mirror of git://git.sysmocom.de/ofono
atmodem: Force CDSI delivery for Novatel devices
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@ -719,8 +719,22 @@ static gboolean build_cnmi_string(char *buf, int *cnmi_opts,
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if (!append_cnmi_element(buf, &len, cnmi_opts[2], "20", FALSE))
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return FALSE;
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/*
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* Some manufacturers seem to have trouble with delivery via +CDS.
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* They report the status report properly, however refuse to +CNMA
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* ack it with error "CNMA not expected." However, not acking it
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* sends the device into la-la land.
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*/
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if (data->vendor == OFONO_VENDOR_NOVATEL)
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/* MSM devices advertise support for mode 2, but return an
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* error if we attempt to actually use it. */
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mode = "2";
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else
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/* Sounds like 2 is the sanest mode */
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mode = data->cnma_enabled ? "10" : "20";
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/* Always deliver Status-Reports via +CDS or don't deliver at all */
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if (!append_cnmi_element(buf, &len, cnmi_opts[3], "10", FALSE))
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if (!append_cnmi_element(buf, &len, cnmi_opts[3], mode, FALSE))
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return FALSE;
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/* Don't care about buffering, 0 seems safer */
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