diff mbox series

[6/6] btbcm: disable read tx power for iMac 20,2 (Retina 5K, 27-inch, 2020)

Message ID 8E63B397-FADC-4FD2-9C90-B4F09C5498A1@live.com
State New
Headers show
Series [v7,resend,1/2] Bluetooth: add quirk disabling LE Read Transmit Power | expand

Commit Message

Aditya Garg Nov. 29, 2021, 7:32 a.m. UTC 
From: Aditya Garg <gargaditya08@live.com>

Bluetooth on Apple iMac 20,2 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.

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

Patch

diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c
index 15c5be927c659..601337b5a5130 100644
--- a/drivers/bluetooth/btbcm.c
+++ b/drivers/bluetooth/btbcm.c
@@ -381,6 +381,15 @@  static const struct dmi_system_id disable_broken_read_transmit_power[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "iMac20,1"),
 		},
 	},
+	{
+		/* Match for Apple iMac 20,2 which needs
+		 * Read LE Min/Max Tx Power to be disabled.
+		 */
+		 .matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Apple Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "iMac20,2"),
+		},
+	},
 	{ }
 };