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Fix wrong Singal Strength interpretation.

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The issue this change fixes is that phone status bar shows full
signal strength bar even when phone is in bad signal area. The
root cause is that the signal strenth  is incorrectly interpreted.
This commit is contained in:
Yong Zhang
2009-07-22 17:25:30 -05:00
committed by Wink Saville
parent 206b7b1709
commit 96f2747dd6
2 changed files with 12 additions and 13 deletions
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8
telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java
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@@ -1074,7 +1074,7 @@ final class CdmaServiceStateTracker extends ServiceStateTracker {
/**
* send signal-strength-changed notification if changed
* Called both for solicited and unsolicited signal stength updates
* Called both for solicited and unsolicited signal strength updates
*/
private void
onSignalStrengthResult(AsyncResult ar) {
@@ -1087,15 +1087,15 @@ final class CdmaServiceStateTracker extends ServiceStateTracker {
int[] ints = (int[])ar.result;
int offset = 2;
int cdmaDbm = (ints[offset] > 0) ? -ints[offset] : -1;
int cdmaEcio = (ints[offset+1] > 0) ? -ints[offset+1] : -1;
int cdmaDbm = (ints[offset] > 0) ? -ints[offset] : -120;
int cdmaEcio = (ints[offset+1] > 0) ? -ints[offset+1] : -160;
int evdoRssi = -1;
int evdoEcio = -1;
int evdoSnr = -1;
if ((networkType == ServiceState.RADIO_TECHNOLOGY_EVDO_0)
|| (networkType == ServiceState.RADIO_TECHNOLOGY_EVDO_A)) {
evdoRssi = (ints[offset+2] > 0) ? -ints[offset+2] : -1;
evdoRssi = (ints[offset+2] > 0) ? -ints[offset+2] : -120;
evdoEcio = (ints[offset+3] > 0) ? -ints[offset+3] : -1;
evdoSnr = ((ints[offset+4] > 0) && (ints[offset+4] <= 8)) ? ints[offset+4] : -1;
}