diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/debugfs.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/debugfs.c | 85 |
1 files changed, 72 insertions, 13 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c index 10d195042ab5..3e232a65a0c3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c @@ -30,7 +30,6 @@ * SOFTWARE. */ -#include <linux/module.h> #include <linux/debugfs.h> #include <linux/mlx5/qp.h> #include <linux/mlx5/cq.h> @@ -99,26 +98,32 @@ void mlx5_unregister_debugfs(void) debugfs_remove(mlx5_debugfs_root); } +struct dentry *mlx5_debugfs_get_dev_root(struct mlx5_core_dev *dev) +{ + return dev->priv.dbg.dbg_root; +} +EXPORT_SYMBOL(mlx5_debugfs_get_dev_root); + void mlx5_qp_debugfs_init(struct mlx5_core_dev *dev) { - dev->priv.qp_debugfs = debugfs_create_dir("QPs", dev->priv.dbg_root); + dev->priv.dbg.qp_debugfs = debugfs_create_dir("QPs", dev->priv.dbg.dbg_root); } EXPORT_SYMBOL(mlx5_qp_debugfs_init); void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev) { - debugfs_remove_recursive(dev->priv.qp_debugfs); + debugfs_remove_recursive(dev->priv.dbg.qp_debugfs); } EXPORT_SYMBOL(mlx5_qp_debugfs_cleanup); void mlx5_eq_debugfs_init(struct mlx5_core_dev *dev) { - dev->priv.eq_debugfs = debugfs_create_dir("EQs", dev->priv.dbg_root); + dev->priv.dbg.eq_debugfs = debugfs_create_dir("EQs", dev->priv.dbg.dbg_root); } void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev) { - debugfs_remove_recursive(dev->priv.eq_debugfs); + debugfs_remove_recursive(dev->priv.dbg.eq_debugfs); } static ssize_t average_read(struct file *filp, char __user *buf, size_t count, @@ -161,6 +166,28 @@ static const struct file_operations stats_fops = { .write = average_write, }; +static ssize_t slots_read(struct file *filp, char __user *buf, size_t count, + loff_t *pos) +{ + struct mlx5_cmd *cmd; + char tbuf[6]; + int weight; + int field; + int ret; + + cmd = filp->private_data; + weight = bitmap_weight(&cmd->bitmask, cmd->max_reg_cmds); + field = cmd->max_reg_cmds - weight; + ret = snprintf(tbuf, sizeof(tbuf), "%d\n", field); + return simple_read_from_buffer(buf, count, pos, tbuf, ret); +} + +static const struct file_operations slots_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = slots_read, +}; + void mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev) { struct mlx5_cmd_stats *stats; @@ -168,8 +195,10 @@ void mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev) const char *namep; int i; - cmd = &dev->priv.cmdif_debugfs; - *cmd = debugfs_create_dir("commands", dev->priv.dbg_root); + cmd = &dev->priv.dbg.cmdif_debugfs; + *cmd = debugfs_create_dir("commands", dev->priv.dbg.dbg_root); + + debugfs_create_file("slots_inuse", 0400, *cmd, &dev->cmd, &slots_fops); for (i = 0; i < MLX5_CMD_OP_MAX; i++) { stats = &dev->cmd.stats[i]; @@ -180,23 +209,53 @@ void mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev) debugfs_create_file("average", 0400, stats->root, stats, &stats_fops); debugfs_create_u64("n", 0400, stats->root, &stats->n); + debugfs_create_u64("failed", 0400, stats->root, &stats->failed); + debugfs_create_u64("failed_mbox_status", 0400, stats->root, + &stats->failed_mbox_status); + debugfs_create_u32("last_failed_errno", 0400, stats->root, + &stats->last_failed_errno); + debugfs_create_u8("last_failed_mbox_status", 0400, stats->root, + &stats->last_failed_mbox_status); + debugfs_create_x32("last_failed_syndrome", 0400, stats->root, + &stats->last_failed_syndrome); } } } void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev) { - debugfs_remove_recursive(dev->priv.cmdif_debugfs); + debugfs_remove_recursive(dev->priv.dbg.cmdif_debugfs); } void mlx5_cq_debugfs_init(struct mlx5_core_dev *dev) { - dev->priv.cq_debugfs = debugfs_create_dir("CQs", dev->priv.dbg_root); + dev->priv.dbg.cq_debugfs = debugfs_create_dir("CQs", dev->priv.dbg.dbg_root); } void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev) { - debugfs_remove_recursive(dev->priv.cq_debugfs); + debugfs_remove_recursive(dev->priv.dbg.cq_debugfs); +} + +void mlx5_pages_debugfs_init(struct mlx5_core_dev *dev) +{ + struct dentry *pages; + + dev->priv.dbg.pages_debugfs = debugfs_create_dir("pages", dev->priv.dbg.dbg_root); + pages = dev->priv.dbg.pages_debugfs; + + debugfs_create_u32("fw_pages_total", 0400, pages, &dev->priv.fw_pages); + debugfs_create_u32("fw_pages_vfs", 0400, pages, &dev->priv.vfs_pages); + debugfs_create_u32("fw_pages_host_pf", 0400, pages, &dev->priv.host_pf_pages); + debugfs_create_u32("fw_pages_alloc_failed", 0400, pages, &dev->priv.fw_pages_alloc_failed); + debugfs_create_u32("fw_pages_give_dropped", 0400, pages, &dev->priv.give_pages_dropped); + debugfs_create_u32("fw_pages_reclaim_discard", 0400, pages, + &dev->priv.reclaim_pages_discard); +} + +void mlx5_pages_debugfs_cleanup(struct mlx5_core_dev *dev) +{ + debugfs_remove_recursive(dev->priv.dbg.pages_debugfs); } static u64 qp_read_field(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp, @@ -441,7 +500,7 @@ int mlx5_debug_qp_add(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp) if (!mlx5_debugfs_root) return 0; - err = add_res_tree(dev, MLX5_DBG_RSC_QP, dev->priv.qp_debugfs, + err = add_res_tree(dev, MLX5_DBG_RSC_QP, dev->priv.dbg.qp_debugfs, &qp->dbg, qp->qpn, qp_fields, ARRAY_SIZE(qp_fields), qp); if (err) @@ -468,7 +527,7 @@ int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq) if (!mlx5_debugfs_root) return 0; - err = add_res_tree(dev, MLX5_DBG_RSC_EQ, dev->priv.eq_debugfs, + err = add_res_tree(dev, MLX5_DBG_RSC_EQ, dev->priv.dbg.eq_debugfs, &eq->dbg, eq->eqn, eq_fields, ARRAY_SIZE(eq_fields), eq); if (err) @@ -493,7 +552,7 @@ int mlx5_debug_cq_add(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq) if (!mlx5_debugfs_root) return 0; - err = add_res_tree(dev, MLX5_DBG_RSC_CQ, dev->priv.cq_debugfs, + err = add_res_tree(dev, MLX5_DBG_RSC_CQ, dev->priv.dbg.cq_debugfs, &cq->dbg, cq->cqn, cq_fields, ARRAY_SIZE(cq_fields), cq); if (err) |