commit 21fa8c0e3b3fa4f731a3f574e547010ef1d6483f
author Celine Finet <celine.finet@st.com> Tue Sep 15 19:36:21 2020 +0200
committer George Chang <georgekgchang@google.com> Tue Nov 24 09:19:25 2020 +0000
tree da0c8a2d8b1315ac5d476ac9636cf90e52ff4969
parent 461ae65b7f42f093d0d1271eea6202ed644521f1

Use TSN=3 for presence check

As defined in [T3T-TS] section 5.9 REQ 5.9.1.1

Bug: 169640640
Test: Tag R/W
Change-Id: I4aac47cda8638f419157120eb1bf60d6a28809f6

src/nfc/tags/rw_t3t.cc

diff --git a/src/nfc/tags/rw_t3t.cc b/src/nfc/tags/rw_t3t.cc
index 4b41b8a..e9a869a 100644
--- a/src/nfc/tags/rw_t3t.cc
+++ b/src/nfc/tags/rw_t3t.cc
@@ -2778,7 +2778,7 @@
     }
   } else {
     /* IDLE state: send POLL command */
-    retval = (tNFC_STATUS)nci_snd_t3t_polling(0xFFFF, T3T_POLL_RC_SC, 0);
+    retval = (tNFC_STATUS)nci_snd_t3t_polling(0xFFFF, T3T_POLL_RC_SC, 0x03);
     if (retval == NCI_STATUS_OK) {
       p_rw_cb->tcb.t3t.flags |= RW_T3T_FL_W4_PRESENCE_CHECK_POLL_RSP;
       p_rw_cb->tcb.t3t.rw_state = RW_T3T_STATE_COMMAND_PENDING;