diff options
Diffstat (limited to 'plugins/cinterion/mm-modem-helpers-cinterion.c')
| -rw-r--r-- | plugins/cinterion/mm-modem-helpers-cinterion.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/plugins/cinterion/mm-modem-helpers-cinterion.c b/plugins/cinterion/mm-modem-helpers-cinterion.c index a7d1b86d..97eb7115 100644 --- a/plugins/cinterion/mm-modem-helpers-cinterion.c +++ b/plugins/cinterion/mm-modem-helpers-cinterion.c @@ -48,6 +48,18 @@ static const CinterionBand cinterion_bands[] = { { (1 << 8), MM_MODEM_BAND_U800 } }; +/* Check valid combinations in 2G-only devices */ +#define VALIDATE_2G_BAND(cinterion_mask) \ + (cinterion_mask == 1 || \ + cinterion_mask == 2 || \ + cinterion_mask == 4 || \ + cinterion_mask == 8 || \ + cinterion_mask == 3 || \ + cinterion_mask == 5 || \ + cinterion_mask == 10 || \ + cinterion_mask == 12 || \ + cinterion_mask == 15) + /*****************************************************************************/ /* ^SCFG (3G) test parser * @@ -228,6 +240,7 @@ mm_cinterion_parse_scfg_response (const gchar *response, gboolean mm_cinterion_build_band (GArray *bands, guint supported, + gboolean only_2g, guint *out_band, GError **error) { @@ -249,6 +262,12 @@ mm_cinterion_build_band (GArray *bands, } } } + + /* 2G-only modems only support a subset of the possible band + * combinations. Detect it early and error out. + */ + if (only_2g && !VALIDATE_2G_BAND (band)) + band = 0; } if (band == 0) { |