Messages in this thread Patch in this message |  | | Date | Mon, 10 Feb 2025 18:32:26 +0800 | | Subject | [PATCH v3 3/3] Bluetooth: Add ABI doc for sysfs isoc_alt | | From | Hsin-chen Chuang <> |
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From: Hsin-chen Chuang <chharry@chromium.org>
The functionality was completed in commit 5e5c3898ef49 ("Bluetooth: Fix possible race with userspace of sysfs isoc_alt")
Fixes: 5e5c3898ef49 ("Bluetooth: Fix possible race with userspace of sysfs isoc_alt") Signed-off-by: Hsin-chen Chuang <chharry@chromium.org> ---
(no changes since v1)
Documentation/ABI/stable/sysfs-class-bluetooth | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/Documentation/ABI/stable/sysfs-class-bluetooth b/Documentation/ABI/stable/sysfs-class-bluetooth index 36be02471174..1168e0318e35 100644 --- a/Documentation/ABI/stable/sysfs-class-bluetooth +++ b/Documentation/ABI/stable/sysfs-class-bluetooth @@ -7,3 +7,15 @@ Description: This write-only attribute allows users to trigger the vendor reset The reset may or may not be done through the device transport (e.g., UART/USB), and can also be done through an out-of-band approach such as GPIO. + +What: /sys/class/bluetooth/hci<index>/isoc_alt +Date: 10-Feb-2025 +KernelVersion: 6.13 +Contact: linux-bluetooth@vger.kernel.org +Description: This attribute allows users to configure the USB Alternate setting + for the specific HCI device. Reading this attribute returns the + current setting, and writing any supported numbers would change + the setting. See the USB Alternate setting definition in Bluetooth + core spec 5, vol 4, part B, table 2.1. + If the data is not a valid number, the write fails with -EINVAL. + The other failures are vendor specific. -- 2.48.1.502.g6dc24dfdaf-goog
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