From 555a5dbdabc5ed3be1ca81865abdb997bc3a6082 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Thu, 5 Dec 2019 16:59:05 +0100
Subject: [PATCH 12/30] ucm: docs - add Mic/DigitalMic and multiple devices
 comments

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---
 include/use-case.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/use-case.h b/include/use-case.h
index 25998cb9bad5..1736da25b649 100644
--- a/include/use-case.h
+++ b/include/use-case.h
@@ -114,10 +114,18 @@ extern "C" {
  *
  * Physical system devices the render and capture audio. Devices can be OR'ed
  * together to support audio on simultaneous devices.
+ *
+ * If multiple devices with the same name exists, the number suffixes should
+ * be added to these names like HDMI1,HDMI2,HDMI3 etc. No number gaps are
+ * allowed. The names with numbers must be continuous.
+ *
+ * The preference of the devices is determined by the priority value.
  */
 #define SND_USE_CASE_DEV_NONE		"None"		/**< None Device */
 #define SND_USE_CASE_DEV_SPEAKER	"Speaker"	/**< Speaker Device */
 #define SND_USE_CASE_DEV_LINE		"Line"		/**< Line Device */
+#define SND_USE_CASE_DEV_MIC            "Mic"           /**< Integrated Analog Microphone */
+#define SND_USE_CASE_DEV_DIGITAL_MIC    "DigitalMic"    /**< Integrated Digital Microphone */
 #define SND_USE_CASE_DEV_HEADPHONES	"Headphones"	/**< Headphones Device */
 #define SND_USE_CASE_DEV_HEADSET	"Headset"	/**< Headset Device */
 #define SND_USE_CASE_DEV_HANDSET	"Handset"	/**< Handset Device */
-- 
2.16.4