linux-kernel - Re: [PATCH v4 RESEND 1/2] Documentation: tpm: add powered-while-suspended binding documentation

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Message-ID: <20170709070403.drxxzllnhagnxhjn@linux.intel.com>
Date:   Sun, 9 Jul 2017 10:04:03 +0300
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Sonny Rao <sonnyrao@...omium.org>
Cc:     Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        Rob Herring <robh+dt@...nel.org>,
        Peter Huewe <peterhuewe@....de>,
        tpmdd-devel@...ts.sourceforge.net,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Mark Rutland <mark.rutland@....com>,
        Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
        Guenter Roeck <groeck@...omium.org>
Subject: Re: [PATCH v4 RESEND 1/2] Documentation: tpm: add
 powered-while-suspended binding documentation

On Wed, Jul 05, 2017 at 10:19:02AM -0700, Sonny Rao wrote:
> On Mon, Jul 3, 2017 at 5:57 AM, Jarkko Sakkinen
> <jarkko.sakkinen@...ux.intel.com> wrote:
> > On Tue, Jun 27, 2017 at 12:27:23PM +0200, Enric Balletbo i Serra wrote:
> >> Add a new powered-while-suspended property to control the behavior of the
> >> TPM suspend/resume.
> >>
> >> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>
> >> Signed-off-by: Sonny Rao <sonnyrao@...omium.org>
> >> Reviewed-by: Jason Gunthorpe <jgunthorpe@...idianresearch.com>
> >> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
> >> Acked-by: Rob Herring <robh@...nel.org>
> >> ---
> >> Changes since v3.
> >>   - Rebased on top of linux-next
> >>  Rob Herring
> >>   - Split DT binding from code patch as is preferred.
> >>
> >> Did not exist on previous versions.
> >>
> >>  Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt | 6 ++++++
> >>  1 file changed, 6 insertions(+)
> >>
> >> diff --git a/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt b/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt
> >> index 8cb638b..85c8216 100644
> >> --- a/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt
> >> +++ b/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt
> >> @@ -8,6 +8,12 @@ Required properties:
> >>                     the firmware event log
> >>  - linux,sml-size : size of the memory allocated for the firmware event log
> >>
> >> +Optional properties:
> >> +
> >> +- powered-while-suspended: present when the TPM is left powered on between
> >> +                           suspend and resume (makes the suspend/resume
> >> +                           callbacks do nothing).
> >> +
> >>  Example (for OpenPower Systems with Nuvoton TPM 2.0 on I2C)
> >>  ----------------------------------------------------------
> >>
> >> --
> >> 2.9.3
> >>
> >
> > So... should I apply this?
> 
> Hi, since you applied the code part, it would make sense to apply the
> documentation too.

I can do it.

/Jarkko