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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) Meta Platforms, Inc. and affiliates. */
#ifndef _FBNIC_FW_H_
#define _FBNIC_FW_H_
#include <linux/if_ether.h>
#include <linux/types.h>
struct fbnic_dev;
struct fbnic_tlv_msg;
struct fbnic_fw_mbx {
u8 ready, head, tail;
struct {
struct fbnic_tlv_msg *msg;
dma_addr_t addr;
} buf_info[FBNIC_IPC_MBX_DESC_LEN];
};
// FW_VER_MAX_SIZE must match ETHTOOL_FWVERS_LEN
#define FBNIC_FW_VER_MAX_SIZE 32
// Formatted version is in the format XX.YY.ZZ_RRR_COMMIT
#define FBNIC_FW_CAP_RESP_COMMIT_MAX_SIZE (FBNIC_FW_VER_MAX_SIZE - 13)
#define FBNIC_FW_LOG_MAX_SIZE 256
struct fbnic_fw_ver {
u32 version;
char commit[FBNIC_FW_CAP_RESP_COMMIT_MAX_SIZE];
};
struct fbnic_fw_cap {
struct {
struct fbnic_fw_ver mgmt, bootloader;
} running;
struct {
struct fbnic_fw_ver mgmt, bootloader, undi;
} stored;
u8 active_slot;
u8 bmc_mac_addr[4][ETH_ALEN];
u8 bmc_present : 1;
u8 all_multi : 1;
u8 link_speed;
u8 link_fec;
};
void fbnic_mbx_init(struct fbnic_dev *fbd);
void fbnic_mbx_clean(struct fbnic_dev *fbd);
void fbnic_mbx_poll(struct fbnic_dev *fbd);
int fbnic_mbx_poll_tx_ready(struct fbnic_dev *fbd);
void fbnic_mbx_flush_tx(struct fbnic_dev *fbd);
int fbnic_fw_xmit_ownership_msg(struct fbnic_dev *fbd, bool take_ownership);
int fbnic_fw_init_heartbeat(struct fbnic_dev *fbd, bool poll);
void fbnic_fw_check_heartbeat(struct fbnic_dev *fbd);
#define fbnic_mk_full_fw_ver_str(_rev_id, _delim, _commit, _str, _str_sz) \
do { \
const u32 __rev_id = _rev_id; \
snprintf(_str, _str_sz, "%02lu.%02lu.%02lu-%03lu%s%s", \
FIELD_GET(FBNIC_FW_CAP_RESP_VERSION_MAJOR, __rev_id), \
FIELD_GET(FBNIC_FW_CAP_RESP_VERSION_MINOR, __rev_id), \
FIELD_GET(FBNIC_FW_CAP_RESP_VERSION_PATCH, __rev_id), \
FIELD_GET(FBNIC_FW_CAP_RESP_VERSION_BUILD, __rev_id), \
_delim, _commit); \
} while (0)
#define fbnic_mk_fw_ver_str(_rev_id, _str) \
fbnic_mk_full_fw_ver_str(_rev_id, "", "", _str, sizeof(_str))
#define FW_HEARTBEAT_PERIOD (10 * HZ)
enum {
FBNIC_TLV_MSG_ID_HOST_CAP_REQ = 0x10,
FBNIC_TLV_MSG_ID_FW_CAP_RESP = 0x11,
FBNIC_TLV_MSG_ID_OWNERSHIP_REQ = 0x12,
FBNIC_TLV_MSG_ID_OWNERSHIP_RESP = 0x13,
FBNIC_TLV_MSG_ID_HEARTBEAT_REQ = 0x14,
FBNIC_TLV_MSG_ID_HEARTBEAT_RESP = 0x15,
};
#define FBNIC_FW_CAP_RESP_VERSION_MAJOR CSR_GENMASK(31, 24)
#define FBNIC_FW_CAP_RESP_VERSION_MINOR CSR_GENMASK(23, 16)
#define FBNIC_FW_CAP_RESP_VERSION_PATCH CSR_GENMASK(15, 8)
#define FBNIC_FW_CAP_RESP_VERSION_BUILD CSR_GENMASK(7, 0)
enum {
FBNIC_FW_CAP_RESP_VERSION = 0x0,
FBNIC_FW_CAP_RESP_BMC_PRESENT = 0x1,
FBNIC_FW_CAP_RESP_BMC_MAC_ADDR = 0x2,
FBNIC_FW_CAP_RESP_BMC_MAC_ARRAY = 0x3,
FBNIC_FW_CAP_RESP_STORED_VERSION = 0x4,
FBNIC_FW_CAP_RESP_ACTIVE_FW_SLOT = 0x5,
FBNIC_FW_CAP_RESP_VERSION_COMMIT_STR = 0x6,
FBNIC_FW_CAP_RESP_BMC_ALL_MULTI = 0x8,
FBNIC_FW_CAP_RESP_FW_STATE = 0x9,
FBNIC_FW_CAP_RESP_FW_LINK_SPEED = 0xa,
FBNIC_FW_CAP_RESP_FW_LINK_FEC = 0xb,
FBNIC_FW_CAP_RESP_STORED_COMMIT_STR = 0xc,
FBNIC_FW_CAP_RESP_CMRT_VERSION = 0xd,
FBNIC_FW_CAP_RESP_STORED_CMRT_VERSION = 0xe,
FBNIC_FW_CAP_RESP_CMRT_COMMIT_STR = 0xf,
FBNIC_FW_CAP_RESP_STORED_CMRT_COMMIT_STR = 0x10,
FBNIC_FW_CAP_RESP_UEFI_VERSION = 0x11,
FBNIC_FW_CAP_RESP_UEFI_COMMIT_STR = 0x12,
FBNIC_FW_CAP_RESP_MSG_MAX
};
enum {
FBNIC_FW_LINK_SPEED_25R1 = 1,
FBNIC_FW_LINK_SPEED_50R2 = 2,
FBNIC_FW_LINK_SPEED_50R1 = 3,
FBNIC_FW_LINK_SPEED_100R2 = 4,
};
enum {
FBNIC_FW_LINK_FEC_NONE = 1,
FBNIC_FW_LINK_FEC_RS = 2,
FBNIC_FW_LINK_FEC_BASER = 3,
};
enum {
FBNIC_FW_OWNERSHIP_FLAG = 0x0,
FBNIC_FW_OWNERSHIP_MSG_MAX
};
#endif /* _FBNIC_FW_H_ */
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