tpm/tpm_tis: Disable interrupts for Lenovo L590 devices
authorFlorian Bezdeka <florian@bezdeka.de>
Tue, 20 Jun 2023 11:11:01 +0000 (13:11 +0200)
committerJarkko Sakkinen <jarkko@kernel.org>
Mon, 17 Jul 2023 19:40:27 +0000 (19:40 +0000)
The Lenovo L590 suffers from an irq storm issue like the T490, T490s
and P360 Tiny, so add an entry for it to tpm_tis_dmi_table and force
polling.

Cc: stable@vger.kernel.org # v6.4+
Link: https://bugzilla.redhat.com/show_bug.cgi?id=2214069#c0
Fixes: e644b2f498d2 ("tpm, tpm_tis: Enable interrupt test")
Signed-off-by: Florian Bezdeka <florian@bezdeka.de>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
drivers/char/tpm/tpm_tis.c

index 4e4426965cd0382ce85be2b8430a1138e4aff735..cc42cf3de960fd7596fb7d10ef8d99b73fa718c2 100644 (file)
@@ -154,6 +154,14 @@ static const struct dmi_system_id tpm_tis_dmi_table[] = {
                        DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L490"),
                },
        },
+       {
+               .callback = tpm_tis_disable_irq,
+               .ident = "ThinkPad L590",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                       DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L590"),
+               },
+       },
        {
                .callback = tpm_tis_disable_irq,
                .ident = "UPX-TGL",