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Commit 2f972e92 authored by Jakub Pawlowski's avatar Jakub Pawlowski
Browse files

Fix primary adv interval range 

INTERVAL_MAX of primary advertising interval needs to be reduced to
account for the range calculation.

Bug: 64181062
Change-Id: I154e09d95e222c95047c2319f1371d822724345e
parent b143b491

jni/com_android_bluetooth_gatt.cpp

+9 −1
Original line number Diff line number Diff line
@@ -1699,6 +1699,10 @@ static void advertiseCleanupNative(JNIEnv* env, jobject object) { 
  }

}



static uint32_t INTERVAL_MAX = 0xFFFFFF;

// Always give controller 31.25ms difference between min and max

static uint32_t INTERVAL_DELTA = 50;



static AdvertiseParameters parseParams(JNIEnv* env, jobject i) {

  AdvertiseParameters p;
@@ -1731,9 +1735,13 @@ static AdvertiseParameters parseParams(JNIEnv* env, jobject i) { 
  if (isAnonymous) props |= 0x20;

  if (includeTxPower) props |= 0x40;



  if (interval > INTERVAL_MAX - INTERVAL_DELTA) {

    interval = INTERVAL_MAX - INTERVAL_DELTA;

  }



  p.advertising_event_properties = props;

  p.min_interval = interval;

  p.max_interval = interval + 50;

  p.max_interval = interval + INTERVAL_DELTA;

  p.channel_map = 0x07; /* all channels */

  p.tx_power = txPowerLevel;

  p.primary_advertising_phy = primaryPhy;