lkml.org 
[lkml]   [2018]   [Jan]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 2/3] tpm: separate cmd_ready/go_idle from runtime_pm
On Tue, Jan 23, 2018 at 08:33:22AM -0700, Jason Gunthorpe wrote:
> On Tue, Jan 23, 2018 at 03:08:41PM +0200, Jarkko Sakkinen wrote:
> > On Tue, Jan 23, 2018 at 01:27:30PM +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@intel.com>
> >
> > Thank you.
> >
> > LGTM
> >
> > Jason, what do you think?
>
> The PM stuff has been the source of confusion for a while, seems
> reasonable to get rid of it.

I'll test this ASAP.

/Jarkk

\
 
 \ /
  Last update: 2018-01-29 09:43    [W:0.121 / U:0.140 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site