From da9ed129e381f1c8ffbe63cc3716ad57d68d00ef Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Wed, 3 May 2023 16:18:19 +0200
Subject: [PATCH] Contourdesign: Implement USB probe/match

---
 libs/surfaces/contourdesign/contourdesign.cc | 9 +++++++++
 libs/surfaces/contourdesign/contourdesign.h  | 1 +
 libs/surfaces/contourdesign/interface.cc     | 2 +-
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/libs/surfaces/contourdesign/contourdesign.cc b/libs/surfaces/contourdesign/contourdesign.cc
index 2604519a67..a7fa14b4b4 100644
--- a/libs/surfaces/contourdesign/contourdesign.cc
+++ b/libs/surfaces/contourdesign/contourdesign.cc
@@ -97,6 +97,15 @@ ContourDesignControlProtocol::available ()
 	return rv;
 }
 
+bool
+ContourDesignControlProtocol::match_usb (uint16_t vendor, uint16_t p)
+{
+	if (vendor != ContourDesign) {
+		return false;
+	}
+	return (p == ShuttlePRO_id || p == ShuttlePRO_v2_id || p == ShuttleXpress_id);
+}
+
 int
 ContourDesignControlProtocol::set_active (bool yn)
 {
diff --git a/libs/surfaces/contourdesign/contourdesign.h b/libs/surfaces/contourdesign/contourdesign.h
index 57770cf5ae..c8cf2774a4 100644
--- a/libs/surfaces/contourdesign/contourdesign.h
+++ b/libs/surfaces/contourdesign/contourdesign.h
@@ -85,6 +85,7 @@ public:
 	DeviceType device_type() const { return _device_type; }
 
 	static bool available ();
+	static bool match_usb (uint16_t, uint16_t);
 
 	int set_active (bool yn);
 
diff --git a/libs/surfaces/contourdesign/interface.cc b/libs/surfaces/contourdesign/interface.cc
index 4b15891437..67b125a03a 100644
--- a/libs/surfaces/contourdesign/interface.cc
+++ b/libs/surfaces/contourdesign/interface.cc
@@ -50,7 +50,7 @@ static ControlProtocolDescriptor contourdesign_descriptor = {
 	/* module     */ 0,
 	/* available  */ ContourDesignControlProtocol::available,
 	/* probe port */ 0,
-	/* match usb  */ 0,
+	/* match usb  */ ContourDesignControlProtocol::match_usb,
 	/* initialize */ new_contourdesign_protocol,
 	/* destroy    */ delete_contourdesign_protocol,
 };