The patch below does not apply to the 5.15-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@xxxxxxxxxxxxxxx>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
>From 3318ae23bbcb14b7f68e9006756ba6d970955635 Mon Sep 17 00:00:00 2001
From: Aditya Garg <gargaditya08@xxxxxxxx>
Date: Mon, 3 Jan 2022 13:28:42 +0000
Subject: [PATCH] Bluetooth: btbcm: disable read tx power for MacBook Air 8,1
and 8,2
The MacBook Air 8,1 and 8,2 also need querying of LE Tx power
to be disabled for Bluetooth to work.
Signed-off-by: Aditya Garg <gargaditya08@xxxxxxxx>
Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c
index 07fabaa5aa29..d9ceca7a7935 100644
--- a/drivers/bluetooth/btbcm.c
+++ b/drivers/bluetooth/btbcm.c
@@ -363,6 +363,18 @@ static const struct dmi_system_id disable_broken_read_transmit_power[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro16,4"),
},
},
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir8,1"),
+ },
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Apple Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir8,2"),
+ },
+ },
{
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Apple Inc."),
