1 /* Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 and
5 * only version 2 as published by the Free Software Foundation.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
16 #include <linux/ipa.h>
19 * @priv: private data given upon ipa_connect
20 * @evt: event enum, should be IPA_WRITE_DONE
21 * @data: for tx path the data field is the sent socket buffer.
23 typedef void (*ipa_callback)(void *priv,
24 enum ipa_dp_evt_type evt,
28 * struct ipa_usb_init_params - parameters for driver initialization API
30 * @device_ready_notify: callback supplied by USB core driver
31 * This callback shall be called by the Netdev once the device
32 * is ready to recieve data from tethered PC.
33 * @ipa_rx_notify: The network driver will set this callback (out parameter).
34 * this callback shall be supplied for ipa_connect upon pipe
35 * connection (USB->IPA), once IPA driver receive data packets
36 * from USB pipe destined for Apps this callback will be called.
37 * @ipa_tx_notify: The network driver will set this callback (out parameter).
38 * this callback shall be supplied for ipa_connect upon pipe
39 * connection (IPA->USB), once IPA driver send packets destined
40 * for USB, IPA BAM will notify for Tx-complete.
41 * @host_ethaddr: host Ethernet address in network order
42 * @device_ethaddr: device Ethernet address in network order
43 * @private: The network driver will set this pointer (out parameter).
44 * This pointer will hold the network device for later interaction
45 * with between USB driver and the network driver.
46 * @skip_ep_cfg: boolean field that determines if Apps-processor
47 * should or should not configure this end-point.
49 struct ipa_usb_init_params {
50 void (*device_ready_notify)(void);
51 ipa_callback ipa_rx_notify;
52 ipa_callback ipa_tx_notify;
53 u8 host_ethaddr[ETH_ALEN];
54 u8 device_ethaddr[ETH_ALEN];
59 #ifdef CONFIG_RNDIS_IPA
61 int rndis_ipa_init(struct ipa_usb_init_params *params);
63 int rndis_ipa_pipe_connect_notify(u32 usb_to_ipa_hdl,
65 u32 max_xfer_size_bytes_to_dev,
66 u32 max_packet_number_to_dev,
67 u32 max_xfer_size_bytes_to_host,
70 int rndis_ipa_pipe_disconnect_notify(void *private);
72 void rndis_ipa_cleanup(void *private);
74 #else /* CONFIG_RNDIS_IPA*/
76 static inline int rndis_ipa_init(struct ipa_usb_init_params *params)
81 static inline int rndis_ipa_pipe_connect_notify(u32 usb_to_ipa_hdl,
83 u32 max_xfer_size_bytes_to_dev,
84 u32 max_packet_number_to_dev,
85 u32 max_xfer_size_bytes_to_host,
91 static inline int rndis_ipa_pipe_disconnect_notify(void *private)
96 static inline void rndis_ipa_cleanup(void *private)
100 #endif /* CONFIG_RNDIS_IPA */
102 #endif /* _RNDIS_IPA_H_ */