Messages in this thread | | | Date | Thu, 15 Aug 2019 23:34:33 +0300 | From | Jarkko Sakkinen <> | Subject | Re: [PATCH v4 1/6] tpm: Add a flag to indicate TPM power is managed by firmware |
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On Mon, Aug 12, 2019 at 03:36:17PM -0700, Stephen Boyd wrote: > On some platforms, the TPM power is managed by firmware and therefore we > don't need to stop the TPM on suspend when going to a light version of > suspend such as S0ix ("freeze" suspend state). Add a chip flag, > TPM_CHIP_FLAG_FIRMWARE_POWER_MANAGED, to indicate this so that certain > platforms can probe for the usage of this light suspend and avoid > touching the TPM state across suspend/resume. > > Cc: Andrey Pronin <apronin@chromium.org> > Cc: Duncan Laurie <dlaurie@chromium.org> > Cc: Jason Gunthorpe <jgg@ziepe.ca> > Cc: Arnd Bergmann <arnd@arndb.de> > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Cc: Guenter Roeck <groeck@chromium.org> > Cc: Alexander Steffen <Alexander.Steffen@infineon.com> > Signed-off-by: Stephen Boyd <swboyd@chromium.org>
LGTM
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
/Jarkko
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