diff options
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_debugfs.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_debugfs.c b/drivers/net/ethernet/amazon/ena/ena_debugfs.c index d9327cd870e0..46ed80986724 100644 --- a/drivers/net/ethernet/amazon/ena/ena_debugfs.c +++ b/drivers/net/ethernet/amazon/ena/ena_debugfs.c @@ -8,6 +8,35 @@ #include <linux/seq_file.h> #include <linux/pci.h> #include "ena_debugfs.h" +#include "ena_phc.h" + +static int phc_stats_show(struct seq_file *file, void *priv) +{ + struct ena_adapter *adapter = file->private; + + if (!ena_phc_is_active(adapter)) + return 0; + + seq_printf(file, + "phc_cnt: %llu\n", + adapter->ena_dev->phc.stats.phc_cnt); + seq_printf(file, + "phc_exp: %llu\n", + adapter->ena_dev->phc.stats.phc_exp); + seq_printf(file, + "phc_skp: %llu\n", + adapter->ena_dev->phc.stats.phc_skp); + seq_printf(file, + "phc_err_dv: %llu\n", + adapter->ena_dev->phc.stats.phc_err_dv); + seq_printf(file, + "phc_err_ts: %llu\n", + adapter->ena_dev->phc.stats.phc_err_ts); + + return 0; +} + +DEFINE_SHOW_ATTRIBUTE(phc_stats); void ena_debugfs_init(struct net_device *dev) { @@ -15,6 +44,12 @@ void ena_debugfs_init(struct net_device *dev) adapter->debugfs_base = debugfs_create_dir(dev_name(&adapter->pdev->dev), NULL); + + debugfs_create_file("phc_stats", + 0400, + adapter->debugfs_base, + adapter, + &phc_stats_fops); } void ena_debugfs_terminate(struct net_device *dev) |