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

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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 <sean@starlabs.systems>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84624
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nicholas Sudsgaard <devel+coreboot@nsudsgaard.com>
This commit is contained in:
Sean Rhodes 2024-10-02 12:43:06 +01:00 • committed by Martin L Roth
commit 2cd06b79b1
1 changed files with 0 additions and 42 deletions
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42
src/drivers/usb/acpi/intel_bluetooth.c
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@ -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));