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Diffstat (limited to 'package/rt2x00/src/rt2x00debug.c')
-rw-r--r--package/rt2x00/src/rt2x00debug.c368
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 9275d6f951..0000000000
--- 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;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-20 00:54:24 +0000