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-rw-r--r--src/mm-broadband-modem-qmi.c84
1 files changed, 80 insertions, 4 deletions
diff --git a/src/mm-broadband-modem-qmi.c b/src/mm-broadband-modem-qmi.c
index 72b34687..ef511bb1 100644
--- a/src/mm-broadband-modem-qmi.c
+++ b/src/mm-broadband-modem-qmi.c
@@ -1294,6 +1294,13 @@ modem_load_supported_ip_families (MMIfaceModem *self,
/*****************************************************************************/
/* Load signal quality (Modem interface) */
+#define RSRP_MAX -44
+#define RSRP_MIN -140
+#define SNR_MAX 40
+#define SNR_MIN -23
+#define RSRQ_MAX 20
+#define RSRQ_MIN -43
+
static gboolean
qmi_dbm_valid (gint8 dbm, QmiNasRadioInterface radio_interface)
{
@@ -1341,10 +1348,17 @@ common_signal_info_get_quality (MMBroadbandModemQmi *self,
gint8 gsm_rssi,
gint8 wcdma_rssi,
gint8 lte_rssi,
+ gint16 nr5g_rsrp,
+ gint16 nr5g_snr,
+ gint16 nr5g_rsrq,
guint8 *out_quality,
MMModemAccessTechnology *out_act)
{
gint8 rssi_max = -125;
+ gint8 signal_quality = -1;
+ /* Valid nr5g signal quality will be in percentage [0,100].
+ * It is minimum of (rsrp, snr, rsrq) signal quality for 5G. */
+ guint8 nr5g_signal_quality_min = 101;
QmiNasRadioInterface signal_info_radio_interface = QMI_NAS_RADIO_INTERFACE_UNKNOWN;
g_assert (out_quality != NULL);
@@ -1396,12 +1410,41 @@ common_signal_info_get_quality (MMBroadbandModemQmi *self,
}
}
+ if (nr5g_rsrp <= RSRP_MAX && nr5g_rsrp >= RSRP_MIN) {
+ mm_obj_dbg (self, "RSRP (5G): %d dBm", nr5g_rsrp);
+ nr5g_signal_quality_min = MIN (nr5g_signal_quality_min,
+ (guint8)((nr5g_rsrp - RSRP_MIN) * 100 / (RSRP_MAX - RSRP_MIN)));
+ signal_info_radio_interface = QMI_NAS_RADIO_INTERFACE_5GNR;
+ }
+
+ if (nr5g_snr <= SNR_MAX && nr5g_snr >= SNR_MIN) {
+ mm_obj_dbg (self, "SNR (5G): %d dB", nr5g_snr);
+ nr5g_signal_quality_min = MIN (nr5g_signal_quality_min,
+ (guint8)((nr5g_snr - SNR_MIN) * 100 / (SNR_MAX - SNR_MIN)));
+ signal_info_radio_interface = QMI_NAS_RADIO_INTERFACE_5GNR;
+ }
+
+ if (nr5g_rsrq <= RSRQ_MAX && nr5g_rsrq >= RSRQ_MIN) {
+ mm_obj_dbg (self, "RSRQ (5G): %d dB", nr5g_rsrq);
+ nr5g_signal_quality_min = MIN (nr5g_signal_quality_min,
+ (guint8)((nr5g_rsrq - RSRQ_MIN) * 100 / (RSRQ_MAX - RSRQ_MIN)));
+ signal_info_radio_interface = QMI_NAS_RADIO_INTERFACE_5GNR;
+ }
+
if (rssi_max < 0 && rssi_max > -125) {
/* This RSSI comes as negative dBms */
- *out_quality = MM_RSSI_TO_QUALITY (rssi_max);
- *out_act = mm_modem_access_technology_from_qmi_radio_interface (signal_info_radio_interface);
+ signal_quality = MM_RSSI_TO_QUALITY (rssi_max);
+ mm_obj_dbg (self, "RSSI: %d dBm --> %u%%", rssi_max, signal_quality);
+ }
+
+ if (nr5g_signal_quality_min < 101 && nr5g_signal_quality_min >= signal_quality) {
+ signal_quality = nr5g_signal_quality_min;
+ mm_obj_dbg (self, "5G signal quality: %d%%", signal_quality);
+ }
- mm_obj_dbg (self, "RSSI: %d dBm --> %u%%", rssi_max, *out_quality);
+ if (signal_quality >= 0) {
+ *out_quality = signal_quality;
