target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata

   1 #!/bin/sh
   2
   3 ath10kcal_die() {
   4         echo "ath10cal: " "$*"
   5         exit 1
   6 }
   7
   8 ath10kcal_from_file() {
   9         local source=$1
  10         local offset=$2
  11         local count=$3
  12
  13         dd if=$source of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  14                 ath10kcal_die "failed to extract calibration data from $source"
  15 }
  16
  17 ath10kcal_extract() {
  18         local part=$1
  19         local offset=$2
  20         local count=$3
  21         local mtd
  22
  23         mtd=$(find_mtd_chardev $part)
  24         [ -n "$mtd" ] || \
  25                 ath10kcal_die "no mtd device found for partition $part"
  26
  27         dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
  28                 ath10kcal_die "failed to extract calibration data from $mtd"
  29 }
  30
  31 ath10kcal_patch_mac() {
  32         local mac=$1
  33
  34         [ -z "$mac" ] && return
  35
  36         macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=6 count=6
  37 }
  38
  39 [ -e /lib/firmware/$FIRMWARE ] && exit 0
  40
  41 . /lib/functions.sh
  42 . /lib/functions/system.sh
  43
  44 board=$(board_name)
  45
  46 case "$FIRMWARE" in
  47 "ath10k/cal-pci-0000:00:00.0.bin")
  48         case $board in
  49         openmesh,om5p-ac-v2)
  50                 ath10kcal_extract "ART" 20480 2116
  51                 ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +16)
  52                 ;;
  53         esac
  54         ;;
  55 *)
  56         exit 1
  57         ;;
  58 esac