diff options
author | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-04-07 07:29:37 +0000 |
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committer | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-04-07 07:29:37 +0000 |
commit | d1b1d3c07e08947fe564f84a5a96831d147b8cce (patch) | |
tree | 57d1fc8feb8c37be5039f2ae290238e2082495b9 /package/rt2x00/src/rt2x00debug.c | |
parent | d600b610a6fcb3de6d07e541b9dc29093ffc1c97 (diff) |
Migrate rt2x00 to the compat-wireless version
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10753 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/rt2x00/src/rt2x00debug.c')
-rw-r--r-- | package/rt2x00/src/rt2x00debug.c | 368 |
1 files changed, 0 insertions, 368 deletions
diff --git a/package/rt2x00/src/rt2x00debug.c b/package/rt2x00/src/rt2x00debug.c deleted file mode 100644 index 9275d6f95..000000000 --- a/package/rt2x00/src/rt2x00debug.c +++ /dev/null @@ -1,368 +0,0 @@ -/* - Copyright (C) 2004 - 2007 rt2x00 SourceForge Project - <http://rt2x00.serialmonkey.com> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - 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., - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -/* - Module: rt2x00lib - Abstract: rt2x00 debugfs specific routines. - */ - -/* - * Set enviroment defines for rt2x00.h - */ -#define DRV_NAME "rt2x00lib" - -#include <linux/debugfs.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/uaccess.h> - -#include "rt2x00.h" -#include "rt2x00lib.h" - -#define PRINT_LINE_LEN_MAX 32 - -struct rt2x00debug_intf { - /* - * Pointer to driver structure where - * this debugfs entry belongs to. - */ - struct rt2x00_dev *rt2x00dev; - - /* - * Reference to the rt2x00debug structure - * which can be used to communicate with - * the registers. - */ - const struct rt2x00debug *debug; - - /* - * Debugfs entries for: - * - driver folder - * - driver file - * - chipset file - * - device flags file - * - register offset/value files - * - eeprom offset/value files - * - bbp offset/value files - * - rf offset/value files - */ - struct dentry *driver_folder; - struct dentry *driver_entry; - struct dentry *chipset_entry; - struct dentry *dev_flags; - struct dentry *csr_off_entry; - struct dentry *csr_val_entry; - struct dentry *eeprom_off_entry; - struct dentry *eeprom_val_entry; - struct dentry *bbp_off_entry; - struct dentry *bbp_val_entry; - struct dentry *rf_off_entry; - struct dentry *rf_val_entry; - - /* - * Driver and chipset files will use a data buffer - * that has been created in advance. This will simplify - * the code since we can use the debugfs functions. - */ - struct debugfs_blob_wrapper driver_blob; - struct debugfs_blob_wrapper chipset_blob; - - /* - * Requested offset for each register type. - */ - unsigned int offset_csr; - unsigned int offset_eeprom; - unsigned int offset_bbp; - unsigned int offset_rf; -}; - -static int rt2x00debug_file_open(struct inode *inode, struct file *file) -{ - struct rt2x00debug_intf *intf = inode->i_private; - - file->private_data = inode->i_private; - - if (!try_module_get(intf->debug->owner)) - return -EBUSY; - - return 0; -} - -static int rt2x00debug_file_release(struct inode *inode, struct file *file) -{ - struct rt2x00debug_intf *intf = file->private_data; - - module_put(intf->debug->owner); - - return 