Re: [PATCH 2/2 v2] tpm: separate cmd_ready/go_idle from runtime_pm

From: Jarkko Sakkinen
Date: Tue Feb 06 2018 - 15:04:51 EST


On Sun, Jan 28, 2018 at 09:51:01AM +0200, Tomas Winkler wrote:
> We cannot use go_idle cmd_ready commands via runtime_pm handles
> as with the introduction of localities this is no longer an optional
> feature, while runtime pm can be not enabled.
> Though cmd_ready/go_idle provides power saving feature, it's also part of
> TPM2 protocol and should be called explicitly.
> This patch exposes cmd_read/go_idle via tpm class ops and removes
> runtime pm support as it is not used by any driver.
>
> Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>

Makes sense so that only 1/2 woud need to be backported to stable
(1/2 should probably have cc for stable).

/Jarkko