ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/net/nfc/nci/lib.c b/marvell/linux/net/nfc/nci/lib.c
new file mode 100644
index 0000000..473323f
--- /dev/null
+++ b/marvell/linux/net/nfc/nci/lib.c
@@ -0,0 +1,73 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * The NFC Controller Interface is the communication protocol between an
+ * NFC Controller (NFCC) and a Device Host (DH).
+ *
+ * Copyright (C) 2011 Texas Instruments, Inc.
+ *
+ * Written by Ilan Elias <ilane@ti.com>
+ *
+ * Acknowledgements:
+ * This file is based on lib.c, which was written
+ * by Maxim Krasnyansky.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/errno.h>
+
+#include <net/nfc/nci.h>
+#include <net/nfc/nci_core.h>
+
+/* NCI status codes to Unix errno mapping */
+int nci_to_errno(__u8 code)
+{
+ switch (code) {
+ case NCI_STATUS_OK:
+ return 0;
+
+ case NCI_STATUS_REJECTED:
+ return -EBUSY;
+
+ case NCI_STATUS_RF_FRAME_CORRUPTED:
+ return -EBADMSG;
+
+ case NCI_STATUS_NOT_INITIALIZED:
+ return -EHOSTDOWN;
+
+ case NCI_STATUS_SYNTAX_ERROR:
+ case NCI_STATUS_SEMANTIC_ERROR:
+ case NCI_STATUS_INVALID_PARAM:
+ case NCI_STATUS_RF_PROTOCOL_ERROR:
+ case NCI_STATUS_NFCEE_PROTOCOL_ERROR:
+ return -EPROTO;
+
+ case NCI_STATUS_UNKNOWN_GID:
+ case NCI_STATUS_UNKNOWN_OID:
+ return -EBADRQC;
+
+ case NCI_STATUS_MESSAGE_SIZE_EXCEEDED:
+ return -EMSGSIZE;
+
+ case NCI_STATUS_DISCOVERY_ALREADY_STARTED:
+ return -EALREADY;
+
+ case NCI_STATUS_DISCOVERY_TARGET_ACTIVATION_FAILED:
+ case NCI_STATUS_NFCEE_INTERFACE_ACTIVATION_FAILED:
+ return -ECONNREFUSED;
+
+ case NCI_STATUS_RF_TRANSMISSION_ERROR:
+ case NCI_STATUS_NFCEE_TRANSMISSION_ERROR:
+ return -ECOMM;
+
+ case NCI_STATUS_RF_TIMEOUT_ERROR:
+ case NCI_STATUS_NFCEE_TIMEOUT_ERROR:
+ return -ETIMEDOUT;
+
+ case NCI_STATUS_FAILED:
+ default:
+ return -ENOSYS;
+ }
+}
+EXPORT_SYMBOL(nci_to_errno);