Re: [PATCH 1/6] soc: qcom: rpmh-rsc: Skip TCS init when RSC is managed by firmware

From: Konrad Dybcio

Date: Mon May 25 2026 - 08:41:09 EST


On 5/22/26 8:06 AM, Graham O'Connor wrote:
> On QCS6490-based platforms booting via UEFI, the RSC hardware solver
> is already active when the kernel takes over from the firmware. Calling
> rpmh_probe_tcs_config() in this state reinitializes the controller
> while the firmware is actively managing it, causing a security
> violation and system reset.

I don't think this has been an issue so far on other platforms..

Do you have some more details?

Konrad