Merge "Change the threshold for RSSNR from 10*db to db" into rvc-dev (46ff3835) · Commits · e / os / android_frameworks_base

telephony/java/android/telephony/CarrierConfigManager.java

+7 −9

Original line number	Diff line number	Diff line
		@@ -2829,14 +2829,12 @@ public class CarrierConfigManager {
		/**
		* A list of 4 customized LTE Reference Signal Signal to Noise Ratio (RSSNR) thresholds.
		*
		* 4 threshold integers must be within the boundaries [-200, 300], and the levels are:
		* "NONE: [-200, threshold1)"
		* 4 threshold integers must be within the boundaries [-20 dB, 30 dB], and the levels are:
		* "NONE: [-20, threshold1)"
		* "POOR: [threshold1, threshold2)"
		* "MODERATE: [threshold2, threshold3)"
		* "GOOD: [threshold3, threshold4)"
		* "EXCELLENT: [threshold4, 300]"
		* Note: the unit of the values is 10*db; it is derived by multiplying 10 on the original dB
		* value reported by modem.
		* "EXCELLENT: [threshold4, 30]"
		*
		* This key is considered invalid if the format is violated. If the key is invalid or
		* not configured, a default value set will apply.
		@@ -4198,10 +4196,10 @@ public class CarrierConfigManager {
		});
		sDefaults.putIntArray(KEY_LTE_RSSNR_THRESHOLDS_INT_ARRAY,
		new int[] {
		-30, /* SIGNAL_STRENGTH_POOR */
		10, /* SIGNAL_STRENGTH_MODERATE */
		45, /* SIGNAL_STRENGTH_GOOD */
		130 /* SIGNAL_STRENGTH_GREAT */
		-3, /* SIGNAL_STRENGTH_POOR */
		1, /* SIGNAL_STRENGTH_MODERATE */
		5, /* SIGNAL_STRENGTH_GOOD */
		13 /* SIGNAL_STRENGTH_GREAT */
		});
		sDefaults.putIntArray(KEY_WCDMA_RSCP_THRESHOLDS_INT_ARRAY,
		new int[] {

telephony/java/android/telephony/CellSignalStrengthLte.java

+11 −7

Original line number	Diff line number	Diff line
		@@ -118,7 +118,7 @@ public final class CellSignalStrengthLte extends CellSignalStrength implements P
		* @param rssi in dBm [-113,-51], UNKNOWN
		* @param rsrp in dBm [-140,-43], UNKNOWN
		* @param rsrq in dB [-34, 3], UNKNOWN
		* @param rssnr in 10*dB [-200, +300], UNKNOWN
		* @param rssnr in dB [-20, +30], UNKNOWN
		* @param cqi [0, 15], UNKNOWN
		* @param timingAdvance [0, 1282], UNKNOWN
		*
		@@ -131,7 +131,7 @@ public final class CellSignalStrengthLte extends CellSignalStrength implements P
		mSignalStrength = mRssi;
		mRsrp = inRangeOrUnavailable(rsrp, -140, -43);
		mRsrq = inRangeOrUnavailable(rsrq, -34, 3);
		mRssnr = inRangeOrUnavailable(rssnr, -200, 300);
		mRssnr = inRangeOrUnavailable(rssnr, -20, 30);
		mCqi = inRangeOrUnavailable(cqi, 0, 15);
		mTimingAdvance = inRangeOrUnavailable(timingAdvance, 0, 1282);
		updateLevel(null, null);
		@@ -143,7 +143,7 @@ public final class CellSignalStrengthLte extends CellSignalStrength implements P
		this(convertRssiAsuToDBm(lte.signalStrength),
		lte.rsrp != CellInfo.UNAVAILABLE ? -lte.rsrp : lte.rsrp,
		lte.rsrq != CellInfo.UNAVAILABLE ? -lte.rsrq : lte.rsrq,
		lte.rssnr, lte.cqi, lte.timingAdvance);
		convertRssnrUnitFromTenDbToDB(lte.rssnr), lte.cqi, lte.timingAdvance);
		}

		/** @hide */
		@@ -208,10 +208,10 @@ public final class CellSignalStrengthLte extends CellSignalStrength implements P
		};
		// Lifted from Default carrier configs and max range of RSSNR
		private static final int[] sRssnrThresholds = new int[] {
		-30, /* SIGNAL_STRENGTH_POOR */
		10, /* SIGNAL_STRENGTH_MODERATE */
		45, /* SIGNAL_STRENGTH_GOOD */
		130 /* SIGNAL_STRENGTH_GREAT */
		-3, /* SIGNAL_STRENGTH_POOR */
		1, /* SIGNAL_STRENGTH_MODERATE */
		5, /* SIGNAL_STRENGTH_GOOD */
		13 /* SIGNAL_STRENGTH_GREAT */
		};
		private static final int sRsrpBoost = 0;

		@@ -556,6 +556,10 @@ public final class CellSignalStrengthLte extends CellSignalStrength implements P
		Rlog.w(LOG_TAG, s);
		}

		private static int convertRssnrUnitFromTenDbToDB(int rssnr) {
		return rssnr / 10;
		}

		private static int convertRssiAsuToDBm(int rssiAsu) {
		if (rssiAsu == SIGNAL_STRENGTH_LTE_RSSI_ASU_UNKNOWN) {
		return CellInfo.UNAVAILABLE;