Move SSP mode reading into hciops

Since the only thing the code does upon a write_ssp_mode_complete event
is issue a read_ssp_mode command it makes sense to have this internal to
hciops.
diff --git a/plugins/hciops.c b/plugins/hciops.c
index 63d7cbd..37283a2 100644
--- a/plugins/hciops.c
+++ b/plugins/hciops.c
@@ -994,7 +994,9 @@
 		adapter_set_class_complete(&BDADDR(index), status);
 		break;
 	case cmd_opcode_pack(OGF_HOST_CTL, OCF_WRITE_SIMPLE_PAIRING_MODE):
-		btd_event_write_simple_pairing_mode_complete(&BDADDR(index));
+		if (!status)
+			hci_send_cmd(SK(index), OGF_HOST_CTL,
+					OCF_READ_SIMPLE_PAIRING_MODE, 0, NULL);
 		break;
 	case cmd_opcode_pack(OGF_HOST_CTL, OCF_READ_SIMPLE_PAIRING_MODE):
 		ptr += sizeof(evt_cmd_complete);
@@ -2397,15 +2399,6 @@
 	return 0;
 }
 
-static int hciops_read_ssp_mode(int index)
-{
-	if (hci_send_cmd(SK(index), OGF_HOST_CTL,
-				OCF_READ_SIMPLE_PAIRING_MODE, 0, NULL) < 0)
-		return -errno;
-
-	return 0;
-}
-
 static int hciops_write_le_host(int index, uint8_t le, uint8_t simul)
 {
 	write_le_host_supported_cp cp;
@@ -2500,7 +2493,6 @@
 	.passkey_reply = hciops_passkey_reply,
 	.get_auth_info = hciops_get_auth_info,
 	.read_scan_enable = hciops_read_scan_enable,
-	.read_ssp_mode = hciops_read_ssp_mode,
 	.write_le_host = hciops_write_le_host,
 	.get_remote_version = hciops_get_remote_version,
 	.encrypt_link = hciops_encrypt_link,
diff --git a/plugins/mgmtops.c b/plugins/mgmtops.c
index f1e15fc..8472bd0 100644
--- a/plugins/mgmtops.c
+++ b/plugins/mgmtops.c
@@ -763,12 +763,6 @@
 	return -ENOSYS;
 }
 
-static int mgmt_read_ssp_mode(int index)
-{
-	DBG("index %d", index);
-	return -ENOSYS;
-}
-
 static int mgmt_write_le_host(int index, uint8_t le, uint8_t simul)
 {
 	DBG("index %d le %u simul %u", index, le, simul);
@@ -831,7 +825,6 @@
 	.passkey_reply = mgmt_passkey_reply,
 	.get_auth_info = mgmt_get_auth_info,
 	.read_scan_enable = mgmt_read_scan_enable,
-	.read_ssp_mode = mgmt_read_ssp_mode,
 	.write_le_host = mgmt_write_le_host,
 	.get_remote_version = mgmt_get_remote_version,
 	.encrypt_link = mgmt_encrypt_link,
diff --git a/src/adapter.c b/src/adapter.c
index b89f2b7..fc0a8ec 100644
--- a/src/adapter.c
+++ b/src/adapter.c
@@ -3628,11 +3628,6 @@
 	return adapter_ops->read_scan_enable(adapter->dev_id);
 }
 
-int btd_adapter_read_ssp_mode(struct btd_adapter *adapter)
-{
-	return adapter_ops->read_ssp_mode(adapter->dev_id);
-}
-
 int btd_adapter_read_local_ext_features(struct btd_adapter *adapter)
 {
 	return adapter_ops->read_local_ext_features(adapter->dev_id);
diff --git a/src/adapter.h b/src/adapter.h
index 3930630..de7c858 100644
--- a/src/adapter.h
+++ b/src/adapter.h
@@ -220,7 +220,6 @@
 	int (*passkey_reply) (int index, bdaddr_t *bdaddr, uint32_t passkey);
 	int (*get_auth_info) (int index, bdaddr_t *bdaddr, uint8_t *auth);
 	int (*read_scan_enable) (int index);
-	int (*read_ssp_mode) (int index);
 	int (*write_le_host) (int index, uint8_t le, uint8_t simul);
 	int (*get_remote_version) (int index, uint16_t handle,
 						gboolean delayed);
@@ -274,7 +273,6 @@
 
 int btd_adapter_read_scan_enable(struct btd_adapter *adapter);
 
-int btd_adapter_read_ssp_mode(struct btd_adapter *adapter);
 int btd_adapter_read_local_ext_features(struct btd_adapter *adapter);
 void btd_adapter_update_local_ext_features(struct btd_adapter *adapter,
 						const uint8_t *features);
diff --git a/src/event.c b/src/event.c
index a057306..cdf9a8b 100644
--- a/src/event.c
+++ b/src/event.c
@@ -738,19 +738,6 @@
 	adapter_update_ssp_mode(adapter, rp->mode);
 }
 
-void btd_event_write_simple_pairing_mode_complete(bdaddr_t *local)
-{
-	struct btd_adapter *adapter;
-
-	adapter = manager_find_adapter(local);
-	if (!adapter) {
-		error("No matching adapter found");
-		return;
-	}
-
-	btd_adapter_read_ssp_mode(adapter);
-}
-
 void btd_event_returned_link_key(bdaddr_t *local, bdaddr_t *peer)
 {
 	struct btd_adapter *adapter;