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| author |   Takashi Iwai <tiwai@suse.de> | 2019-08-28 16:34:36 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-08-28 16:34:36 +0200 |
| commit | 67d94c21361959668da5b32ba1b1c1d4a3ddba21 (patch) | |
| tree | 688007071988c956377881b5e0de832e0bbcb042 /Documentation/sound/hd-audio | |
| parent | ALSA: usb-audio: Update DSD support quirks for Oppo and Rotel (diff) | |
| download | wireguard-linux-67d94c21361959668da5b32ba1b1c1d4a3ddba21.tar.xz wireguard-linux-67d94c21361959668da5b32ba1b1c1d4a3ddba21.zip | |
ALSA: hda - Update descriptions about new position_fix values
The new values for the recent Intel and AMD chips are missing in the
documentation. Add the new descriptions.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation/sound/hd-audio')
| -rw-r--r-- | Documentation/sound/hd-audio/notes.rst | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/sound/hd-audio/notes.rst b/Documentation/sound/hd-audio/notes.rst index 9f7347830ba4..0f3109d9abc8 100644 --- a/Documentation/sound/hd-audio/notes.rst +++ b/Documentation/sound/hd-audio/notes.rst @@ -66,6 +66,11 @@ by comparing both LPIB and position-buffer values. ``position_fix=4`` is another combination available for all controllers, and uses LPIB for the playback and the position-buffer for the capture streams. +``position_fix=5`` is specific to Intel platforms, so far, for Skylake +and onward. It applies the delay calculation for the precise position +reporting. +``position_fix=6`` is to correct the position with the fixed FIFO +size, mainly targeted for the recent AMD controllers. 0 is the default value for all other controllers, the automatic check and fallback to LPIB as described in the above. If you get a problem of repeated sounds, this option might |