linux/drivers/net/wireless/purelifi/plfxlc/usb.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2021 pureLiFi
 */

#ifndef PLFXLC_USB_H
#define PLFXLC_USB_H

#include <linux/completion.h>
#include <linux/netdevice.h>
#include <linux/spinlock.h>
#include <linux/skbuff.h>
#include <linux/usb.h>

#include "intf.h"

#define USB_BULK_MSG_TIMEOUT_MS …

#define PURELIFI_X_VENDOR_ID_0 …
#define PURELIFI_X_PRODUCT_ID_0 …
#define PURELIFI_XC_VENDOR_ID_0 …
#define PURELIFI_XC_PRODUCT_ID_0 …
#define PURELIFI_XL_VENDOR_ID_0 …
#define PURELIFI_XL_PRODUCT_ID_0 …

#define PLF_FPGA_STATUS_LEN …
#define PLF_FPGA_STATE_LEN …
#define PLF_BULK_TLEN …
#define PLF_FPGA_MG …
#define PLF_XL_BUF_LEN …
#define PLF_MSG_STATUS_OFFSET …

#define PLF_USB_TIMEOUT …
#define PLF_MSLEEP_TIME …

#define PURELIFI_URB_RETRY_MAX …

#define plfxlc_usb_dev(usb) …

/* Tx retry backoff timer (in milliseconds) */
#define TX_RETRY_BACKOFF_MS …
#define STA_QUEUE_CLEANUP_MS …

/* Tx retry backoff timer (in jiffies) */
#define TX_RETRY_BACKOFF_JIFF …
#define STA_QUEUE_CLEANUP_JIFF …

/* Ensures that MAX_TRANSFER_SIZE is even. */
#define MAX_TRANSFER_SIZE …
#define plfxlc_urb_dev(urb) …

#define STATION_FIFO_ALMOST_FULL_MESSAGE …
#define STATION_FIFO_ALMOST_FULL_NOT_MESSAGE …
#define STATION_CONNECT_MESSAGE …
#define STATION_DISCONNECT_MESSAGE …

int plfxlc_usb_wreq(struct usb_interface *ez_usb, void *buffer, int buffer_len,
		    enum plf_usb_req_enum usb_req_id);
void plfxlc_tx_urb_complete(struct urb *urb);

enum { … };

struct plfxlc_usb_interrupt { … };

#define RX_URBS_COUNT …

struct plfxlc_usb_rx { … };

struct plf_station { … };

struct plfxlc_firmware_file { … } __packed;

#define STATION_CONNECTED_FLAG …
#define STATION_FIFO_FULL_FLAG …
#define STATION_HEARTBEAT_FLAG …
#define STATION_ACTIVE_FLAG …

#define PURELIFI_SERIAL_LEN …
#define STA_BROADCAST_INDEX …
#define MAX_STA_NUM …

struct plfxlc_usb_tx { … };

/* Contains the usb parts. The structure doesn't require a lock because intf
 * will not be changed after initialization.
 */
struct plfxlc_usb { … };

enum endpoints { … };

enum devicetype { … };

enum { … };

int plfxlc_usb_wreq_async(struct plfxlc_usb *usb, const u8 *buffer,
			  int buffer_len, enum plf_usb_req_enum usb_req_id,
			  usb_complete_t complete_fn, void *context);

static inline struct usb_device *
plfxlc_usb_to_usbdev(struct plfxlc_usb *usb)
{ … }

static inline struct ieee80211_hw *
plfxlc_intf_to_hw(struct usb_interface *intf)
{ … }

static inline struct ieee80211_hw *
plfxlc_usb_to_hw(struct plfxlc_usb *usb)
{ … }

void plfxlc_usb_init(struct plfxlc_usb *usb, struct ieee80211_hw *hw,
		     struct usb_interface *intf);
void plfxlc_send_packet_from_data_queue(struct plfxlc_usb *usb);
void plfxlc_usb_release(struct plfxlc_usb *usb);
void plfxlc_usb_disable_rx(struct plfxlc_usb *usb);
void plfxlc_usb_enable_tx(struct plfxlc_usb *usb);
void plfxlc_usb_disable_tx(struct plfxlc_usb *usb);
int plfxlc_usb_tx(struct plfxlc_usb *usb, struct sk_buff *skb);
int plfxlc_usb_enable_rx(struct plfxlc_usb *usb);
int plfxlc_usb_init_hw(struct plfxlc_usb *usb);
const char *plfxlc_speed(enum usb_device_speed speed);

/* Firmware declarations */
int plfxlc_download_xl_firmware(struct usb_interface *intf);
int plfxlc_download_fpga(struct usb_interface *intf);

int plfxlc_upload_mac_and_serial(struct usb_interface *intf,
				 unsigned char *hw_address,
				 unsigned char *serial_number);

#endif /* PLFXLC_USB_H */