ok "$S_DEV" "$devicename" 164bb4e9af0SJacek Anaszewski else 165bb4e9af0SJacek Anaszewski print_msg_failed "$S_DEV" "$devicename" "Expected: $expected_devname" 166bb4e9af0SJacek Anaszewski fi 167bb4e9af0SJacek Anaszewski else 168bb4e9af0SJacek Anaszewski if [ "$devicename" = "$manufacturer" ]; then 169bb4e9af0SJacek Anaszewski print_msg_failed "$S_DEV" "$devicename" "Redundant: use of vendor name is discouraged" 170bb4e9af0SJacek Anaszewski elif [ "$devicename" = "$product" ]; then 171bb4e9af0SJacek Anaszewski print_msg_failed "$S_DEV" "$devicename" "Redundant: use of product name is discouraged" 172bb4e9af0SJacek Anaszewski else 173bb4e9af0SJacek Anaszewski print_msg_failed "$S_DEV" "$devicename" "Unknown devicename - should the script be updated?" 174bb4e9af0SJacek Anaszewski fi 175bb4e9af0SJacek Anaszewski fi 176bb4e9af0SJacek Anaszewskielif [ ! -z "$expected_devname" ]; then 177bb4e9af0SJacek Anaszewski print_msg_failed "$S_DEV" "blank" "Expected: $expected_devname" 178bb4e9af0SJacek Anaszewskifi 179bb4e9af0SJacek Anaszewski 180bb4e9af0SJacek Anaszewskiif [ ! -z "$color" ]; then 181bb4e9af0SJacek Anaszewski color_upper=`echo $color | tr [:lower:] [:upper:]` 182bb4e9af0SJacek Anaszewski color_id_definition=$(cat $led_defs_path | grep "_$color_upper\s" | awk '{print $2}') 183bb4e9af0SJacek Anaszewski if [ ! -z "$color_id_definition" ]; then 184bb4e9af0SJacek Anaszewski print_msg_ok "$S_CLR" "$color" "Matching definition: $color_id_definition" 185bb4e9af0SJacek Anaszewski else 186bb4e9af0SJacek Anaszewski print_msg_failed "$S_CLR" "$color" "Definition not found in $led_defs_path" 187bb4e9af0SJacek Anaszewski fi 188bb4e9af0SJacek Anaszewski 189bb4e9af0SJacek Anaszewskifi 190bb4e9af0SJacek Anaszewski 191bb4e9af0SJacek Anaszewskiif [ ! -z "$function" ]; then 192bb4e9af0SJacek Anaszewski # strip optional enumerator 193bb4e9af0SJacek Anaszewski function=`echo $function | sed s'/\(.*\)-[0-9]*$/\1/'` 194bb4e9af0SJacek Anaszewski fun_definition=$(cat $led_defs_path | grep "\"$function\"" | awk '{print $2}') 195bb4e9af0SJacek Anaszewski if [ ! -z "$fun_definition" ]; then 196bb4e9af0SJacek Anaszewski print_msg_ok "$S_FUN" "$function" "Matching definition: $fun_definition" 197bb4e9af0SJacek Anaszewski else 198bb4e9af0SJacek Anaszewski print_msg_failed "$S_FUN" "$function" "Definition not found in $led_defs_path" 199bb4e9af0SJacek Anaszewski fi 200bb4e9af0SJacek Anaszewski 201bb4e9af0SJacek Anaszewskifi 202