+ *out_act = mm_modem_access_technology_from_qmi_radio_interface (signal_info_radio_interface);
return TRUE;
}
@@ -1419,14 +1462,34 @@ signal_info_get_quality (MMBroadbandModemQmi *self,
gint8 gsm_rssi = 0;
gint8 wcdma_rssi = 0;
gint8 lte_rssi = 0;
+ gint16 nr5g_rsrp = RSRP_MAX + 1;
+ /* Multiplying SNR_MAX by 10 as QMI gives SNR level
+ * as a scaled integer in units of 0.1 dB. */
+ gint16 nr5g_snr = 10 * SNR_MAX + 10;
+ gint16 nr5g_rsrq = RSRQ_MAX + 1;
qmi_message_nas_get_signal_info_output_get_cdma_signal_strength (output, &cdma1x_rssi, NULL, NULL);
qmi_message_nas_get_signal_info_output_get_hdr_signal_strength (output, &evdo_rssi, NULL, NULL, NULL, NULL);
qmi_message_nas_get_signal_info_output_get_gsm_signal_strength (output, &gsm_rssi, NULL);
qmi_message_nas_get_signal_info_output_get_wcdma_signal_strength (output, &wcdma_rssi, NULL, NULL);
qmi_message_nas_get_signal_info_output_get_lte_signal_strength (output, &lte_rssi, NULL, NULL, NULL, NULL);
+ qmi_message_nas_get_signal_info_output_get_5g_signal_strength (output, &nr5g_rsrp, &nr5g_snr, NULL);
+ qmi_message_nas_get_signal_info_output_get_5g_signal_strength_extended (output, &nr5g_rsrq, NULL);
+
+ /* Scale to integer values in units of 1 dB/dBm, if any */
+ nr5g_snr = 0.1 * nr5g_snr;
- return common_signal_info_get_quality (self, cdma1x_rssi, evdo_rssi, gsm_rssi, wcdma_rssi, lte_rssi, out_quality, out_act);
+ return common_signal_info_get_quality (self,
+ cdma1x_rssi,
+ evdo_rssi,
+ gsm_rssi,
+ wcdma_rssi,
+ lte_rssi,
+ nr5g_rsrp,
+ nr5g_snr,
+ nr5g_rsrq,
+ out_quality,
+ out_act);
}
static gboolean
@@ -5512,6 +5575,11 @@ nas_signal_info_indication_cb (QmiClientNas *client,
gint8 gsm_rssi = 0;
gint8 wcdma_rssi = 0;
gint8 lte_rssi = 0;
+ gint16 nr5g_rsrp = RSRP_MAX + 1;
+ /* Multiplying SNR_MAX by 10 as QMI gives SNR level
+ * as a scaled integer in units of 0.1 dB. */
+ gint16 nr5g_snr = 10 * SNR_MAX + 10;
+ gint16 nr5g_rsrq = RSRQ_MAX + 1;
guint8 quality;
MMModemAccessTechnology act = MM_MODEM_ACCESS_TECHNOLOGY_UNKNOWN;
@@ -5520,6 +5588,11 @@ nas_signal_info_indication_cb (QmiClientNas *client,
qmi_indication_nas_signal_info_output_get_gsm_signal_strength (output, &gsm_rssi, NULL);
qmi_indication_nas_signal_info_output_get_wcdma_signal_strength (output, &wcdma_rssi, NULL, NULL);
qmi_indication_nas_signal_info_output_get_lte_signal_strength (output, &lte_rssi, NULL, NULL, NULL, NULL);
+ qmi_indication_nas_signal_info_output_get_5g_signal_strength (output, &nr5g_rsrp, &nr5g_snr, NULL);
+ qmi_indication_nas_signal_info_output_get_5g_signal_strength_extended (output, &nr5g_rsrq, NULL);
+
+ /* Scale to integer values in units of 1 dB/dBm, if any */
+ nr5g_snr = 0.1 * nr5g_snr;
if (common_signal_info_get_quality (self,
cdma1x_rssi,
@@ -5527,6 +5600,9 @@ nas_signal_info_indication_cb (QmiClientNas *client,
gsm_rssi,
wcdma_rssi,
lte_rssi,
+ nr5g_rsrp,
+ nr5g_snr,
+ nr5g_rsrq,
&quality,
&act)) {
mm_iface_modem_update_signal_quality (MM_IFACE_MODEM (self), quality);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-06-08 04:04:12 +0000