drivers/usb/acpi: Remove Tile Activation Method in Intel Bluetooth dr…

…iver Linux has never supported this feature, and according to our FAE, the Windows driver dropped support for it in 2022 so remove it. Change-Id: I4f0b6108bb5db657490a8b9395bb99378fc63c4d Signed-off-by: Sean Rhodes <[email protected]> Reviewed-on: https://review.coreboot.org/c/coreboot/+/84624 Tested-by: build bot (Jenkins) <[email protected]> Reviewed-by: Nicholas Sudsgaard <[email protected]>
BlindspotSoftware · Oct 14, 2024 · 2cd06b7 · 2cd06b7
1 parent 144baae
commit 2cd06b7
Showing 1 changed file with 0 additions and 42 deletions.
diff --git a/src/drivers/usb/acpi/intel_bluetooth.c b/src/drivers/usb/acpi/intel_bluetooth.c
@@ -6,12 +6,6 @@
 /*
  * Intel Bluetooth DSM
  *
- * Check Tile Activation (2d19d3e1-5708-4696-bd5b-2c3dbae2d6a9)
- *
- * Arg2 == 0: Return a package with the following bits set
- * BIT(0)	Indicates whether the device supports other functions
- * BIT(1)	Check Tile Activation
- *
  * Check/Set Reset Delay (aa10f4e0-81ac-4233-abf6-3b2ac50e28d9)
  * Arg2 == 0:	Return a package with the following bit set
  * BIT(0)	Indicates whether the device supports other functions
@@ -42,21 +36,7 @@ static void set_reset_delay(void *arg)
 	acpigen_write_store_op_to_namestr(ARG3_OP, "RDLY");
 }
 
-static void get_feature_flag(void *arg)
-{
-	acpigen_write_if_lequal_op_int(ARG1_OP, 0);
-	{
-		acpigen_write_return_singleton_buffer(0x03);
-	}
-	acpigen_write_else();
-	{
-		acpigen_write_return_singleton_buffer(0x00);
-	}
-	acpigen_pop_len();
-}
-
 void (*uuid_callbacks1[])(void *) = { check_reset_delay, set_reset_delay };
-void (*uuid_callbacks2[])(void *) = { get_feature_flag };
 
 void acpi_device_intel_bt(unsigned int reset_gpio, unsigned int enable_gpio, bool audio_offload)
 {
@@ -93,27 +73,6 @@ void acpi_device_intel_bt(unsigned int reset_gpio, unsigned int enable_gpio, boo
  *			}
  *			Return (Zero)
  *		}
- *		ElseIf ((Arg0 == ToUUID ("2d19d3e1-5708-4696-bd5b-2c3dbae2d6a9")))
- *		{
- *			If ((Arg2 == Zero))
- *			{
- *				If ((Arg1 == Zero))
- *				{
- *					Return (Buffer (One)
- *					{
- *						0x00
- *					})
- *				}
- *				Else
- *				{
- *					Return (Buffer (One)
- *					{
- *						0x00
- *					})
- *				}
- *			}
- *			Return (Zero)
- *		}
  *		Else
  *		{
  *			Return (Buffer (One)
@@ -125,7 +84,6 @@ void acpi_device_intel_bt(unsigned int reset_gpio, unsigned int enable_gpio, boo
  */
 	struct dsm_uuid uuid_callbacks[] = {
 		DSM_UUID("aa10f4e0-81ac-4233-abf6-3b2ac50e28d9", uuid_callbacks1, 2, NULL),
-		DSM_UUID("2d19d3e1-5708-4696-bd5b-2c3dbae2d6a9", uuid_callbacks2, 1, NULL),
 	};
 
 	acpigen_write_dsm_uuid_arr(uuid_callbacks, ARRAY_SIZE(uuid_callbacks));