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Wed, 06 Nov 2019 17:58:39 -0800 (PST) From: Curtis Malainey To: alsa-devel@alsa-project.org Date: Wed, 6 Nov 2019 17:58:06 -0800 Message-Id: <20191107015808.26844-9-cujomalainey@chromium.org> X-Mailer: git-send-email 2.24.0.432.g9d3f5f5b63-goog In-Reply-To: <20191107015808.26844-1-cujomalainey@chromium.org> References: <20191107015808.26844-1-cujomalainey@chromium.org> MIME-Version: 1.0 Cc: Curtis Malainey , broonie@kernel.org Subject: [alsa-devel] [PATCH 09/11] ucm: docs: Add EchoReferenceDev X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Sometimes userspace may want to use a reference channel to cancel echos when using video chat, this value identifies the device which carries that channel. Signed-off-by: Curtis Malainey --- include/use-case.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/use-case.h b/include/use-case.h index 9a10f390..e84f3f8f 100644 --- a/include/use-case.h +++ b/include/use-case.h @@ -308,6 +308,9 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr, * - CoupledMixers * - Mixer controls that should be changed together. * E.g. "Left Master,Right Master". + * - EchoReferenceDev + * - If userspace wants an echo refence channel this value identifies the + * device to be used. * - EDIDFile * - Path to EDID file for HDMI devices * - JackControl, JackDev, JackHWMute -- 2.24.0.432.g9d3f5f5b63-goog _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org https://mailman.alsa-project.org/mailman/listinfo/alsa-devel