On Tue, Sep 28, 2021 at 5:30 AM Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > > On Mon, Sep 27, 2021 at 06:13:12PM -0700, Saravana Kannan wrote: > > On Mon, Sep 27, 2021 at 5:56 PM Dmitry Baryshkov > > > root@qcom-armv8a:~# ls -l /sys/bus/platform/devices/88e9000.phy/ > > > lrwxrwxrwx 1 root root 0 Aug 4 15:13 > > > consumer:platform:a600000.usb -> > > > ../../../virtual/devlink/platform:88e9000.phy--platform:a600000.usb > > > lrwxrwxrwx 1 root root 0 Aug 4 15:13 > > > consumer:platform:af00000.clock-controller -> > > > ../../../virtual/devlink/platform:88e9000.phy--platform:af00000.clock-controller > > > -rw-r--r-- 1 root root 4096 Aug 4 15:13 driver_override > > > -r--r--r-- 1 root root 4096 Aug 4 15:13 modalias > > > lrwxrwxrwx 1 root root 0 Aug 4 15:13 of_node -> > > > ../../../../firmware/devicetree/base/soc@0/phy@88e9000 > > > drwxr-xr-x 2 root root 0 Aug 4 15:13 power > > > lrwxrwxrwx 1 root root 0 Aug 4 15:10 subsystem -> > > > ../../../../bus/platform > > > lrwxrwxrwx 1 root root 0 Aug 4 15:13 > > > supplier:platform:100000.clock-controller -> > > > ../../../virtual/devlink/platform:100000.clock-controller--platform:88e9000.phy > > > lrwxrwxrwx 1 root root 0 Aug 4 15:13 > > > supplier:platform:18200000.rsc:clock-controller -> > > > ../../../virtual/devlink/platform:18200000.rsc:clock-controller--platform:88e9000.phy > > > lrwxrwxrwx 1 root root 0 Aug 4 15:13 > > > supplier:platform:18200000.rsc:pm8150-rpmh-regulators -> > > > ../../../virtual/devlink/platform:18200000.rsc:pm8150-rpmh-regulators--platform:88e9000.phy > > > -rw-r--r-- 1 root root 4096 Aug 4 15:10 uevent > > > -r--r--r-- 1 root root 4096 Aug 4 15:13 > > > waiting_for_supplier > > > > > > Thus it is not possible to spot this device link without > > > CONFIG_DEBUG_DRIVER=y (or any similar debugging technique). > > > > I sent out some patches to make this easier. But doesn't look like > > it'll land in 5.15. > > https://lore.kernel.org/lkml/20210915172808.620546-1-saravanak@xxxxxxxxxx/ > > I have now queued these up to make it into 5.15-final, this thread has > convinced me :) Thanks :) -Saravana
