* [PATCH] Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8
@ 2016-10-09 13:51 Jérôme de Bretagne
2016-10-09 19:48 ` Marcel Holtmann
0 siblings, 1 reply; 3+ messages in thread
From: Jérôme de Bretagne @ 2016-10-09 13:51 UTC (permalink / raw)
To: linux-bluetooth
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
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8
2016-10-09 13:51 [PATCH] Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8 Jérôme de Bretagne
@ 2016-10-09 19:48 ` Marcel Holtmann
2016-10-09 21:10 ` Jérôme de Bretagne
0 siblings, 1 reply; 3+ messages in thread
From: Marcel Holtmann @ 2016-10-09 19:48 UTC (permalink / raw)
To: Jérôme de Bretagne; +Cc: linux-bluetooth
Hi Jerome,
> 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(+)
patch has been applied to bluetooth-next tree.
Regards
Marcel
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8
2016-10-09 19:48 ` Marcel Holtmann
@ 2016-10-09 21:10 ` Jérôme de Bretagne
0 siblings, 0 replies; 3+ messages in thread
From: Jérôme de Bretagne @ 2016-10-09 21:10 UTC (permalink / raw)
To: Marcel Holtmann, Loic Poulain; +Cc: linux-bluetooth
> patch has been applied to bluetooth-next tree.
>
Thanks Marcel, and thanks to Loic also for the pointer in the right
direction to help me fix this issue!
Regards,
Jérôme
^ permalink raw reply [flat|nested] 3+ messages in thread
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2016-10-09 13:51 [PATCH] Bluetooth: hci_bcm: Fix autosuspend PM for Lenovo ThinkPad 8 Jérôme de Bretagne
2016-10-09 19:48 ` Marcel Holtmann
2016-10-09 21:10 ` Jérôme de Bretagne
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