ACPI table for BCM2E55 of Lenovo ThinkPad 8 is not correct.
Set correctly IRQ polarity for this device, fixing the issue of bluetooth
never resuming after autosuspend PM.
Signed-off-by: Jérôme de Bretagne <jerome.debretagne@xxxxxxxxx>
---
drivers/bluetooth/hci_bcm.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 5ccb90e..8f6c23c 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -643,6 +643,14 @@ static const struct dmi_system_id bcm_wrong_irq_dmi_table[] = {
},
.driver_data = &acpi_active_low,
},
+ { /* Handle ThinkPad 8 tablets with BCM2E55 chipset ACPI ID */
+ .ident = "Lenovo ThinkPad 8",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "ThinkPad 8"),
+ },
+ .driver_data = &acpi_active_low,
+ },
{ }
};
--
2.9.3
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