Increased timeout for lwip waiting netif_is_link_up

Teppo Järvelin · Teppo Järvelin · commit 5680ce5f5620 · 2019-03-05T12:08:35.000+02:00
Cellular PPP connect fails too often if timeout is 15s so increased to 60 seconds.
Tested to be enough with BG96 and MTB_MTS_DRAGONFLY.
diff --git a/features/lwipstack/LWIPInterface.cpp b/features/lwipstack/LWIPInterface.cpp
@@ -647,7 +647,7 @@ nsapi_error_t LWIP::Interface::bringup(bool dhcp, const char *ip, const char *ne
 
     if (!netif_is_link_up(&netif)) {
         if (blocking) {
-            if (osSemaphoreAcquire(linked, 15000) != osOK) {
+            if (osSemaphoreAcquire(linked, LINK_TIMEOUT * 1000) != osOK) {
                 if (ppp) {
                     (void) ppp_lwip_disconnect(hw);
                 }
diff --git a/features/lwipstack/lwipopts.h b/features/lwipstack/lwipopts.h
@@ -58,6 +58,7 @@
 #endif
 
 #define DHCP_TIMEOUT                60
+#define LINK_TIMEOUT                60
 
 #define PREF_IPV4                   1
 #define PREF_IPV6                   2

Original file line number	Diff line number	Diff line change
`@@ -647,7 +647,7 @@ nsapi_error_t LWIP::Interface::bringup(bool dhcp, const char ip, const char ne`
`647`	`647`
`648`	`648`	`if (!netif_is_link_up(&netif)) {`
`649`	`649`	`if (blocking) {`
`650`		`- if (osSemaphoreAcquire(linked, 15000) != osOK) {`
	`650`	`+ if (osSemaphoreAcquire(linked, LINK_TIMEOUT * 1000) != osOK) {`
`651`	`651`	`if (ppp) {`
`652`	`652`	`(void) ppp_lwip_disconnect(hw);`
`653`	`653`	`}`