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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 _BCM_RPC_H_
#define _BCM_RPC_H_
#include <rpc_osl.h>
typedef struct rpc_info rpc_info_t;
typedef struct rpc_buf rpc_buf_t;
struct rpc_transport_info;
typedef void (*rpc_dispatch_cb_t) (void *ctx, struct rpc_buf *buf);
typedef void (*rpc_resync_cb_t) (void *ctx);
typedef void (*rpc_down_cb_t) (void *ctx);
typedef void (*rpc_txdone_cb_t) (void *ctx, struct rpc_buf *buf);
extern struct rpc_info *bcm_rpc_attach(void *pdev, osl_t *osh,
struct rpc_transport_info *rpc_th);
extern void bcm_rpc_detach(struct rpc_info *rpc);
extern void bcm_rpc_down(struct rpc_info *rpc);
extern void bcm_rpc_watchdog(struct rpc_info *rpc);
extern struct rpc_buf *bcm_rpc_buf_alloc(struct rpc_info *rpc, int len);
extern void bcm_rpc_buf_free(struct rpc_info *rpc, struct rpc_buf *b);
/* get rpc transport handle */
extern struct rpc_transport_info *bcm_rpc_tp_get(struct rpc_info *rpc);
/* callback for: data_rx, down, resync */
extern void bcm_rpc_rxcb_init(struct rpc_info *rpc, void *ctx,
rpc_dispatch_cb_t cb, void *dnctx,
rpc_down_cb_t dncb, rpc_resync_cb_t resync_cb,
rpc_txdone_cb_t);
extern void bcm_rpc_rxcb_deinit(struct rpc_info *rpci);
/* HOST or CLIENT rpc call, requiring no return value */
extern int bcm_rpc_call(struct rpc_info *rpc, struct rpc_buf *b);
/* HOST rpc call, demanding return.
* The thread may be suspended and control returns back to OS
* The thread will resume(waked up) on either the return signal received or timeout
* The implementation details depend on OS
*/
extern struct rpc_buf *bcm_rpc_call_with_return(struct rpc_info *rpc,
struct rpc_buf *b);
/* CLIENT rpc call to respond to bcm_rpc_call_with_return, requiring no return value */
extern int bcm_rpc_call_return(struct rpc_info *rpc, struct rpc_buf *retb);
extern uint bcm_rpc_buf_header_len(struct rpc_info *rpci);
#define RPC_PKTLOG_SIZE 50 /* Depth of the history */
#define RPC_PKTLOG_RD_LEN 3
#define RPC_PKTLOG_DUMP_SIZE 150 /* dump size should be more than the product of above two */
extern int bcm_rpc_pktlog_get(struct rpc_info *rpci, u32 *buf,
uint buf_size, bool send);
extern int bcm_rpc_dump(rpc_info_t *rpci, struct bcmstrbuf *b);
/* HIGH/BMAC: bit 15-8: RPC module, bit 7-0: TP module */
#define RPC_ERROR_VAL 0x0001
#define RPC_TRACE_VAL 0x0002
#define RPC_PKTTRACE_VAL 0x0004
#define RPC_PKTLOG_VAL 0x0008
extern void bcm_rpc_msglevel_set(struct rpc_info *rpci, u16 msglevel,
bool high_low);
#endif /* _BCM_RPC_H_ */
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