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    SubjectRe: [PATCH v2 0/5] crypto: ccree: cleanup, fixes and R-Car enabling
    On Wed, Jun 20, 2018 at 11:51 AM, Simon Horman <horms@verge.net.au> wrote:
    > On Tue, Jun 19, 2018 at 04:57:15PM +0300, Gilad Ben-Yossef wrote:
    >> On Tue, Jun 19, 2018 at 3:58 PM, Geert Uytterhoeven
    >> <geert@linux-m68k.org> wrote:
    >> > Hi Gilad,
    >> >
    >> > On Thu, May 24, 2018 at 4:19 PM Gilad Ben-Yossef <gilad@benyossef.com> wrote:
    >> >> The patch set enables the use of CryptoCell found in some Renesas R-Car
    >> >> Salvator-X boards and fixes some driver issues uncovered that prevented
    >> >> to work properly.
    >> >
    >> > With DEBUG enabled on R-Car H3, I see lots of
    >> >
    >> > ccree e6601000.crypto: IRR includes unknown cause bits (0x00000098)
    >> > ccree e6601000.crypto: IRR includes unknown cause bits (0x000000C0)
    >> > ccree e6601000.crypto: IRR includes unknown cause bits (0x000000D0)
    >> > ccree e6601000.crypto: IRR includes unknown cause bits (0x000000D8)
    >> > ccree e6601000.crypto: IRR includes unknown cause bits (0x000000E0)
    >> > ccree e6601000.crypto: IRR includes unknown cause bits (0x000000F0)
    >> > ccree e6601000.crypto: IRR includes unknown cause bits (0x000000F8)
    >> >
    >> > during boot. Is that expected?
    >>
    >> Yes. The condition itself it is reporting is not necessarily bad. It
    >> means that driver
    >> did not act on certain HW notification during interrupts and that's
    >> OK, we don't act on all of them
    >> depending on configuration - e.g. if you have CONFIG_FIPS enabled and
    >> an active TEE module or not.
    >>
    >> I can rate_limit the message if it bothers you but other than that it
    >> is a harmless debug print.
    >
    > Rate limiting sounds like an excellent idea to me.

    Will do.

    Thanks!
    Gilad



    --
    Gilad Ben-Yossef
    Chief Coffee Drinker

    values of β will give rise to dom!

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