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authorShay Drory <[email protected]>2024-09-11 13:17:55 -0700
committerJakub Kicinski <[email protected]>2024-09-12 20:50:29 -0700
commit5bd877093fd0b2e9e5f0c03b466669f761b5849c (patch)
tree08d673f30edff75c11d5525501fd178725232e42
parent9c754d0970736539de9c4773fa813ad8b9bb04e2 (diff)
net/mlx5: Add NOT_READY command return status
Add a new command status MLX5_CMD_STAT_NOT_READY to handle cases where the firmware is not ready. Signed-off-by: Shay Drory <[email protected]> Signed-off-by: Tariq Toukan <[email protected]> Signed-off-by: Saeed Mahameed <[email protected]> Reviewed-by: Jacob Keller <[email protected]> Reviewed-by: Kalesh AP <[email protected]> Link: https://patch.msgid.link/[email protected] Signed-off-by: Jakub Kicinski <[email protected]>
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/cmd.c7
-rw-r--r--include/linux/mlx5/device.h1
2 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index 20768ef2e9d2..9af8ddb4a78f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -754,6 +754,8 @@ static const char *cmd_status_str(u8 status)
return "bad resource";
case MLX5_CMD_STAT_RES_BUSY:
return "resource busy";
+ case MLX5_CMD_STAT_NOT_READY:
+ return "FW not ready";
case MLX5_CMD_STAT_LIM_ERR:
return "limits exceeded";
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_RES_ERR: return -EINVAL;
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_BAD_RES_STATE_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)
{
u16 opcode, op_mod;
+ u8 status;
u16 uid;
opcode = in_to_opcode(in);
op_mod = MLX5_GET(mbox_in, in, op_mod);
uid = MLX5_GET(mbox_in, in, uid);
+ status = MLX5_GET(mbox_out, out, status);
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);
}
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index a94bc9e3af96..d0f7d1f36c5e 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -1449,6 +1449,7 @@ enum {
MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
MLX5_CMD_STAT_RES_BUSY = 0x6,
+ MLX5_CMD_STAT_NOT_READY = 0x7,
MLX5_CMD_STAT_LIM_ERR = 0x8,
MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
MLX5_CMD_STAT_IX_ERR = 0xa,