static void rmnet_usb_disconnect(struct usb_interface *intf)
{
struct usbnet *unet;
struct usb_device *udev;
struct rmnet_ctrl_dev *dev;
udev = interface_to_usbdev(intf);
device_set_wakeup_enable(&udev->dev, 0);
unet = usb_get_intfdata(intf);
if (!unet) {
dev_err(&udev->dev, "%s:data device not found\n", __func__);
return;
}
rmnet_usb_data_debugfs_cleanup(unet);
dev = (struct rmnet_ctrl_dev *)unet->data[1];
if (!dev) {
dev_err(&udev->dev, "%s:ctrl device not found\n", __func__);
return;
}
#ifdef CONFIG_MDM_HSIC_PM
unregister_udev_from_pm_dev(rmnet_pm_dev, udev);
#endif
unet->data[0] = 0;
unet->data[1] = 0;
rmnet_usb_ctrl_disconnect(dev);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usbnet_disconnect(intf);
}
static void rmnet_usb_disconnect(struct usb_interface *intf)
{
struct usbnet *unet;
struct rmnet_ctrl_dev *dev;
unet = usb_get_intfdata(intf);
if (!unet) {
dev_err(&intf->dev, "%s:data device not found\n", __func__);
return;
}
device_set_wakeup_enable(&unet->udev->dev, 0);
rmnet_usb_data_debugfs_cleanup(unet);
dev = (struct rmnet_ctrl_dev *)unet->data[1];
if (!dev) {
dev_err(&intf->dev, "%s:ctrl device not found\n", __func__);
return;
}
unet->data[0] = 0;
unet->data[1] = 0;
rmnet_usb_ctrl_disconnect(dev);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usbnet_disconnect(intf);
}
static void rmnet_usb_disconnect(struct usb_interface *intf)
{
struct usbnet *unet;
struct usb_device *udev;
struct rmnet_ctrl_dev *dev;
udev = interface_to_usbdev(intf);
unet = usb_get_intfdata(intf);
if (!unet) {
dev_err(&udev->dev, "%s:data device not found\n", __func__);
return;
}
dev = (struct rmnet_ctrl_dev *)unet->data[1];
if (!dev) {
dev_err(&udev->dev, "%s:ctrl device not found\n", __func__);
return;
}
unet->data[0] = 0;
unet->data[1] = 0;
rmnet_usb_ctrl_disconnect(dev);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usbnet_disconnect(intf);
}
static void rmnet_usb_disconnect(struct usb_interface *intf)
{
struct usbnet *unet;
struct rmnet_ctrl_dev *dev;
unet = usb_get_intfdata(intf);
if (!unet) {
dev_err(&intf->dev, "%s:data device not found\n", __func__);
return;
}
device_set_wakeup_enable(&unet->udev->dev, 0);
rmnet_usb_data_debugfs_cleanup(unet);
dev = (struct rmnet_ctrl_dev *)unet->data[1];
if (!dev) {
dev_err(&intf->dev, "%s:ctrl device not found\n", __func__);
return;
}
unet->data[0] = 0;
unet->data[1] = 0;
rmnet_usb_ctrl_disconnect(dev);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usbnet_disconnect(intf);
//++SSD_RIL:20120814: For CPU/Freq min default value
if ( rnmet_usb_cpu_freq_enabled == 1 ) {
rmnet_usb_freq_release();
}
//--SSD_RIL
}
void Gobinet_disconnect (struct usb_interface *pIntf)
{
struct usbnet * pDev;
sGobiUSBNet * pGobiDev;
if (pIntf == 0)
{
return -ENOMEM;
}
#if (LINUX_VERSION_CODE > KERNEL_VERSION( 2,6,23 ))
pDev = usb_get_intfdata( pIntf );
#else
pDev = (struct usbnet *)pIntf->dev.platform_data;
#endif
if (pDev == NULL || pDev->net == NULL)
{
DBG( "failed to get netdevice\n" );
return -ENXIO;
}
pGobiDev = (sGobiUSBNet *)pDev->data[0];
if (pGobiDev == NULL)
{
DBG( "failed to get QMIDevice\n" );
return -ENXIO;
}
#if 1
DeregisterQMIDevice(pGobiDev);
#else
cdev_del(&pGobiDev->mQMIDev.mCdev);
#endif
usbnet_disconnect(pIntf);
}
static void rmnet_usb_disconnect(struct usb_interface *intf)
{
struct usbnet *unet = usb_get_intfdata(intf);
struct rmnet_ctrl_dev *dev;
unsigned int n, rdev_cnt, unet_id;
struct driver_info *info = unet->driver_info;
bool mux = unet->data[4];
rdev_cnt = mux ? no_rmnet_insts_per_dev : 1;
device_set_wakeup_enable(&unet->udev->dev, 0);
for (n = 0; n < rdev_cnt; n++) {
unet_id = n + info->data * no_rmnet_insts_per_dev;
unet = mux ? unet_list[unet_id] : usb_get_intfdata(intf);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
dev = (struct rmnet_ctrl_dev *)unet->data[1];
rmnet_usb_ctrl_disconnect(dev);
unet->data[0] = 0;
unet->data[1] = 0;
rmnet_usb_data_debugfs_cleanup(unet);
usb_set_intfdata(intf, unet);
usbnet_disconnect(intf);
unet_list[unet_id] = NULL;
}
}
static void cdc_ncm_disconnect(struct usb_interface *intf)
{
struct usbnet *dev = usb_get_intfdata(intf);
if (dev == NULL)
return; /* already disconnected */
usbnet_disconnect(intf);
}
static void rmnet_usb_disconnect(struct usb_interface *intf)
{
struct usbnet *unet = usb_get_intfdata(intf);
struct rmnet_ctrl_udev *dev;
device_set_wakeup_enable(&unet->udev->dev, 0);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
dev = (struct rmnet_ctrl_udev *)unet->data[1];
rmnet_usb_ctrl_disconnect(dev);
unet->data[0] = 0;
unet->data[1] = 0;
rmnet_usb_data_debugfs_cleanup(unet);
usbnet_disconnect(intf);
}
static int rmnet_usb_probe(struct usb_interface *iface,
const struct usb_device_id *prod)
{
struct usbnet *unet;
struct driver_info *info = (struct driver_info *)prod->driver_info;
struct usb_device *udev;
int status = 0;
unsigned int i, unet_id, rdev_cnt, n = 0;
bool mux;
struct rmnet_ctrl_dev *dev;
udev = interface_to_usbdev(iface);
if (iface->num_altsetting != 1) {
dev_err(&iface->dev, "%s invalid num_altsetting %u\n",
__func__, iface->num_altsetting);
status = -EINVAL;
goto out;
}
mux = test_bit(info->data, &mux_enabled);
rdev_cnt = mux ? no_rmnet_insts_per_dev : 1;
info->in = 0;
for (n = 0; n < rdev_cnt; n++) {
/* Use this filed to increment device count this will be
* used by bind to determin the forward link and reverse
* link network interface names.
