linux-kernel - Re: [PATCH] tpm_tis: Revert "tpm_tis: Disable interrupts on ThinkPad T490s"

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Message-ID: <155add9d-241c-0e15-cc3b-a2ea22e8cdd0@infradead.org>
Date:   Mon, 14 Aug 2023 13:00:57 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Jarkko Sakkinen <jarkko@...nel.org>,
        linux-integrity@...r.kernel.org
Cc:     Jonathan Corbet <corbet@....net>, Peter Huewe <peterhuewe@....de>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Richard Cochran <richardcochran@...il.com>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        "Steven Rostedt (Google)" <rostedt@...dmis.org>,
        Daniel Sneddon <daniel.sneddon@...ux.intel.com>,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH] tpm_tis: Revert "tpm_tis: Disable interrupts on ThinkPad
 T490s"

Hi Jarkko,

On 8/14/23 09:40, Jarkko Sakkinen wrote:
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index 722b6eca2e93..6354aa779178 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -6340,6 +6340,13 @@
>  			This will guarantee that all the other pcrs
>  			are saved.
>  
> +	tpm_tis.interrupts= [HW,TPM]
> +			Enable interrupts for the MMIO based physical layer
> +			for the FIFO interface. By default it is set to false
> +			(0). For more information about TPM hardware interfaces
> +			defined by Trusted Computing Group (TCG) look up to

s/look up to/see/ would be much better IMO.

> +			https://trustedcomputinggroup.org/resource/pc-client-platform-tpm-profile-ptp-specification/
> +

-- 
~Randy