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/*
* 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 _BRCMF_BUS_H_
#define _BRCMF_BUS_H_
/* Packet alignment for most efficient SDIO (can change based on platform) */
#define BRCMF_SDALIGN (1 << 6)
/* watchdog polling interval in ms */
#define BRCMF_WD_POLL_MS 10
/*
* Exported from brcmf bus module (brcmf_usb, brcmf_sdio)
*/
/* Indicate (dis)interest in finding dongles. */
extern int brcmf_bus_register(void);
extern void brcmf_bus_unregister(void);
/* obtain linux device object providing bus function */
extern struct device *brcmf_bus_get_device(struct brcmf_bus *bus);
/* Stop bus module: clear pending frames, disable data flow */
extern void brcmf_sdbrcm_bus_stop(struct brcmf_bus *bus);
/* Initialize bus module: prepare for communication w/dongle */
extern int brcmf_sdbrcm_bus_init(struct brcmf_pub *drvr);
/* Send a data frame to the dongle. Callee disposes of txp. */
extern int brcmf_sdbrcm_bus_txdata(struct brcmf_bus *bus, struct sk_buff *txp);
/* Send/receive a control message to/from the dongle.
* Expects caller to enforce a single outstanding transaction.
*/
extern int
brcmf_sdbrcm_bus_txctl(struct brcmf_bus *bus, unsigned char *msg, uint msglen);
extern int
brcmf_sdbrcm_bus_rxctl(struct brcmf_bus *bus, unsigned char *msg, uint msglen);
extern void brcmf_sdbrcm_wd_timer(struct brcmf_bus *bus, uint wdtick);
#endif /* _BRCMF_BUS_H_ */
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