From: Jérôme de Bretagne <jerome.debretagne@gmail.com>
Date: Sun, 9 Oct 2016 13:51:05 +0000 (+0200)
Subject: Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8
X-Git-Url: http://git.cascardo.eti.br/?a=commitdiff_plain;h=5e2bd93b8fcac8c0cf83f189d996831fb21f2db3;p=cascardo%2Flinux.git

Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8

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@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 5ccb90ef0146..8f6c23c20c52 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,
+	},
 	{ }
 };