From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/net/fjes/fjes_debugfs.c | 79 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 drivers/net/fjes/fjes_debugfs.c (limited to 'drivers/net/fjes/fjes_debugfs.c') diff --git a/drivers/net/fjes/fjes_debugfs.c b/drivers/net/fjes/fjes_debugfs.c new file mode 100644 index 000000000..2c2095e7c --- /dev/null +++ b/drivers/net/fjes/fjes_debugfs.c @@ -0,0 +1,79 @@ +// 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 +#include +#include + +#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 */ -- cgit v1.2.3