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/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _IPA_ODO_BRIDGE_H_
#define _IPA_ODO_BRIDGE_H_
#include <linux/ipa.h>
/**
* struct odu_bridge_params - parameters for odu bridge initialization API
*
* @netdev_name: network interface name
* @priv: private data that will be supplied to client's callback
* @tx_dp_notify: callback for handling SKB. the following event are supported:
* IPA_WRITE_DONE: will be called after client called to odu_bridge_tx_dp()
* Client is expected to free the skb.
* IPA_RECEIVE: will be called for delivering skb to APPS.
* Client is expected to deliver the skb to network stack.
* @send_dl_skb: callback for sending skb on downlink direction to adapter.
* Client is expected to free the skb.
* @device_ethaddr: device Ethernet address in network order.
* @ipa_desc_size: IPA Sys Pipe Desc Size
*/
struct odu_bridge_params {
const char *netdev_name;
void *priv;
ipa_notify_cb tx_dp_notify;
int (*send_dl_skb)(void *priv, struct sk_buff *skb);
u8 device_ethaddr[ETH_ALEN];
u32 ipa_desc_size;
};
#if defined CONFIG_IPA || defined CONFIG_IPA3
int odu_bridge_init(struct odu_bridge_params *params);
int odu_bridge_connect(void);
int odu_bridge_disconnect(void);
int odu_bridge_tx_dp(struct sk_buff *skb, struct ipa_tx_meta *metadata);
int odu_bridge_cleanup(void);
#else
static inline int odu_bridge_init(struct odu_bridge_params *params)
{
return -EPERM;
}
static inline int odu_bridge_disconnect(void)
{
return -EPERM;
}
static inline int odu_bridge_connect(void)
{
return -EPERM;
}
static inline int odu_bridge_tx_dp(struct sk_buff *skb,
struct ipa_tx_meta *metadata)
{
return -EPERM;
}
static inline int odu_bridge_cleanup(void)
{
return -EPERM;
}
#endif /* CONFIG_IPA || defined CONFIG_IPA3 */
#endif /* _IPA_ODO_BRIDGE_H */
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