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net/mlx5: Add NOT_READY command return status

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Add a new command status MLX5_CMD_STAT_NOT_READY to handle cases
where the firmware is not ready.

Signed-off-by: Shay Drory <shayd@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Link: https://patch.msgid.link/20240911201757.1505453-14-saeed@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Shay Drory 2024-09-11 13:17:55 -07:00 committed by Jakub Kicinski
parent 9c754d0970
commit 5bd877093f
2 changed files with 7 additions and 1 deletions
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7
drivers/net/ethernet/mellanox/mlx5/core/cmd.c
View File

@ -754,6 +754,8 @@ static const char *cmd_status_str(u8 status)
return "bad resource"; return "bad resource";
case MLX5_CMD_STAT_RES_BUSY: case MLX5_CMD_STAT_RES_BUSY:
return "resource busy"; return "resource busy";
case MLX5_CMD_STAT_NOT_READY:
return "FW not ready";
case MLX5_CMD_STAT_LIM_ERR: case MLX5_CMD_STAT_LIM_ERR:
return "limits exceeded"; return "limits exceeded";
case MLX5_CMD_STAT_BAD_RES_STATE_ERR: case MLX5_CMD_STAT_BAD_RES_STATE_ERR:
@ -787,6 +789,7 @@ static int cmd_status_to_err(u8 status)
case MLX5_CMD_STAT_BAD_SYS_STATE_ERR: return -EIO; case MLX5_CMD_STAT_BAD_SYS_STATE_ERR: return -EIO;
case MLX5_CMD_STAT_BAD_RES_ERR: return -EINVAL; case MLX5_CMD_STAT_BAD_RES_ERR: return -EINVAL;
case MLX5_CMD_STAT_RES_BUSY: return -EBUSY; case MLX5_CMD_STAT_RES_BUSY: return -EBUSY;
case MLX5_CMD_STAT_NOT_READY: return -EAGAIN;
case MLX5_CMD_STAT_LIM_ERR: return -ENOMEM; case MLX5_CMD_STAT_LIM_ERR: return -ENOMEM;
case MLX5_CMD_STAT_BAD_RES_STATE_ERR: return -EINVAL; case MLX5_CMD_STAT_BAD_RES_STATE_ERR: return -EINVAL;
case MLX5_CMD_STAT_IX_ERR: return -EINVAL; case MLX5_CMD_STAT_IX_ERR: return -EINVAL;
@ -815,14 +818,16 @@ EXPORT_SYMBOL(mlx5_cmd_out_err);
static void cmd_status_print(struct mlx5_core_dev *dev, void *in, void *out) static void cmd_status_print(struct mlx5_core_dev *dev, void *in, void *out)
{ {
u16 opcode, op_mod; u16 opcode, op_mod;
u8 status;
u16 uid; u16 uid;
opcode = in_to_opcode(in); opcode = in_to_opcode(in);
op_mod = MLX5_GET(mbox_in, in, op_mod); op_mod = MLX5_GET(mbox_in, in, op_mod);
uid = MLX5_GET(mbox_in, in, uid); uid = MLX5_GET(mbox_in, in, uid);
status = MLX5_GET(mbox_out, out, status);
if (!uid && opcode != MLX5_CMD_OP_DESTROY_MKEY && if (!uid && opcode != MLX5_CMD_OP_DESTROY_MKEY &&
opcode != MLX5_CMD_OP_CREATE_UCTX) opcode != MLX5_CMD_OP_CREATE_UCTX && status != MLX5_CMD_STAT_NOT_READY)
mlx5_cmd_out_err(dev, opcode, op_mod, out); mlx5_cmd_out_err(dev, opcode, op_mod, out);
} }

1
include/linux/mlx5/device.h
View File

@ -1449,6 +1449,7 @@ enum {
MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4, MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
MLX5_CMD_STAT_BAD_RES_ERR = 0x5, MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
MLX5_CMD_STAT_RES_BUSY = 0x6, MLX5_CMD_STAT_RES_BUSY = 0x6,
MLX5_CMD_STAT_NOT_READY = 0x7,
MLX5_CMD_STAT_LIM_ERR = 0x8, MLX5_CMD_STAT_LIM_ERR = 0x8,
MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9, MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
MLX5_CMD_STAT_IX_ERR = 0xa, MLX5_CMD_STAT_IX_ERR = 0xa,