*/
info->in++;
status = usbnet_probe(iface, prod);
if (status < 0) {
dev_err(&iface->dev, "usbnet_probe failed %d\n",
status);
goto out;
}
unet_id = n + info->data * no_rmnet_insts_per_dev;
unet_list[unet_id] = unet = usb_get_intfdata(iface);
/*store mux id for later access*/
unet->data[3] = n;
/*save mux info for control and usbnet devices*/
unet->data[1] = unet->data[4] = mux;
/*set rmnet operation mode to eth by default*/
set_bit(RMNET_MODE_LLP_ETH, &unet->data[0]);
/*update net device*/
rmnet_usb_setup(unet->net, mux);
/*create /sys/class/net/rmnet_usbx/dbg_mask*/
status = device_create_file(&unet->net->dev,
&dev_attr_dbg_mask);
if (status) {
usbnet_disconnect(iface);
goto out;
}
status = rmnet_usb_ctrl_probe(iface, unet->status, info->data,
&unet->data[1]);
if (status) {
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usbnet_disconnect(iface);
goto out;
}
status = rmnet_usb_data_debugfs_init(unet);
if (status)
dev_dbg(&iface->dev,
"mode debugfs file is not available\n");
}
usb_enable_autosuspend(udev);
if (udev->parent && !udev->parent->parent) {
/* allow modem and roothub to wake up suspended system */
device_set_wakeup_enable(&udev->dev, 1);
device_set_wakeup_enable(&udev->parent->dev, 1);
}
return 0;
out:
for (i = 0; i < n; i++) {
/* This cleanup happens only for MUX case */
unet_id = i + info->data * no_rmnet_insts_per_dev;
unet = unet_list[unet_id];
dev = (struct rmnet_ctrl_dev *)unet->data[1];
rmnet_usb_data_debugfs_cleanup(unet);
rmnet_usb_ctrl_disconnect(dev);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usb_set_intfdata(iface, unet_list[unet_id]);
usbnet_disconnect(iface);
unet_list[unet_id] = NULL;
}
return status;
}
/*===========================================================================
METHOD:
GobiUSBNetProbe (Public Method)
DESCRIPTION:
Run usbnet_probe
Setup QMI device
PARAMETERS
pIntf [ I ] - Pointer to interface
pVIDPIDs [ I ] - Pointer to VID/PID table
RETURN VALUE:
int - 0 for success
Negative errno for error
===========================================================================*/
int GobiUSBNetProbe(
struct usb_interface * pIntf,
const struct usb_device_id * pVIDPIDs )
{
int is9x15 = 0;
unsigned char ifacenum;
int status;
struct usbnet * pDev;
sGobiUSBNet * pGobiDev;
struct ethhdr *eth;
#if 0
/* There exists a race condition in the firmware that sometimes results
* in the absence of Ethernet framing of packets received from the device.
