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

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Message-Id: <20230726180035.14511-1-tiwai@suse.de>
Date:   Wed, 26 Jul 2023 20:00:35 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Peter Huewe <peterhuewe@....de>,
        Jarkko Sakkinen <jarkko@...nel.org>
Cc:     Jason Gunthorpe <jgg@...pe.ca>,
        Lino Sanfilippo <l.sanfilippo@...bus.com>,
        linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] tpm/tpm_tis: Disable interrupts for TUXEDO InfinityBook S 15/17 Gen7

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