1 /*
2  * Copyright (c) 2017, Mellanox Technologies, Ltd.  All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 
33 #ifndef __LIB_MLX5_H__
34 #define __LIB_MLX5_H__
35 
36 #include "mlx5_core.h"
37 
38 void mlx5_init_reserved_gids(struct mlx5_core_dev *dev);
39 void mlx5_cleanup_reserved_gids(struct mlx5_core_dev *dev);
40 int  mlx5_core_reserve_gids(struct mlx5_core_dev *dev, unsigned int count);
41 void mlx5_core_unreserve_gids(struct mlx5_core_dev *dev, unsigned int count);
42 int  mlx5_core_reserved_gid_alloc(struct mlx5_core_dev *dev, int *gid_index);
43 void mlx5_core_reserved_gid_free(struct mlx5_core_dev *dev, int gid_index);
44 
45 /* TODO move to lib/events.h */
46 
47 #define PORT_MODULE_EVENT_MODULE_STATUS_MASK 0xF
48 #define PORT_MODULE_EVENT_ERROR_TYPE_MASK    0xF
49 
50 enum port_module_event_status_type {
51 	MLX5_MODULE_STATUS_PLUGGED   = 0x1,
52 	MLX5_MODULE_STATUS_UNPLUGGED = 0x2,
53 	MLX5_MODULE_STATUS_ERROR     = 0x3,
54 	MLX5_MODULE_STATUS_DISABLED  = 0x4,
55 	MLX5_MODULE_STATUS_NUM,
56 };
57 
58 enum  port_module_event_error_type {
59 	MLX5_MODULE_EVENT_ERROR_POWER_BUDGET_EXCEEDED    = 0x0,
60 	MLX5_MODULE_EVENT_ERROR_LONG_RANGE_FOR_NON_MLNX  = 0x1,
61 	MLX5_MODULE_EVENT_ERROR_BUS_STUCK                = 0x2,
62 	MLX5_MODULE_EVENT_ERROR_NO_EEPROM_RETRY_TIMEOUT  = 0x3,
63 	MLX5_MODULE_EVENT_ERROR_ENFORCE_PART_NUMBER_LIST = 0x4,
64 	MLX5_MODULE_EVENT_ERROR_UNKNOWN_IDENTIFIER       = 0x5,
65 	MLX5_MODULE_EVENT_ERROR_HIGH_TEMPERATURE         = 0x6,
66 	MLX5_MODULE_EVENT_ERROR_BAD_CABLE                = 0x7,
67 	MLX5_MODULE_EVENT_ERROR_PCIE_POWER_SLOT_EXCEEDED = 0xc,
68 	MLX5_MODULE_EVENT_ERROR_NUM,
69 };
70 
71 struct mlx5_pme_stats {
72 	u64 status_counters[MLX5_MODULE_STATUS_NUM];
73 	u64 error_counters[MLX5_MODULE_EVENT_ERROR_NUM];
74 };
75 
76 void mlx5_get_pme_stats(struct mlx5_core_dev *dev, struct mlx5_pme_stats *stats);
77 int mlx5_notifier_call_chain(struct mlx5_events *events, unsigned int event, void *data);
78 
79 #endif
80