* Therefore, a firmware work-around currently hard-codes the MAC address
* to ensure valid Ethernet frames are sent to the host. We therefore
* hard-code the network device MAC address to comply with the firmware
*/
const char default_addr[6] = {0x00, 0xa0, 0xc6, 0x00, 0x00, 0x00};
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION( 2,6,29 ))
struct net_device_ops * pNetDevOps;
#endif
ifacenum = pIntf->cur_altsetting->desc.bInterfaceNumber;
status = usbnet_probe( pIntf, pVIDPIDs );
if (status < 0)
{
DBG( "usbnet_probe failed %d\n", status );
return status;
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION( 2,6,19 ))
pIntf->needs_remote_wakeup = 1;
#endif
#if (LINUX_VERSION_CODE > KERNEL_VERSION( 2,6,23 ))
pDev = usb_get_intfdata( pIntf );
#else
pDev = (struct usbnet *)pIntf->dev.platform_data;
#endif
if (pDev == NULL || pDev->net == NULL)
{
DBG( "failed to get netdevice\n" );
usbnet_disconnect( pIntf );
return -ENXIO;
}
pGobiDev = kmalloc( sizeof( sGobiUSBNet ), GFP_KERNEL );
if (pGobiDev == NULL)
{
DBG( "falied to allocate device buffers" );
usbnet_disconnect( pIntf );
return -ENOMEM;
}
pDev->data[0] = (unsigned long)pGobiDev;
pGobiDev->mpNetDev = pDev;
#ifdef DATA_MODE_RP
pDev->net->flags |= IFF_NOARP;
DBG( "RawIP mode\n" );
#endif
// Clearing endpoint halt is a magic handshake that brings
// the device out of low power (airplane) mode
// NOTE: FCC verification should be done before this, if required
usb_clear_halt( pGobiDev->mpNetDev->udev, pDev->out );
// Overload PM related network functions
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,29 ))
pGobiDev->mpUSBNetOpen = pDev->net->open;
pDev->net->open = GobiUSBNetOpen;
pGobiDev->mpUSBNetStop = pDev->net->stop;
pDev->net->stop = GobiUSBNetStop;
pDev->net->hard_start_xmit = GobiUSBNetStartXmit;
pDev->net->tx_timeout = GobiUSBNetTXTimeout;
#else
pNetDevOps = kmalloc( sizeof( struct net_device_ops ), GFP_KERNEL );
if (pNetDevOps == NULL)
{
DBG( "falied to allocate net device ops" );
usbnet_disconnect( pIntf );
return -ENOMEM;
}
memcpy( pNetDevOps, pDev->net->netdev_ops, sizeof( struct net_device_ops ) );
pGobiDev->mpUSBNetOpen = pNetDevOps->ndo_open;
pNetDevOps->ndo_open = GobiUSBNetOpen;
pGobiDev->mpUSBNetStop = pNetDevOps->ndo_stop;
pNetDevOps->ndo_stop = GobiUSBNetStop;
#ifdef CONFIG_PM
pNetDevOps->ndo_start_xmit = GobiUSBNetStartXmit;
pNetDevOps->ndo_tx_timeout = GobiUSBNetTXTimeout;
#else
pNetDevOps->ndo_start_xmit = usbnet_start_xmit;
pNetDevOps->ndo_tx_timeout = usbnet_tx_timeout;
#endif /* CONFIG_PM */
pDev->net->netdev_ops = pNetDevOps;
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,31 ))
memset( &(pGobiDev->mpNetDev->stats), 0, sizeof( struct net_device_stats ) );
#else
memset( &(pGobiDev->mpNetDev->net->stats), 0, sizeof( struct net_device_stats ) );
#endif
pGobiDev->mpIntf = pIntf;
memset( &(pGobiDev->mMEID), '0', 14 );
/* change MAC addr to include, ifacenum, and to be unique */
pGobiDev->mpNetDev->net->dev_addr[ETH_ALEN-2] = atomic_inc_return(&iface_counter);
pGobiDev->mpNetDev->net->dev_addr[ETH_ALEN-1] = ifacenum;
DBG( "Mac Address:\n" );
PrintHex( &pGobiDev->mpNetDev->net->dev_addr[0], 6 );
#if 0 /* interfers with multiple interface support and no longer appears to be necessary */
/* Hard-code the host MAC address to comply with the firmware workaround */
memcpy(&pGobiDev->mpNetDev->net->dev_addr[0], &default_addr[0], 6);
DBG( "Default Mac Address:\n" );
PrintHex( &pGobiDev->mpNetDev->net->dev_addr[0], 6 );
#endif
/* Create ethernet header for IPv4 packets */
eth = (struct ethhdr *)pGobiDev->eth_hdr_tmpl_ipv4;
memcpy(ð->h_dest, &pGobiDev->mpNetDev->net->dev_addr[0], ETH_ALEN);
memcpy(ð->h_source, &pGobiDev->mpNetDev->net->dev_addr[0], ETH_ALEN);
eth->h_proto = cpu_to_be16(ETH_P_IP);
/* Create ethernet header for IPv6 packets */
eth = (struct ethhdr *)pGobiDev->eth_hdr_tmpl_ipv6;
memcpy(ð->h_dest, &pGobiDev->mpNetDev->net->dev_addr[0], ETH_ALEN);
memcpy(ð->h_source, &pGobiDev->mpNetDev->net->dev_addr[0], ETH_ALEN);
eth->h_proto = cpu_to_be16(ETH_P_IPV6);
pGobiDev->mbQMIValid = false;
memset( &pGobiDev->mQMIDev, 0, sizeof( sQMIDev ) );
pGobiDev->mQMIDev.mbCdevIsInitialized = false;
pGobiDev->mQMIDev.mpDevClass = gpClass;
#ifdef CONFIG_PM
init_completion( &pGobiDev->mAutoPM.mThreadDoWork );
#endif /* CONFIG_PM */
spin_lock_init( &pGobiDev->mQMIDev.mClientMemLock );
// Default to device down
pGobiDev->mDownReason = 0;
GobiSetDownReason( pGobiDev, NO_NDIS_CONNECTION );
