Re: [PATCH] firmware: arm_scmi: Check Mailbox/SMT channel for consistency

From: Sudeep Holla
Date: Mon Jan 22 2024 - 09:42:24 EST


On Wed, 20 Dec 2023 17:21:12 +0000, Cristian Marussi wrote:
> On reception of a completion interrupt the SMT memory area is accessed to
> retrieve the message header at first and then, if the message sequence
> number identifies a transaction which is still pending, the related
> payload is fetched too.
>
> When an SCMI command times out the channel ownership remains with the
> platform until eventually a late reply is received and, as a consequence,
> any further transmission attempt remains pending, waiting for the channel
> to be relinquished by the platform.
>
> [...]

Applied to sudeep.holla/linux (for-next/scmi/fixes), thanks!

[1/1] firmware: arm_scmi: Check Mailbox/SMT channel for consistency
https://git.kernel.org/sudeep.holla/c/437a310b2224
--
Regards,
Sudeep