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authorJérôme de Bretagne <jerome.debretagne@gmail.com>2016-10-09 15:51:05 +0200
committerMarcel Holtmann <marcel@holtmann.org>2016-10-13 09:27:01 +0200
commit5e2bd93b8fcac8c0cf83f189d996831fb21f2db3 (patch)
tree8d2574cdfb0d5ac7971aafe2a71e3de83402e9f8 /drivers/bluetooth
parent6d3a4c404648e415e7d96e285d723936d4df7ed0 (diff)
downloadop-kernel-dev-5e2bd93b8fcac8c0cf83f189d996831fb21f2db3.zip
op-kernel-dev-5e2bd93b8fcac8c0cf83f189d996831fb21f2db3.tar.gz
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>
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/hci_bcm.c8
1 files changed, 8 insertions, 0 deletions
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,
+ },
{ }
};
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