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* sierra wireless MC8092 issues
@ 2012-09-06  8:22 Lemoine Simon
  2012-09-12  3:41 ` Denis Kenzior
  0 siblings, 1 reply; 2+ messages in thread
From: Lemoine Simon @ 2012-09-06  8:22 UTC (permalink / raw)
  To: ofono

[-- Attachment #1: Type: text/plain, Size: 9779 bytes --]

Hi,

I work on Sierra wireless MC8092 card, with ofono and connman and I have
three questions :

1/

I have post on this list 3 weeks ago, about Sierra Wireless MC8092 card,
http://lists.ofono.org/pipermail/ofono/2012-August/013450.html .
Following your advices I have used at_util_sim_state_query_new as in
zte.c and it has worked well.

The following patch shows my changes :

--- a/plugins/sierra.c	2012-09-06 09:03:15.842101127 +0200
+++ b/plugins/sierra.c	2012-09-06 09:03:03.788099867 +0200
@@ -48,6 +48,7 @@
 
 struct sierra_data {
 	GAtChat *modem;
+	struct at_util_sim_state_query *sim_state_query;
 };
 
 static void sierra_debug(const char *str, void *user_data)
@@ -119,6 +120,17 @@
 	return chat;
 }
 
+static void sim_state_cb(gboolean present, gpointer user_data)
+{
+	struct ofono_modem *modem = user_data;
+	struct sierra_data *data = ofono_modem_get_data(modem);
+
+	at_util_sim_state_query_free(data->sim_state_query);
+	data->sim_state_query = NULL;
+
+	ofono_modem_set_powered(modem, TRUE);
+}
+
 static void cfun_enable(gboolean ok, GAtResult *result, gpointer
user_data)
 {
 	struct ofono_modem *modem = user_data;
@@ -129,9 +141,12 @@
 	if (!ok) {
 		g_at_chat_unref(data->modem);
 		data->modem = NULL;
+		
+		return;
 	}
-
-	ofono_modem_set_powered(modem, ok);
+	data->sim_state_query = at_util_sim_state_query_new(data->modem,
+						2, 20, sim_state_cb, modem,
+						NULL);
 }
 
 static int sierra_enable(struct ofono_modem *modem)

Are my corrections correct?

2/
As I have explained in post
http://lists.ofono.org/pipermail/ofono/2012-August/013460.html I losted
the IP address just after I obtained it, it comes from connman which
fail with the message "Invalid index and/or address". 
To workaround this issue, I have change the Sierra modem handling tu use
it as an atmodem, see below :

--- a/plugins/sierra.c	2012-09-06 09:36:53.478312137 +0200
+++ b/plugins/sierra.c	2012-09-06 09:03:03.788099867 +0200
@@ -260,7 +260,7 @@
 	ofono_netreg_create(modem, 0, "atmodem", data->modem);
 
 	gprs = ofono_gprs_create(modem, 0, "atmodem", data->modem);
-	gc = ofono_gprs_context_create(modem, 0, "atmodem", data->modem);
+	gc = ofono_gprs_context_create(modem, 0, "swmodem", data->modem);
 
 	if (gprs && gc)
 		ofono_gprs_add_context(gprs, gc);

It works well, I have an internet connection, but I don't really know
what are the effects of my change (so I don't like it). Does anybody can
explain me how does swmodem work , and why does connman return "Invalid
index and/or address"?

3/
I have a last issue, when I boot my system the card is not handle by
ofono, I have to reset the Sierra Wireless card to ofono works with it.
I have seen in the log that udevng plugins detects the card but ofono
doesn't handle it (see the log below) . If you have any ideas or
suggestions to solve my issue, feel free to contact me.

