| /* |
| * Copyright (c) 2010 Broadcom Corporation |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| #ifndef _dhd_bus_h_ |
| #define _dhd_bus_h_ |
| |
| /* |
| * Exported from dhd bus module (dhd_usb, dhd_sdio) |
| */ |
| |
| /* Indicate (dis)interest in finding dongles. */ |
| extern int dhd_bus_register(void); |
| extern void dhd_bus_unregister(void); |
| |
| /* Download firmware image and nvram image */ |
| extern bool dhd_bus_download_firmware(struct dhd_bus *bus, osl_t * osh, |
| char *fw_path, char *nv_path); |
| |
| /* Stop bus module: clear pending frames, disable data flow */ |
| extern void dhd_bus_stop(struct dhd_bus *bus, bool enforce_mutex); |
| |
| /* Initialize bus module: prepare for communication w/dongle */ |
| extern int dhd_bus_init(dhd_pub_t *dhdp, bool enforce_mutex); |
| |
| /* Send a data frame to the dongle. Callee disposes of txp. */ |
| extern int dhd_bus_txdata(struct dhd_bus *bus, void *txp); |
| |
| /* Send/receive a control message to/from the dongle. |
| * Expects caller to enforce a single outstanding transaction. |
| */ |
| extern int dhd_bus_txctl(struct dhd_bus *bus, unsigned char *msg, uint msglen); |
| extern int dhd_bus_rxctl(struct dhd_bus *bus, unsigned char *msg, uint msglen); |
| |
| /* Watchdog timer function */ |
| extern bool dhd_bus_watchdog(dhd_pub_t *dhd); |
| |
| #ifdef DHD_DEBUG |
| /* Device console input function */ |
| extern int dhd_bus_console_in(dhd_pub_t *dhd, unsigned char *msg, uint msglen); |
| #endif /* DHD_DEBUG */ |
| |
| /* Deferred processing for the bus, return true requests reschedule */ |
| extern bool dhd_bus_dpc(struct dhd_bus *bus); |
| extern void dhd_bus_isr(bool *InterruptRecognized, |
| bool *QueueMiniportHandleInterrupt, void *arg); |
| |
| /* Check for and handle local prot-specific iovar commands */ |
| extern int dhd_bus_iovar_op(dhd_pub_t *dhdp, const char *name, |
| void *params, int plen, void *arg, int len, |
| bool set); |
| |
| /* Add bus dump output to a buffer */ |
| extern void dhd_bus_dump(dhd_pub_t *dhdp, struct bcmstrbuf *strbuf); |
| |
| /* Clear any bus counters */ |
| extern void dhd_bus_clearcounts(dhd_pub_t *dhdp); |
| |
| /* return the dongle chipid */ |
| extern uint dhd_bus_chip(struct dhd_bus *bus); |
| |
| /* Set user-specified nvram parameters. */ |
| extern void dhd_bus_set_nvram_params(struct dhd_bus *bus, |
| const char *nvram_params); |
| |
| extern void *dhd_bus_pub(struct dhd_bus *bus); |
| extern void *dhd_bus_txq(struct dhd_bus *bus); |
| extern uint dhd_bus_hdrlen(struct dhd_bus *bus); |
| |
| #endif /* _dhd_bus_h_ */ |
