Using the voice firmware on a mc7304 the modem
stopped accepting qmi messages on the second
cdc-wdm interface.
---
plugins/udevng.c | 24 ++++++++++++++++++++----
1 file changed, 20 insertions(+), 4 deletions(-)
diff --git a/plugins/udevng.c b/plugins/udevng.c
index aa28bcb8911e..1e716a60334b 100644
--- a/plugins/udevng.c
+++ b/plugins/udevng.c
@@ -267,12 +267,28 @@ static gboolean setup_sierra(struct modem_info *modem)
app = info->devnode;
else if (g_strcmp0(info->number, "07") == 0)
net = info->devnode;
- else if (g_strcmp0(info->number, "0a") == 0) {
- if (g_strcmp0(info->subsystem, "net") == 0)
+ else if (g_strcmp0(info->subsystem, "net") == 0) {
+ /*
+ * When using the voice firmware on a mc7304
+ * the second cdc-wdm interface doesn't handle
+ * qmi messages properly.
+ * Some modems still have a working second
+ * cdc-wdm interface, some are not. But always
+ * the first interface works.
+ */
+ if (g_strcmp0(info->number, "08") == 0) {
net = info->devnode;
- else if (g_strcmp0(info->subsystem,
- "usbmisc") == 0)
+ } else if (g_strcmp0(info->number, "0a") == 0) {
+ if (net == NULL)
+ net = info->devnode;
+ }
+ } else if (g_strcmp0(info->subsystem, "usbmisc") == 0) {
+ if (g_strcmp0(info->number, "08") == 0) {
qmi = info->devnode;
+ } else if (g_strcmp0(info->number, "0a") == 0) {
+ if (qmi == NULL)
+ qmi = info->devnode;
+ }
}
}
}
--
2.14.1
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