#!/bin/sh
[ -e /lib/firmware/$FIRMWARE ] && exit 0

. /lib/functions.sh
. /lib/functions/system.sh
. /lib/functions/caldata.sh

caldata_die() {
        echo "caldata: " "$*"
        exit 1
}

caldata_extract() {
        local part=$1
        local offset=$(($2))
        local count=$(($3))
        local mtd

        mtd=$(find_mtd_chardev $part)
        [ -n "$mtd" ] || caldata_die "no mtd device found for partition $part"

        dd if=$mtd of=/lib/firmware/$FIRMWARE iflag=skip_bytes bs=$count skip=$offset count=1 2>/dev/null || \
                caldata_die "failed to extract calibration data from $mtd"
}

cig_ipq5322_cal() {
	local ext_ant=0

	[ -f /sys/firmware/devicetree/base/soc@0/wifi@c0000000/ext_antenna ] && ext_ant=1	

	if [ "$ext_ant" = "0" ]; then
		caldata_extract_mmc "0:ART" 0x1000 0x20000
	else
		caldata_extract_mmc "0:ART" 0xbd800 0x20000
	fi
}

cig_qcn92xx_cal() {
	local bands=$(cat /proc/rf_switch)
	local ext_ant=0
	
	[ -f /sys/firmware/devicetree/base/soc@0/wifi@c0000000/ext_antenna ] && ext_ant=1	

	if [ "$bands" = "2" ]; then
		if [ "$ext_ant" = "0" ]; then
			caldata_extract_mmc "0:ART" 0x8b800 0x2d000
		else
			caldata_extract_mmc "0:ART" 0xe3000 0x2d000
		fi
	else
		if [ "$ext_ant" = "0" ]; then
			caldata_extract_mmc "0:ART" 0x58800 0x2d000
		else
			caldata_extract_mmc "0:ART" 0x115000 0x2d000
		fi
	fi
}

board=$(board_name)
case "$FIRMWARE" in
ath12k/IPQ5332/hw1.0/caldata.bin)
	case "$board" in
	cig,wf189w|\
	cig,wf189h|\
	cig,wf189|\
	edgecore,eap105|\
	emplus,wap7635|\
	sercomm,ap72tip-v4|\
	sercomm,ap72tip|\
	zyxel,nwa130be)
		caldata_extract "0:ART" 0x1000 0x20000 
		;;
	cig,wf672)
		cig_ipq5322_cal
		;;
	sonicfi,rap7110c-341x)
		caldata_extract_mmc "0:ART" 0x1000 0xF800
		;;
	sonicfi,rap750e-h|\
	sonicfi,rap750e-s|\
	sonicfi,rap750w-311a)
		caldata_extract "0:ART" 0x1000 0xf800
		;;
	esac
	;;
ath12k/QCN92XX/hw1.0/cal-pci-0001:01:00.0.bin)
	case "$board" in
	cig,wf189|\
	edgecore,eap105|\
	emplus,wap7635|\
	sercomm,ap72tip-v4|\
	sercomm,ap72tip|\
	zyxel,nwa130be)
		caldata_extract "0:ART" 0x58800 0x2d000
		;;
	cig,wf672)
		cig_qcn92xx_cal
		;;
	sonicfi,rap7110c-341x)
		caldata_extract_mmc "0:ART" 0x58800 0x2d000
		;;
	esac
	;;
ath12k/QCN6432/hw1.0/caldata_1.bin)
	case "$board" in
	sonicfi,rap750e-h|\
	sonicfi,rap750e-s|\
	sonicfi,rap750w-311a)
		caldata_extract "0:ART" 0x12800 0x18800
		;;
	esac
	;;
ath12k/QCN6432/hw1.0/cal-ahb-soc@0:wifi1@c0000000.bin)
	case "$board" in
	cig,wf189h|\
	cig,wf189w)
		caldata_extract "0:ART" 0x26800 0x20000
		;;
	esac
	;;
ath12k/QCN6432/hw1.0/cal-ahb-soc@0:wifi2@c0000000.bin)
	case "$board" in
	cig,wf189h|\
	cig,wf189w)
		caldata_extract "0:ART" 0x58800 0x20000
		;;
	esac
	;;
*)
	exit 1
	;;
esac