modem/msm-modem-wwan-port: add systemd service file

Part-of: <https://gitlab.postmarketos.org/postmarketOS/pmaports/-/merge_requests/7424>

modem/msm-modem-wwan-port/APKBUILD

@@ -1,6 +1,6 @@
 # Maintainer: Barnabas Czeman <barnabas.czeman@postmarketos.org>
 pkgname=msm-modem-wwan-port
-pkgver=1
+pkgver=2
 pkgrel=0
 pkgdesc="Open wwan port for older Qualcomm SoCs."
 url="https://postmarketos.org/"
@@ -9,17 +9,21 @@ license="GPL-3.0-or-later"
 depends="rmtfs"
 subpackages="
 	$pkgname-openrc
+	$pkgname-systemd
 "
 
 source="
 	msm-modem-wwan-port
 	msm-modem-wwan-port.initd
+	msm-modem-wwan-port.service
 "
 options="!check"
 
 package() {
 	install -Dm755 "$srcdir"/msm-modem-wwan-port \
 		-t "$pkgdir"/usr/libexec/
+	install -Dm644 "$srcdir"/msm-modem-wwan-port.service \
+		-t "$pkgdir"/usr/lib/systemd/system/
 }
 
 openrc() {
@@ -34,4 +38,5 @@ openrc() {
 sha512sums="
 14b91d616d796d89c3b7497b85ddd998f6108546118aee44531eb26183d3d09b0f6bb3f6a47840afbfc7bed115c4d6ac31369046b7281cfb3dc8a54f0fc8c58e  msm-modem-wwan-port
 133a18b2fb5a1753a9a1b7ff37faf69642f90be451484ba85235bba60394d66b875574bcc6461c0dffbf2bb80f37b9e95f280858f8893c7b79070bb7261305b3  msm-modem-wwan-port.initd
+f380d0a4760f0d19ea65b5fea7ca5e1eee28eb162fd15efec318bddb3ea1735f2c891d9d129227e959a2ac479b49f2c438170fe1fdd2c91abf564f7b111a97c3  msm-modem-wwan-port.service
 "

modem/msm-modem-wwan-port/msm-modem-wwan-port.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=MSM Modem WWAN Port
+Before=ModemManager.service
+After=rmtfs.service
+Requires=rmtfs.service
+
+[Service]
+Type=notify
+ExecStart=/usr/libexec/msm-modem-wwan-port
+
+[Install]
+WantedBy=multi-user.target
+RequiredBy=ModemManager.service