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[v2,3/6] btbcm: disable read tx power for MacBook Pro 16,2 (13 inch - 4 Thunderbolt Ports, 2020)

Message ID 8FE730BD-C120-494E-8B3C-B16B48D280BE@live.com
State Superseded
Headers show
Series [v7,resend,1/2] Bluetooth: add quirk disabling LE Read Transmit Power | expand

Commit Message

Aditya Garg Nov. 29, 2021, 7:45 a.m. UTC 
From: Aditya Garg <gargaditya08@live.com>

Bluetooth on Apple MacBook Pro 16,2 is unable to start due to LE Min/Max Tx Power being queried on 
startup. Add a DMI based quirk so that it is disabled.

v2: Wrap changelog in 72 columns

Signed-off-by: Aditya Garg <gargaditya08@live.com>
---
 drivers/bluetooth/btbcm.c | 9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c
index c1b0ca63880a6..ab7b754855d8a 100644
--- a/drivers/bluetooth/btbcm.c
+++ b/drivers/bluetooth/btbcm.c
@@ -354,6 +354,15 @@  static const struct dmi_system_id disable_broken_read_transmit_power[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro16,1"),
 		},
 	},
+	{
+		/* Match for Apple MacBook Pro 16,2 which needs
+		 * Read LE Min/Max Tx Power to be disabled.
+		 */
+		 .matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Apple Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro16,2"),
+		},
+	},
 	{ }
 };