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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2022, Intel Corporation. */
#ifndef _ICE_FWLOG_H_
#define _ICE_FWLOG_H_
#include "ice_adminq_cmd.h"
struct ice_hw;
/* Only a single log level should be set and all log levels under the set value
* are enabled, e.g. if log level is set to ICE_FW_LOG_LEVEL_VERBOSE, then all
* other log levels are included (except ICE_FW_LOG_LEVEL_NONE)
*/
enum ice_fwlog_level {
ICE_FWLOG_LEVEL_NONE = 0,
ICE_FWLOG_LEVEL_ERROR = 1,
ICE_FWLOG_LEVEL_WARNING = 2,
ICE_FWLOG_LEVEL_NORMAL = 3,
ICE_FWLOG_LEVEL_VERBOSE = 4,
ICE_FWLOG_LEVEL_INVALID, /* all values >= this entry are invalid */
};
struct ice_fwlog_module_entry {
/* module ID for the corresponding firmware logging event */
u16 module_id;
/* verbosity level for the module_id */
u8 log_level;
};
struct ice_fwlog_cfg {
/* list of modules for configuring log level */
struct ice_fwlog_module_entry module_entries[ICE_AQC_FW_LOG_ID_MAX];
/* options used to configure firmware logging */
u16 options;
#define ICE_FWLOG_OPTION_ARQ_ENA BIT(0)
#define ICE_FWLOG_OPTION_UART_ENA BIT(1)
/* set before calling ice_fwlog_init() so the PF registers for firmware
* logging on initialization
*/
#define ICE_FWLOG_OPTION_REGISTER_ON_INIT BIT(2)
/* set in the ice_fwlog_get() response if the PF is registered for FW
* logging events over ARQ
*/
#define ICE_FWLOG_OPTION_IS_REGISTERED BIT(3)
/* minimum number of log events sent per Admin Receive Queue event */
u16 log_resolution;
};
struct ice_fwlog_data {
u16 data_size;
u8 *data;
};
struct ice_fwlog_ring {
struct ice_fwlog_data *rings;
u16 index;
u16 size;
u16 head;
u16 tail;
};
#define ICE_FWLOG_RING_SIZE_INDEX_DFLT 3
#define ICE_FWLOG_RING_SIZE_DFLT 256
#define ICE_FWLOG_RING_SIZE_MAX 512
bool ice_fwlog_ring_full(struct ice_fwlog_ring *rings);
bool ice_fwlog_ring_empty(struct ice_fwlog_ring *rings);
void ice_fwlog_ring_increment(u16 *item, u16 size);
void ice_fwlog_set_supported(struct ice_hw *hw);
bool ice_fwlog_supported(struct ice_hw *hw);
int ice_fwlog_init(struct ice_hw *hw);
void ice_fwlog_deinit(struct ice_hw *hw);
int ice_fwlog_set(struct ice_hw *hw, struct ice_fwlog_cfg *cfg);
int ice_fwlog_get(struct ice_hw *hw, struct ice_fwlog_cfg *cfg);
int ice_fwlog_register(struct ice_hw *hw);
int ice_fwlog_unregister(struct ice_hw *hw);
void ice_fwlog_realloc_rings(struct ice_hw *hw, int index);
#endif /* _ICE_FWLOG_H_ */
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