Document the five opt-in virtio_snd capture module parameters. State that capture_allow_empty, capture_allow_short, capture_packed_status and capture_pause_restart require capture_staging, and use the ALSA kernel parameter restriction tag for each entry.
Assisted-by: LLM Signed-off-by: Joonho Lee <[email protected]> --- Documentation/admin-guide/kernel-parameters.txt | 29 +++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -8344,6 +8344,35 @@ Can be used multiple times for multiple devices. + virtio_snd.capture_allow_empty= [HW,ALSA] + Retry a bounded number of empty startup capture replies + when virtio_snd.capture_staging=1. + Format: <bool> + Default: false. Validate with the target device. + + virtio_snd.capture_allow_short= [HW,ALSA] + Accept non-empty, frame-aligned short capture replies + when virtio_snd.capture_staging=1. + Format: <bool> + Default: false. Validate with the target device. + + virtio_snd.capture_packed_status= [HW,ALSA] + Read status immediately after the returned capture data + when virtio_snd.capture_staging=1. + Format: <bool> + Default: false. Validate with the target device. + + virtio_snd.capture_pause_restart= [HW,ALSA] + Release and reprepare capture streams across pause when + virtio_snd.capture_staging=1. + Format: <bool> + Default: false. Validate with the target device. + + virtio_snd.capture_staging= [HW,ALSA] + Enable staged capture using request-owned buffers. + Format: <bool> + Default: false. Validate with the target device. + vga= [BOOT,X86-32] Select a particular video mode See Documentation/arch/x86/boot.rst and Documentation/admin-guide/svga.rst.
