drivers: usb: gadget: ether: use net device priv to pass usb ether priv
Use net device priv to pass usb ether priv and use it in
net device ops callback.
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index 16edeea..54b8b59 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -1853,7 +1853,8 @@
static int rndis_control_ack(struct eth_device *net)
{
- struct eth_dev *dev = &l_priv->ethdev;
+ struct ether_priv *priv = (struct ether_priv *)net->priv;
+ struct eth_dev *dev = &priv->ethdev;
int length;
struct usb_request *resp = dev->stat_req;
@@ -2335,16 +2336,12 @@
static int usb_eth_init(struct eth_device *netdev, bd_t *bd)
{
- struct eth_dev *dev = &l_priv->ethdev;
+ struct ether_priv *priv = (struct ether_priv *)netdev->priv;
+ struct eth_dev *dev = &priv->ethdev;
struct usb_gadget *gadget;
unsigned long ts;
unsigned long timeout = USB_CONNECT_TIMEOUT;
- if (!netdev) {
- error("received NULL ptr");
- goto fail;
- }
-
#ifdef CONFIG_DM_USB
if (dm_usb_init(dev)) {
error("USB ether not found\n");
@@ -2379,15 +2376,15 @@
goto fail;
}
- l_priv->eth_driver.speed = DEVSPEED;
- l_priv->eth_driver.bind = eth_bind;
- l_priv->eth_driver.unbind = eth_unbind;
- l_priv->eth_driver.setup = eth_setup;
- l_priv->eth_driver.reset = eth_disconnect;
- l_priv->eth_driver.disconnect = eth_disconnect;
- l_priv->eth_driver.suspend = eth_suspend;
- l_priv->eth_driver.resume = eth_resume;
- if (usb_gadget_register_driver(&l_priv->eth_driver) < 0)
+ priv->eth_driver.speed = DEVSPEED;
+ priv->eth_driver.bind = eth_bind;
+ priv->eth_driver.unbind = eth_unbind;
+ priv->eth_driver.setup = eth_setup;
+ priv->eth_driver.reset = eth_disconnect;
+ priv->eth_driver.disconnect = eth_disconnect;
+ priv->eth_driver.suspend = eth_suspend;
+ priv->eth_driver.resume = eth_resume;
+ if (usb_gadget_register_driver(&priv->eth_driver) < 0)
goto fail;
dev->network_started = 0;
@@ -2422,7 +2419,8 @@
{
int retval;
void *rndis_pkt = NULL;
- struct eth_dev *dev = &l_priv->ethdev;
+ 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;
unsigned long timeout = USB_CONNECT_TIMEOUT;
@@ -2489,7 +2487,8 @@
static int usb_eth_recv(struct eth_device *netdev)
{
- struct eth_dev *dev = &l_priv->ethdev;
+ struct ether_priv *priv = (struct ether_priv *)netdev->priv;
+ struct eth_dev *dev = &priv->ethdev;
usb_gadget_handle_interrupts(0);
@@ -2509,12 +2508,8 @@
void usb_eth_halt(struct eth_device *netdev)
{
- struct eth_dev *dev = &l_priv->ethdev;
-
- if (!netdev) {
- error("received NULL ptr");
- return;
- }
+ struct ether_priv *priv = (struct ether_priv *)netdev->priv;
+ struct eth_dev *dev = &priv->ethdev;
/* If the gadget not registered, simple return */
if (!dev->gadget)
@@ -2541,7 +2536,7 @@
dev->network_started = 0;
}
- usb_gadget_unregister_driver(&l_priv->eth_driver);
+ usb_gadget_unregister_driver(&priv->eth_driver);
#ifdef CONFIG_DM_USB
device_remove(dev->usb_udev);
#else
@@ -2559,6 +2554,7 @@
netdev->send = usb_eth_send;
netdev->recv = usb_eth_recv;
netdev->halt = usb_eth_halt;
+ netdev->priv = l_priv;
#ifdef CONFIG_MCAST_TFTP
#error not supported