GobiSetDownReason( pGobiDev, NET_IFACE_STOPPED );
// Register QMI
if (pDev->driver_info->data &&
test_bit(BIT_9X15, &pDev->driver_info->data)) {
is9x15 = 1;
}
status = RegisterQMIDevice( pGobiDev, is9x15 );
if (status != 0)
{
// usbnet_disconnect() will call GobiNetDriverUnbind() which will call
// DeregisterQMIDevice() to clean up any partially created QMI device
usbnet_disconnect( pIntf );
return status;
}
// Success
return 0;
}
static int rmnet_usb_probe(struct usb_interface *iface,
const struct usb_device_id *prod)
{
struct usbnet *unet;
struct driver_info *info = (struct driver_info *)prod->driver_info;
struct usb_device *udev;
int status = 0;
unsigned int i, unet_id, rdev_cnt, n = 0;
bool mux;
struct rmnet_ctrl_dev *dev;
udev = interface_to_usbdev(iface);
if (iface->num_altsetting != 1) {
dev_err(&iface->dev, "%s invalid num_altsetting %u\n",
__func__, iface->num_altsetting);
status = -EINVAL;
goto out;
}
mux = test_bit(info->data, &mux_enabled);
rdev_cnt = mux ? no_rmnet_insts_per_dev : 1;
info->in = 0;
for (n = 0; n < rdev_cnt; n++) {
/*
*/
info->in++;
status = usbnet_probe(iface, prod);
if (status < 0) {
dev_err(&iface->dev, "usbnet_probe failed %d\n",
status);
goto out;
}
unet_id = n + info->data * no_rmnet_insts_per_dev;
unet_list[unet_id] = unet = usb_get_intfdata(iface);
/* */
unet->data[3] = n;
/* */
unet->data[1] = unet->data[4] = mux;
/* */
set_bit(RMNET_MODE_LLP_ETH, &unet->data[0]);
/* */
rmnet_usb_setup(unet->net, mux);
/* */
status = device_create_file(&unet->net->dev,
&dev_attr_dbg_mask);
if (status) {
usbnet_disconnect(iface);
goto out;
}
status = rmnet_usb_ctrl_probe(iface, unet->status, info->data,
&unet->data[1]);
if (status) {
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usbnet_disconnect(iface);
goto out;
}
status = rmnet_usb_data_debugfs_init(unet);
if (status)
dev_dbg(&iface->dev,
"mode debugfs file is not available\n");
}
usb_enable_autosuspend(udev);
if (udev->parent && !udev->parent->parent) {
/* */
device_set_wakeup_enable(&udev->dev, 1);
device_set_wakeup_enable(&udev->parent->dev, 1);
}
return 0;
out:
for (i = 0; i < n; i++) {
/* */
unet_id = i + info->data * no_rmnet_insts_per_dev;
unet = unet_list[unet_id];
dev = (struct rmnet_ctrl_dev *)unet->data[1];
rmnet_usb_data_debugfs_cleanup(unet);
rmnet_usb_ctrl_disconnect(dev);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usb_set_intfdata(iface, unet_list[unet_id]);
usbnet_disconnect(iface);
unet_list[unet_id] = NULL;
}
return status;
}
/*===========================================================================
METHOD:
GobiUSBNetProbe (Public Method)
DESCRIPTION:
Run usbnet_probe
Setup QMI device
PARAMETERS
pIntf [ I ] - Pointer to interface
pVIDPIDs [ I ] - Pointer to VID/PID table
RETURN VALUE:
int - 0 for success
Negative errno for error
===========================================================================*/
int GobiUSBNetProbe(
struct usb_interface * pIntf,
const struct usb_device_id * pVIDPIDs )
{
int status;
struct usbnet * pDev;
sGobiUSBNet * pGobiDev;
sEndpoints * pEndpoints;
int pipe;
unsigned char my_mac_addr[ETH_ALEN];
struct sockaddr addr;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION( 2,6,29 ))
struct net_device_ops * pNetDevOps;
#endif
pEndpoints = GatherEndpoints( pIntf );
if (pEndpoints == NULL)
{
return -ENODEV;
}
status = usbnet_probe( pIntf, pVIDPIDs );
if (status < 0)
{
DBG( "usbnet_probe failed %d\n", status );
return status;
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION( 2,6,19 ))
pIntf->needs_remote_wakeup = 1;
#endif
#if (LINUX_VERSION_CODE > KERNEL_VERSION( 2,6,23 ))
pDev = usb_get_intfdata( pIntf );
#else
pDev = (struct usbnet *)pIntf->dev.platform_data;
#endif
if (pDev == NULL || pDev->net == NULL)
{
DBG( "failed to get netdevice\n" );
usbnet_disconnect( pIntf );
kfree( pEndpoints );
return -ENXIO;
}
//modify Mac from param arthur 20140122
if(mac_addr != NULL){
str2mac(mac_addr,my_mac_addr);
addr.sa_family = 1;
memset(addr.sa_data,0,ETH_ALEN);
memcpy(addr.sa_data, my_mac_addr, ETH_ALEN);
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,29 ))
pDev->net->set_mac_address(pDev->net,&addr);
#else
pDev->net->netdev_ops->ndo_set_mac_address(pDev->net,&addr);
#endif
}
//check the first 4 bits of MAC addr , for they can't be 4 or 6 arthur 20140122
if(((pDev->net->dev_addr[0] & 0xf0) == 0x40) ||
((pDev->net->dev_addr[0] & 0xf0) == 0x60))
{
printk("Need to Modify Mac\n" );
addr.sa_family = 1;
memset(addr.sa_data,0,ETH_ALEN);
memcpy(addr.sa_data, pDev->net->dev_addr, ETH_ALEN);
