80 строки
1.8 KiB
C
80 строки
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* FUJITSU Extended Socket Network Device driver
|
|
* Copyright (c) 2015-2016 FUJITSU LIMITED
|
|
*/
|
|
|
|
/* debugfs support for fjes driver */
|
|
|
|
#ifdef CONFIG_DEBUG_FS
|
|
|
|
#include <linux/debugfs.h>
|
|
#include <linux/seq_file.h>
|
|
#include <linux/platform_device.h>
|
|
|
|
#include "fjes.h"
|
|
|
|
static struct dentry *fjes_debug_root;
|
|
|
|
static const char * const ep_status_string[] = {
|
|
"unshared",
|
|
"shared",
|
|
"waiting",
|
|
"complete",
|
|
};
|
|
|
|
static int fjes_dbg_status_show(struct seq_file *m, void *v)
|
|
{
|
|
struct fjes_adapter *adapter = m->private;
|
|
struct fjes_hw *hw = &adapter->hw;
|
|
int max_epid = hw->max_epid;
|
|
int my_epid = hw->my_epid;
|
|
int epidx;
|
|
|
|
seq_puts(m, "EPID\tSTATUS SAME_ZONE CONNECTED\n");
|
|
for (epidx = 0; epidx < max_epid; epidx++) {
|
|
if (epidx == my_epid) {
|
|
seq_printf(m, "ep%d\t%-16c %-16c %-16c\n",
|
|
epidx, '-', '-', '-');
|
|
} else {
|
|
seq_printf(m, "ep%d\t%-16s %-16c %-16c\n",
|
|
epidx,
|
|
ep_status_string[fjes_hw_get_partner_ep_status(hw, epidx)],
|
|
fjes_hw_epid_is_same_zone(hw, epidx) ? 'Y' : 'N',
|
|
fjes_hw_epid_is_shared(hw->hw_info.share, epidx) ? 'Y' : 'N');
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
DEFINE_SHOW_ATTRIBUTE(fjes_dbg_status);
|
|
|
|
void fjes_dbg_adapter_init(struct fjes_adapter *adapter)
|
|
{
|
|
const char *name = dev_name(&adapter->plat_dev->dev);
|
|
|
|
adapter->dbg_adapter = debugfs_create_dir(name, fjes_debug_root);
|
|
|
|
debugfs_create_file("status", 0444, adapter->dbg_adapter, adapter,
|
|
&fjes_dbg_status_fops);
|
|
}
|
|
|
|
void fjes_dbg_adapter_exit(struct fjes_adapter *adapter)
|
|
{
|
|
debugfs_remove_recursive(adapter->dbg_adapter);
|
|
adapter->dbg_adapter = NULL;
|
|
}
|
|
|
|
void fjes_dbg_init(void)
|
|
{
|
|
fjes_debug_root = debugfs_create_dir(fjes_driver_name, NULL);
|
|
}
|
|
|
|
void fjes_dbg_exit(void)
|
|
{
|
|
debugfs_remove_recursive(fjes_debug_root);
|
|
fjes_debug_root = NULL;
|
|
}
|
|
|
|
#endif /* CONFIG_DEBUG_FS */
|