manawyrm has posted comments on this change by manawyrm. ( https://gerrit.osmocom.org/c/dahdi-linux/+/43642?usp=email )
Change subject: drivers/dahdi/icE1usb: defer USB transfer when setting loopback mode ......................................................................
Patch Set 1:
(1 comment)
Patchset:
PS1: Enabling loopback now works on my machine:
root@isdnpi ~ # dahdi_maint -s 1 --loopback networkline Span 1: network line loopback ON root@isdnpi ~ # dmesg [..] Sep 15 15:06:02 isdnpi kernel: icE1usb 3-2:1.0: entering e1u_d_maint(2) Sep 15 15:06:02 isdnpi kernel: icE1usb 3-2:1.0: Turning on network line loopback Sep 15 15:06:02 isdnpi kernel: icE1usb 3-2:1.0: TX-CONFIG (crc4=TS0_CRC4_E, timing=LOCAL, ext_loopback=SAME, tx_yellow_alarm=0)
This fixes https://osmocom.org/issues/7089