addr.sa_data[0] |= 0x10;
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,29 ))
pDev->net->set_mac_address(pDev->net,&addr);
#else
pDev->net->netdev_ops->ndo_set_mac_address(pDev->net,&addr);
#endif
}
pGobiDev = kmalloc( sizeof( sGobiUSBNet ), GFP_KERNEL );
if (pGobiDev == NULL)
{
DBG( "falied to allocate device buffers" );
usbnet_disconnect( pIntf );
kfree( pEndpoints );
return -ENOMEM;
}
pDev->data[0] = (unsigned long)pGobiDev;
pGobiDev->mpNetDev = pDev;
pGobiDev->mpEndpoints = pEndpoints;
// Clearing endpoint halt is a magic handshake that brings
// the device out of low power (airplane) mode
// NOTE: FCC verification should be done before this, if required
pipe = usb_sndbulkpipe( pGobiDev->mpNetDev->udev,
pGobiDev->mpEndpoints->mBlkOutEndp );
usb_clear_halt( pGobiDev->mpNetDev->udev, pipe );
// Overload PM related network functions
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,29 ))
pGobiDev->mpUSBNetOpen = pDev->net->open;
pDev->net->open = GobiUSBNetOpen;
pGobiDev->mpUSBNetStop = pDev->net->stop;
pDev->net->stop = GobiUSBNetStop;
// pDev->net->hard_start_xmit = GobiUSBNetStartXmit;
// pDev->net->tx_timeout = GobiUSBNetTXTimeout;
#else
pNetDevOps = kmalloc( sizeof( struct net_device_ops ), GFP_KERNEL );
if (pNetDevOps == NULL)
{
DBG( "falied to allocate net device ops" );
usbnet_disconnect( pIntf );
return -ENOMEM;
}
memcpy( pNetDevOps, pDev->net->netdev_ops, sizeof( struct net_device_ops ) );
pGobiDev->mpUSBNetOpen = pNetDevOps->ndo_open;
pNetDevOps->ndo_open = GobiUSBNetOpen;
pGobiDev->mpUSBNetStop = pNetDevOps->ndo_stop;
pNetDevOps->ndo_stop = GobiUSBNetStop;
// pNetDevOps->ndo_start_xmit = GobiUSBNetStartXmit;
// pNetDevOps->ndo_tx_timeout = GobiUSBNetTXTimeout;
pDev->net->netdev_ops = pNetDevOps;
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,31 ))
memset( &(pGobiDev->mpNetDev->stats), 0, sizeof( struct net_device_stats ) );
#else
memset( &(pGobiDev->mpNetDev->net->stats), 0, sizeof( struct net_device_stats ) );
#endif
pGobiDev->mpIntf = pIntf;
memset( &(pGobiDev->mMEID), '0', 14 );
DBG( "Mac Address:\n" );
PrintHex( &pGobiDev->mpNetDev->net->dev_addr[0], 6 );
pGobiDev->mbQMIValid = false;
memset( &pGobiDev->mQMIDev, 0, sizeof( sQMIDev ) );
pGobiDev->mQMIDev.mbCdevIsInitialized = false;
pGobiDev->mQMIDev.mpDevClass = gpClass;
init_completion( &pGobiDev->mAutoPM.mThreadDoWork );
spin_lock_init( &pGobiDev->mQMIDev.mClientMemLock );
// Default to device down
pGobiDev->mDownReason = 0;
GobiSetDownReason( pGobiDev, NO_NDIS_CONNECTION );
GobiSetDownReason( pGobiDev, NET_IFACE_STOPPED );
// Register QMI
status = RegisterQMIDevice( pGobiDev );
if (status != 0)
{
// usbnet_disconnect() will call GobiNetDriverUnbind() which will call
// DeregisterQMIDevice() to clean up any partially created QMI device
usbnet_disconnect( pIntf );
return status;
}
// Success
return 0;
}
static int rmnet_usb_probe(struct usb_interface *iface,
const struct usb_device_id *prod)
{
struct usbnet *unet;
struct driver_info *info;
struct usb_device *udev;
unsigned int iface_num;
static int first_rmnet_iface_num = -EINVAL;
int status = 0;
//++SSD_RIL:20120731: For tx/rx enable_hlt/disable_hlt
if( machine_is_evitareul() ) {
rnmet_usb_hlt_enabled = 1;
pr_info("%s:rnmet_usb_hlt_enabled = 1\n", __func__);
}
//--SSD_RIL
//++SSD_RIL:20120814: For CPU/Freq min default value
if ( rnmet_usb_hlt_enabled == 1 && get_radio_flag() & 0x0002 ) {
rnmet_usb_cpu_freq_enabled = 1;
}
//--SSD_RIL
iface_num = iface->cur_altsetting->desc.bInterfaceNumber;
if (iface->num_altsetting != 1) {
dev_err(&iface->dev, "%s invalid num_altsetting %u\n",
__func__, iface->num_altsetting);
status = -EINVAL;
goto out;
}
info = (struct driver_info *)prod->driver_info;
if (!test_bit(iface_num, &info->data))
return -ENODEV;
status = usbnet_probe(iface, prod);
if (status < 0) {
dev_err(&iface->dev, "usbnet_probe failed %d\n", status);
goto out;
}
unet = usb_get_intfdata(iface);
/*set rmnet operation mode to eth by default*/
set_bit(RMNET_MODE_LLP_ETH, &unet->data[0]);
/*update net device*/
rmnet_usb_setup(unet->net);
/*create /sys/class/net/rmnet_usbx/dbg_mask*/
status = device_create_file(&unet->net->dev, &dev_attr_dbg_mask);
if (status)
goto out;
if (first_rmnet_iface_num == -EINVAL)
first_rmnet_iface_num = iface_num;
/*save control device intstance */
unet->data[1] = (unsigned long)ctrl_dev \
[iface_num - first_rmnet_iface_num];
status = rmnet_usb_ctrl_probe(iface, unet->status,
(struct rmnet_ctrl_dev *)unet->data[1]);
