From: "Jérôme de Bretagne" <jerome.debretagne@gmail.com>
To: linux-bluetooth@vger.kernel.org
Subject: [PATCH] Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8
Date: Sun, 9 Oct 2016 15:51:05 +0200 [thread overview]
Message-ID: <20161009135105.7970-1-jerome.debretagne@gmail.com> (raw)
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>
---
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
next reply other threads:[~2016-10-09 13:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-09 13:51 Jérôme de Bretagne [this message]
2016-10-09 19:48 ` [PATCH] Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8 Marcel Holtmann
2016-10-09 21:10 ` Jérôme de Bretagne
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