linux-kernel - Re: [PATCH] tpm/tpm_tis: Disable interrupts for TUXEDO InfinityBook S 15/17 Gen7

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Message-Id: <CUE1URH8QI55.15YQBHZNSL2UJ@seitikki>
Date:   Fri, 28 Jul 2023 19:24:30 +0000
From:   "Jarkko Sakkinen" <jarkko@...nel.org>
To:     "Takashi Iwai" <tiwai@...e.de>, "Peter Huewe" <peterhuewe@....de>
Cc:     "Jason Gunthorpe" <jgg@...pe.ca>,
        "Lino Sanfilippo" <l.sanfilippo@...bus.com>,
        <linux-integrity@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] tpm/tpm_tis: Disable interrupts for TUXEDO InfinityBook
 S 15/17 Gen7

On Wed Jul 26, 2023 at 6:00 PM UTC, Takashi Iwai wrote:
> TUXEDO InfinityBook S 15/17 Gen7 suffers from an IRQ problem on
> tpm_tis like a few other laptops.  Add an entry for the workaround.
>
> Cc: stable@...r.kernel.org
> Fixes: e644b2f498d2 ("tpm, tpm_tis: Enable interrupt test")
> Link: https://bugzilla.suse.com/show_bug.cgi?id=1213645
> Signed-off-by: Takashi Iwai <tiwai@...e.de>
> ---
>  drivers/char/tpm/tpm_tis.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
> index cc42cf3de960..a98773ac2e55 100644
> --- a/drivers/char/tpm/tpm_tis.c
> +++ b/drivers/char/tpm/tpm_tis.c
> @@ -162,6 +162,14 @@ static const struct dmi_system_id tpm_tis_dmi_table[] = {
>  			DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L590"),
>  		},
>  	},
> +	{
> +		.callback = tpm_tis_disable_irq,
> +		.ident = "TUXEDO InfinityBook S 15/17 Gen7",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "TUXEDO InfinityBook S 15/17 Gen7"),
> +		},
> +	},
>  	{
>  		.callback = tpm_tis_disable_irq,
>  		.ident = "UPX-TGL",
> -- 
> 2.35.3

Hi does this occur with the latest linux-next and/or v6.5-rc3?

BR, Jarkko