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/* Copyright (c) 2014,2016 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 __U_DATA_IPA_H
#define __U_DATA_IPA_H
#include <linux/usb/composite.h>
#include <linux/rndis_ipa.h>
#include <linux/usb/msm_hsusb.h>
#include <linux/miscdevice.h>
#include <linux/ipa_usb.h>
#include <linux/usb_bam.h>
#include "u_rmnet.h"
enum ipa_func_type {
USB_IPA_FUNC_ECM,
USB_IPA_FUNC_MBIM,
USB_IPA_FUNC_RMNET,
USB_IPA_FUNC_RNDIS,
USB_IPA_FUNC_DPL,
USB_IPA_NUM_FUNCS,
};
/* Max Number of IPA data ports supported */
#define IPA_N_PORTS USB_IPA_NUM_FUNCS
struct gadget_ipa_port {
struct usb_composite_dev *cdev;
struct usb_function *func;
int rx_buffer_size;
struct usb_ep *in;
struct usb_ep *out;
int ipa_consumer_ep;
int ipa_producer_ep;
const struct usb_endpoint_descriptor *in_ep_desc_backup;
const struct usb_endpoint_descriptor *out_ep_desc_backup;
};
struct ipa_function_bind_info {
struct usb_string *string_defs;
int data_str_idx;
struct usb_interface_descriptor *data_desc;
struct usb_endpoint_descriptor *fs_in_desc;
struct usb_endpoint_descriptor *fs_out_desc;
struct usb_endpoint_descriptor *fs_notify_desc;
struct usb_endpoint_descriptor *hs_in_desc;
struct usb_endpoint_descriptor *hs_out_desc;
struct usb_endpoint_descriptor *hs_notify_desc;
struct usb_endpoint_descriptor *ss_in_desc;
struct usb_endpoint_descriptor *ss_out_desc;
struct usb_endpoint_descriptor *ss_notify_desc;
struct usb_descriptor_header **fs_desc_hdr;
struct usb_descriptor_header **hs_desc_hdr;
struct usb_descriptor_header **ss_desc_hdr;
};
/* for configfs support */
#define MAX_INST_NAME_LEN 40
struct f_rndis_qc_opts {
struct usb_function_instance func_inst;
struct f_rndis_qc *rndis;
u32 vendor_id;
const char *manufacturer;
struct net_device *net;
int refcnt;
};
struct f_rmnet_opts {
struct usb_function_instance func_inst;
struct f_rmnet *dev;
int refcnt;
};
void ipa_data_port_select(enum ipa_func_type func);
void ipa_data_disconnect(struct gadget_ipa_port *gp, enum ipa_func_type func);
int ipa_data_connect(struct gadget_ipa_port *gp, enum ipa_func_type func,
u8 src_connection_idx, u8 dst_connection_idx);
int ipa_data_setup(enum ipa_func_type func);
void ipa_data_free(enum ipa_func_type func);
void ipa_data_flush_workqueue(void);
void ipa_data_resume(struct gadget_ipa_port *gp, enum ipa_func_type func,
bool remote_wakeup_enabled);
void ipa_data_suspend(struct gadget_ipa_port *gp, enum ipa_func_type func,
bool remote_wakeup_enabled);
void ipa_data_set_ul_max_xfer_size(u32 ul_max_xfer_size);
void ipa_data_set_dl_max_xfer_size(u32 dl_max_transfer_size);
void ipa_data_set_ul_max_pkt_num(u8 ul_max_packets_number);
void ipa_data_start_rx_tx(enum ipa_func_type func);
void ipa_data_start_rndis_ipa(enum ipa_func_type func);
void ipa_data_stop_rndis_ipa(enum ipa_func_type func);
void *rndis_qc_get_ipa_priv(void);
void *rndis_qc_get_ipa_rx_cb(void);
bool rndis_qc_get_skip_ep_config(void);
void *rndis_qc_get_ipa_tx_cb(void);
void rndis_ipa_reset_trigger(void);
void gqti_ctrl_update_ipa_pipes(void *gr, enum qti_port_type qport,
u32 ipa_prod, u32 ipa_cons);
#endif
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