[rdk-b][mt7986][wifi-hal][Add getRadioChannelStats2]
[Description]
Add getRadioChannelStats2
[Release-log]
N/A
Change-Id: I2c0f9179fce7be23e351d4db5d834fd4da11c5c9
diff --git a/src/wifi/wifi_hal.c b/src/wifi/wifi_hal.c
index 4136435..e372515 100644
--- a/src/wifi/wifi_hal.c
+++ b/src/wifi/wifi_hal.c
@@ -75,6 +75,7 @@
#define VAP_STATUS_FILE "/tmp/vap-status"
#define ESSID_FILE "/tmp/essid"
#define GUARD_INTERVAL_FILE "/tmp/guard-interval"
+#define CHANNEL_STATS_FILE "/tmp/channel_stats"
#define DRIVER_2GHZ "ath9k"
#define DRIVER_5GHZ "ath10k_pci"
@@ -1069,6 +1070,82 @@
return RETURN_OK;
}
+INT wifi_getRadioChannelStats2(INT radioIndex, wifi_channelStats2_t *outputChannelStats2)
+{
+ char channel_util_file[64] = {0};
+ char cmd[128] = {0};
+ char buf[128] = {0};
+ char line[128] = {0};
+ char *param = NULL, *value = NULL;
+ int read = 0;
+ unsigned int ActiveTime = 0, BusyTime = 0, TransmitTime = 0;
+ unsigned int preActiveTime = 0, preBusyTime = 0, preTransmitTime = 0;
+ size_t len = 0;
+ FILE *f = NULL;
+
+ WIFI_ENTRY_EXIT_DEBUG("Inside %s:%d\n",__func__, __LINE__);
+
+ snprintf(cmd, sizeof(cmd), "iw %s%d scan | grep signal | awk '{print $2}' | sort -n | tail -n1", AP_PREFIX, radioIndex);
+ _syscmd(cmd, buf, sizeof(buf));
+ outputChannelStats2->ch_Max80211Rssi = strtol(buf, NULL, 10);
+
+ memset(cmd, 0, sizeof(cmd));
+ memset(buf, 0, sizeof(buf));
+ snprintf(cmd, sizeof(cmd), "iw %s%d survey dump | grep 'in use' -A6", AP_PREFIX, radioIndex);
+ if ((f = popen(cmd, "r")) == NULL) {
+ wifi_dbg_printf("%s: popen %s error\n", __func__, cmd);
+ return RETURN_ERR;
+ }
+
+ read = getline(&line, &len, f);
+ while (read != -1) {
+ param = strtok(line, ":\t");
+ value = strtok(NULL, " ");
+ if(strstr(param, "frequency") != NULL) {
+ outputChannelStats2->ch_Frequency = strtol(value, NULL, 10);
+ }
+ if(strstr(param, "noise") != NULL) {
+ outputChannelStats2->ch_NoiseFloor = strtol(value, NULL, 10);
+ outputChannelStats2->ch_Non80211Noise = strtol(value, NULL, 10);
+ }
+ if(strstr(param, "channel active time") != NULL) {
+ ActiveTime = strtol(value, NULL, 10);
+ }
+ if(strstr(param, "channel busy time") != NULL) {
+ BusyTime = strtol(value, NULL, 10);
+ }
+ if(strstr(param, "channel transmit time") != NULL) {
+ TransmitTime = strtol(value, NULL, 10);
+ }
+ read = getline(&line, &len, f);
+ }
+ pclose(f);
+
+ // The file should store the last active, busy and transmit time
+ snprintf(channel_util_file, sizeof(channel_util_file), "%s%d.txt", CHANNEL_STATS_FILE, radioIndex);
+ f = fopen(channel_util_file, "r");
+ if (f != NULL) {
+ read = getline(&line, &len, f);
+ preActiveTime = strtol(line, NULL, 10);
+ read = getline(&line, &len, f);
+ preBusyTime = strtol(line, NULL, 10);
+ read = getline(&line, &len, f);
+ preTransmitTime = strtol(line, NULL, 10);
+ fclose(f);
+ }
+
+ outputChannelStats2->ch_ObssUtil = (BusyTime - preBusyTime)*100/(ActiveTime - preActiveTime);
+ outputChannelStats2->ch_SelfBssUtil = (TransmitTime - preTransmitTime)*100/(ActiveTime - preActiveTime);
+
+ f = fopen(channel_util_file, "w");
+ if (f != NULL) {
+ fprintf(f, "%u\n%u\n%u\n", ActiveTime, BusyTime, TransmitTime);
+ fclose(f);
+ }
+ WIFI_ENTRY_EXIT_DEBUG("Exiting %s:%d\n",__func__, __LINE__);
+ return RETURN_OK;
+}
+
/**********************************************************************************
*
* Wifi radio level function prototypes