[net-next V2 06/12] net/mlx5: FW tracer, Enable tracing
From: Saeed Mahameed <hidden>
Date: 2018-07-23 23:15:23
Subsystem:
mellanox mlx5 core vpi driver, networking drivers, the rest · Maintainers:
Saeed Mahameed, Leon Romanovsky, Tariq Toukan, Mark Bloch, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Feras Daoud <redacted> Add the tracer file to the makefile and add the init function to the load one flow. Signed-off-by: Feras Daoud <redacted> Signed-off-by: Saeed Mahameed <redacted> --- .../net/ethernet/mellanox/mlx5/core/Makefile | 2 +- .../mellanox/mlx5/core/diag/fw_tracer.h | 2 +- drivers/net/ethernet/mellanox/mlx5/core/main.c | 18 ++++++++++++++++-- 3 files changed, 18 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
index d923f2f58608..55d5a5c2e9d8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile
+++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile@@ -6,7 +6,7 @@ mlx5_core-y := main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \ health.o mcg.o cq.o srq.o alloc.o qp.o port.o mr.o pd.o \ mad.o transobj.o vport.o sriov.o fs_cmd.o fs_core.o \ fs_counters.o rl.o lag.o dev.o wq.o lib/gid.o lib/clock.o \ - diag/fs_tracepoint.o + diag/fs_tracepoint.o diag/fw_tracer.o mlx5_core-$(CONFIG_MLX5_ACCEL) += accel/ipsec.o accel/tls.o
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.h b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.h
index 8d310e7d6743..0347f2dd5cee 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.h@@ -170,6 +170,6 @@ struct mlx5_fw_tracer *mlx5_fw_tracer_create(struct mlx5_core_dev *dev); int mlx5_fw_tracer_init(struct mlx5_fw_tracer *tracer); void mlx5_fw_tracer_cleanup(struct mlx5_fw_tracer *tracer); void mlx5_fw_tracer_destroy(struct mlx5_fw_tracer *tracer); -void mlx5_fw_tracer_event(struct mlx5_core_dev *dev, struct mlx5_eqe *eqe) { return; } +void mlx5_fw_tracer_event(struct mlx5_core_dev *dev, struct mlx5_eqe *eqe); #endif
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index f9b950e1bd85..6ddbb70e95de 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c@@ -62,6 +62,7 @@ #include "accel/ipsec.h" #include "accel/tls.h" #include "lib/clock.h" +#include "diag/fw_tracer.h" MODULE_AUTHOR("Eli Cohen <eli@mellanox.com>"); MODULE_DESCRIPTION("Mellanox 5th generation network adapters (ConnectX series) core driver");
@@ -990,6 +991,8 @@ static int mlx5_init_once(struct mlx5_core_dev *dev, struct mlx5_priv *priv) goto err_sriov_cleanup; } + dev->tracer = mlx5_fw_tracer_create(dev); + return 0; err_sriov_cleanup:
@@ -1015,6 +1018,7 @@ static int mlx5_init_once(struct mlx5_core_dev *dev, struct mlx5_priv *priv) static void mlx5_cleanup_once(struct mlx5_core_dev *dev) { + mlx5_fw_tracer_destroy(dev->tracer); mlx5_fpga_cleanup(dev); mlx5_sriov_cleanup(dev); mlx5_eswitch_cleanup(dev->priv.eswitch);
@@ -1167,10 +1171,16 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, goto err_put_uars; } + err = mlx5_fw_tracer_init(dev->tracer); + if (err) { + dev_err(&pdev->dev, "Failed to init FW tracer\n"); + goto err_fw_tracer; + } + err = alloc_comp_eqs(dev); if (err) { dev_err(&pdev->dev, "Failed to alloc completion EQs\n"); - goto err_stop_eqs; + goto err_comp_eqs; } err = mlx5_irq_set_affinity_hints(dev);
@@ -1252,7 +1262,10 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, err_affinity_hints: free_comp_eqs(dev); -err_stop_eqs: +err_comp_eqs: + mlx5_fw_tracer_cleanup(dev->tracer); + +err_fw_tracer: mlx5_stop_eqs(dev); err_put_uars:
@@ -1320,6 +1333,7 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, mlx5_fpga_device_stop(dev); mlx5_irq_clear_affinity_hints(dev); free_comp_eqs(dev); + mlx5_fw_tracer_cleanup(dev->tracer); mlx5_stop_eqs(dev); mlx5_put_uars_page(dev, priv->uar); mlx5_free_irq_vectors(dev);
--
2.17.0