From b7f5b9ebeed03cde0ad38ea611553f39785c7ddf Mon Sep 17 00:00:00 2001
From: j1nx <p.steenbergen@j1nx.nl>
Date: Sun, 3 Jan 2021 20:57:48 +0100
Subject: [PATCH] Add a virtual touchscreen driver as quick fix for Weston.
 Weston segfaults if it can't find input devices despite it being configured
 to load without it (require-input=false)

---
 buildroot-external/Config.in                    |  1 +
 .../configs/rpi4_64-gui_defconfig               |  1 +
 .../package/virtual-touch/Config.in             |  9 +++++++++
 .../package/virtual-touch/virtual-touch.conf    |  1 +
 .../package/virtual-touch/virtual-touch.hash    |  2 ++
 .../package/virtual-touch/virtual-touch.mk      | 17 +++++++++++++++++
 6 files changed, 31 insertions(+)
 create mode 100644 buildroot-external/package/virtual-touch/Config.in
 create mode 100644 buildroot-external/package/virtual-touch/virtual-touch.conf
 create mode 100644 buildroot-external/package/virtual-touch/virtual-touch.hash
 create mode 100644 buildroot-external/package/virtual-touch/virtual-touch.mk

diff --git a/buildroot-external/Config.in b/buildroot-external/Config.in
index 69bec74d..ef42a283 100644
--- a/buildroot-external/Config.in
+++ b/buildroot-external/Config.in
@@ -86,6 +86,7 @@ endmenu
 	source "$BR2_EXTERNAL_OPENVOICEOS_PATH/package/snapcast/Config.in"
 	source "$BR2_EXTERNAL_OPENVOICEOS_PATH/package/spotifyd/Config.in"
 	source "$BR2_EXTERNAL_OPENVOICEOS_PATH/package/userland-tools/Config.in"
+	source "$BR2_EXTERNAL_OPENVOICEOS_PATH/package/virtual-touch/Config.in"
 	source "$BR2_EXTERNAL_OPENVOICEOS_PATH/package/wifi-connect/Config.in"
 endmenu
 menu "Additional external python modules"
diff --git a/buildroot-external/configs/rpi4_64-gui_defconfig b/buildroot-external/configs/rpi4_64-gui_defconfig
index 41e26b06..07844e60 100644
--- a/buildroot-external/configs/rpi4_64-gui_defconfig
+++ b/buildroot-external/configs/rpi4_64-gui_defconfig
@@ -515,6 +515,7 @@ BR2_PACKAGE_SNAPCAST=y
 BR2_PACKAGE_SNAPCAST_SERVER=y
 BR2_PACKAGE_SPOTIFYD=y
 BR2_PACKAGE_USERLAND_TOOLS=y
+BR2_PACKAGE_VIRTUAL_TOUCH=y
 BR2_PACKAGE_WIFI_CONNECT=y
 BR2_PACKAGE_PYTHON_ADAPT_PARSER=y
 BR2_PACKAGE_PYTHON_COVERALLS=y
diff --git a/buildroot-external/package/virtual-touch/Config.in b/buildroot-external/package/virtual-touch/Config.in
new file mode 100644
index 00000000..dfe846fb
--- /dev/null
+++ b/buildroot-external/package/virtual-touch/Config.in
@@ -0,0 +1,9 @@
+config BR2_PACKAGE_VIRTUAL_TOUCH
+	bool "virtual-touch"
+	help
+	  Simple virtual input device for 
+	  testing things in Linux. Creates 
+	  a character device and an input 
+	  device.
+
+	  https://github.com/vi/virtual_touchscreen
diff --git a/buildroot-external/package/virtual-touch/virtual-touch.conf b/buildroot-external/package/virtual-touch/virtual-touch.conf
new file mode 100644
index 00000000..86cd18db
--- /dev/null
+++ b/buildroot-external/package/virtual-touch/virtual-touch.conf
@@ -0,0 +1 @@
+virtual_touchscreen
diff --git a/buildroot-external/package/virtual-touch/virtual-touch.hash b/buildroot-external/package/virtual-touch/virtual-touch.hash
new file mode 100644
index 00000000..c47594fa
--- /dev/null
+++ b/buildroot-external/package/virtual-touch/virtual-touch.hash
@@ -0,0 +1,2 @@
+# Locally computed
+sha256	9b068d82aa40ab101ceb6f0d5fe06c60db96debdf344211200edad777eb714c0  virtual-touch-913a36c83fc1ebf4396fec19a94b2092ebee6d4c.tar.gz
diff --git a/buildroot-external/package/virtual-touch/virtual-touch.mk b/buildroot-external/package/virtual-touch/virtual-touch.mk
new file mode 100644
index 00000000..0ac8765f
--- /dev/null
+++ b/buildroot-external/package/virtual-touch/virtual-touch.mk
@@ -0,0 +1,17 @@
+################################################################################
+#
+# virtual-touch
+#
+################################################################################
+
+VIRTUAL_TOUCH_VERSION = 913a36c83fc1ebf4396fec19a94b2092ebee6d4c
+VIRTUAL_TOUCH_SITE = $(call github,vi,virtual_touchscreen,$(VIRTUAL_TOUCH_VERSION))
+
+$(eval $(kernel-module))
+
+define VIRTUAL_TOUCH_INSTALL_TARGET_CMDS
+	$(INSTALL) -D -m 0644 $(BR2_EXTERNAL_OPENVOICEOS_PATH)/package/virtual-touch/virtual-touch.conf \
+		$(TARGET_DIR)/etc/modules-load.d/virtual-touch.conf
+endef
+
+$(eval $(generic-package))