From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/net/wireless/ti/wlcore/debugfs.h | 120 +++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) create mode 100644 drivers/net/wireless/ti/wlcore/debugfs.h (limited to 'drivers/net/wireless/ti/wlcore/debugfs.h') diff --git a/drivers/net/wireless/ti/wlcore/debugfs.h b/drivers/net/wireless/ti/wlcore/debugfs.h new file mode 100644 index 000000000..bf14676e6 --- /dev/null +++ b/drivers/net/wireless/ti/wlcore/debugfs.h @@ -0,0 +1,120 @@ +/* + * This file is part of wl1271 + * + * Copyright (C) 2009 Nokia Corporation + * + * Contact: Luciano Coelho + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#ifndef __DEBUGFS_H__ +#define __DEBUGFS_H__ + +#include "wlcore.h" + +__printf(4, 5) int wl1271_format_buffer(char __user *userbuf, size_t count, + loff_t *ppos, char *fmt, ...); + +int wl1271_debugfs_init(struct wl1271 *wl); +void wl1271_debugfs_exit(struct wl1271 *wl); +void wl1271_debugfs_reset(struct wl1271 *wl); +void wl1271_debugfs_update_stats(struct wl1271 *wl); + +#define DEBUGFS_FORMAT_BUFFER_SIZE 256 + +#define DEBUGFS_READONLY_FILE(name, fmt, value...) \ +static ssize_t name## _read(struct file *file, char __user *userbuf, \ + size_t count, loff_t *ppos) \ +{ \ + struct wl1271 *wl = file->private_data; \ + return wl1271_format_buffer(userbuf, count, ppos, \ + fmt "\n", ##value); \ +} \ + \ +static const struct file_operations name## _ops = { \ + .read = name## _read, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +}; + +#define DEBUGFS_ADD(name, parent) \ + do { \ + entry = debugfs_create_file(#name, 0400, parent, \ + wl, &name## _ops); \ + if (!entry || IS_ERR(entry)) \ + goto err; \ + } while (0) + + +#define DEBUGFS_ADD_PREFIX(prefix, name, parent) \ + do { \ + entry = debugfs_create_file(#name, 0400, parent, \ + wl, &prefix## _## name## _ops); \ + if (!entry || IS_ERR(entry)) \ + goto err; \ + } while (0) + +#define DEBUGFS_FWSTATS_FILE(sub, name, fmt, struct_type) \ +static ssize_t sub## _ ##name## _read(struct file *file, \ + char __user *userbuf, \ + size_t count, loff_t *ppos) \ +{ \ + struct wl1271 *wl = file->private_data; \ + struct struct_type *stats = wl->stats.fw_stats; \ + \ + wl1271_debugfs_update_stats(wl); \ + \ + return wl1271_format_buffer(userbuf, count, ppos, fmt "\n", \ + stats->sub.name); \ +} \ + \ +static const struct file_operations sub## _ ##name## _ops = { \ + .read = sub## _ ##name## _read, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +}; + +#define DEBUGFS_FWSTATS_FILE_ARRAY(sub, name, len, struct_type) \ +static ssize_t sub## _ ##name## _read(struct file *file, \ + char __user *userbuf, \ + size_t count, loff_t *ppos) \ +{ \ + struct wl1271 *wl = file->private_data; \ + struct struct_type *stats = wl->stats.fw_stats; \ + char buf[DEBUGFS_FORMAT_BUFFER_SIZE] = ""; \ + int res, i; \ + \ + wl1271_debugfs_update_stats(wl); \ + \ + for (i = 0; i < len; i++) \ + res = snprintf(buf, sizeof(buf), "%s[%d] = %d\n", \ + buf, i, stats->sub.name[i]); \ + \ + return wl1271_format_buffer(userbuf, count, ppos, "%s", buf); \ +} \ + \ +static const struct file_operations sub## _ ##name## _ops = { \ + .read = sub## _ ##name## _read, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +}; + +#define DEBUGFS_FWSTATS_ADD(sub, name) \ + DEBUGFS_ADD(sub## _ ##name, stats) + + +#endif /* WL1271_DEBUGFS_H */ -- cgit v1.2.3-54-g00ecf