From caf41d41fb378277f8ee7c6ad04a42254bed40bc Mon Sep 17 00:00:00 2001 From: Curtis Malainey Date: Tue, 24 Sep 2019 10:52:31 -0700 Subject: [PATCH] ucm: docs: Add CaptureChannelMap Add ucm value to tell userspace to remap channels. This is useful for systems with DMICs where there may be more channels than active channels. Signed-off-by: Curtis Malainey --- include/use-case.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/use-case.h b/include/use-case.h index 134303af..f1ebb499 100644 --- a/include/use-case.h +++ b/include/use-case.h @@ -342,6 +342,10 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr, * - CaptureMasterType * - type of the master volume control * - Valid values: "soft" (software attenuation) + * - CaptureChannelMap + * - Remap channels using ALSA PCM channel mapping API notation + * E.g. "2 3 0 1 -1 -1 -1 -1 -1 -1 -1" means, FL takes channel 2, + * FR takes channel 3, RL takes channel 0, RL takes channel 1. * - EDIDFile * - Path to EDID file for HDMI devices * - JackCTL