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115 lines
3.4 KiB
115 lines
3.4 KiB
/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ |
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/* Copyright (c) 2017-2019 Mellanox Technologies. All rights reserved */ |
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#ifndef _MLXFW_H |
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#define _MLXFW_H |
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#include <linux/firmware.h> |
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#include <linux/netlink.h> |
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#include <linux/device.h> |
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#include <net/devlink.h> |
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struct mlxfw_dev { |
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const struct mlxfw_dev_ops *ops; |
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const char *psid; |
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u16 psid_size; |
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struct devlink *devlink; |
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}; |
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static inline |
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struct device *mlxfw_dev_dev(struct mlxfw_dev *mlxfw_dev) |
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{ |
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return mlxfw_dev->devlink->dev; |
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} |
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#define MLXFW_PRFX "mlxfw: " |
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#define mlxfw_info(mlxfw_dev, fmt, ...) \ |
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dev_info(mlxfw_dev_dev(mlxfw_dev), MLXFW_PRFX fmt, ## __VA_ARGS__) |
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#define mlxfw_err(mlxfw_dev, fmt, ...) \ |
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dev_err(mlxfw_dev_dev(mlxfw_dev), MLXFW_PRFX fmt, ## __VA_ARGS__) |
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#define mlxfw_dbg(mlxfw_dev, fmt, ...) \ |
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dev_dbg(mlxfw_dev_dev(mlxfw_dev), MLXFW_PRFX fmt, ## __VA_ARGS__) |
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enum mlxfw_fsm_state { |
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MLXFW_FSM_STATE_IDLE, |
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MLXFW_FSM_STATE_LOCKED, |
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MLXFW_FSM_STATE_INITIALIZE, |
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MLXFW_FSM_STATE_DOWNLOAD, |
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MLXFW_FSM_STATE_VERIFY, |
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MLXFW_FSM_STATE_APPLY, |
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MLXFW_FSM_STATE_ACTIVATE, |
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}; |
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enum mlxfw_fsm_state_err { |
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MLXFW_FSM_STATE_ERR_OK, |
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MLXFW_FSM_STATE_ERR_ERROR, |
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MLXFW_FSM_STATE_ERR_REJECTED_DIGEST_ERR, |
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MLXFW_FSM_STATE_ERR_REJECTED_NOT_APPLICABLE, |
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MLXFW_FSM_STATE_ERR_REJECTED_UNKNOWN_KEY, |
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MLXFW_FSM_STATE_ERR_REJECTED_AUTH_FAILED, |
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MLXFW_FSM_STATE_ERR_REJECTED_UNSIGNED, |
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MLXFW_FSM_STATE_ERR_REJECTED_KEY_NOT_APPLICABLE, |
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MLXFW_FSM_STATE_ERR_REJECTED_BAD_FORMAT, |
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MLXFW_FSM_STATE_ERR_BLOCKED_PENDING_RESET, |
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MLXFW_FSM_STATE_ERR_MAX, |
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}; |
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enum mlxfw_fsm_reactivate_status { |
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MLXFW_FSM_REACTIVATE_STATUS_OK, |
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MLXFW_FSM_REACTIVATE_STATUS_BUSY, |
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MLXFW_FSM_REACTIVATE_STATUS_PROHIBITED_FW_VER_ERR, |
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MLXFW_FSM_REACTIVATE_STATUS_FIRST_PAGE_COPY_FAILED, |
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MLXFW_FSM_REACTIVATE_STATUS_FIRST_PAGE_ERASE_FAILED, |
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MLXFW_FSM_REACTIVATE_STATUS_FIRST_PAGE_RESTORE_FAILED, |
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MLXFW_FSM_REACTIVATE_STATUS_CANDIDATE_FW_DEACTIVATION_FAILED, |
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MLXFW_FSM_REACTIVATE_STATUS_FW_ALREADY_ACTIVATED, |
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MLXFW_FSM_REACTIVATE_STATUS_ERR_DEVICE_RESET_REQUIRED, |
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MLXFW_FSM_REACTIVATE_STATUS_ERR_FW_PROGRAMMING_NEEDED, |
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MLXFW_FSM_REACTIVATE_STATUS_MAX, |
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}; |
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struct mlxfw_dev_ops { |
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int (*component_query)(struct mlxfw_dev *mlxfw_dev, u16 component_index, |
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u32 *p_max_size, u8 *p_align_bits, |
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u16 *p_max_write_size); |
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int (*fsm_lock)(struct mlxfw_dev *mlxfw_dev, u32 *fwhandle); |
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int (*fsm_component_update)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle, |
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u16 component_index, u32 component_size); |
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int (*fsm_block_download)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle, |
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u8 *data, u16 size, u32 offset); |
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int (*fsm_component_verify)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle, |
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u16 component_index); |
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int (*fsm_activate)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle); |
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int (*fsm_reactivate)(struct mlxfw_dev *mlxfw_dev, u8 *status); |
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int (*fsm_query_state)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle, |
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enum mlxfw_fsm_state *fsm_state, |
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enum mlxfw_fsm_state_err *fsm_state_err); |
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void (*fsm_cancel)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle); |
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void (*fsm_release)(struct mlxfw_dev *mlxfw_dev, u32 fwhandle); |
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}; |
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#if IS_REACHABLE(CONFIG_MLXFW) |
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int mlxfw_firmware_flash(struct mlxfw_dev *mlxfw_dev, |
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const struct firmware *firmware, |
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struct netlink_ext_ack *extack); |
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#else |
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static inline |
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int mlxfw_firmware_flash(struct mlxfw_dev *mlxfw_dev, |
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const struct firmware *firmware, |
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struct netlink_ext_ack *extack) |
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{ |
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return -EOPNOTSUPP; |
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} |
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#endif |
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#endif
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