linktop: new port type hints

Flag ttyACM0 as data port and ttyACM1 as primary port, as per
https://bugzilla.gnome.org/show_bug.cgi?id=637140#c10

Fixes https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/issues/14

plugins/Makefile.am

@@ -1002,6 +1002,10 @@ libmm_plugin_linktop_la_CPPFLAGS = \
 libmm_plugin_linktop_la_LDFLAGS = $(PLUGIN_COMMON_LINKER_FLAGS)
 libmm_plugin_linktop_la_LIBADD = $(builddir)/libhelpers-linktop.la
 
+dist_udevrules_DATA += linktop/77-mm-linktop-port-types.rules
+
+AM_CFLAGS += -DTESTUDEVRULESDIR_LINKTOP=\"${srcdir}/linktop\"
+
 endif
 
 ################################################################################

plugins/linktop/77-mm-linktop-port-types.rules

@@ -0,0 +1,16 @@
+# do not edit this file, it will be overwritten on update
+
+ACTION!="add|change|move|bind", GOTO="mm_linktop_end"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="230d", GOTO="mm_linktop_generic"
+GOTO="mm_linktop_end"
+
+LABEL="mm_linktop_generic"
+SUBSYSTEMS=="usb", ATTRS{bInterfaceNumber}=="?*", ENV{.MM_USBIFNUM}="$attr{bInterfaceNumber}"
+
+# Linktop HSPADataCard
+#  ttyACM0 (if #1): Data port
+#  ttyACM1 (if #3): Primary AT port
+ATTRS{idVendor}=="230d", ATTRS{idProduct}=="0001", ENV{.MM_USBIFNUM}=="01", SUBSYSTEM=="tty", ENV{ID_MM_PORT_TYPE_AT_PPP}="1"
+ATTRS{idVendor}=="230d", ATTRS{idProduct}=="0001", ENV{.MM_USBIFNUM}=="03", SUBSYSTEM=="tty", ENV{ID_MM_PORT_TYPE_AT_PRIMARY}="1"
+
+LABEL="mm_linktop_end"

plugins/meson.build

@@ -511,19 +511,24 @@ endif
 
 # plugin: linktop
 if plugins_options['linktop']
-  common_c_args = '-DMM_MODULE_NAME="linktop"'
-
   sources = files(
     'linktop/mm-plugin-linktop.c',
     'linktop/mm-broadband-modem-linktop.c',
   )
 
+  c_args = [
+    '-DMM_MODULE_NAME="linktop"',
+    '-DTESTUDEVRULESDIR_LINKTOP="@0@"'.format(plugins_dir / 'linktop'),
+  ]
+
   plugins += {'plugin-linktop': {
     'plugin': true,
-    'helper': {'sources': files('linktop/mm-modem-helpers-linktop.c'), 'include_directories': plugins_incs, 'c_args': common_c_args},
-    'module': {'sources': sources, 'include_directories': plugins_incs, 'c_args': common_c_args},
+    'helper': {'sources': files('linktop/mm-modem-helpers-linktop.c'), 'include_directories': plugins_incs, 'c_args': c_args},
+    'module': {'sources': sources, 'include_directories': plugins_incs, 'c_args': c_args},
     'test': {'sources': files('linktop/tests/test-modem-helpers-linktop.c'), 'include_directories': include_directories('linktop'), 'dependencies': libhelpers_dep},
   }}
+
+  plugins_udev_rules += files('linktop/77-mm-linktop-port-types.rules')
 endif
 
 # plugin: longcheer (and rebranded dongles)

plugins/tests/test-udev-rules.c

@@ -184,6 +184,14 @@ test_qcom_soc (void)
 }
 #endif
 
+#if defined ENABLE_PLUGIN_LINKTOP
+static void
+test_linktop (void)
+{
+    common_test (TESTUDEVRULESDIR_LINKTOP);
+}
+#endif
+
 /************************************************************/
 
 int main (int argc, char **argv)
@@ -241,6 +249,9 @@ int main (int argc, char **argv)
 #if defined ENABLE_PLUGIN_QCOM_SOC && defined WITH_QMI
     g_test_add_func ("/MM/test-udev-rules/qcom-soc", test_qcom_soc);
 #endif
+#if defined ENABLE_PLUGIN_LINKTOP
+    g_test_add_func ("/MM/test-udev-rules/linktop", test_linktop);
+#endif
 
     return g_test_run ();
 }