if (status)
goto out;
status = rmnet_usb_data_debugfs_init(unet);
if (status)
dev_dbg(&iface->dev, "mode debugfs file is not available\n");
udev = unet->udev;
if (udev->parent && !udev->parent->parent) {
/* allow modem and roothub to wake up suspended system */
device_set_wakeup_enable(&udev->dev, 1);
device_set_wakeup_enable(&udev->parent->dev, 1);
/* set default autosuspend timeout for modem and roothub */
pm_runtime_set_autosuspend_delay(&udev->dev, 1000);
dev_err(&udev->dev, "pm_runtime_set_autosuspend_delay 1000\n");
pm_runtime_set_autosuspend_delay(&udev->parent->dev, 200);
dev_err(&udev->parent->dev, "pm_runtime_set_autosuspend_delay 200\n");
}
out:
//++SSD_RIL:20120814: For CPU/Freq min default value
if ( rnmet_usb_cpu_freq_enabled == 1 ) {
rmnet_usb_freq_request();
}
//--SSD_RIL
//++SSD_RIL:20121017: get -71 but already register rmnet netdev
if (status == -EPROTO && already_register_rmNET ) {
pr_info("%s fail ,status = %d,unregister_netdev \n", __func__,status);
//unregister_netdev(unet->net);
//usb_put_dev(unet->udev);
usbnet_disconnect(iface);
}
//--SSD_RIL:20121017: get -71 but already register rmnet netdev
return status;
}
/*===========================================================================
METHOD:
QCUSBNetProbe (Public Method)
DESCRIPTION:
Run usbnet_probe
Setup QMI device
PARAMETERS
pIntf [ I ] - Pointer to interface
pVIDPIDs [ I ] - Pointer to VID/PID table
RETURN VALUE:
int - 0 for success
Negative errno for error
===========================================================================*/
int QCUSBNetProbe(
struct usb_interface * pIntf,
const struct usb_device_id * pVIDPIDs )
{
int status;
struct usbnet * pDev;
sQCUSBNet * pQCDev;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION( 2,6,29 ))
struct net_device_ops * pNetDevOps;
#endif
int i;
u8 *addr;
status = usbnet_probe( pIntf, pVIDPIDs );
if(status < 0 )
{
DBG( "usbnet_probe failed %d\n", status );
return status;
}
#if (LINUX_VERSION_CODE > KERNEL_VERSION( 2,6,23 ))
pDev = usb_get_intfdata( pIntf );
#else
pDev = (struct usbnet *)pIntf->dev.platform_data;
#endif
if (pDev == NULL || pDev->net == NULL)
{
DBG( "failed to get netdevice\n" );
usbnet_disconnect( pIntf );
return -ENXIO;
}
pQCDev = kmalloc( sizeof( sQCUSBNet ), GFP_KERNEL );
if (pQCDev == NULL)
{
DBG( "falied to allocate device buffers" );
usbnet_disconnect( pIntf );
return -ENOMEM;
}
pDev->data[0] = (unsigned long)pQCDev;
pQCDev->mpNetDev = pDev;
// Overload PM related network functions
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,29 ))
pQCDev->mpUSBNetOpen = pDev->net->open;
pDev->net->open = QCUSBNetOpen;
pQCDev->mpUSBNetStop = pDev->net->stop;
pDev->net->stop = QCUSBNetStop;
pDev->net->hard_start_xmit = QCUSBNetStartXmit;
pDev->net->tx_timeout = QCUSBNetTXTimeout;
#else
pNetDevOps = kmalloc( sizeof( struct net_device_ops ), GFP_KERNEL );
if (pNetDevOps == NULL)
{
DBG( "falied to allocate net device ops" );
usbnet_disconnect( pIntf );
return -ENOMEM;
}
memcpy( pNetDevOps, pDev->net->netdev_ops, sizeof( struct net_device_ops ) );
pQCDev->mpUSBNetOpen = pNetDevOps->ndo_open;
pNetDevOps->ndo_open = QCUSBNetOpen;
pQCDev->mpUSBNetStop = pNetDevOps->ndo_stop;
pNetDevOps->ndo_stop = QCUSBNetStop;
pNetDevOps->ndo_start_xmit = QCUSBNetStartXmit;
pNetDevOps->ndo_tx_timeout = QCUSBNetTXTimeout;
pDev->net->netdev_ops = pNetDevOps;
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,31 ))
memset( &(pQCDev->mpNetDev->stats), 0, sizeof( struct net_device_stats ) );
#else
memset( &(pQCDev->mpNetDev->net->stats), 0, sizeof( struct net_device_stats ) );
#endif
pQCDev->mpIntf = pIntf;
memset( &(pQCDev->mMEID), '0', 14 );
pQCDev->mbQMIValid = false;
memset( &pQCDev->mQMIDev, 0, sizeof( sQMIDev ) );
pQCDev->mQMIDev.mbCdevIsInitialized = false;
pQCDev->mQMIDev.mpDevClass = gpClass;
init_completion( &pQCDev->mAutoPM.mThreadDoWork );
spin_lock_init( &pQCDev->mQMIDev.mClientMemLock );
// Default to device down
pQCDev->mDownReason = 0;
QSetDownReason( pQCDev, NO_NDIS_CONNECTION );
QSetDownReason( pQCDev, NET_IFACE_STOPPED );
// Register QMI
status = RegisterQMIDevice( pQCDev );
if (status != 0)
{
// usbnet_disconnect() will call QCUSBNetUnbind() which will call
// DeregisterQMIDevice() to clean up any partially created QMI device
usbnet_disconnect( pIntf );
return status;
}
// After calling RegisterQMIDevice mMEID is valid. Although most
// drivers set the MAC address in bind(), we need to wait until the
// MEID is available.
