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net/mlx5: FW tracer, Add debug prints

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Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Saeed Mahameed 2018-05-03 16:44:46 -07:00
parent 244069532f
commit 3101d1fc6b
1 changed files with 11 additions and 2 deletions
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13
drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
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@ -629,14 +629,14 @@ static void mlx5_fw_tracer_handle_traces(struct work_struct *work)
u64 block_timestamp, last_block_timestamp, tmp_trace_block[TRACES_PER_BLOCK];
u32 block_count, start_offset, prev_start_offset, prev_consumer_index;
u32 trace_event_size = MLX5_ST_SZ_BYTES(tracer_event);
struct mlx5_core_dev *dev = tracer->dev;
struct tracer_event tracer_event;
struct mlx5_core_dev *dev;
int i;
mlx5_core_dbg(dev, "FWTracer: Handle Trace event, owner=(%d)\n", tracer->owner);
if (!tracer->owner)
return;
dev = tracer->dev;
block_count = tracer->buff.size / TRACER_BLOCK_SIZE_BYTE;
start_offset = tracer->buff.consumer_index * TRACER_BLOCK_SIZE_BYTE;
@ -762,6 +762,7 @@ static int mlx5_fw_tracer_start(struct mlx5_fw_tracer *tracer)
goto release_ownership;
}
mlx5_core_dbg(dev, "FWTracer: Ownership granted and active\n");
return 0;
release_ownership:
@ -774,6 +775,7 @@ static void mlx5_fw_tracer_ownership_change(struct work_struct *work)
struct mlx5_fw_tracer *tracer =
container_of(work, struct mlx5_fw_tracer, ownership_change_work);
mlx5_core_dbg(tracer->dev, "FWTracer: ownership changed, current=(%d)\n", tracer->owner);
if (tracer->owner) {
tracer->owner = false;
tracer->buff.consumer_index = 0;
@ -830,6 +832,8 @@ struct mlx5_fw_tracer *mlx5_fw_tracer_create(struct mlx5_core_dev *dev)
goto free_log_buf;
}
mlx5_core_dbg(dev, "FWTracer: Tracer created\n");
return tracer;
free_log_buf:
@ -887,6 +891,9 @@ void mlx5_fw_tracer_cleanup(struct mlx5_fw_tracer *tracer)
if (IS_ERR_OR_NULL(tracer))
return;
mlx5_core_dbg(tracer->dev, "FWTracer: Cleanup, is owner ? (%d)\n",
tracer->owner);
cancel_work_sync(&tracer->ownership_change_work);
cancel_work_sync(&tracer->handle_traces_work);
@ -903,6 +910,8 @@ void mlx5_fw_tracer_destroy(struct mlx5_fw_tracer *tracer)
if (IS_ERR_OR_NULL(tracer))
return;
mlx5_core_dbg(tracer->dev, "FWTracer: Destroy\n");
cancel_work_sync(&tracer->read_fw_strings_work);
mlx5_fw_tracer_clean_ready_list(tracer);
mlx5_fw_tracer_clean_print_hash(tracer);