Re: [PATCH 0/2] pinctrl: scmi: Replace get function and group info with generic callbacks
Alex Tran <[email protected]>
| Newsgroups | org.kernel.vger.arm-scmi,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-gpio,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
> Hi Alex, > > I gave it a go at this series on an emulated setup and with these > changes I get: > > root@deb-guest:~# modprobe pinctrl-scmi > [ 15.329932] scmi-pinctrl scmi_dev.4: error -EINVAL: Failed to register functions > [ 15.330259] scmi-pinctrl scmi_dev.4: probe with driver scmi-pinctrl failed with error -22 > > ...not debugged any further. > > Thanks, > Cristian Hi Cristian, I've tested this series on sa8797p hardware and did not experience any issues with registering functions during probe. Can you provide me with the pin topology of your emulated setup? I have a hunch that the topology may contain a function with 0 groups which is why -EINVAL is being returned. The previous pinctrl_scmi_get_function_groups callback considered a function with no groups invalid. Best, Alex