[U-Boot] [PATCH resend v3 5/6] drivers: usb: gadget: ether: prepare driver for driver model migration

[Mugunthan V N]

prepare driver for driver model migration

Signed-off-by: Mugunthan V N <mugunthan...@ti.com>
---
 drivers/usb/gadget/ether.c | 73 +++++++++++++++++++++++++++++++++-------------
 1 file changed, 52 insertions(+), 21 deletions(-)

diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index 54b8b59b29..046ad8ca2b 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -2334,9 +2334,8 @@ int dm_usb_init(struct eth_dev *e_dev)
 }
 #endif
 
-static int usb_eth_init(struct eth_device *netdev, bd_t *bd)
+static int _usb_eth_init(struct ether_priv *priv)
 {
-       struct ether_priv *priv = (struct ether_priv *)netdev->priv;
        struct eth_dev *dev = &priv->ethdev;
        struct usb_gadget *gadget;
        unsigned long ts;
@@ -2415,11 +2414,10 @@ fail:
        return -1;
 }
 
-static int usb_eth_send(struct eth_device *netdev, void *packet, int length)
+static int _usb_eth_send(struct ether_priv *priv, void *packet, int length)
 {
        int                     retval;
        void                    *rndis_pkt = NULL;
-       struct ether_priv       *priv = (struct ether_priv *)netdev->priv;
        struct eth_dev          *dev = &priv->ethdev;
        struct usb_request      *req = dev->tx_req;
        unsigned long ts;
@@ -2485,30 +2483,15 @@ drop:
        return -ENOMEM;
 }
 
-static int usb_eth_recv(struct eth_device *netdev)
+static int _usb_eth_recv(struct ether_priv *priv)
 {
-       struct ether_priv *priv = (struct ether_priv *)netdev->priv;
-       struct eth_dev *dev = &priv->ethdev;
-
        usb_gadget_handle_interrupts(0);
 
-       if (packet_received) {
-               debug("%s: packet received\n", __func__);
-               if (dev->rx_req) {
-                       net_process_received_packet(net_rx_packets[0],
-                                                   dev->rx_req->length);
-                       packet_received = 0;
-
-                       rx_submit(dev, dev->rx_req, 0);
-               } else
-                       error("dev->rx_req invalid");
-       }
        return 0;
 }
 
-void usb_eth_halt(struct eth_device *netdev)
+void _usb_eth_halt(struct ether_priv *priv)
 {
-       struct ether_priv *priv = (struct ether_priv *)netdev->priv;
        struct eth_dev *dev = &priv->ethdev;
 
        /* If the gadget not registered, simple return */
@@ -2544,6 +2527,54 @@ void usb_eth_halt(struct eth_device *netdev)
 #endif
 }
 
+static int usb_eth_init(struct eth_device *netdev, bd_t *bd)
+{
+       struct ether_priv *priv = (struct ether_priv *)netdev->priv;
+
+       return _usb_eth_init(priv);
+}
+
+static int usb_eth_send(struct eth_device *netdev, void *packet, int length)
+{
+       struct ether_priv       *priv = (struct ether_priv *)netdev->priv;
+
+       return _usb_eth_send(priv, packet, length);
+}
+
+static int usb_eth_recv(struct eth_device *netdev)
+{
+       struct ether_priv *priv = (struct ether_priv *)netdev->priv;
+       struct eth_dev *dev = &priv->ethdev;
+       int ret;
+
+       ret = _usb_eth_recv(priv);
+       if (ret) {
+               error("error packet receive\n");
+               return ret;
+       }
+
+       if (!packet_received)
+               return 0;
+
+       if (dev->rx_req) {
+               net_process_received_packet(net_rx_packets[0],
+                                           dev->rx_req->length);
+       } else {
+               error("dev->rx_req invalid");
+       }
+       packet_received = 0;
+       rx_submit(dev, dev->rx_req, 0);
+
+       return 0;
+}
+
+void usb_eth_halt(struct eth_device *netdev)
+{
+       struct ether_priv *priv = (struct ether_priv *)netdev->priv;
+
+       _usb_eth_halt(priv);
+}
+
 int usb_eth_initialize(bd_t *bi)
 {
        struct eth_device *netdev = &l_priv->netdev;
-- 
2.11.0.rc2

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