From 65aae1a79e0cf26987f48daa188508fc75cc7bef Mon Sep 17 00:00:00 2001
From: Shuming Fan <shumingf@realtek.com>
Date: Mon, 15 Nov 2021 11:43:12 +0800
Subject: [PATCH] ucm2: Add UCM support for Dell Desktop

The Dell Desktop uses two USB audio codecs as front and rear panel.
The front UAC has two outputs of speaker/headphone and one input of headset mic.
The rear UAC has one output of line-out.

BugLink: https://github.com/alsa-project/alsa-ucm-conf/pull/120
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---
 .../USB-Audio/Dell-Desktop-Front-Headset.conf | 21 +++++++++++++
 .../USB-Audio/Dell-Desktop-Front-Speaker.conf | 10 +++++++
 ucm2/USB-Audio/Dell-Desktop-Front.conf        | 11 +++++++
 ucm2/USB-Audio/Dell-Desktop-Rear-Line.conf    | 10 +++++++
 ucm2/USB-Audio/Dell-Desktop-Rear.conf         |  6 ++++
 ucm2/USB-Audio/USB-Audio.conf                 | 30 +++++++++++++++++++
 6 files changed, 88 insertions(+)
 create mode 100644 ucm2/USB-Audio/Dell-Desktop-Front-Headset.conf
 create mode 100644 ucm2/USB-Audio/Dell-Desktop-Front-Speaker.conf
 create mode 100644 ucm2/USB-Audio/Dell-Desktop-Front.conf
 create mode 100644 ucm2/USB-Audio/Dell-Desktop-Rear-Line.conf
 create mode 100644 ucm2/USB-Audio/Dell-Desktop-Rear.conf
 create mode 100644 ucm2/USB-Audio/USB-Audio.conf

diff --git a/ucm2/USB-Audio/Dell-Desktop-Front-Headset.conf b/ucm2/USB-Audio/Dell-Desktop-Front-Headset.conf
new file mode 100644
index 0000000..ae77396
--- /dev/null
+++ b/ucm2/USB-Audio/Dell-Desktop-Front-Headset.conf
@@ -0,0 +1,21 @@
+SectionDevice."Headphones" {
+	Comment "Headset/Headphones"
+
+	Value {
+		PlaybackPriority 200
+		PlaybackPCM "hw:${CardId},1"
+		JackControl "Headphone - Output Jack"
+		PlaybackMixerElem "Headphone"
+	}
+}
+
+SectionDevice."Microphone" {
+	Comment "Microphone"
+
+	Value {
+		CapturePriority 200
+		CapturePCM "hw:${CardId}"
+		JackControl "Mic - Input Jack"
+		CaptureMixerElem "Mic"
+	}
+}
diff --git a/ucm2/USB-Audio/Dell-Desktop-Front-Speaker.conf b/ucm2/USB-Audio/Dell-Desktop-Front-Speaker.conf
new file mode 100644
index 0000000..89faf39
--- /dev/null
+++ b/ucm2/USB-Audio/Dell-Desktop-Front-Speaker.conf
@@ -0,0 +1,10 @@
+SectionDevice."Speaker" {
+	Comment "Built-in Speaker"
+
+	Value {
+		PlaybackPriority 100
+		PlaybackPCM "hw:${CardId}"
+		JackControl "Speaker - Output Jack"
+		PlaybackMixerElem "Speaker"
+	}
+}
diff --git a/ucm2/USB-Audio/Dell-Desktop-Front.conf b/ucm2/USB-Audio/Dell-Desktop-Front.conf
new file mode 100644
index 0000000..4c6f9f9
--- /dev/null
+++ b/ucm2/USB-Audio/Dell-Desktop-Front.conf
@@ -0,0 +1,11 @@
+Syntax 2
+Comment "USB-audio on the front of Dell Desktop"
+SectionUseCase."Speaker" {
+	Comment "Internal Speaker"
+	File "Dell-Desktop-Front-Speaker.conf"
+}
+
+SectionUseCase."Headset" {
+	Comment "Front Headset"
+	File "Dell-Desktop-Front-Headset.conf"
+}
diff --git a/ucm2/USB-Audio/Dell-Desktop-Rear-Line.conf b/ucm2/USB-Audio/Dell-Desktop-Rear-Line.conf
new file mode 100644
index 0000000..f3edfd9
--- /dev/null
+++ b/ucm2/USB-Audio/Dell-Desktop-Rear-Line.conf
@@ -0,0 +1,10 @@
+SectionDevice."Line" {
+	Comment "Line Out"
+
+	Value {
+		PlaybackPriority 100
+		PlaybackPCM "hw:${CardId}"
+		JackControl "Line - Output Jack"
+		PlaybackMixerElem "PCM"
+	}
+}
diff --git a/ucm2/USB-Audio/Dell-Desktop-Rear.conf b/ucm2/USB-Audio/Dell-Desktop-Rear.conf
new file mode 100644
index 0000000..3c1f87b
--- /dev/null
+++ b/ucm2/USB-Audio/Dell-Desktop-Rear.conf
@@ -0,0 +1,6 @@
+Syntax 2
+Comment "USB-audio on the rear of Dell Desktop"
+SectionUseCase."Line" {
+	Comment "Line Out"
+	File "Dell-Desktop-Rear-Line.conf"
+}
diff --git a/ucm2/USB-Audio/USB-Audio.conf b/ucm2/USB-Audio/USB-Audio.conf
new file mode 100644
index 0000000..a3b1cf3
--- /dev/null
+++ b/ucm2/USB-Audio/USB-Audio.conf
@@ -0,0 +1,30 @@
+Syntax 3
+
+Define.ProfileName ""
+
+If.dell-desktop-front {
+	Condition {
+		Type String
+		Haystack "${CardComponents}"
+		Needle "USB0bda:4c54"
+	}
+	True.Define.ProfileName "Dell-Desktop-Front"
+}
+
+If.dell-desktop-rear {
+	Condition {
+		Type String
+		Haystack "${CardComponents}"
+		Needle "USB0bda:4c55"
+	}
+	True.Define.ProfileName "Dell-Desktop-Rear"
+}
+
+If.inc {
+	Condition {
+		Type String
+		Empty "${var:ProfileName}"
+	}
+	True.Error "UCM is not supported for this USB device (${CardLongName} @ ${CardComponents})"
+	False.Include.prof.File "${var:ProfileName}.conf"
+}
-- 
2.47.1