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SubjectRe: [PATCH v7] platform/chrome: cros_ec_lpc: Move host command to prepare/complete
On Wed, Aug 31, 2022 at 08:21:23PM -0600, Raul Rangel wrote:
> On Wed, Aug 31, 2022 at 7:52 PM Tzung-Bi Shih <tzungbi@kernel.org> wrote:
> > > On Tue, Aug 23, 2022 at 9:59 AM Tim Van Patten <timvp@google.com> wrote:
> > > >
> > > > Update cros_ec_lpc_pm_ops to call cros_ec_lpc_prepare() during PM
> > > > .prepare() and cros_ec_lpc_complete() during .complete(). This moves the
> > > > host command that the AP sends and allows the EC to log entry/exit of
> > > > AP's suspend/resume more accurately.
> > > >
> > > > Signed-off-by: Tim Van Patten <timvp@google.com>
> > > > ---
> > > >
> > > > Changes in v7:
> > > > - Rename "host event" to "host command" in title/description.
> > > >
> > > > Changes in v6:
> > > > - Fully restore fixes from v3.
> > > >
> > > > Changes in v5:
> > > > - Restore fixes from v3.
> > > >
> > > > Changes in v4:
> > > > - Update title and description.
> > > >
> > > > Changes in v3:
> > > > - Update cros_ec_lpc_suspend() to cros_ec_lpc_prepare()
> > > > - Update cros_ec_lpc_resume() to cros_ec_lpc_complete()
> > > >
> > > > Changes in v2:
> > > > - Include cros_ec_resume() return value in dev_info() output.
> > > > - Guard setting .prepare/.complete with #ifdef CONFIG_PM_SLEEP.
> >
>
> > I don't buy-in the ideas from the discussion in v3[1]. Thus, I would defer
> > to other reviewers/maintainers on the list to seek their suggestions.
> >
> > [1]: https://patchwork.kernel.org/project/chrome-platform/patch/20220802113957.v3.1.I2c8c550183162e7594309b66d19af696b8d84552@changeid/
>
> Just to clarify, you are opposed to printing the return code because
> `cros_ec_resume` currently always returns 0? Or is there another
> objection?

Yes. I'm not sure if always printing 0 is a good idea.

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