>> I need some assistance in troubleshooting problem with passing a modprobe parameter to the lirc_zilog module. >> >> I'm running Fedora 19 with the most recent updates: >> >> # uname -r >> 3.12.11-201.fc19.x86_64 >> >> I have a file /etc/modprobe.d/lirc_zilog.conf file that contains the following: >> >> # cat /etc/modprobe.d/lirc_zilog.conf >> options lirc_zilog tx_only=1 >> >> This file previously worked to disable the IR receive mode on the lirc_zilog module but something seems to have changed to prevent this from happening. >> >> The above parameter is being ignored since the lirc_zilog module is running both transmit and receive. >> >> Here is the command to receive IR signals: >> >> #irw >> 00000000000017b5 00 play Hauppauge >> 00000000000017b5 01 play Hauppauge >> 00000000000017b5 02 play Hauppauge >> >> The lirc_zilog module is being loaded at system boot time: >> >> # lsmod | grep lirc >> lirc_zilog 22473 0 >> i2c_core 38476 8 drm,i915,i2c_i801,hdpvr,lirc_zilog,drm_kms_helper,i2c_algo_bit,videodev >> lirc_dev 19504 1 lirc_zilog >> rc_core 26896 1 lirc_dev >> >> The systemd-modules-load.service appears to have completed normally: >> >> # systemctl status systemd-modules-load.service >> systemd-modules-load.service - Load Kernel Modules >> Loaded: loaded (/usr/lib/systemd/system/systemd-modules-load.service; static) >> Active: active (exited) since Mon 2014-02-24 18:06:33 EST; 1min 46s ago >> Docs: man:systemd-modules-load.service(8) >> man:modules-load.d(5) >> Process: 214 ExecStart=/usr/lib/systemd/systemd-modules-load (code=exited, status=0/SUCCESS) >> >> Feb 24 18:06:32 divo systemd[1]: Starting Load Kernel Modules... >> >> The tx_only option is a valid option for lirc_zilog: >> >> # modinfo lirc_zilog >> filename: /lib/modules/3.12.11-201.fc19.x86_64/kernel/drivers/staging/media/lirc/lirc_zilog.ko >> alias: lirc_pvr150 >> license: GPL >> author: Gerd Knorr, Michal Kochanowicz, Christoph Bartelmus, Ulrich Mueller, Stefan Jahn, Jerome Brock, Mark Weaver, Andy Walls >> description: Zilog/Hauppauge infrared transmitter driver (i2c stack) >> depends: i2c-core,lirc_dev >> staging: Y >> intree: Y >> vermagic: 3.12.11-201.fc19.x86_64 SMP mod_unload >> signer: Fedora kernel signing key >> sig_key: FC:A0:01:2C:8A:A6:A3:A0:0F:CC:4E:16:E4:8C:17:FD:D9:C6:31:21 >> sig_hashalgo: sha256 >> parm: minor:Preferred minor device number (int) >> parm: debug:Enable debugging messages (bool) >> parm: tx_only:Only handle the IR transmit function (bool) >> >> I can manually unload the lirc_zilog module and manually reload lirc_zilog with the tx_only=1 option and lirc_zilog module works as desired with IR receive disabled. >> >> I've tried various filenames.conf and the different directories (/lib/modprobe.d) for modprobe without success. >> >> If I run dmesg and grep for IR, I see that lirc_zilog is probing for IR Rx and IR Tx. >> >> [Mon Feb 24 18:06:34 2014] lirc_zilog: probing IR Rx on Hauppage HD PVR I2C (i2c-8) >> [Mon Feb 24 18:06:34 2014] lirc_zilog: probe of IR Rx on Hauppage HD PVR I2C (i2c-8) done. Waiting on IR Tx. >> [Mon Feb 24 18:06:34 2014] lirc_zilog: probe of IR Rx on Hauppage HD PVR I2C (i2c-8) done >> [Mon Feb 24 18:06:34 2014] lirc_zilog: probing IR Tx on Hauppage HD PVR I2C (i2c-8) >> [Mon Feb 24 18:06:34 2014] lirc_zilog: IR unit on Hauppage HD PVR I2C (i2c-8) registered as lirc0 and ready >> [Mon Feb 24 18:06:34 2014] lirc_zilog: probe of IR Tx on Hauppage HD PVR I2C (i2c-8) done >> >> Previously when the tx_only=1 option was being properly processes, the lirc_zilog module was only probing for IR Tx. >> >> Looking at the systemd entries from dmesg doesn't give any hints for why the lirc_zilog.conf options file isn't being read. >> >> Looking at the output from journalctl -b doesn't provide any clues. >> >> I've exhausted my ability to troubleshoot the systemd-modules-load.service to see the details of what is going on during the boot process. >> >> I need help with how to enable debug on the systemd-modules-load process or help of where to look next to resolve this issue. >> >> Thanks in advance for any assistance you can provide. > >I think you're saying that if you manually unload the module and then load it the .conf file is honored and loaded as you want. > >If so, did you run dracut to create a new initramfs with the changes you made? > No, what I mean by manual reload is the following command: modprobe lirc_zilog tx_only=1 K -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org
