From 130c7b46c93d313ca07d85a30d90021e424c7e9b Mon Sep 17 00:00:00 2001 From: Saeed Mahameed Date: Tue, 7 May 2019 08:56:38 -0700 Subject: net/mlx5e: TX, Dump WQs wqe descriptors on CQE with error events Dump the Work Queue's TX WQE descriptor when a completion with error is received. Example: [5.331832] mlx5_core 0000:00:04.0 enp0s4: Error cqe on cqn 0xa, ci 0x1, TXQ-SQ qpn 0xe, opcode 0xd, syndrome 0x2, vendor syndrome 0x0 [5.333127] 00000000: 55 65 02 75 31 fe c2 d2 6b 6c 62 1e f9 e1 d8 5c [5.333837] 00000010: d3 b2 6c b8 89 e4 84 20 0b f4 3c e0 f3 75 41 ca [5.334568] 00000020: 46 00 00 00 cd 70 a0 92 18 3a 01 de 00 00 00 00 [5.335313] 00000030: 7d bc 05 89 b2 e9 00 02 1e 00 00 0e 00 00 30 d2 [5.335972] WQE DUMP: WQ size 1024 WQ cur size 0, WQE index 0x0, len: 64 [5.336710] 00000000: 00 00 00 1e 00 00 0e 04 00 00 00 08 00 00 00 00 [5.337524] 00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 12 33 33 [5.338151] 00000020: 00 00 00 16 52 54 00 00 00 01 86 dd 60 00 00 00 [5.338740] 00000030: 00 00 00 48 00 00 00 00 00 00 00 00 66 ba 58 14 Signed-off-by: Saeed Mahameed Signed-off-by: Tariq Toukan Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/wq.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/ethernet/mellanox/mlx5/core/wq.h') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.h b/drivers/net/ethernet/mellanox/mlx5/core/wq.h index 55791f71a778..27338c3c6136 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/wq.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.h @@ -79,6 +79,7 @@ struct mlx5_wq_ll { int mlx5_wq_cyc_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, void *wqc, struct mlx5_wq_cyc *wq, struct mlx5_wq_ctrl *wq_ctrl); +void mlx5_wq_cyc_wqe_dump(struct mlx5_wq_cyc *wq, u16 ix, u8 nstrides); u32 mlx5_wq_cyc_get_size(struct mlx5_wq_cyc *wq); int mlx5_wq_qp_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, -- cgit v1.2.3