linux-kernel - Re: [PATCH 1/1] tpm: disable hwrng for fTPM on some AMD designs

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Message-ID: <20230727183805.69c36d6e@g14>
Date:   Thu, 27 Jul 2023 15:38:05 +0000
From:   Daniil Stas <daniil.stas@...teo.net>
To:     mario.limonciello@....com
Cc:     James.Bottomley@...senpartnership.com, Jason@...c4.com,
        jarkko@...nel.org, linux-integrity@...r.kernel.org,
        linux-kernel@...r.kernel.org, regressions@...mhuis.info,
        stable@...r.kernel.org, torvalds@...ux-foundation.org
Subject: Re: [PATCH 1/1] tpm: disable hwrng for fTPM on some AMD designs

Hi,
I am still getting fTPM stutters with 6.4.3 kernel on Asus GA402RJ
laptop.
Compiling kernel without TPM support makes the stutters go away.
The fTPM firmware version is 0x3005700020005 on my machine.