Re: [PATCH] drm/msm: handle for EPROBE_DEFER for of_icc_get

[Matthias Kaehlcke]

Hi Jonathan,

On Tue, Jun 30, 2020 at 11:08:41PM -0400, Jonathan Marek wrote:
> Check for EPROBE_DEFER instead of silently not using icc if the msm driver
> probes before the interconnect driver.

Agreed with supporting deferred ICC probing.

> Only check for EPROBE_DEFER because of_icc_get can return other errors that
> we want to ignore (ENODATA).

What would be the -ENODATA case?

If the 'interconnects' property is not specified of_icc_get() returns NULL,
shouldn't all (or most) errors be propagated rather than staying silent?

Thanks

Matthias