Hello! I have zero experience with this kind of modem. Still, when my modem is in power-off state, I won’t be able to use it, unless I do use -r to restart the modem. At least with laptops modems…
> Il giorno 22 gen 2022, alle ore 20:55, Luca Weiss <l...@z3ntu.xyz> ha scritto: > > Hi, I'm trying to get modemmanager to work on Fairphone 4 mainline (SoC is > Snapdragon 750G, sm7225) > > (sidenote, sm6350 is very similar to sm7225 apart from clock speeds and some > minor hardware differences) > > The modem remoteproc comes up fine, and (as it's a dual SIM device) after I > select the correct "application" in the privisioning session (see https:// > wiki.postmarketos.org/wiki/User:TravMurav/Dual-Sim_QMI_draft) the mmcli > output > looks okay to me. > > $ mmcli -m 0 > > > > ----------------------------- > > > > > General | path: /org/freedesktop/ModemManager1/Modem/0 > > > | device id: 46e6d18484ff43e780268699ddc1ca2555ed07cc > ----------------------------- > Hardware | manufacturer: QUALCOMM INCORPORATED > | model: 0 > | firmware revision: MPSS.HI.2.0.1.c6-00447-BITRA_GEN_PACK-1 1 > [Jun 08 2021 18:00:00] > | carrier config: default > | h/w revision: 10000 > | equipment id: 355870090002350 > ----------------------------- > System | device: qcom-soc > | drivers: ipa, qrtr > | plugin: qcom-soc > > > | primary port: qrtr0 > | ports: qrtr0 (qmi), rmnet_ipa0 (net) > ----------------------------- > Status | lock: sim-pin2 > | unlock retries: sim-pin (3), sim-puk (10), sim-pin2 (3), sim- > puk2 (10) > | state: disabled > | power state: off > | signal quality: 0% (cached) > ----------------------------- > Modes | supported: allowed: any; preferred: none > | current: allowed: any; preferred: none > ----------------------------- > IP | supported: ipv4, ipv6, ipv4v6 > ----------------------------- > > > > > SIM | primary sim path: /org/freedesktop/ModemManager1/SIM/1 > | sim slot paths: slot 1: /org/freedesktop/ModemManager1/SIM/0 > | slot 2: none (active) > > > > > > > As far as I know then I am supposed to enable the modem using "mmcli -m 0 -e" > but running this gives the following error: > > error: couldn't enable the modem: > 'GDBus.Error:org.freedesktop.libqmi.Error.Protocol.DeviceNotReady: Couldn't > set operating mode: QMI protocol error (52): 'DeviceNotReady'' > > As far as I understand this is the modem firmware returning this error code > (I > assume modem logs would tell what's going on but I'm not aware of a way to > retrieve them - on mainline at least). > > I also uploaded the log of "/usr/sbin/ModemManager --debug --log-level=DEBUG > --log-file=modemmanager.log --log-timestamps" here: > https://pastebin.com/raw/ebTvgxzD > > Anyone have an idea what's going on here and what might be missing in my > setup? > > Regards > Luca > > Original GitLab issue: > https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/issues/484 > >
