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drivers: usb: gadget: ether: use net device priv to pass usb ether priv

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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>
This commit is contained in:
Mugunthan V N 2016-11-18 11:07:18 +05:30 committed by Simon Glass
parent 5cb3b9d7c7
commit ae70100c1f
1 changed files with 21 additions and 25 deletions
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46
drivers/usb/gadget/ether.c
View file

@ -1853,7 +1853,8 @@ static char rndis_resp_buf[8] __attribute__((aligned(sizeof(__le32))));
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 @@ int dm_usb_init(struct eth_dev *e_dev)
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 @@ static int usb_eth_init(struct eth_device *netdev, bd_t *bd)
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 @@ static int usb_eth_send(struct eth_device *netdev, void *packet, int length)
{
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 @@ drop:
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 @@ static int usb_eth_recv(struct eth_device *netdev)
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 @@ void usb_eth_halt(struct eth_device *netdev)
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 @@ int usb_eth_initialize(bd_t *bi)
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