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103 lines
3.0 KiB
103 lines
3.0 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* This file is part of wl1271 |
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* |
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* Copyright (C) 2009 Nokia Corporation |
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* |
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* Contact: Luciano Coelho <[email protected]> |
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*/ |
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#ifndef __DEBUGFS_H__ |
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#define __DEBUGFS_H__ |
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#include "wlcore.h" |
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__printf(4, 5) int wl1271_format_buffer(char __user *userbuf, size_t count, |
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loff_t *ppos, char *fmt, ...); |
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int wl1271_debugfs_init(struct wl1271 *wl); |
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void wl1271_debugfs_exit(struct wl1271 *wl); |
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void wl1271_debugfs_reset(struct wl1271 *wl); |
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void wl1271_debugfs_update_stats(struct wl1271 *wl); |
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#define DEBUGFS_FORMAT_BUFFER_SIZE 256 |
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#define DEBUGFS_READONLY_FILE(name, fmt, value...) \ |
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static ssize_t name## _read(struct file *file, char __user *userbuf, \ |
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size_t count, loff_t *ppos) \ |
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{ \ |
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struct wl1271 *wl = file->private_data; \ |
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return wl1271_format_buffer(userbuf, count, ppos, \ |
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fmt "\n", ##value); \ |
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} \ |
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\ |
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static const struct file_operations name## _ops = { \ |
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.read = name## _read, \ |
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.open = simple_open, \ |
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.llseek = generic_file_llseek, \ |
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}; |
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#define DEBUGFS_ADD(name, parent) \ |
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do { \ |
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debugfs_create_file(#name, 0400, parent, \ |
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wl, &name## _ops); \ |
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} while (0) |
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#define DEBUGFS_ADD_PREFIX(prefix, name, parent) \ |
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do { \ |
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debugfs_create_file(#name, 0400, parent, \ |
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wl, &prefix## _## name## _ops); \ |
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} while (0) |
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#define DEBUGFS_FWSTATS_FILE(sub, name, fmt, struct_type) \ |
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static ssize_t sub## _ ##name## _read(struct file *file, \ |
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char __user *userbuf, \ |
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size_t count, loff_t *ppos) \ |
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{ \ |
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struct wl1271 *wl = file->private_data; \ |
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struct struct_type *stats = wl->stats.fw_stats; \ |
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\ |
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wl1271_debugfs_update_stats(wl); \ |
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\ |
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return wl1271_format_buffer(userbuf, count, ppos, fmt "\n", \ |
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stats->sub.name); \ |
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} \ |
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\ |
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static const struct file_operations sub## _ ##name## _ops = { \ |
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.read = sub## _ ##name## _read, \ |
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.open = simple_open, \ |
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.llseek = generic_file_llseek, \ |
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}; |
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#define DEBUGFS_FWSTATS_FILE_ARRAY(sub, name, len, struct_type) \ |
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static ssize_t sub## _ ##name## _read(struct file *file, \ |
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char __user *userbuf, \ |
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size_t count, loff_t *ppos) \ |
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{ \ |
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struct wl1271 *wl = file->private_data; \ |
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struct struct_type *stats = wl->stats.fw_stats; \ |
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char buf[DEBUGFS_FORMAT_BUFFER_SIZE] = ""; \ |
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int pos = 0; \ |
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int i; \ |
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\ |
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wl1271_debugfs_update_stats(wl); \ |
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\ |
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for (i = 0; i < len && pos < sizeof(buf); i++) \ |
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pos += snprintf(buf + pos, sizeof(buf) - pos, \ |
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"[%d] = %d\n", i, stats->sub.name[i]); \ |
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\ |
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return wl1271_format_buffer(userbuf, count, ppos, "%s", buf); \ |
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} \ |
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\ |
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static const struct file_operations sub## _ ##name## _ops = { \ |
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.read = sub## _ ##name## _read, \ |
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.open = simple_open, \ |
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.llseek = generic_file_llseek, \ |
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}; |
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#define DEBUGFS_FWSTATS_ADD(sub, name) \ |
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DEBUGFS_ADD(sub## _ ##name, stats) |
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#endif /* WL1271_DEBUGFS_H */
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