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net/mlx5: Add handling for port module event

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For each asynchronous port module event:
  1. print with ratelimit to the dmesg log
  2. increment the corresponding event counter

Signed-off-by: Huy Nguyen <huyn@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Huy Nguyen
2016-11-17 13:45:57 +02:00
committed by David S. Miller
parent 4ce3bf2fa8
commit d4eb4cd78b
4 changed files with 97 additions and 0 deletions
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27
include/linux/mlx5/driver.h
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@@ -498,6 +498,31 @@ struct mlx5_rl_table {
struct mlx5_rl_entry *rl_entry;
};
enum port_module_event_status_type {
MLX5_MODULE_STATUS_PLUGGED = 0x1,
MLX5_MODULE_STATUS_UNPLUGGED = 0x2,
MLX5_MODULE_STATUS_ERROR = 0x3,
MLX5_MODULE_STATUS_NUM = 0x3,
};
enum port_module_event_error_type {
MLX5_MODULE_EVENT_ERROR_POWER_BUDGET_EXCEEDED,
MLX5_MODULE_EVENT_ERROR_LONG_RANGE_FOR_NON_MLNX_CABLE_MODULE,
MLX5_MODULE_EVENT_ERROR_BUS_STUCK,
MLX5_MODULE_EVENT_ERROR_NO_EEPROM_RETRY_TIMEOUT,
MLX5_MODULE_EVENT_ERROR_ENFORCE_PART_NUMBER_LIST,
MLX5_MODULE_EVENT_ERROR_UNKNOWN_IDENTIFIER,
MLX5_MODULE_EVENT_ERROR_HIGH_TEMPERATURE,
MLX5_MODULE_EVENT_ERROR_BAD_CABLE,
MLX5_MODULE_EVENT_ERROR_UNKNOWN,
MLX5_MODULE_EVENT_ERROR_NUM,
};
struct mlx5_port_module_event_stats {
u64 status_counters[MLX5_MODULE_STATUS_NUM];
u64 error_counters[MLX5_MODULE_EVENT_ERROR_NUM];
};
struct mlx5_priv {
char name[MLX5_MAX_NAME_LEN];
struct mlx5_eq_table eq_table;
@@ -559,6 +584,8 @@ struct mlx5_priv {
unsigned long pci_dev_data;
struct mlx5_fc_stats fc_stats;
struct mlx5_rl_table rl_table;
struct mlx5_port_module_event_stats pme_stats;
};
enum mlx5_device_state {