On Mon, 6 Mar 2023 08:56:31 +0100
Johan Hovold <johan+linaro@xxxxxxxxxx> wrote:
> The current interconnect provider interface is inherently racy as
> providers are expected to be added before being fully initialised.
>
> Specifically, nodes are currently not added and the provider data is not
> initialised until after registering the provider which can cause racing
> DT lookups to fail.
>
> Add a new provider API which will be used to fix up the interconnect
> drivers.
>
> The old API is reimplemented using the new interface and will be removed
> once all drivers have been fixed.
>
> Fixes: 11f1ceca7031 ("interconnect: Add generic on-chip interconnect API")
> Fixes: 87e3031b6fbd ("interconnect: Allow endpoints translation via DT")
> Cc: stable@xxxxxxxxxxxxxxx # 5.1
> Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
> Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
[Tested on i.MX8MP using an MSC SM2-MB-EP1 Board]
Tested-by: Luca Ceresoli <luca.ceresoli@xxxxxxxxxxx>
--
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
