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From:   "Domen Stangar" <domen.stangar@gmail.com>
To:     "John Allen" <john.allen@amd.com>
Subject: Re[2]: problem with ccp-crypto module on apu
Cc:     "Tom Lendacky" <thomas.lendacky@amd.com>,
        "linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>
Date:   Sun, 17 Jan 2021 10:16:58 +0000
Message-Id: <emf3681a05-10b5-44ad-b516-c8492fdf8f3a@domen-5950x>
In-Reply-To: <20210107151050.GA30454@nikka.amd.com>
References: <em96a2a8ae-80a7-4608-905e-5d932c0cf9bb@domen1-pc>
 <20201228152245.GA90548@nikka.amd.com>
 <95c0d9f7-e8e9-0b71-1f0a-44230c3dbfe5@amd.com>
 <eme43aecb9-708c-4fda-ba76-a446ecc12790@domen-5950x>
 <20210107151050.GA30454@nikka.amd.com>
Reply-To: "Domen Stangar" <domen.stangar@gmail.com>
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Sorry for late answer, somewhat missed mail.

dmesg last lines that where added

[  325.691756] ccp 0000:0a:00.2: enabling device (0000 -> 0002)
[  325.692217] ccp 0000:0a:00.2: ccp enabled
[  325.702401] ccp 0000:0a:00.2: tee enabled
[  325.702405] ccp 0000:0a:00.2: psp enabled

  /sys/kernel/debug/ccp/ccp-1/stats
Total Interrupts Handled: 0
         Total Operations: 1
                      AES: 0
                  XTS AES: 0
                      SHA: 0
                      SHA: 0
                      RSA: 0
                Pass-Thru: 1
                      ECC: 0

interrupts output attached.

Domen

------ Original Message ------
From: "John Allen" <john.allen@amd.com>
To: "Domen Stangar" <domen.stangar@gmail.com>
Cc: "Tom Lendacky" <thomas.lendacky@amd.com>;=20
"linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>
Sent: 07/01/2021 17:10:50
Subject: Re: problem with ccp-crypto module on apu

>On Mon, Jan 04, 2021 at 04:10:26PM +0000, Domen Stangar wrote:
>>  Device name: ccp-1
>>     RNG name: ccp-1-rng
>>     # Queues: 3
>>       # Cmds: 0
>>      Version: 5
>>      Engines: AES 3DES SHA RSA ECC ZDE TRNG
>>       Queues: 5
>>  LSB Entries: 128
>>
>>  Let me know if you need anything else.
>
>Hi Domen,
>
>Looks like we may have a lead on this problem.
>
>Could you provide the following when you're loading the module?
>
>dmesg
>/proc/interrupts
>/sys/kernel/debug/ccp/ccp-1/stats
>
>Thanks,
>John
>
>>  Domen
>>
>>  > Domen, do you have the debugfs support enabled? Could you supply the=
 output from /sys/kernel/debug/ccp/ccp-X/info (where X is replaced with each =
of the present ccp ordinal values)?
>>  >
>>  > Thanks,
>>  > Tom
>>  >
>>
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