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/* Broadcom NetXtreme-C/E network driver.
*
* Copyright (c) 2020 Broadcom Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*/
#ifndef BNXT_HWRM_H
#define BNXT_HWRM_H
#include "bnxt_hsi.h"
#define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len)
#define BNXT_HWRM_SHORT_REQ_LEN sizeof(struct hwrm_short_input)
#define HWRM_CMD_MAX_TIMEOUT 40000
#define SHORT_HWRM_CMD_TIMEOUT 20
#define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout)
#define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4)
#define HWRM_COREDUMP_TIMEOUT ((HWRM_CMD_TIMEOUT) * 12)
#define BNXT_HWRM_REQ_MAX_SIZE 128
#define BNXT_HWRM_REQS_PER_PAGE (BNXT_PAGE_SIZE / \
BNXT_HWRM_REQ_MAX_SIZE)
#define HWRM_SHORT_MIN_TIMEOUT 3
#define HWRM_SHORT_MAX_TIMEOUT 10
#define HWRM_SHORT_TIMEOUT_COUNTER 5
#define HWRM_MIN_TIMEOUT 25
#define HWRM_MAX_TIMEOUT 40
#define HWRM_WAIT_MUST_ABORT(bp, req) \
(le16_to_cpu((req)->req_type) != HWRM_VER_GET && \
!bnxt_is_fw_healthy(bp))
#define HWRM_TOTAL_TIMEOUT(n) (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ? \
((n) * HWRM_SHORT_MIN_TIMEOUT) : \
(HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT + \
((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
#define HWRM_VALID_BIT_DELAY_USEC 150
#define BNXT_HWRM_CHNL_CHIMP 0
#define BNXT_HWRM_CHNL_KONG 1
static inline bool bnxt_cfa_hwrm_message(u16 req_type)
{
switch (req_type) {
case HWRM_CFA_ENCAP_RECORD_ALLOC:
case HWRM_CFA_ENCAP_RECORD_FREE:
case HWRM_CFA_DECAP_FILTER_ALLOC:
case HWRM_CFA_DECAP_FILTER_FREE:
case HWRM_CFA_EM_FLOW_ALLOC:
case HWRM_CFA_EM_FLOW_FREE:
case HWRM_CFA_EM_FLOW_CFG:
case HWRM_CFA_FLOW_ALLOC:
case HWRM_CFA_FLOW_FREE:
case HWRM_CFA_FLOW_INFO:
case HWRM_CFA_FLOW_FLUSH:
case HWRM_CFA_FLOW_STATS:
case HWRM_CFA_METER_PROFILE_ALLOC:
case HWRM_CFA_METER_PROFILE_FREE:
case HWRM_CFA_METER_PROFILE_CFG:
case HWRM_CFA_METER_INSTANCE_ALLOC:
case HWRM_CFA_METER_INSTANCE_FREE:
return true;
default:
return false;
}
}
static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
{
return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
(bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)) ||
le16_to_cpu(req->target_id) == HWRM_TARGET_ID_KONG));
}
static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
{
return bp->hwrm_cmd_resp_addr;
}
static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
{
u16 seq_id;
if (dst == BNXT_HWRM_CHNL_CHIMP)
seq_id = bp->hwrm_cmd_seq++;
else
seq_id = bp->hwrm_cmd_kong_seq++;
return seq_id;
}
void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
int _hwrm_send_message(struct bnxt *bp, void *msg, u32 len, int timeout);
int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
int hwrm_send_message(struct bnxt *bp, void *msg, u32 len, int timeout);
int hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
#endif
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