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net/mlx4_core: Add bad-cable event support

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If the firmware can detect a bad cable, allow it to generate an
event, and print the problem in the log.

Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jack Morgenstein
2015-01-27 15:57:59 +02:00
committed by David S. Miller
parent 4967082b46
commit be6a6b43b5
3 changed files with 43 additions and 2 deletions
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14
include/linux/mlx4/device.h
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@@ -200,7 +200,8 @@ enum {
MLX4_DEV_CAP_FLAG2_CONFIG_DEV = 1LL << 16,
MLX4_DEV_CAP_FLAG2_SYS_EQS = 1LL << 17,
MLX4_DEV_CAP_FLAG2_80_VFS = 1LL << 18,
MLX4_DEV_CAP_FLAG2_FS_A0 = 1LL << 19
MLX4_DEV_CAP_FLAG2_FS_A0 = 1LL << 19,
MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT = 1LL << 20
};
enum {
@@ -280,6 +281,7 @@ enum mlx4_event {
MLX4_EVENT_TYPE_FATAL_WARNING = 0x1b,
MLX4_EVENT_TYPE_FLR_EVENT = 0x1c,
MLX4_EVENT_TYPE_PORT_MNG_CHG_EVENT = 0x1d,
MLX4_EVENT_TYPE_RECOVERABLE_ERROR_EVENT = 0x3e,
MLX4_EVENT_TYPE_NONE = 0xff,
};
@@ -288,6 +290,11 @@ enum {
MLX4_PORT_CHANGE_SUBTYPE_ACTIVE = 4
};
enum {
MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_BAD_CABLE = 1,
MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_UNSUPPORTED_CABLE = 2,
};
enum {
MLX4_FATAL_WARNING_SUBTYPE_WARMING = 0,
};
@@ -860,6 +867,11 @@ struct mlx4_eqe {
} __packed tbl_change_info;
} params;
} __packed port_mgmt_change;
struct {
u8 reserved[3];
u8 port;
u32 reserved1[5];
} __packed bad_cable;
} event;
u8 slave_id;
u8 reserved3[2];