From 94f7934265495f14017cf7b6c1064e215f7552a5 Mon Sep 17 00:00:00 2001
From: John Klug <john.klug@multitech.com>
Date: Thu, 19 Aug 2021 13:49:48 -0500
Subject: Have eudev notify mts-io when cellular modem is ready to use after
 reset

---
 recipes-core/udev/eudev/cellular_radios.rules |  1 +
 recipes-core/udev/eudev/cellular_radios.sh    |  7 +++++++
 recipes-core/udev/eudev_%.bbappend            | 10 +++++++---
 3 files changed, 15 insertions(+), 3 deletions(-)
 create mode 100644 recipes-core/udev/eudev/cellular_radios.sh

diff --git a/recipes-core/udev/eudev/cellular_radios.rules b/recipes-core/udev/eudev/cellular_radios.rules
index d7c0521..a74ddf1 100644
--- a/recipes-core/udev/eudev/cellular_radios.rules
+++ b/recipes-core/udev/eudev/cellular_radios.rules
@@ -1,4 +1,5 @@
 ACTION=="remove", GOTO="mlinux_end"
+ACTION=="add", RUN+="/etc/udev/scripts/cellular_radios.sh"
 SUBSYSTEM!="tty", GOTO="mlinux_end"
 KERNEL!="ttyUSB[0-9]*|ttyACM[0-9]*", GOTO="mlinux_end"
 
diff --git a/recipes-core/udev/eudev/cellular_radios.sh b/recipes-core/udev/eudev/cellular_radios.sh
new file mode 100644
index 0000000..695831f
--- /dev/null
+++ b/recipes-core/udev/eudev/cellular_radios.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+# Let mts-io know when the radio is ready
+READYFILE=/sys/devices/platform/mts-io/radio-udev-discovery
+if [[ -f $READYFILE ]] ; then
+    echo 1 >$READYFILE
+fi
+
diff --git a/recipes-core/udev/eudev_%.bbappend b/recipes-core/udev/eudev_%.bbappend
index 26bcceb..364288e 100644
--- a/recipes-core/udev/eudev_%.bbappend
+++ b/recipes-core/udev/eudev_%.bbappend
@@ -1,14 +1,18 @@
 FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+RDEPENDS_${PN} += "bash"
 
-PR .= ".mlinux6"
+PR .= ".mlinux7"
 
 # add custom rules for persistent modem device names
 SRC_URI += "file://cellular_radios.rules \
+            file://cellular_radios.sh \
             file://${MACHINE}.rules"
 
 do_install_append() {
-        install -m 644 ${WORKDIR}/cellular_radios.rules ${D}${sysconfdir}/udev/rules.d/
-        install -m 644 ${WORKDIR}/${MACHINE}.rules ${D}${sysconfdir}/udev/rules.d/
+    install -m 644 ${WORKDIR}/cellular_radios.rules ${D}${sysconfdir}/udev/rules.d/
+    install -m 644 ${WORKDIR}/${MACHINE}.rules ${D}${sysconfdir}/udev/rules.d/
+    install -d ${D}${sysconfdir}/udev/scripts
+    install -m 755 ${WORKDIR}/cellular_radios.sh ${D}${sysconfdir}/udev/scripts/
 }
 
 
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