addr = &pDev->net->dev_addr[0];
for (i = 0; i < 6; i++)
addr[i] = (nibble(pQCDev->mMEID[i*2+2]) << 4) +
nibble(pQCDev->mMEID[i*2+3]);
addr [0] &= 0xfe; /* clear multicast bit */
addr [0] |= 0x02; /* set local assignment bit (IEEE802) */
DBG( "Mac Address:\n" );
PrintHex( &pQCDev->mpNetDev->net->dev_addr[0], 6 );
// Success
return 0;
}
static int rmnet_usb_probe(struct usb_interface *iface,
const struct usb_device_id *prod)
{
struct usbnet *unet;
struct driver_info *info = (struct driver_info *)prod->driver_info;
struct usb_device *udev;
int status = 0;
unsigned int i, unet_id, rdev_cnt, n = 0;
bool mux;
struct rmnet_ctrl_dev *dev;
udev = interface_to_usbdev(iface);
if (iface->num_altsetting != 1) {
dev_err(&iface->dev, "%s invalid num_altsetting %u\n",
__func__, iface->num_altsetting);
status = -EINVAL;
goto out;
}
mux = test_bit(info->data, &mux_enabled);
if (prod->idProduct == 0x908a)
mux = true;
else
mux = false;
mux_enabled_per_pid = mux;
rdev_cnt = mux ? no_rmnet_insts_per_dev : 1;
info->in = 0;
for (n = 0; n < rdev_cnt; n++) {
info->in++;
status = usbnet_probe(iface, prod);
if (status < 0) {
dev_err(&iface->dev, "usbnet_probe failed %d\n",
status);
goto out;
}
unet_id = n + info->data * no_rmnet_insts_per_dev;
unet_list[unet_id] = unet = usb_get_intfdata(iface);
unet->data[3] = n;
unet->data[1] = unet->data[4] = mux;
set_bit(RMNET_MODE_LLP_ETH, &unet->data[0]);
rmnet_usb_setup(unet->net, mux);
status = device_create_file(&unet->net->dev,
&dev_attr_dbg_mask);
if (status) {
usbnet_disconnect(iface);
goto out;
}
status = rmnet_usb_ctrl_probe(iface, unet->status, info->data,
&unet->data[1]);
if (status) {
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usbnet_disconnect(iface);
goto out;
}
status = rmnet_usb_data_debugfs_init(unet);
if (status)
dev_dbg(&iface->dev,
"mode debugfs file is not available\n");
}
if (udev->parent && !udev->parent->parent) {
device_set_wakeup_enable(&udev->dev, 1);
device_set_wakeup_enable(&udev->parent->dev, 1);
pm_runtime_set_autosuspend_delay(&udev->dev, 1000);
pm_runtime_set_autosuspend_delay(&udev->parent->dev, 200);
#if defined(CONFIG_MONITOR_STREAMING_PORT_SOCKET) && defined(CONFIG_MSM_NONSMD_PACKET_FILTER)
original_autosuspend_timer = udev->dev.power.autosuspend_delay;
dev_info(&udev->dev, "original_autosuspend_timer:%d\n", original_autosuspend_timer);
#endif
}
return 0;
out:
for (i = 0; i < n; i++) {
unet_id = i + info->data * no_rmnet_insts_per_dev;
unet = unet_list[unet_id];
dev = (struct rmnet_ctrl_dev *)unet->data[1];
rmnet_usb_data_debugfs_cleanup(unet);
rmnet_usb_ctrl_disconnect(dev);
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usb_set_intfdata(iface, unet_list[unet_id]);
usbnet_disconnect(iface);
unet_list[unet_id] = NULL;
}
return status;
}
/*===========================================================================
METHOD:
GobiUSBNetProbe (Public Method)
DESCRIPTION:
Run usbnet_probe
Setup QMI device
PARAMETERS
pIntf [ I ] - Pointer to interface
pVIDPIDs [ I ] - Pointer to VID/PID table
RETURN VALUE:
int - 0 for success
Negative errno for error
===========================================================================*/
int GobiUSBNetProbe(
struct usb_interface * pIntf,
const struct usb_device_id * pVIDPIDs )
{
int status;
struct usbnet * pDev;
sGobiUSBNet * pGobiDev;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION( 2,6,29 ))
struct net_device_ops * pNetDevOps;
#endif
status = usbnet_probe( pIntf, pVIDPIDs );
if(status < 0 )
{
DBG( "usbnet_probe failed %d\n", status );
return status;
}
#if (LINUX_VERSION_CODE > KERNEL_VERSION( 2,6,23 ))
pDev = usb_get_intfdata( pIntf );
#else
pDev = (struct usbnet *)pIntf->dev.platform_data;
#endif
if (pDev == NULL || pDev->net == NULL)
{
DBG( "failed to get netdevice\n" );
