1 files changed, 122 insertions, 0 deletions
diff --git a/drivers/net/wireless/eswin/fullmac/ecrnx_amt.c b/drivers/net/wireless/eswin/fullmac/ecrnx_amt.c
new file mode 100644
index 000000000000..5aa4384f99a8
--- /dev/null
+++ b/drivers/net/wireless/eswin/fullmac/ecrnx_amt.c
@@ -0,0 +1,122 @@
+/**
+ ******************************************************************************
+ *
+ * @file ecrnx_amt.c
+ *
+ * @brief Entry point of the ECRNX driver
+ *
+ * Copyright (C) ESWIN 2015-2020
+ *
+ ******************************************************************************
+ */
+ 
+#include "ecrnx_main.h"
+#include "eswin_utils.h"
+#include "ecrnx_calibration_data.h"
+
+#ifdef CONFIG_ECRNX_WIFO_CAIL
+#define AMT_GAIN_DELTA_MSG_FLAG ("gaindelta=")
+#define AMT_GAIN_DELTA_MSG_BUFF_LEN 60 //strlen(AMT_GAIN_DELTA_MSG_FLAG) + sizeof(gain_delta)
+static char gain_delta_msg_buf[AMT_GAIN_DELTA_MSG_BUFF_LEN];
+extern bool set_gain;
+
+struct ecrnx_iwpriv_amt_vif amt_vif;
+#if defined(CONFIG_WIRELESS_EXT) && defined(CONFIG_WEXT_PRIV)
+extern const struct iw_handler_def  ecrnx_wext_private_handler;
+#endif
+
+static int eswin_netdev_amt_open(struct net_device *ndev)
+{
+	ECRNX_DBG("amt netdev open\n");
+
+	return 0;
+}
+
+static int eswin_netdev_amt_stop(struct net_device *ndev)
+{
+	ECRNX_DBG("amt netdev stop\n");
+
+	return 0;
+}
+
+static netdev_tx_t eswin_netdev_amt_start_xmit(struct sk_buff *skb,
+					    struct net_device *ndev)
+{
+	if (skb)
+		dev_kfree_skb_any(skb);
+
+	return NETDEV_TX_OK;
+}
+
+static const struct net_device_ops eswin_netdev_ops_amt = {
+	.ndo_open = eswin_netdev_amt_open,
+	.ndo_stop = eswin_netdev_amt_stop,
+	.ndo_start_xmit = eswin_netdev_amt_start_xmit
+};
+
+static int ecrnx_amt_gain_delta_msg_send(void)
+{
+    if (set_gain != true)
+        return -1;
+
+    memcpy(gain_delta_msg_buf, AMT_GAIN_DELTA_MSG_FLAG, strlen(AMT_GAIN_DELTA_MSG_FLAG));
+    memcpy((gain_delta_msg_buf + strlen(AMT_GAIN_DELTA_MSG_FLAG)), gain_delta, GAIN_DELTA_CFG_BUF_SIZE);
+
+    host_send(gain_delta_msg_buf, sizeof(gain_delta_msg_buf), TX_FLAG_AMT_IWPRIV_IE);
+
+    return 0;
+}
+
+int ecrnx_amt_init(void)
+{
+	struct net_device *ndev;
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 0, 0))
+    ndev = alloc_netdev(0, "amt0", ether_setup);
+#else
+	ndev = alloc_netdev(0, "amt0", NET_NAME_UNKNOWN, ether_setup);
+#endif
+	if (!ndev) {
+		ECRNX_DBG("alloc netdev fail !!");
+		return -1;
+	}
+
+	amt_vif.ndev = ndev;
+	amt_vif.rxlen = 0;
+	init_waitqueue_head(&amt_vif.rxdataq);
+
+	ndev->netdev_ops = &eswin_netdev_ops_amt;
+#if defined(CONFIG_WIRELESS_EXT) && defined(CONFIG_WEXT_PRIV)
+	ndev->wireless_handlers = &ecrnx_wext_private_handler;
+#endif
+	/* clear the mac address */
+	memset(ndev->dev_addr, 0, ETH_ALEN);
+
+	if (register_netdev(ndev) != 0)
+        goto err_dev;
+
+    ecrnx_amt_gain_delta_msg_send();
+
+	ECRNX_PRINT(" %s:register the amt net device success\n", __func__);
+	return 0;
+
+err_dev:
+	ECRNX_ERR(" %s couldn't register the amt net device!!",  __func__);
+	free_netdev(ndev);
+	amt_vif.ndev = NULL;
+    return -1;
+}
+
+void ecrnx_amt_deinit(void)
+{
+    ECRNX_DBG(ECRNX_FN_ENTRY_STR);
+
+	if (amt_vif.ndev)
+		unregister_netdev(amt_vif.ndev);
+
+	amt_vif.ndev = NULL;
+}
+#endif
+
+ 
+
+