0; -} - -#define RT2X00DEBUGFS_OPS_READ(__name, __format, __type) \ -static ssize_t rt2x00debug_read_##__name(struct file *file, \ - char __user *buf, \ - size_t length, \ - loff_t *offset) \ -{ \ - struct rt2x00debug_intf *intf = file->private_data; \ - const struct rt2x00debug *debug = intf->debug; \ - char line[16]; \ - size_t size; \ - __type value; \ - \ - if (*offset) \ - return 0; \ - \ - if (intf->offset_##__name >= debug->__name.word_count) \ - return -EINVAL; \ - \ - debug->__name.read(intf->rt2x00dev, \ - intf->offset_##__name, &value); \ - \ - size = sprintf(line, __format, value); \ - \ - if (copy_to_user(buf, line, size)) \ - return -EFAULT; \ - \ - *offset += size; \ - return size; \ -} - -#define RT2X00DEBUGFS_OPS_WRITE(__name, __type) \ -static ssize_t rt2x00debug_write_##__name(struct file *file, \ - const char __user *buf,\ - size_t length, \ - loff_t *offset) \ -{ \ - struct rt2x00debug_intf *intf = file->private_data; \ - const struct rt2x00debug *debug = intf->debug; \ - char line[16]; \ - size_t size; \ - __type value; \ - \ - if (*offset) \ - return 0; \ - \ - if (!capable(CAP_NET_ADMIN)) \ - return -EPERM; \ - \ - if (intf->offset_##__name >= debug->__name.word_count) \ - return -EINVAL; \ - \ - if (copy_from_user(line, buf, length)) \ - return -EFAULT; \ - \ - size = strlen(line); \ - value = simple_strtoul(line, NULL, 0); \ - \ - debug->__name.write(intf->rt2x00dev, \ - intf->offset_##__name, value); \ - \ - *offset += size; \ - return size; \ -} - -#define RT2X00DEBUGFS_OPS(__name, __format, __type) \ -RT2X00DEBUGFS_OPS_READ(__name, __format, __type); \ -RT2X00DEBUGFS_OPS_WRITE(__name, __type); \ - \ -static const struct file_operations rt2x00debug_fop_##__name = {\ - .owner = THIS_MODULE, \ - .read = rt2x00debug_read_##__name, \ - .write = rt2x00debug_write_##__name, \ - .open = rt2x00debug_file_open, \ - .release = rt2x00debug_file_release, \ -}; - -RT2X00DEBUGFS_OPS(csr, "0x%.8x\n", u32); -RT2X00DEBUGFS_OPS(eeprom, "0x%.4x\n", u16); -RT2X00DEBUGFS_OPS(bbp, "0x%.2x\n", u8); -RT2X00DEBUGFS_OPS(rf, "0x%.8x\n", u32); - -static ssize_t rt2x00debug_read_dev_flags(struct file *file, - char __user *buf, - size_t length, - loff_t *offset) -{ - struct rt2x00debug_intf *intf = file->private_data; - char line[16]; - size_t size; - - if (*offset) - return 0; - - size = sprintf(line, "0x%.8x\n", (unsigned int)intf->rt2x00dev->flags); - - if (copy_to_user(buf, line, size)) - return -EFAULT; - - *offset += size; - return size; -} - -static const struct file_operations rt2x00debug_fop_dev_flags = { - .owner = THIS_MODULE, - .read = rt2x00debug_read_dev_flags, - .open = rt2x00debug_file_open, - .release = rt2x00debug_file_release, -}; - -static struct dentry *rt2x00debug_create_file_driver(const char *name, - struct rt2x00debug_intf - *intf, - struct debugfs_blob_wrapper - *blob) -{ - char *data; - - data = kzalloc(3 * PRINT_LINE_LEN_MAX, GFP_KERNEL); - if (!data) - return NULL; - - blob->data = data; - data += sprintf(data, "driver: %s\n", intf->rt2x00dev->ops->name); - data += sprintf(data, "version: %s\n", DRV_VERSION); - data += sprintf(data, "compiled: %s %s\n", __DATE__, __TIME__); - blob->size = strlen(blob->data); - - return debugfs_create_blob(name, S_IRUGO, intf->driver_folder, blob); -} - -static struct dentry *rt2x00debug_create_file_chipset(const