Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Feras Daoud | 455 | 99.13% | 4 | 80.00% |
Saeed Mahameed | 4 | 0.87% | 1 | 20.00% |
Total | 459 | 5 |
/* * Copyright (c) 2018, Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef __LIB_TRACER_H__ #define __LIB_TRACER_H__ #include <linux/mlx5/driver.h> #include "mlx5_core.h" #define STRINGS_DB_SECTIONS_NUM 8 #define STRINGS_DB_READ_SIZE_BYTES 256 #define STRINGS_DB_LEFTOVER_SIZE_BYTES 64 #define TRACER_BUFFER_PAGE_NUM 64 #define TRACER_BUFFER_CHUNK 4096 #define TRACE_BUFFER_SIZE_BYTE (TRACER_BUFFER_PAGE_NUM * TRACER_BUFFER_CHUNK) #define TRACER_BLOCK_SIZE_BYTE 256 #define TRACES_PER_BLOCK 32 #define TRACER_MAX_PARAMS 7 #define MESSAGE_HASH_BITS 6 #define MESSAGE_HASH_SIZE BIT(MESSAGE_HASH_BITS) #define MASK_52_7 (0x1FFFFFFFFFFF80) #define MASK_6_0 (0x7F) struct mlx5_fw_tracer { struct mlx5_core_dev *dev; struct mlx5_nb nb; bool owner; u8 trc_ver; struct workqueue_struct *work_queue; struct work_struct ownership_change_work; struct work_struct read_fw_strings_work; /* Strings DB */ struct { u8 first_string_trace; u8 num_string_trace; u32 num_string_db; u32 base_address_out[STRINGS_DB_SECTIONS_NUM]; u32 size_out[STRINGS_DB_SECTIONS_NUM]; void *buffer[STRINGS_DB_SECTIONS_NUM]; bool loaded; } str_db; /* Log Buffer */ struct { u32 pdn; void *log_buf; dma_addr_t dma; u32 size; struct mlx5_core_mkey mkey; u32 consumer_index; } buff; u64 last_timestamp; struct work_struct handle_traces_work; struct hlist_head hash[MESSAGE_HASH_SIZE]; struct list_head ready_strings_list; }; struct tracer_string_format { char *string; int params[TRACER_MAX_PARAMS]; int num_of_params; int last_param_num; u8 event_id; u32 tmsn; struct hlist_node hlist; struct list_head list; u32 timestamp; bool lost; }; enum mlx5_fw_tracer_ownership_state { MLX5_FW_TRACER_RELEASE_OWNERSHIP, MLX5_FW_TRACER_ACQUIRE_OWNERSHIP, }; enum tracer_ctrl_fields_select { TRACE_STATUS = 1 << 0, }; enum tracer_event_type { TRACER_EVENT_TYPE_STRING, TRACER_EVENT_TYPE_TIMESTAMP = 0xFF, TRACER_EVENT_TYPE_UNRECOGNIZED, }; enum tracing_mode { TRACE_TO_MEMORY = 1 << 0, }; struct tracer_timestamp_event { u64 timestamp; u8 unreliable; }; struct tracer_string_event { u32 timestamp; u32 tmsn; u32 tdsn; u32 string_param; }; struct tracer_event { bool lost_event; u32 type; u8 event_id; union { struct tracer_string_event string_event; struct tracer_timestamp_event timestamp_event; }; }; struct mlx5_ifc_tracer_event_bits { u8 lost[0x1]; u8 timestamp[0x7]; u8 event_id[0x8]; u8 event_data[0x30]; }; struct mlx5_ifc_tracer_string_event_bits { u8 lost[0x1]; u8 timestamp[0x7]; u8 event_id[0x8]; u8 tmsn[0xd]; u8 tdsn[0x3]; u8 string_param[0x20]; }; struct mlx5_ifc_tracer_timestamp_event_bits { u8 timestamp7_0[0x8]; u8 event_id[0x8]; u8 urts[0x3]; u8 timestamp52_40[0xd]; u8 timestamp39_8[0x20]; }; struct mlx5_fw_tracer *mlx5_fw_tracer_create(struct mlx5_core_dev *dev); int mlx5_fw_tracer_init(struct mlx5_fw_tracer *tracer); void mlx5_fw_tracer_cleanup(struct mlx5_fw_tracer *tracer); void mlx5_fw_tracer_destroy(struct mlx5_fw_tracer *tracer); #endif
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