usbnet_disconnect( pIntf );
return -ENXIO;
}
pGobiDev = kmalloc( sizeof( sGobiUSBNet ), GFP_KERNEL );
if (pGobiDev == NULL)
{
DBG( "falied to allocate device buffers" );
usbnet_disconnect( pIntf );
return -ENOMEM;
}
pDev->data[0] = (unsigned long)pGobiDev;
pGobiDev->mpNetDev = pDev;
// Overload PM related network functions
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,29 ))
pGobiDev->mpUSBNetOpen = pDev->net->open;
pDev->net->open = GobiUSBNetOpen;
pGobiDev->mpUSBNetStop = pDev->net->stop;
pDev->net->stop = GobiUSBNetStop;
pDev->net->hard_start_xmit = GobiUSBNetStartXmit;
pDev->net->tx_timeout = GobiUSBNetTXTimeout;
#else
pNetDevOps = kmalloc( sizeof( struct net_device_ops ), GFP_KERNEL );
if (pNetDevOps == NULL)
{
DBG( "falied to allocate net device ops" );
usbnet_disconnect( pIntf );
return -ENOMEM;
}
memcpy( pNetDevOps, pDev->net->netdev_ops, sizeof( struct net_device_ops ) );
pGobiDev->mpUSBNetOpen = pNetDevOps->ndo_open;
pNetDevOps->ndo_open = GobiUSBNetOpen;
pGobiDev->mpUSBNetStop = pNetDevOps->ndo_stop;
pNetDevOps->ndo_stop = GobiUSBNetStop;
pNetDevOps->ndo_start_xmit = GobiUSBNetStartXmit;
pNetDevOps->ndo_tx_timeout = GobiUSBNetTXTimeout;
pDev->net->netdev_ops = pNetDevOps;
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,31 ))
memset( &(pGobiDev->mpNetDev->stats), 0, sizeof( struct net_device_stats ) );
#else
memset( &(pGobiDev->mpNetDev->net->stats), 0, sizeof( struct net_device_stats ) );
#endif
pGobiDev->mpIntf = pIntf;
memset( &(pGobiDev->mMEID), '0', 14 );
DBG( "Mac Address:\n" );
PrintHex( &pGobiDev->mpNetDev->net->dev_addr[0], 6 );
pGobiDev->mbQMIValid = false;
memset( &pGobiDev->mQMIDev, 0, sizeof( sQMIDev ) );
pGobiDev->mQMIDev.mbCdevIsInitialized = false;
pGobiDev->mQMIDev.mpDevClass = gpClass;
init_completion( &pGobiDev->mAutoPM.mThreadDoWork );
spin_lock_init( &pGobiDev->mQMIDev.mClientMemLock );
// Default to device down
pGobiDev->mDownReason = 0;
GobiSetDownReason( pGobiDev, NO_NDIS_CONNECTION );
GobiSetDownReason( pGobiDev, NET_IFACE_STOPPED );
// Register QMI
status = RegisterQMIDevice( pGobiDev );
if (status != 0)
{
// usbnet_disconnect() will call GobiNetDriverUnbind() which will call
// DeregisterQMIDevice() to clean up any partially created QMI device
usbnet_disconnect( pIntf );
return status;
}
// Success
return 0;
}
static int rmnet_usb_probe(struct usb_interface *iface,
const struct usb_device_id *prod)
{
struct usbnet *unet;
struct driver_info *info = (struct driver_info *)prod->driver_info;
struct usb_device *udev;
int status = 0;
udev = interface_to_usbdev(iface);
if (iface->num_altsetting != 1) {
dev_err(&iface->dev, "%s invalid num_altsetting %u\n",
__func__, iface->num_altsetting);
return -EINVAL;
}
status = usbnet_probe(iface, prod);
if (status < 0) {
dev_err(&iface->dev, "usbnet_probe failed %d\n",
status);
return status;
}
unet = usb_get_intfdata(iface);
/*set rmnet operation mode to eth by default*/
set_bit(RMNET_MODE_LLP_ETH, &unet->data[0]);
/*update net device*/
rmnet_usb_setup(unet->net);
/*create /sys/class/net/rmnet_usbx/dbg_mask*/
status = device_create_file(&unet->net->dev,
&dev_attr_dbg_mask);
if (status) {
usbnet_disconnect(iface);
return status;
}
status = rmnet_usb_ctrl_probe(iface, unet->status, info->data,
&unet->data[1]);
if (status) {
device_remove_file(&unet->net->dev, &dev_attr_dbg_mask);
usbnet_disconnect(iface);
return status;
}
status = rmnet_usb_data_debugfs_init(unet);
if (status)
dev_dbg(&iface->dev,
"mode debugfs file is not available\n");
usb_enable_autosuspend(udev);
if (udev->parent && !udev->parent->parent) {
/* allow modem and roothub to wake up suspended system */
device_set_wakeup_enable(&udev->dev, 1);
device_set_wakeup_enable(&udev->parent->dev, 1);
}
return 0;
}