char *name, - struct rt2x00debug_intf - *intf, - struct - debugfs_blob_wrapper - *blob) -{ - const struct rt2x00debug *debug = intf->debug; - char *data; - - data = kzalloc(4 * PRINT_LINE_LEN_MAX, GFP_KERNEL); - if (!data) - return NULL; - - blob->data = data; - data += sprintf(data, "csr length: %d\n", debug->csr.word_count); - data += sprintf(data, "eeprom length: %d\n", debug->eeprom.word_count); - data += sprintf(data, "bbp length: %d\n", debug->bbp.word_count); - data += sprintf(data, "rf length: %d\n", debug->rf.word_count); - blob->size = strlen(blob->data); - - return debugfs_create_blob(name, S_IRUGO, intf->driver_folder, blob); -} - -void rt2x00debug_register(struct rt2x00_dev *rt2x00dev) -{ - const struct rt2x00debug *debug = rt2x00dev->ops->debugfs; - struct rt2x00debug_intf *intf; - - intf = kzalloc(sizeof(struct rt2x00debug_intf), GFP_KERNEL); - if (!intf) { - ERROR(rt2x00dev, "Failed to allocate debug handler.\n"); - return; - } - - intf->debug = debug; - intf->rt2x00dev = rt2x00dev; - rt2x00dev->debugfs_intf = intf; - - intf->driver_folder = - debugfs_create_dir(intf->rt2x00dev->ops->name, - rt2x00dev->hw->wiphy->debugfsdir); - if (IS_ERR(intf->driver_folder)) - goto exit; - - intf->driver_entry = - rt2x00debug_create_file_driver("driver", intf, &intf->driver_blob); - if (IS_ERR(intf->driver_entry)) - goto exit; - - intf->chipset_entry = - rt2x00debug_create_file_chipset("chipset", - intf, &intf->chipset_blob); - if (IS_ERR(intf->chipset_entry)) - goto exit; - - intf->dev_flags = debugfs_create_file("dev_flags", S_IRUGO, - intf->driver_folder, intf, - &rt2x00debug_fop_dev_flags); - if (IS_ERR(intf->dev_flags)) - goto exit; - -#define RT2X00DEBUGFS_CREATE_ENTRY(__intf, __name) \ -({ \ - (__intf)->__name##_off_entry = \ - debugfs_create_u32(__stringify(__name) "_offset", \ - S_IRUGO | S_IWUSR, \ - (__intf)->driver_folder, \ - &(__intf)->offset_##__name); \ - if (IS_ERR((__intf)->__name##_off_entry)) \ - goto exit; \ - \ - (__intf)->__name##_val_entry = \ - debugfs_create_file(__stringify(__name) "_value", \ - S_IRUGO | S_IWUSR, \ - (__intf)->driver_folder, \ - (__intf), &rt2x00debug_fop_##__name);\ - if (IS_ERR((__intf)->__name##_val_entry)) \ - goto exit; \ -}) - - RT2X00DEBUGFS_CREATE_ENTRY(intf, csr); - RT2X00DEBUGFS_CREATE_ENTRY(intf, eeprom); - RT2X00DEBUGFS_CREATE_ENTRY(intf, bbp); - RT2X00DEBUGFS_CREATE_ENTRY(intf, rf); - -#undef RT2X00DEBUGFS_CREATE_ENTRY - - return; - -exit: - rt2x00debug_deregister(rt2x00dev); - ERROR(rt2x00dev, "Failed to register debug handler.\n"); - - return; -} - -void rt2x00debug_deregister(struct rt2x00_dev *rt2x00dev) -{ - const struct rt2x00debug_intf *intf = rt2x00dev->debugfs_intf; - - if (unlikely(!intf)) - return; - - debugfs_remove(intf->rf_val_entry); - debugfs_remove(intf->rf_off_entry); - debugfs_remove(intf->bbp_val_entry); - debugfs_remove(intf->bbp_off_entry); - debugfs_remove(intf->eeprom_val_entry); - debugfs_remove(intf->eeprom_off_entry); - debugfs_remove(intf->csr_val_entry); - debugfs_remove(intf->csr_off_entry); - debugfs_remove(intf->dev_flags); - debugfs_remove(intf->chipset_entry); - debugfs_remove(intf->driver_entry); - debugfs_remove(intf->driver_folder); - kfree(intf->chipset_blob.data); - kfree(intf->driver_blob.data); - kfree(intf); - - rt2x00dev->debugfs_intf = NULL; -} |