linuxdebug/drivers/crypto/caam/dpseci-debugfs.c

61 lines
1.4 KiB
C

// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/* Copyright 2019 NXP */
#include <linux/module.h>
#include <linux/device.h>
#include <linux/debugfs.h>
#include "dpseci-debugfs.h"
static int dpseci_dbg_fqs_show(struct seq_file *file, void *offset)
{
struct dpaa2_caam_priv *priv = (struct dpaa2_caam_priv *)file->private;
u32 fqid, fcnt, bcnt;
int i, err;
seq_printf(file, "FQ stats for %s:\n", dev_name(priv->dev));
seq_printf(file, "%s%16s%16s\n",
"Rx-VFQID",
"Pending frames",
"Pending bytes");
for (i = 0; i < priv->num_pairs; i++) {
fqid = priv->rx_queue_attr[i].fqid;
err = dpaa2_io_query_fq_count(NULL, fqid, &fcnt, &bcnt);
if (err)
continue;
seq_printf(file, "%5d%16u%16u\n", fqid, fcnt, bcnt);
}
seq_printf(file, "%s%16s%16s\n",
"Tx-VFQID",
"Pending frames",
"Pending bytes");
for (i = 0; i < priv->num_pairs; i++) {
fqid = priv->tx_queue_attr[i].fqid;
err = dpaa2_io_query_fq_count(NULL, fqid, &fcnt, &bcnt);
if (err)
continue;
seq_printf(file, "%5d%16u%16u\n", fqid, fcnt, bcnt);
}
return 0;
}
DEFINE_SHOW_ATTRIBUTE(dpseci_dbg_fqs);
void dpaa2_dpseci_debugfs_init(struct dpaa2_caam_priv *priv)
{
priv->dfs_root = debugfs_create_dir(dev_name(priv->dev), NULL);
debugfs_create_file("fq_stats", 0444, priv->dfs_root, priv,
&dpseci_dbg_fqs_fops);
}
void dpaa2_dpseci_debugfs_exit(struct dpaa2_caam_priv *priv)
{
debugfs_remove_recursive(priv->dfs_root);
}