Sep  6 05:34:14 dunamux user.debug kernel: [    5.130000] usb usb2:
uevent                                                                   
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() hub
[(null):(null)]                                    
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() hub
[(null):(null)]                          
Sep  6 05:34:14 dunamux user.debug kernel: [    5.150000] usb 2-0:1.0:
uevent                                                 
Sep  6 05:34:14 dunamux user.debug kernel: [    5.150000] usb usb2:
uevent                                                         
Sep  6 05:34:14 dunamux user.debug kernel: [    5.150000] usb usb1:
uevent                                                                           
Sep  6 05:34:14 dunamux user.debug kernel: [    5.150000] usb 1-0:1.0:
uevent                                                                        
Sep  6 05:34:14 dunamux user.debug kernel: [    5.150000] usb usb1:
uevent                                                                           
Sep  6 05:34:14 dunamux user.debug kernel: [    5.150000] usb 1-2:
uevent                                                                            
Sep  6 05:34:14 dunamux user.debug kernel: [    5.150000] usb usb1:
uevent                                                                     
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() usb
[(null):(null)]                                  
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() usb
[(null):(null)]                                
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() sierra
[(null):(null)]                         
Sep  6 05:34:14 dunamux user.debug kernel: [    5.170000] usb 1-2.4:
uevent                                                                  
Sep  6 05:34:14 dunamux user.debug kernel: [    5.170000] usb 1-2:
uevent                                                          
Sep  6 05:34:14 dunamux user.debug kernel: [    5.170000] usb 1-2.4:1.0:
uevent                                                    
Sep  6 05:34:14 dunamux user.debug kernel: [    5.170000] usb 1-2.4:
uevent                                                        
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() sierra [(null):(null)]             
Sep  6 05:34:14 dunamux user.debug kernel: [    5.190000] usb 1-2:
uevent                                                                      
Sep  6 05:34:14 dunamux user.debug kernel: [    5.190000] usb usb1:
uevent                                                                     
Sep  6 05:34:14 dunamux user.debug kernel: [    5.190000] usb 1-2.4:1.1:
uevent                                                                
Sep  6 05:34:14 dunamux user.debug kernel: [    5.190000] usb 1-2.4:
uevent                                                                    
Sep  6 05:34:14 dunamux user.debug kernel: [    5.190000] usb 1-2:
uevent                                                                    
Sep  6 05:34:14 dunamux user.debug kernel: [    5.190000] usb usb1:
uevent                                                                   
Sep  6 05:34:14 dunamux user.debug kernel: [    5.190000] usb 1-2.4:1.2:
uevent                                                              
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() sierra
[(null):(null)]                                 
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() sierra
[(null):(null)]                           
Sep  6 05:34:14 dunamux user.debug kernel: [    5.210000] usb 1-2.4:
uevent                                     
Sep  6 05:34:14 dunamux user.debug kernel: [    5.210000] usb 1-2:
uevent                                       
Sep  6 05:34:14 dunamux user.debug kernel: [    5.210000] usb usb1:
uevent                                      
Sep  6 05:34:14 dunamux user.debug kernel: [    5.210000] usb 1-2.4:1.3:
uevent                                 
Sep  6 05:34:14 dunamux user.debug kernel: [    5.210000] usb 1-2.4:
uevent                                                      
Sep  6 05:34:14 dunamux user.debug kernel: [    5.210000] usb 1-2:
uevent                                                                    
Sep  6 05:34:14 dunamux user.debug kernel: [    5.210000] usb usb1:
uevent                                                                   
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() sierra_net
[(null):(null)]                             
Sep  6 05:34:14 dunamux daemon.debug ofonod[530]:
plugins/udevng.c:check_usb_device() hub
[(null):(null)]                                    
Sep  6 05:34:14 dunamux user.debug kernel: [    5.230000] usb 1-2.4:1.7:
uevent                                          
Sep  6 05:34:14 dunamux user.debug kernel: [    5.230000] usb 1-2.4:
uevent                                       
Sep  6 05:34:14 dunamux user.debug kernel: [    5.230000] usb 1-2:
uevent                                         
Sep  6 05:34:14 dunamux user.debug kernel: [    5.230000] usb usb1:
uevent                                                          
Sep  6 05:34:14 dunamux user.debug kernel: [    5.230000] usb 1-2:1.0:
uevent                                                       
Sep  6 05:34:14 dunamux user.debug kernel: [    5.230000] usb 1-2:
uevent                                                           
Sep  6 05:34:14 dunamux user.debug kernel: [    5.410000] usb 1-2.4:1.0:
uevent                                                     
Sep  6 05:34:14 dunamux user.debug kernel: [    5.410000] usb 1-2.4:
uevent                                                         
Sep  6 05:34:14 dunamux user.debug kernel: [    5.410000] usb 1-2.4:1.1:
uevent                                                     
Sep  6 05:34:14 dunamux user.debug kernel: [    5.410000] usb 1-2.4:
uevent                                                         
Sep  6 05:34:14 dunamux user.debug kernel: [    5.410000] usb 1-2.4:1.2:
uevent                                                     
Sep  6 05:34:14 dunamux user.debug kernel: [    5.430000] usb 1-2.4:
uevent                                                         
Sep  6 05:34:14 dunamux user.debug kernel: [    5.430000] usb 1-2.4:1.3:
uevent                                                     
Sep  6 05:34:14 dunamux user.debug kernel: [    5.430000] usb 1-2.4:
uevent 

Thank you for your help.
Simon Lemoine



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2012-09-06  8:22 sierra wireless MC8092 issues Lemoine Simon
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