ath79: speed up ath9k-eeprom extraction

This is a simple copy of ipq40xx: speed up ath10k-caldata
extraction commit a69e101ed1

Tested on DIR-825-B1

3768+0 records in
3768+0 records out
real	0m 11.90s
user	0m 0.03s
sys	0m 9.94s

1+0 records in
1+0 records out
real	0m 0.03s
user	0m 0.00s
sys	0m 0.03s

With this change eeprom extraction is fast enough to get
working Wi-Fi after initial install.

Signed-off-by: Dmitry Tunin <hanipouspilot@gmail.com>
This commit is contained in:
Dmitry Tunin 2019-02-22 15:30:39 +03:00 committed by Christian Lamparter
parent 4c70ac7be4
commit 21e90685b6

View File

@ -20,7 +20,7 @@ ath9k_eeprom_extract() {
[ -n "$mtd" ] || \
ath9k_eeprom_die "no mtd device found for partition $part"
dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
dd if=$mtd of=/lib/firmware/$FIRMWARE iflag=skip_bytes bs=$count skip=$offset count=1 2>/dev/null || \
ath9k_eeprom_die "failed to extract from $mtd"
}